Primoris Services vs Quanta Services: why the prices moved differently

Weekly · monthly · quarterly news summaries, side by side in time

Primoris Services Corporation (PRIM)

Q3 20267 Jul – 1 Oct 2026

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Primoris Plunges on Guidance Cuts, Overruns, and Legal Woes

Securities Class Actions Multiple securities class actions alleged Primoris misled investors about renewable project costs and oversight, creating legal costs, uncertainty, and management distraction.
New legal escalation adds uncertainty and costs, pressuring the stock.
Guidance Slashed Again Management cut EBITDA guidance from $560–580 million to $480–500 million, then slashed EPS guidance to $1.30–$1.85 from $4.05–$4.25, signaling deeper trouble.
New guidance cuts directly reduce earnings expectations and investor confidence.
Renewable Project Overruns Primoris disclosed major cost overruns and delays on six renewable projects, cutting 2026 renewables revenue by roughly 30% (~$900 million).
New disclosures quantify the financial impact of project problems.
Fermi Turbines Arrive Fermi's first Siemens turbines arrived for its Texas power project, where Primoris performs balance-of-plant work on six turbines, supporting future data-center-driven gas power revenue.
New positive development offers a potential offset to renewables troubles.

August 20267 Jul – 1 Oct 2026

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Primoris Plunges on Renewables Cost Overruns, Guidance Cuts, and Lawsuits

Renewables cost overruns and revenue collapse Primoris revealed major cost overruns and delays on six renewable energy projects, cutting 2026 renewables revenue by 30% (about $900 million). This signals poor project execution and weak demand, directly hurting profits and pushing the stock down.
This is the core operational problem driving the stock's decline and the guidance cuts.
Massive guidance cuts and COO departure Primoris slashed full-year adjusted EBITDA guidance from $560–$580 million to $480–$500 million, then later cut EPS guidance to $1.30–$1.85 from $4.05–$4.25. The COO abruptly left, raising concerns about oversight. These cuts crushed investor confidence and the stock.
Guidance cuts and leadership turnover are direct negative catalysts for the stock price.
Securities fraud investigations and class actions Multiple law firms (Pomerantz, Robbins, Glancy, Hagens Berman) are investigating or have filed class actions alleging Primoris misled investors about project management and cost forecasting. This legal risk could lead to fines, settlements, and further reputational damage, weighing on the stock.
Legal investigations and lawsuits add regulatory and financial uncertainty that can pressure the stock.
Stock price collapse and market cap erosion Primoris shares fell 50% on May 6, another 21.6% on June 22, and closed at $74.52 on September 30, down about 40% year-to-date. Over $7.8 billion in market value was wiped out, reflecting severe investor pessimism.
The magnitude of the stock decline shows the market's reaction to the underlying problems.

Latest7 Jul – 1 Oct 2026

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Primoris Plunges on Renewables Cost Overruns, Guidance Cuts, and Lawsuits

Renewables cost overruns and revenue collapse Primoris revealed major cost overruns and delays on six renewable energy projects, cutting 2026 renewables revenue by 30% (about $900 million). This signals poor project execution and weak demand, directly hurting profits and pushing the stock down.
This is the core operational problem driving the stock's decline and the guidance cuts.
Massive guidance cuts and COO departure Primoris slashed full-year adjusted EBITDA guidance from $560–$580 million to $480–$500 million, then later cut EPS guidance to $1.30–$1.85 from $4.05–$4.25. The COO abruptly left, raising concerns about oversight. These cuts crushed investor confidence and the stock.
Guidance cuts and leadership turnover are direct negative catalysts for the stock price.
Securities fraud investigations and class actions Multiple law firms (Pomerantz, Robbins, Glancy, Hagens Berman) are investigating or have filed class actions alleging Primoris misled investors about project management and cost forecasting. This legal risk could lead to fines, settlements, and further reputational damage, weighing on the stock.
Legal investigations and lawsuits add regulatory and financial uncertainty that can pressure the stock.
Stock price collapse and market cap erosion Primoris shares fell 50% on May 6, another 21.6% on June 22, and closed at $74.52 on September 30, down about 40% year-to-date. Over $7.8 billion in market value was wiped out, reflecting severe investor pessimism.
The magnitude of the stock decline shows the market's reaction to the underlying problems.

July 202614 Jul – 28 Jul 2026

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Legal Fallout Mounts as Fermi Contract Offers Some Offset

Securities Class Actions Pile Up Multiple law firms filed class action lawsuits against Primoris, alleging it misled investors about renewable project costs and oversight. These suits create legal costs and uncertainty, keeping pressure on the stock as investors weigh potential damages and management distraction.
This is the main new development this period, escalating legal risk that directly affects investor confidence and PRIM's price.
Fermi Turbine Delivery Advances Primoris Contract Fermi's first Siemens turbines arrived for its Texas power project, where Primoris is doing balance-of-plant work on six turbines. This shows the contract is progressing, supporting future revenue from data-center-driven gas power demand, a bright spot amid renewables troubles.
This is a new positive update on a previously announced contract, showing execution and potential revenue that could help offset negative news.

14 Jul – 28 Jul 2026

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Legal Fallout Mounts as Fermi Contract Offers Some Offset

Securities Class Actions Pile Up Multiple law firms filed class action lawsuits against Primoris, alleging it misled investors about renewable project costs and oversight. These suits create legal costs and uncertainty, keeping pressure on the stock as investors weigh potential damages and management distraction.
This is the main new development this period, escalating legal risk that directly affects investor confidence and PRIM's price.
Fermi Turbine Delivery Advances Primoris Contract Fermi's first Siemens turbines arrived for its Texas power project, where Primoris is doing balance-of-plant work on six turbines. This shows the contract is progressing, supporting future revenue from data-center-driven gas power demand, a bright spot amid renewables troubles.
This is a new positive update on a previously announced contract, showing execution and potential revenue that could help offset negative news.

Q2 202622 Jun – 2 Jul 2026

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Primoris Slashes 2026 Guidance on Renewables Overruns; COO Exits

Guidance Cut and COO Departure Primoris slashed its 2026 profit forecast to $2.05–$2.60 per share, less than half its prior range, because of cost overruns and delays in six renewable energy projects. The COO left immediately. This crushed the stock, down over 30%, as investors lost confidence in management and the renewables business.
This is the core new event that directly caused the stock's sharp decline and answers why PRIM is moving.
Renewables Revenue to Drop 30% The company said 2026 renewables revenue will fall about 30%, or $900 million, from 2025 levels due to problems in six projects. This follows a May disclosure of a 40% gross profit plunge in its core Energy segment. Together, these wiped out over $7.8 billion in market value and raised concerns about project execution.
It quantifies the scale of the renewables problems and shows the cumulative damage, which is central to the negative outlook.
Securities Fraud Investigations Law firms Hagens Berman, Bragar Eagel & Squire, and Pomerantz are investigating whether Primoris misled investors about its renewables business before the May 5 and June 22 disclosures. These probes add legal uncertainty and potential costs, keeping pressure on the stock.
It introduces a new legal risk that could further hurt the stock and investor confidence.
Fermi Gas Turbine Contract and Index Inclusion Primoris won a contract to build balance of plant for six gas turbines at Fermi's Texas power project, supporting data centers. It also moved into the Russell 1000 and Midcap indexes, which may attract more institutional investors. These positives offer some offset to the renewables troubles.
It highlights new business wins and index changes that could support the stock despite the negative guidance news.

June 202622 Jun – 2 Jul 2026

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Primoris Slashes 2026 Guidance on Renewables Overruns; COO Exits

Guidance Cut and COO Departure Primoris slashed its 2026 profit forecast to $2.05–$2.60 per share, less than half its prior range, because of cost overruns and delays in six renewable energy projects. The COO left immediately. This crushed the stock, down over 30%, as investors lost confidence in management and the renewables business.
This is the core new event that directly caused the stock's sharp decline and answers why PRIM is moving.
Renewables Revenue to Drop 30% The company said 2026 renewables revenue will fall about 30%, or $900 million, from 2025 levels due to problems in six projects. This follows a May disclosure of a 40% gross profit plunge in its core Energy segment. Together, these wiped out over $7.8 billion in market value and raised concerns about project execution.
It quantifies the scale of the renewables problems and shows the cumulative damage, which is central to the negative outlook.
Securities Fraud Investigations Law firms Hagens Berman, Bragar Eagel & Squire, and Pomerantz are investigating whether Primoris misled investors about its renewables business before the May 5 and June 22 disclosures. These probes add legal uncertainty and potential costs, keeping pressure on the stock.
It introduces a new legal risk that could further hurt the stock and investor confidence.
Fermi Gas Turbine Contract and Index Inclusion Primoris won a contract to build balance of plant for six gas turbines at Fermi's Texas power project, supporting data centers. It also moved into the Russell 1000 and Midcap indexes, which may attract more institutional investors. These positives offer some offset to the renewables troubles.
It highlights new business wins and index changes that could support the stock despite the negative guidance news.

22 Jun – 2 Jul 2026

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Primoris Slashes 2026 Guidance on Renewables Overruns; COO Exits

Guidance Cut and COO Departure Primoris slashed its 2026 profit forecast to $2.05–$2.60 per share, less than half its prior range, because of cost overruns and delays in six renewable energy projects. The COO left immediately. This crushed the stock, down over 30%, as investors lost confidence in management and the renewables business.
This is the core new event that directly caused the stock's sharp decline and answers why PRIM is moving.
Renewables Revenue to Drop 30% The company said 2026 renewables revenue will fall about 30%, or $900 million, from 2025 levels due to problems in six projects. This follows a May disclosure of a 40% gross profit plunge in its core Energy segment. Together, these wiped out over $7.8 billion in market value and raised concerns about project execution.
It quantifies the scale of the renewables problems and shows the cumulative damage, which is central to the negative outlook.
Securities Fraud Investigations Law firms Hagens Berman, Bragar Eagel & Squire, and Pomerantz are investigating whether Primoris misled investors about its renewables business before the May 5 and June 22 disclosures. These probes add legal uncertainty and potential costs, keeping pressure on the stock.
It introduces a new legal risk that could further hurt the stock and investor confidence.
Fermi Gas Turbine Contract and Index Inclusion Primoris won a contract to build balance of plant for six gas turbines at Fermi's Texas power project, supporting data centers. It also moved into the Russell 1000 and Midcap indexes, which may attract more institutional investors. These positives offer some offset to the renewables troubles.
It highlights new business wins and index changes that could support the stock despite the negative guidance news.

Quanta Services Inc (PWR)

Q3 20264 Jul – 17 Sep 2026

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Quanta's AI Power Boom Drives Record Q2, Upgraded Outlook, and Strategic Moves

Record Q2 results and backlog Quanta's Q2 revenue jumped 41% to $9.56 billion, beating estimates, and backlog hit a record $53.4 billion, up 49%. This shows strong demand for its power infrastructure services.
This is the core new financial result that drove the stock.
Raised guidance and analyst upgrades Management raised 2026 guidance, and analysts sharply increased EPS estimates and price targets, with the average target now around $807 versus $619 previously. This reflects growing confidence in Quanta's future earnings.
Guidance and analyst actions directly influence investor expectations and stock price.
Strategic actions: acquisitions, buyback, notes, upgrade Quanta completed four acquisitions, authorized a $1 billion buyback, raised $2 billion in notes, and earned a Moody's upgrade. These moves strengthen its financial position and growth strategy.
These capital actions and credit upgrade are new and support the bullish case.
Premium valuation and debt increase The stock has rallied about 60% over the past year and trades at 34 times forward earnings, above the industry average of 25. The $2 billion notes slightly increase debt, making the valuation a real risk if results disappoint.
This is the main counterweight to the positive drivers and could pressure the stock.

September 202624 Aug – 17 Sep 2026

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Quanta's Record Backlog and Raised Guidance Keep AI Power Boom Intact

Record $53.4B backlog and raised 2026 guidance Quanta's Q2 revenue jumped 41% to $9.56 billion, beating estimates by 12%, with net income nearly doubling. Management raised full-year revenue, profit and cash flow guidance, citing record backlog and strong data-center and grid demand. This directly lifts expected earnings, supporting a higher stock price.
This is the core new fundamental event that drives PWR's value higher.
Wall Street sharply raises earnings estimates and price targets Since the Q2 report, the consensus 2026 EPS estimate jumped to $16.40 from $14.01, and 2027 to $18.92 from $16.43, with no downward revisions. Analysts' average price target is $806.81, well above the recent $619 price. Higher expected profits and bullish targets pull the stock up.
It shows the market's improving view of future profits, a key force behind the stock.
Data-center construction boom continues despite moratorium fears Investors are told to ignore headlines about delayed data centers. U.S. data-center construction rose 46% year over year to $68.3 billion in June, and thousands more centers are planned. Quanta is a key builder of the power links these centers need, so continued building means more work and higher revenue.
It addresses a major fear and confirms the demand driver behind Quanta's growth.
Stock trades at a premium after a 47% yearly rally PWR is up about 60% over the past year and trades at 34 times forward earnings, above the industry's 25 times. While the business is strong, the high price means any disappointment could hurt. This is a real counterweight to the positive news.
It gives a fair picture by noting the valuation risk that could limit gains.

Latest24 Aug – 17 Sep 2026

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Quanta's Record Backlog and Raised Guidance Keep AI Power Boom Intact

Record $53.4B backlog and raised 2026 guidance Quanta's Q2 revenue jumped 41% to $9.56 billion, beating estimates by 12%, with net income nearly doubling. Management raised full-year revenue, profit and cash flow guidance, citing record backlog and strong data-center and grid demand. This directly lifts expected earnings, supporting a higher stock price.
This is the core new fundamental event that drives PWR's value higher.
Wall Street sharply raises earnings estimates and price targets Since the Q2 report, the consensus 2026 EPS estimate jumped to $16.40 from $14.01, and 2027 to $18.92 from $16.43, with no downward revisions. Analysts' average price target is $806.81, well above the recent $619 price. Higher expected profits and bullish targets pull the stock up.
It shows the market's improving view of future profits, a key force behind the stock.
Data-center construction boom continues despite moratorium fears Investors are told to ignore headlines about delayed data centers. U.S. data-center construction rose 46% year over year to $68.3 billion in June, and thousands more centers are planned. Quanta is a key builder of the power links these centers need, so continued building means more work and higher revenue.
It addresses a major fear and confirms the demand driver behind Quanta's growth.
Stock trades at a premium after a 47% yearly rally PWR is up about 60% over the past year and trades at 34 times forward earnings, above the industry's 25 times. While the business is strong, the high price means any disappointment could hurt. This is a real counterweight to the positive news.
It gives a fair picture by noting the valuation risk that could limit gains.

July 20264 Jul – 21 Aug 2026

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Quanta's AI Power Boom Gets Fresh Fuel from Deals, Cash, and Upgrades

Truist raises target, Russell reclassification Truist lifted its price target to $940 from $851, citing strong demand in power, data centers, and infrastructure. Quanta also moved into larger-cap growth indexes, which can draw more investor money. These signals support higher demand for the stock.
Shows fresh analyst and index-driven support for PWR's price.
New joint venture for high-voltage circuit breakers Quanta's subsidiary formed a joint venture with Hyosung HICO to make high-voltage circuit breakers in Pennsylvania. This expands its U.S. power equipment footprint, helping ease grid bottlenecks and capture more demand from utilities and data centers.
New operational expansion that directly supports future revenue growth.
$2 billion notes and higher free cash flow outlook Quanta raised $2 billion in long-term notes and lifted its 2026 free cash flow outlook to $2.0–$2.5 billion. This gives it more financial flexibility to fund acquisitions and big projects, though it slightly increases debt.
New financing and cash flow news that strengthens the balance sheet for growth.
Four acquisitions completed, $1B buyback, Moody's upgrade Quanta closed four acquisitions for $1.24 billion, adding $1.2–$1.4 billion in expected 2026 revenue. It also authorized a $1 billion stock buyback and got a credit rating upgrade from Moody's. These moves expand the business and return cash to shareholders.
New corporate actions that directly affect PWR's growth and shareholder value.

4 Jul – 21 Aug 2026

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Quanta's AI Power Boom Gets Fresh Fuel from Deals, Cash, and Upgrades

Truist raises target, Russell reclassification Truist lifted its price target to $940 from $851, citing strong demand in power, data centers, and infrastructure. Quanta also moved into larger-cap growth indexes, which can draw more investor money. These signals support higher demand for the stock.
Shows fresh analyst and index-driven support for PWR's price.
New joint venture for high-voltage circuit breakers Quanta's subsidiary formed a joint venture with Hyosung HICO to make high-voltage circuit breakers in Pennsylvania. This expands its U.S. power equipment footprint, helping ease grid bottlenecks and capture more demand from utilities and data centers.
New operational expansion that directly supports future revenue growth.
$2 billion notes and higher free cash flow outlook Quanta raised $2 billion in long-term notes and lifted its 2026 free cash flow outlook to $2.0–$2.5 billion. This gives it more financial flexibility to fund acquisitions and big projects, though it slightly increases debt.
New financing and cash flow news that strengthens the balance sheet for growth.
Four acquisitions completed, $1B buyback, Moody's upgrade Quanta closed four acquisitions for $1.24 billion, adding $1.2–$1.4 billion in expected 2026 revenue. It also authorized a $1 billion stock buyback and got a credit rating upgrade from Moody's. These moves expand the business and return cash to shareholders.
New corporate actions that directly affect PWR's growth and shareholder value.

August 202630 Jul – 5 Aug 2026

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Quanta's Blowout Quarter and Record Backlog Supercharge Growth Story

Q2 Beat and Raised Guidance Quanta reported Q2 revenue of $9.56 billion, up 41% year over year, and adjusted EPS of $4.24, both far above expectations. Management raised full-year revenue and profit guidance, signaling stronger business ahead. The stock jumped 13.5% on the news.
This is the core new event that directly caused the stock's sharp rise and sets the tone for the period.
Record $53 Billion Backlog Quanta's backlog hit a record $53.44 billion, up 49% from a year ago. This means the company has a huge pipeline of future work, giving it multi-year visibility and confidence in continued growth. It supports the bullish case for the stock.
Backlog is a key forward-looking indicator that explains why investors are optimistic beyond the current quarter.
Analyst Upgrade and Strategic Acquisitions Guggenheim upgraded Quanta to Buy with an $800 price target, citing growth opportunities and four acquisitions that expand its reach. Management also addressed labor concerns by hiring 15,000 people and investing in transformer and breaker capacity, which helps ease grid bottlenecks.
This shows third-party validation and concrete steps to sustain growth, reinforcing the positive outlook.
AI Infrastructure Boom Drives Demand Quanta and peer EMCOR reported record backlogs as AI data centers and utilities spend heavily on power infrastructure. Quanta's Electric Infrastructure division posted $898 million in operating income, well above expectations. This megatrend provides a long runway for growth.
It highlights the underlying demand driver that is fueling Quanta's results and future prospects.

30 Jul – 5 Aug 2026

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Quanta's Blowout Quarter and Record Backlog Supercharge Growth Story

Q2 Beat and Raised Guidance Quanta reported Q2 revenue of $9.56 billion, up 41% year over year, and adjusted EPS of $4.24, both far above expectations. Management raised full-year revenue and profit guidance, signaling stronger business ahead. The stock jumped 13.5% on the news.
This is the core new event that directly caused the stock's sharp rise and sets the tone for the period.
Record $53 Billion Backlog Quanta's backlog hit a record $53.44 billion, up 49% from a year ago. This means the company has a huge pipeline of future work, giving it multi-year visibility and confidence in continued growth. It supports the bullish case for the stock.
Backlog is a key forward-looking indicator that explains why investors are optimistic beyond the current quarter.
Analyst Upgrade and Strategic Acquisitions Guggenheim upgraded Quanta to Buy with an $800 price target, citing growth opportunities and four acquisitions that expand its reach. Management also addressed labor concerns by hiring 15,000 people and investing in transformer and breaker capacity, which helps ease grid bottlenecks.
This shows third-party validation and concrete steps to sustain growth, reinforcing the positive outlook.
AI Infrastructure Boom Drives Demand Quanta and peer EMCOR reported record backlogs as AI data centers and utilities spend heavily on power infrastructure. Quanta's Electric Infrastructure division posted $898 million in operating income, well above expectations. This megatrend provides a long runway for growth.
It highlights the underlying demand driver that is fueling Quanta's results and future prospects.

Q2 202619 Jun – 1 Jul 2026

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Quanta's record backlog and raised outlook ride AI power demand

Record backlog and raised 2026 guidance Quanta reported a record $48.5 billion backlog and raised its 2026 revenue and earnings outlook, driven by grid modernization and AI data center power needs. This signals strong future work and supports a higher stock price.
This is the core new fundamental event that directly boosts investor confidence and earnings expectations.
Multi-decade demand and doubling earnings by 2030 At its Investor Day, Quanta outlined a plan to more than double earnings by 2030, with 15-20% annual EPS growth, citing multi-decade grid expansion and electrification. This long-term vision gives investors confidence in sustained growth.
It provides a long-term growth narrative that justifies a higher valuation and attracts investors.
$800 million capex to expand transformer and supply chain Quanta plans $800 million in 2026 capital spending to expand transformer manufacturing, fabrication, and logistics. This investment aims to speed up project delivery and capture more work as utilities and data centers demand faster power infrastructure.
It shows concrete action to support growth and remove bottlenecks, which can lead to higher future revenues.
Joint venture to make high-voltage circuit breakers in US Quanta formed a joint venture with Hyosung HICO to manufacture high-voltage circuit breakers in Pennsylvania. This adds domestic production of critical grid equipment, giving Quanta more control over supply and aligning with grid reliability needs.
It expands Quanta's capabilities and supply chain control, potentially improving margins and project execution.

June 202619 Jun – 1 Jul 2026

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Quanta's record backlog and raised outlook ride AI power demand

Record backlog and raised 2026 guidance Quanta reported a record $48.5 billion backlog and raised its 2026 revenue and earnings outlook, driven by grid modernization and AI data center power needs. This signals strong future work and supports a higher stock price.
This is the core new fundamental event that directly boosts investor confidence and earnings expectations.
Multi-decade demand and doubling earnings by 2030 At its Investor Day, Quanta outlined a plan to more than double earnings by 2030, with 15-20% annual EPS growth, citing multi-decade grid expansion and electrification. This long-term vision gives investors confidence in sustained growth.
It provides a long-term growth narrative that justifies a higher valuation and attracts investors.
$800 million capex to expand transformer and supply chain Quanta plans $800 million in 2026 capital spending to expand transformer manufacturing, fabrication, and logistics. This investment aims to speed up project delivery and capture more work as utilities and data centers demand faster power infrastructure.
It shows concrete action to support growth and remove bottlenecks, which can lead to higher future revenues.
Joint venture to make high-voltage circuit breakers in US Quanta formed a joint venture with Hyosung HICO to manufacture high-voltage circuit breakers in Pennsylvania. This adds domestic production of critical grid equipment, giving Quanta more control over supply and aligning with grid reliability needs.
It expands Quanta's capabilities and supply chain control, potentially improving margins and project execution.

19 Jun – 1 Jul 2026

▲4

Quanta's record backlog and raised outlook ride AI power demand

Record backlog and raised 2026 guidance Quanta reported a record $48.5 billion backlog and raised its 2026 revenue and earnings outlook, driven by grid modernization and AI data center power needs. This signals strong future work and supports a higher stock price.
This is the core new fundamental event that directly boosts investor confidence and earnings expectations.
Multi-decade demand and doubling earnings by 2030 At its Investor Day, Quanta outlined a plan to more than double earnings by 2030, with 15-20% annual EPS growth, citing multi-decade grid expansion and electrification. This long-term vision gives investors confidence in sustained growth.
It provides a long-term growth narrative that justifies a higher valuation and attracts investors.
$800 million capex to expand transformer and supply chain Quanta plans $800 million in 2026 capital spending to expand transformer manufacturing, fabrication, and logistics. This investment aims to speed up project delivery and capture more work as utilities and data centers demand faster power infrastructure.
It shows concrete action to support growth and remove bottlenecks, which can lead to higher future revenues.
Joint venture to make high-voltage circuit breakers in US Quanta formed a joint venture with Hyosung HICO to manufacture high-voltage circuit breakers in Pennsylvania. This adds domestic production of critical grid equipment, giving Quanta more control over supply and aligning with grid reliability needs.
It expands Quanta's capabilities and supply chain control, potentially improving margins and project execution.