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PRIM · Primoris Services Corp
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PRIM Primoris Services (PRIM) Insider Trading, Ownership & Congress Trades

Construction · Water, sewer, pipeline, comm & power line construction · CIK 0001361538
C-suite buying · 1Congress · 1
Funds added, last quarter
0
13F, latest reported quarter

What the filings say about PRIM

Insiders, 180 days
-$5.2M net sold
2 buyers · 2 sellers · 0% of sales under a 10b5-1 plan
Congress, 1 year
1 bought · 1 sold
Latest: sale, 2026-05-08

Primoris Services insider trades (Form 4)

Form 4 buys and sells (codes P and S). Grants, option exercises and conversions excluded.

Over the last 180 days, Primoris Services Corp insiders sold a net $5.2M of stock across 72 Form 4 purchases and sales, with 2 insiders buying. Source: SEC Form 4 filings, as of 2026-10-28.

Insider
Filed
Shares
Value
Since filing
BUY
2026-10-16 SECtraded 2026-10-15
21.505
$1.7K
-10.7%
Context
  • 5 earlier Form 4 trades (code P or S) here by this insider (5 buys), the last on Jul 15, 2026.
  • -0.0% median (-8.4% mean) 90-day return after 5 previous buys.
  • The trade is 0.1% of the 21,521 shares held after it.
  • No other insider bought within 30 days.
Insider activity: Director MCCALLISTER TERRY D bought about $1.7K of PRIM on Oct 15, 2026.
BUY
2026-07-17 SECtraded 2026-07-15
19.501
$1.7K
-23.2%
Context
  • 4 earlier Form 4 trades (code P or S) here by this insider (4 buys), the last on Apr 15, 2026.
  • +1.1% median (-8.3% mean) 90-day return after 4 previous buys.
  • The trade is 0.1% of the 21,144 shares held after it.
  • No other insider bought within 30 days.
Insider activity: Director MCCALLISTER TERRY D bought about $1.7K of PRIM on Jul 15, 2026.
CHIEF LEGAL AND ADMIN OFFICER
SELL
2026-05-29 SECtraded 2026-05-28
105
$13.7K
-45.2%
Context
  • 9 earlier Form 4 trades (code P or S) here by this insider (9 sales), the last on Aug 11, 2025.
  • 1 other insider sold within 30 days.
Insider activity: CHIEF LEGAL AND ADMIN OFFICER Perisich John M. sold about $13.7K of PRIM on May 28, 2026; 1 other insider sold within 30 days.
CHIEF LEGAL AND ADMIN OFFICER
SELL
2026-05-29 SECtraded 2026-05-28
5,855
$760.3K
-45.2%
Context
  • 9 earlier Form 4 trades (code P or S) here by this insider (9 sales), the last on Aug 11, 2025.
  • The trade is 5576.2% of the 105 shares held after it.
  • 1 other insider sold within 30 days.
Insider activity: CHIEF LEGAL AND ADMIN OFFICER Perisich John M. sold about $760.3K of PRIM on May 28, 2026; 1 other insider sold within 30 days.
CHIEF LEGAL AND ADMIN OFFICER
SELL
2026-05-29 SECtraded 2026-05-28
6,147
$790.8K
-45.2%
Context
  • 9 earlier Form 4 trades (code P or S) here by this insider (9 sales), the last on Aug 11, 2025.
  • The trade is 103.1% of the 5,960 shares held after it.
  • 1 other insider sold within 30 days.
Insider activity: CHIEF LEGAL AND ADMIN OFFICER Perisich John M. sold about $790.8K of PRIM on May 28, 2026; 1 other insider sold within 30 days.
72 transactions on record
Since filing: total return from the first close after the filing to the latest close, dividend-adjusted. Not a forecast.
Context lines are counts over the filings above and returns from our own price history, never a price level. Not investment advice.
Showing the latest few. to see 67 more transactions and use the screener and CSV export. We store only your email; there is no password.
Seven facts, ranked against the sector · Rank is not a forecast
Insiders
net -$5.2M over 180 days
+$1.7K over 90 days
below 72% of Construction
Congress
1 member bought in the last year
the lowest in Construction
Funds
under five funds report holding it
Revenue
+19.0% year over year
more than 73% of Construction
Margin
3.6% net margin
more than 51% of Construction
Buybacks
$50.0M repurchased, FY to 2026-06-30
below 56% of Construction
Short interest
9.5% of the float short (float per yahoo 2026-10-26) · 3.7 days to cover · settled 2026-09-30
more than 93% of Construction
What changed in the last 30 days
Oct 28Insider selling stopped: no sales in 90 days after 9 in the prior 90
Why it matters
The absence is the signal: 9 sales in one 90-day window and none in the next is a change of behaviour, not a filing.
Oct 16Director MCCALLISTER TERRY D bought $1.7K (Oct 15)

Watch PRIM

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The year, with the filings on it
Total return over 12 months. Each marker is a filing; hover or tap one for the detail.
-51.0%12M
-52%-18%+15%+49%2025-102025-122026-022026-042026-062026-082026-10 2025-11-07 · Wagner Patricia K sold $1.7M2026-05-26 · King David Lee sold $1.5M2026-05-28 · Perisich John M. sold $1.2M2025-12-11 · Schauerman John P. sold $1.1M2026-05-27 · Vadlamudi Koti bought $1.0M2026-05-28 · Perisich John M. sold $790.8K2026-05-28 · Perisich John M. sold $768.1K2026-05-28 · Perisich John M. sold $760.3K2026-05-26 · King David Lee sold $468.7K2025-11-10 · King David Lee sold $455.0K2026-05-26 · King David Lee sold $451.0K2025-12-08 · MASHINSKI CARLA S sold $281.4K2026-05-28 · Perisich John M. sold $268.2K2026-05-28 · Perisich John M. sold $13.7K2026-10-15 · MCCALLISTER TERRY D bought $1.7K2026-07-15 · MCCALLISTER TERRY D bought $1.7K2026-04-15 · MCCALLISTER TERRY D bought $1.7K2026-01-15 · MCCALLISTER TERRY D bought $1.6K
Insider buyInsider sell
Indexed to 100, dividend-adjusted, not a price chart. When a name files heavily, the largest trades are drawn first.

Who owns PRIM: institutional holders (13F)

13F holdings, latest reported quarter
SEC 13F
No reported 13F holders

No fund above the reporting threshold listed this stock last quarter. That is a fact, not missing data.

Congress trades in PRIM

STOCK Act disclosures, US House only, filed up to 45 days after the trade
Sold 2026-05-08 · disclosed 31 days later
$1,001 - $15,000
Bought 2026-03-03 · disclosed 35 days later
$1,001 - $15,000
Sold 2026-02-18 · disclosed 19 days later
$1,001 - $15,000
Sold 2025-12-11 · disclosed 32 days later
$1,001 - $15,000
Sold 2025-11-24 · disclosed 21 days later
$1,001 - $15,000

Activist and 5% holders (13D/13G)

No 5%+ ownership filings
Nobody has filed for crossing 5%. That is a fact, not missing data.

PRIM planned insider sales (Form 144)

No planned-sale notices
No insider has filed to sell. Watch this after a run-up.
Executive pay vs shareholder return
CEO pay, headline and as actually paid, against the company's return and its chosen peers' (DEF 14A).
FY
CEO total
Actually paid
Other execs, avg
TSR
Peer TSR
2025
$17.5M
$23.2M
$2.9M
+366%
+308%
2024
$5.7M
$14.9M
$2.7M
+260%
+186%
2023
$7.0M
$8.5M
$3.4M
+56%
+84%
2022
$2.6M
$2.4M
$1.5M
+2%
+56%
2021
$3.4M
$3.1M
$1.8M
+10%
+69%
Tagged by the company under SEC Item 402(v). Returns are cumulative from the start of the disclosure period. Green where the company beat its own peer group.
Live price
Daily candles from TradingView, under their licence. No filings marked.
Why this name is on the desk
The complete filing record, in one place.
The record shows a net $5.2M sold by insiders over 180 days, 1 House member(s) bought in 12 months, disclosed weeks after the trade. Each figure is a federal filing, dated the day it went public.
Same sector, ranked by filing activity
Sector by SEC SIC code

PRIM financials

Revenue growth
+19.0%
XBRL, annual
Net margin
3.6%
Ratios from the company's XBRL filings, latest filings
Revenue, TTM
$7.3B
four quarters, 2025-07-01 to 2026-06-30
Net margin, TTM
+1.9%
net income over revenue, 2025-07-01 to 2026-06-30
Free cash flow, TTM
$88.0M
operating cash flow minus capex, 2025-07-01 to 2026-06-30
Debt to equity
0.50x
long-term 2026-06-30 plus current 2026-06-30; equity 2026-06-30
Cash flow to debt
0.24x
TTM operating cash flow over long-term 2026-06-30 plus current 2026-06-30
Return on equity
+8.9%
TTM net income over average of 2025-06-30 and 2026-06-30
Return on assets
+3.0%
TTM net income over average of 2025-06-30 and 2026-06-30
Return on invested capital
+7.7%
operating income after a 25.1% effective tax rate, over long-term 2026-06-30 plus current 2026-06-30 plus average of 2025-06-30 and 2026-06-30 minus cash
Return on capital employed
+8.0%
operating income (EBIT proxy) over average of 2025-06-30 and 2026-06-30 minus current liabilities
P/E, trailing
26.08x
close 2026-10-26 over four quarters of diluted EPS, 2025-07-01 to 2026-06-30
Enterprise value
$4.2B
market value at close 2026-10-26 on 2026-07-31 shares, plus long-term 2026-06-30 plus current 2026-06-30, minus cash 2026-06-30
FCF yield
+2.5%
TTM free cash flow over market value at close 2026-10-26
PEG, trailing
n/a
trailing EPS growth -42%, PEG needs growth
Price as of 2026-10-26. Hover or tap a tile for its yearly and quarterly history.
Method
TTM is four consecutive fiscal quarters; Q4 is the year minus nine months when not filed. Returns use the average of opening and closing balances. EBIT is approximated by operating income. PEG uses trailing EPS growth.
Fundamentals
Annual figures from XBRL filings. Pick a past date to see them as known then.
2025-122024-122023-122022-12
Revenue$7.6B$6.4B$5.7B$4.4B
Gross profit$813.1M$703.2M$587.5M$456.9M
Operating income$411.5M$317.4M$253.1M$195.3M
Net income$274.9M$180.9M$126.1M$133.0M
EPS (diluted)5.023.312.332.47
Operating cash flow$470.4M$508.3M$198.5M$83.3M
Cash$535.5M$455.8M$217.8M$248.7M
Long-term debt$409.0M$660.2M$885.4M$1.1B
Buybacksn/an/an/a$6.0M
Dividends paid$17.3M$12.9M$12.8M$12.8M
SEC XBRL, fiscal years, as known on 2026-10-28

PRIM Stock Sonar score 6/7 axes

Find similar shapesCompare

PRIM ranks highest on growth (68th percentile) and financial health (49th), and lowest on risk and compliance (24th), among Construction peers.

ProfitHealthGrowthInsidersInstitutionsRisk
Profitability
40
Inputs
  • Return on equity+8.9% · 40 pct, sector of 48
  • Return on assets+3.0% · 45 pct, sector of 56
  • Return on invested capital+7.7% · 29 pct, universe of 1,069
  • Return on capital employed+8.0% · 46 pct, sector of 36
Financial health
49
Inputs
  • Debt to equity0.50x · 50 pct, sector of 49
  • Cash flow to debt0.24x · 49 pct, sector of 42
Growth
68
Inputs
  • Revenue growth, YoY+19.0% · 73 pct, sector of 71
  • Backlog growth, YoY+13.2% · 64 pct, universe of 854
Insider conviction
49
Inputs
  • Net Form 4 buying (codes P and S), 180d-$5.2M · 28 pct, sector of 41
  • Insider buyers, 180d2 · 71 pct, sector of 42
Institutional and government
28
Inputs
  • Funds adding, latest quarterfewer than five funds report holding it
  • Congress net buyers, 365d0 · 40 pct, universe of 719
  • Federal contracts, 180dno federal contracts in 180 days
  • Lobbying spend, 4 quarters$90K · 15 pct, universe of 1,063
Risk and compliance
24
Inputs
  • Short interest, % of float+9.5% · 24 pct, sector of 76
  • Recalls per $1B revenue, 3ynot measured for this sector, almost no peer has an event
  • EPA cases per $1B revenue, 5ynot measured for this sector, almost no peer has an event
  • New text in Risk Factors, latest 10-Kneeds two 10-Ks with a Risk Factors section (not 20-F filers or stubs)
1 not measured: US patents
  • US patents needs 1 of 2 inputs, 0 present: patent data not loaded yet

6 of 7 axes scored. Each is a percentile against sector peers (all companies when the sector is thin); higher is better. An unscored axis is unmeasured, not low. How it is scored

PRIM filings, in plain words

Are Primoris Services insiders buying or selling PRIM?

In the 180 days to 2026-10-28, Primoris Services insiders were net sellers, a net $5.2M: $1.0M of purchases and $6.2M of sales reported on Form 4, by 2 buyers and 2 sellers.

Have members of Congress traded PRIM?

Yes. In the year to 2026-10-28, 1 House member disclosed buying PRIM and 1 House member disclosed selling it; the latest on record is a sale by Gilbert Cisneros dated 2026-05-08.

Read the full summary

In the 180 days to 2026-10-28, Primoris Services insiders were net sellers of PRIM, a net $5.2M across purchases and sales reported on Form 4 by 2 buyers and 2 sellers. None of the 9 insider sales was flagged as made under a Rule 10b5-1 plan. In the year to 2026-10-28, 1 member of Congress disclosed buying PRIM and 1 member disclosed selling it; the latest on record is a sale by Gilbert Cisneros dated 2026-05-08. Each figure is counted from SEC and House filings as of 2026-10-28, dated the day the filing was made public.

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