PRIM

Primoris Services Corporation$98.50+4.00 (+4.23%)

Prev Close$94.50·MCap$5.64B·P/E19.62·Vol1.18M·Yield0.00%

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Buys (12M)

$1.00M

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Sells (12M)

$6.18M

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Net Activity

Net Seller

$5.18M

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Active Insiders

last 12 mo

Over the past 12 months, insider activity at Primoris Services Corporation (PRIM) has been dominated by selling, with 3 insider purchases totaling $1.00M and 2 insider sales totaling $6.18M. The most recent insider transaction was by Vadlamudi Koti (director, officer: PRESIDENT & CEO), who purchased $1.00M worth of shares on Jun 1, 2026. Primoris Services Corporation operates in the Industrials sector, within the Engineering & Construction industry, with a market cap of $5.64B.

PRIM Insider Trading Activity

Date	Insider	Role	Type	Shares	Avg Price	Value	Shares After
Jun 1, 2026	Vadlamudi Koti	director, officer: PRESIDENT & CEO	Buy	7,815	$127.96	$1.00M	7,815
May 29, 2026	Perisich John M.	officer: CHIEF LEGAL AND ADMIN OFFICER	Sell	29,707	$127.86	$3.80M	27,574-52%
May 28, 2026	King David Lee	director	Sell	20,000	$119.09	$2.38M	22,608-47%
Apr 17, 2026	MCCALLISTER TERRY D	director	Buy	10	$164.40	$1.6K	20,857
Jan 16, 2026	MCCALLISTER TERRY D	director	Buy	11	$138.00	$1.5K	20,552
Dec 9, 2022	Cook Stephen C.		Sell	6,973	$20.75	$144.7K	22,447
Nov 14, 2022	Moreno John F JR	CHIEF OPERATING OFFICER	Sell	10,000	$22.34	$223.4K	12,424-45%
Mar 16, 2022	King David Lee	Director	Sell	20,000	$26.51	$530.3K	36,785-35%
Aug 30, 2021	MCCALLISTER TERRY D	Director	Buy	10,000	$24.61	$246.1K	10,000

PRIM Insider Buying Activity

The following table shows recent insider purchases of Primoris Services Corporation (PRIM) stock reported via SEC Form 4 filings.

Date	Insider	Role	Type	Shares	Avg Price	Value	Shares After
Jun 1, 2026	Vadlamudi Koti	director, officer: PRESIDENT & CEO	Buy	7,815	$127.96	$1.00M	7,815
Apr 17, 2026	MCCALLISTER TERRY D	director	Buy	10	$164.40	$1.6K	20,857
Jan 16, 2026	MCCALLISTER TERRY D	director	Buy	11	$138.00	$1.5K	20,552
Aug 30, 2021	MCCALLISTER TERRY D	Director	Buy	10,000	$24.61	$246.1K	10,000

PRIM Insider Selling Activity

The following table shows recent insider sales of Primoris Services Corporation (PRIM) stock reported via SEC Form 4 filings.

Date	Insider	Role	Type	Shares	Avg Price	Value	Shares After
May 29, 2026	Perisich John M.	officer: CHIEF LEGAL AND ADMIN OFFICER	Sell	29,707	$127.86	$3.80M	27,574-52%
May 28, 2026	King David Lee	director	Sell	20,000	$119.09	$2.38M	22,608-47%
Dec 9, 2022	Cook Stephen C.		Sell	6,973	$20.75	$144.7K	22,447
Nov 14, 2022	Moreno John F JR	CHIEF OPERATING OFFICER	Sell	10,000	$22.34	$223.4K	12,424-45%
Mar 16, 2022	King David Lee	Director	Sell	20,000	$26.51	$530.3K	36,785-35%