WELLINGTON MANAGEMENT GROUP LLP

Position in PRIM — Primoris Services Corp

CIK 902219 Boston, MA

Back to PRIM Full portfolio

Position in PRIM

as of Mar 31, 2026 · filed May 15, 2026 Compact

Position Value

$268,857,980

+$52,084,342 QoQ

Shares Held

1,879,600

+7.6% QoQ

Ownership

3.46%

of shares outstanding

% of Portfolio

0.05%

of 13F equity value

Holder Rank

—

not a current holder

Holding Since

Mar 2020

25 quarters on record

Voting authority Sole 0.ToString("F0")% Shared 84.18934879761652.ToString("F0")% None 15.810651202383486.ToString("F0")%

Common Shares in PRIM Over Time

Shares Held

Position Value (USD)

Position in Engineering & Construction

Industrials · as of Mar 31, 2026

WELLINGTON MANAGEMENT GROUP LLP holds $1,006,089,286 across 16 Engineering & Construction names. PRIM ranks #1 (26.7% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	PRIM	Primoris Services Corp This page	1,879,600	$268,857,980
2	MYRG	Myr Group Inc.	644,328	$181,906,677
3	TTEK	Tetra Tech Inc	4,804,049	$144,697,952
4	EME	EMCOR Group, Inc.	135,541	$100,071,272
5	AMRC	Ameresco, Inc.	3,541,577	$90,310,212
6	KBR	Kbr, Inc.	1,995,640	$73,559,288
7	PWR	Quanta Services, Inc.	106,211	$58,311,963
8	FIX	Comfort Systems USA Inc	19,174	$26,440,753

All Filings in PRIM

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25 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-03-31	$268,857,980	1,879,600	+7.6%	Shares	Defined	2026-05-15
2025-12-31	$216,773,638	1,746,203	+163.0%	Shares	Defined	2026-02-17
2025-09-30	$91,185,058	663,985	+136.0%	Shares	Defined	2025-11-14
2025-06-30	$21,931,380	281,388	+20.3%	Shares	Defined	2025-08-14
2025-03-31	$13,433,652	233,995	-0.2%	Shares	Defined	2025-05-13
2024-12-31	$17,918,092	234,530	+30.9%	Shares	Defined	2025-02-12
2024-09-30	$10,403,869	179,130	-59.5%	Shares	Defined	2024-11-14
2024-06-30	$22,088,347	442,741	-73.3%	Shares	Defined	2024-08-14
2024-03-31	$70,540,660	1,657,051	+6.4%	Shares	Defined	2024-05-15
2023-12-31	$51,743,867	1,558,081	-38.3%	Shares	Defined	2024-02-12
2023-09-30	$82,613,300	2,524,085	-29.5%	Shares	Defined	2023-11-14
2023-06-30	$109,161,912	3,582,603	-5.2%	Shares	Defined	2023-08-14
2023-03-31	$93,228,090	3,780,539	-2.0%	Shares	Defined	2023-05-12
2022-12-31	$84,626,023	3,857,157	+19.4%	Shares	Defined	2023-02-13
2022-09-30	$52,491,999	3,230,277	-30.6%	Shares	Defined	2022-11-14
2022-06-30	$101,355,881	4,657,899	-4.4%	Shares	Defined	2022-08-15
2022-03-31	$116,095,819	4,873,880	+26.1%	Shares	Defined	2022-05-16
2021-12-31	$92,660,420	3,864,071	+10.8%	Shares	Defined	2022-02-11
2021-09-30	$85,439,901	3,488,767	+61.4%	Shares	Defined	2021-11-15
2021-06-30	$63,619,476	2,161,722	-8.1%	Shares	Defined	2021-08-16
2021-03-31	$77,967,312	2,353,375	-19.7%	Shares	Defined	2021-05-17
2020-12-31	$80,963,341	2,932,392	-7.8%	Shares	Defined	2021-02-12
2020-09-30	$57,352,153	3,179,166	-0.1%	Shares	Defined	2020-11-16
2020-06-30	$56,535,584	3,183,310	+9.6%	Shares	Defined	2020-08-14
2020-03-31	$46,179,705	2,904,384	—	Shares	Defined	2020-05-14
No filing history on record for this holder in this stock.