Ticker · CUSIP 74164F103

PRIM

PRIMORIS SVCS CORP
Industrials·Engineering & Construction
···Share
Holders (tracked)
15
Combined shares
4,191,496
Combined value
$454.04M
Last close
$157.86
Quarter
2025Q4
Tracked holders · last 8 quarters
+1 vs previous quarter over the last 8.
15122024Q12025Q4
Price is +45.7% vs the avg quarter-end implied price across tracked holders.

SEC event timeline

27 events
  1. Ken Griffin (Citadel Advisors) added2026-02-17
    +130,646 shares · 2025Q4
    13F
  2. T. Rowe Price added2026-02-17
    +2,685 shares · 2025Q4
    13F
  3. Wellington Management added2026-02-17
    +1,082,218 shares · 2025Q4
    13F
  4. AQR Capital Management trimmed2026-02-17
    −23,720 shares · 2025Q4
    13F
  5. Jeremy Grantham (GMO) trimmed2026-02-17
    −2,265 shares · 2025Q4
    13F
  6. D.E. Shaw & Co. added2026-02-17
    +196,696 shares · 2025Q4
    13F
  7. Two Sigma Investments trimmed2026-02-17
    −57 shares · 2025Q4
    13F
  8. Izzy Englander (Millennium Mgmt) trimmed2026-02-17
    −178,476 shares · 2025Q4
    13F
  9. Steve Cohen (Point72) exited2026-02-17
    −242,450 shares · 2025Q4
    13F
  10. Ray Dalio (Bridgewater Associates) added2026-02-13
    +8,819 shares · 2025Q4
    13F
  11. Renaissance Technologies exited2026-02-12
    −27,991 shares · 2025Q4
    13F
  12. Norges Bank (Norway SWF) opened position2026-02-10
    +832,676 shares · 2025Q4
    13F
  13. Mario Gabelli (GAMCO) trimmed2026-02-05
    −1,324 shares · 2025Q4
    13F
  14. Paul Tudor Jones (Tudor Investment) exited2025-12-09
    −16,891 shares · 2025Q3
    13F
  15. AQR Capital Management added2025-11-14
    +7,212 shares · 2025Q3
    13F
  16. Izzy Englander (Millennium Mgmt) trimmed2025-11-14
    −227,896 shares · 2025Q3
    13F
  17. Steve Cohen (Point72) added2025-11-14
    +134,234 shares · 2025Q3
    13F
  18. Two Sigma Investments added2025-11-14
    +57 shares · 2025Q3
    13F
  19. D.E. Shaw & Co. trimmed2025-11-14
    −91,038 shares · 2025Q3
    13F
  20. T. Rowe Price added2025-11-14
    +10,301 shares · 2025Q3
    13F
  21. Wellington Management added2025-11-14
    +382,597 shares · 2025Q3
    13F
  22. Renaissance Technologies added2025-11-13
    +15,500 shares · 2025Q3
    13F
  23. Norges Bank (Norway SWF) exited2025-11-13
    −81,442 shares · 2025Q3
    13F
  24. Jeremy Grantham (GMO) added2025-11-13
    +2,259 shares · 2025Q3
    13F
  25. Ray Dalio (Bridgewater Associates) opened position2025-11-13
    +91,963 shares · 2025Q3
    13F
  26. Mario Gabelli (GAMCO) trimmed2025-11-12
    −2,072 shares · 2025Q3
    13F
  27. Norges Bank (Norway SWF) trimmed2025-11-12
    −96,130 shares · 2024Q3
    13F

Insider activity

No insider transactions in the last 30 days.
View full insider history for PRIM →
Follow-the-investor returns
If you'd copied each holder of PRIM…
Cost basis inferred from 13F share-delta history. Sorted by % return on the position they're still holding.
InvestorFirst inCost basisReturnPosition value today
T. Rowe Price2016Q3$2.55+6102.2%$84.4M
Two Sigma Investments2016Q2$55.93+182.2%$2.9M
Izzy Englander (Millennium Mgmt)2016Q2$57.52+174.5%$279K
AQR Capital Management2016Q2$59.92+163.5%$23.7M
Mario Gabelli (GAMCO)2025Q2$77.94+102.5%$1.5M
D.E. Shaw & Co.2017Q3$83.68+88.6%$93.3M
Jeremy Grantham (GMO)2020Q4$84.45+86.9%$474K
Steve Cohen (Point72)2021Q1$106.12+48.7%$2.9M
Steve Cohen (Point72)2021Q1$106.12+48.7%$2.9M
Wellington Management2016Q1$113.26+39.4%$275.7M
Ken Griffin (Citadel Advisors)2016Q1$122.27+29.1%$21.8M
Ken Griffin (Citadel Advisors)2016Q1$122.27+29.1%$21.8M
Ken Griffin (Citadel Advisors)2016Q1$122.27+29.1%$21.8M
Ray Dalio (Bridgewater Associates)2025Q3$136.18+15.9%$15.9M
Norges Bank (Norway SWF)2016Q1$660.97-76.1%$131.4M

Who moved on this name in 2025Q4

13F transactions reported for the latest quarter, grouped by direction.
New positions1
Added to5
Trimmed5
Exited2

Institutional ownership over time

Distinct super-investors holding this ticker · combined dollar value, by quarter.
QuarterHoldersCombined value
2022Q1
13
$11.43B
2022Q2
10
$9.64B
2022Q3
11
$7.2M
2022Q4
12
$220.8M
2023Q1
12
$246.9M
2023Q2
11
$275.5M
2023Q3
11
$184.4M
2023Q4
11
$240.0M
2024Q1
12
$396.2M
2024Q2
15
$399.8M
2024Q3
13
$103.3M
2024Q4
13
$91.8M
2025Q1
11
$120.8M
2025Q2
15
$134.5M
2025Q3
14
$261.4M
2025Q4
15
$454.0M
Congress members trading this stock
DateMemberTypeAmount rangeFiling
2026-03-03Gilbert CisnerosBuy$1K – $15KPDF ↗
2026-02-18Gilbert CisnerosSell (P)$1K – $15KPDF ↗
2025-12-11Gilbert CisnerosSell (P)$1K – $15KPDF ↗
2025-11-24Gilbert CisnerosSell (P)$1K – $15KPDF ↗
2025-11-06Gilbert CisnerosSell (P)$1K – $15KPDF ↗
2024-12-06Josh GottheimerSell (P)$1K – $15KPDF ↗

Who owns PRIM

15 super-investors · 2025Q4
Tracked stake
4.19M
shares
Combined value
$454M
% of shares outstanding
—
shares-out unknown
Quarter action mix
New1Added7Trim5Sold2
#ManagerSharesValue
1Wellington Management1.75M$217M
2Norges Bank
Norway SWF
832.7K$103M
3D.E. Shaw & Co.591.3K$73M
4AQR Capital Management150.2K$19M
5Ken Griffin
Citadel Advisors
137.8K$17M
6Ray Dalio
Bridgewater Associates
100.8K$13M
7Ken Griffin
Citadel Advisors
28.9K$4M
8Two Sigma Investments18.3K$2M
9Steve Cohen
Point72
18.1K$2M
10Steve Cohen
Point72
12.3K$2M
11Mario Gabelli
GAMCO
9.2K$1M
12Ken Griffin
Citadel Advisors
6.4K$794K
13Jeremy Grantham
GMO
3.0K$373K
14Izzy Englander
Millennium Mgmt
1.8K$219K
15T. Rowe Price534.5K$66K

Recent moves

20 transactions
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