STATE OF WISCONSIN INVESTMENT BOARD
Position in PRIM — Primoris Services Corp
CIK 854157
MADISON, WI
Position in PRIM
as of Jun 30, 2026
· filed Aug 14, 2026
Position Value
$13,970,765
-$8,153,517 QoQ
Shares Held
140,948
-8.9% QoQ
Ownership
0.262%
of shares outstanding
% of Portfolio
0.03%
of 13F equity value
Holder Rank
#65
of 446 holders
Holding Since
Mar 2021
19 quarters on record
Voting authority
Sole 100%
Shared 0%
None 0%
Common Shares in PRIM Over Time
Shares Held
Position Value (USD)
Position in Engineering & Construction
Industrials · as of Jun 30, 2026STATE OF WISCONSIN INVESTMENT BOARD holds $315,162,732 across 30 Engineering & Construction names. PRIM ranks #6 (4.4% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | PWR |
Quanta Services, Inc.
|
88,326 | $63,598,253 | |
| 2 | FIX |
Comfort Systems USA Inc
|
21,202 | $42,021,303 | |
| 3 | GVA |
Granite Construction Inc
|
168,498 | $26,636,163 | |
| 4 | EME |
EMCOR Group, Inc.
|
25,769 | $21,385,177 | |
| 5 | MTZ |
Mastec Inc
|
33,794 | $14,060,331 | |
| 6 | PRIM |
Primoris Services Corp
This page
|
140,948 | $13,970,765 | |
| 7 | ROAD |
Construction Partners, Inc.
|
109,176 | $12,966,833 | |
| 8 | J |
Jacobs Solutions Inc.
|
96,308 | $12,134,808 |
All Filings in PRIM
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19 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-06-30 | $13,970,765 | 140,948 | Shares | Sole | 2026-08-14 | |
| 2026-03-31 | $22,124,282 | 154,672 | Shares | Sole | 2026-05-15 | |
| 2025-12-31 | $21,928,958 | 176,647 | Shares | Sole | 2026-02-17 | |
| 2025-09-30 | $25,002,437 | 182,061 | Shares | Sole | 2025-11-14 | |
| 2025-06-30 | $15,072,660 | 193,388 | Shares | Sole | 2025-08-14 | |
| 2025-03-31 | $13,558,290 | 236,166 | Shares | Sole | 2025-05-15 | |
| 2024-12-31 | $18,132,776 | 237,340 | Shares | Sole | 2025-02-14 | |
| 2024-09-30 | $14,843,970 | 255,578 | Shares | Sole | 2024-11-14 | |
| 2024-06-30 | $11,528,481 | 231,078 | Shares | Sole | 2024-08-14 | |
| 2024-03-31 | $9,411,631 | 221,086 | Shares | Sole | 2024-05-14 | |
| 2023-12-31 | $8,269,588 | 249,009 | Shares | Sole | 2024-02-12 | |
| 2023-09-30 | $6,035,673 | 184,408 | Shares | Sole | 2023-11-14 | |
| 2023-06-30 | $6,258,720 | 205,406 | Shares | Sole | 2023-08-14 | |
| 2023-03-31 | $5,116,555 | 207,484 | Shares | Sole | 2023-05-15 | |
| 2022-12-31 | $5,402,373 | 246,234 | Shares | Sole | 2023-02-14 | |
| 2022-09-30 | $4,055,138 | 249,547 | Shares | Sole | 2022-11-14 | |
| 2022-06-30 | $5,332,984 | 245,082 | Shares | Sole | 2022-08-15 | |
| 2022-03-31 | $4,775,910 | 200,500 | Shares | Sole | 2022-05-13 | |
| 2021-03-31 | $308,109 | 9,300 | Shares | Sole | 2021-05-17 | |
| No filing history on record for this holder in this stock. | ||||||