SEC ownership of STERLING INFRASTRUCTURE, INC.

Top holders, 13D/G large-stake signals, insider positions, and transaction flow tied to CIK 0000874238.

Comparable stake leader

BlackRock, Inc.

Disclosed value leader

BlackRock, Inc.

Comparable rows

50/50

Latest evidence

25 Jun 2026

Ownership snapshot CIK-linked ownership evidence from parsed SEC filings. 3 signals
Comparable ownership rows
50 of 50
Meaning: Rows with safely comparable ownership %
Latest 13D/G holder
BlackRock, Inc.
Source: Latest parsed Schedule 13D/G stake
Latest parsed ownership date
25 Jun 2026
Freshness: Most recent filing date in this holder set
Issuer Names, identifiers, and filing context for this profile. 2 identity fields
Issuer CIK
0000874238
Issuer location
The Woodlands, TX

Ownership snapshot

Top shareholders of STERLING INFRASTRUCTURE, INC. (13F + 13D/G + 3/4/5)

Grouped by holder across the latest SEC ownership disclosures. Start with comparable ownership when available, then verify the linked 13F, 13D/G, or 3/4/5 evidence.

Comparable stake leader
BlackRock, Inc.
Disclosed value leader
BlackRock, Inc.
Comparable rows
50/50
Latest evidence
25 Jun 2026
13F 13D/G 3/4/5 Lead comparable stake: 12% 13D/G row: BlackRock, Inc. Showing 1-8 of 50 holder rows.

Quick read

BlackRock, Inc. leads the comparable SEC ownership view at 12%.

50 of 50 rows have a safely comparable ownership percentage. Use this as a filing-backed starting point, then open the detailed table for source links, reporting role, position value, share count, and filing date.

Open SEC evidence Opens BlackRock, Inc.'s linked filing trail.
Comparable ownership Top 5
BlackRock, Inc. 12%
VANGUARD CAPITAL MANAGEMENT LLC 5.1%
FMR LLC 4.8%
Joseph A. Cutillo 1.1%
Ronald A. Ballschmiede 0.84%

Ownership % is shown only when SEC disclosures are safely comparable across share classes.

Detailed SEC evidence table Showing 1-8 of 50 holder rows
Holder Evidence Ownership % Position 12M Net Δ As of
BlackRock, Inc.
13F 13D/G
Company
12%
from 13D/G
$1,622,678,806
3,984,283 shares
31 Mar 2026
VANGUARD CAPITAL MANAGEMENT LLC
13D/G 13F
Vanguard Capital Management · Company
5.1%
$632,565,655
1,553,185 shares
$0 31 Mar 2026
FMR LLC
13F 13D/G
Company
4.8%
from 13D/G
$600,544,307
1,474,561 shares
31 Mar 2026
Joseph A. Cutillo
3/4/5
Chief Executive Officer, Director
1.1%
$134,640,611
330,593 shares
-$88,765,456 20 May 2026
Ronald A. Ballschmiede
3/4/5
EVP
0.84%
$78,194,513
258,332 shares
02 Sep 2025
Daniel P. Govin
3/4/5
Chief Operating Officer (COO)
0.16%
$17,040,482
50,044 shares
06 Aug 2025
Roger A. Cregg
3/4/5
Director
0.15%
$18,462,770
45,333 shares
07 May 2026
Mark D. Wolf
3/4/5
General Counsel, Corporate Sec
0.09%
$24,985,656
28,137 shares
-$2,220,000 25 Jun 2026
How to read this table

Rows are grouped by holder and ranked first by SEC-reported ownership % when it is safely comparable, then by disclosed holdings value. indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.

Forms 3/4/5 flow

Insider trading overview

Net insider flow leans to selling over the last 12 months. Net value: -$96,332,030.

Buys
$0
Insiders: 0
Sells
$96,332,030
Insiders: 5
Net
-$96,332,030
Shares: -216,320
Window
Last 12 months
4 rolling buckets
Buy value Sell value
Shares: 0 Shares: 216,320
Window (months) Buy shares Sell shares Buy value Sell value Net value
0-3 0 52,500 $0 $27,098,635 -$27,098,635
3-6 0 163,820 $0 $69,233,395 -$69,233,395
6-9 0 0 $0 $0 $0
9-12 0 0 $0 $0 $0

Reporting owners

Insider holders from Forms 3/4/5

Showing 1-15 of 15 reporting-owner rows connected to STERLING INFRASTRUCTURE, INC.. Open a relationship link for the CIK-to-CIK filing trail.

Rows
15
Largest Forms 3/4/5 holder
Joseph A. Cutillo
Net 12M change
-$96,332,030
Latest report
25 Jun 2026
Name Relationship Holdings Value Past Year Net Change Change % Valuation Report Date
Joseph A. Cutillo Chief Executive Officer, Director $134,640,611 -$88,765,456 -40% Mixed 20 May 2026
Ronald A. Ballschmiede Evp $78,194,513 Mixed 02 Sep 2025
Mark D. Wolf General Counsel, Corporate Sec $24,985,656 -$2,220,000 -8.2% Filing P/S 25 Jun 2026
Roger A. Cregg Director $18,462,770 Mixed 07 May 2026
Daniel P. Govin Chief Operating Officer (COO) $17,040,482 Mixed 06 Aug 2025
Charles R. Patton Director $7,875,553 Mixed 15 May 2024
Julie Dill Director $7,212,344 -$1,729,246 -19% Mixed 18 Jun 2026
Thomas M. White Director $5,169,397 Mixed 09 May 2024
Dwayne Andree Wilson Director $5,078,656 -$2,007,328 -28% Mixed 07 May 2026
Dana C. O'Brien Director $4,756,506 -$1,610,000 -25% Mixed 07 May 2026
Nicholas M. Grindstaff Chief Financial Officer (CFO) $2,244,982 Mixed 31 Dec 2025
Sharon R. Villaverde Cfo & Cao $1,275,870 Mixed 04 Mar 2025
William T. Bosway Director $895,179 Mixed 07 May 2026
B. Andrew Rose Director $266,354 Mixed 07 May 2026
David S. Schulz Director $266,354 Mixed 07 May 2026

Recent insider transactions for STERLING INFRASTRUCTURE, INC.

Showing up to 300 recent insider transactions from the last 12 months.

Insider Symbol Class Transaction % SEC-reported value SEC-reported price Shares Shares owned Date Ownership
Mark D. Wolf STRL Common Stock Sale -8.16% $2,220,000 $888.00 -2,500 28,137 25 Jun 2026 Direct
Julie Dill STRL Common Stock Gift -1.8% -325 17,709 18 Jun 2026 Direct
Joseph A. Cutillo STRL Common Stock Award 13.8% 40,000 330,593 20 May 2026 Direct
Roger A. Cregg STRL Common Stock Award 0.4% 181 45,333 07 May 2026 Direct
Bosway William T. STRL Common Stock Award 8.97% 181 2,198 07 May 2026 Direct
Julie Dill STRL Common Stock Award 1.01% 181 18,034 07 May 2026 Direct
Dana C. O'Brien STRL Common Stock Award 1.57% 181 11,679 07 May 2026 Direct
B. Andrew Rose STRL Common Stock Award 38.3% 181 654 07 May 2026 Direct
David S. Schulz STRL Common Stock Award 38.3% 181 654 07 May 2026 Direct
Dwayne Andree Wilson STRL Common Stock Award 1.47% 181 12,470 07 May 2026 Direct
Joseph A. Cutillo STRL Common Stock Sale -14.7% $24,878,635 $497.57 -50,000 290,593 23 Apr 2026 Direct
Joseph A. Cutillo STRL Common Stock Sale -12.8% $22,674,175 $453.48 -50,000 340,593 25 Mar 2026 Direct
Dwayne Andree Wilson STRL Common Stock Sale -9.3% $511,496 $405.95 -1,260 12,289 12 Mar 2026 Direct
Joseph A. Cutillo STRL Common Stock Sale -10.9% $19,808,281 $416.21 -47,592 390,593 10 Mar 2026 Direct
Joseph A. Cutillo STRL Common Stock Sale -10.7% $21,404,365 $408.42 -52,408 438,185 09 Mar 2026 Direct
Julie Dill STRL Common Stock Sale -20.1% $1,729,246 $384.28 -4,500 17,853 09 Mar 2026 Direct
Dwayne Andree Wilson STRL Common Stock Sale -8.14% $494,832 $412.36 -1,200 13,549 05 Mar 2026 Direct
Joseph A. Cutillo STRL Common Stock Tax liability -2.32% -11,668 490,593 25 Feb 2026 Direct
Joseph A. Cutillo STRL Common Stock Award 6.46% 30,488 502,261 25 Feb 2026 Direct
Mark D. Wolf STRL Common Stock Tax liability -3.75% -1,193 30,637 25 Feb 2026 Direct
Mark D. Wolf STRL Common Stock Award 10.4% 2,996 31,830 25 Feb 2026 Direct
Dana C. O'Brien STRL Common Stock Sale -14.8% $820,000 $410.00 -2,000 11,498 09 Feb 2026 Direct
Dana C. O'Brien STRL Common Stock Sale -12.9% $790,000 $395.00 -2,000 13,498 06 Feb 2026 Direct
Dwayne Andree Wilson STRL Common Stock Sale -16.2% $1,001,000 $350.00 -2,860 14,749 16 Jan 2026 Direct
Mark D. Wolf STRL Common Stock Award 1.63% 463 28,834 01 Jan 2026 Direct
Nicholas M. Grindstaff STRL Common Stock Award 18.5% 1,029 6,593 01 Jan 2026 Direct
Joseph A. Cutillo STRL Common Stock Award 1.74% 8,046 471,773 01 Jan 2026 Direct
Daniel P. Govin STRL Common Stock Award 3.75% 1,807 50,044 01 Jan 2026 Direct
Mark D. Wolf STRL Common Stock Tax liability -3.05% -894 28,371 31 Dec 2025 Direct
Nicholas M. Grindstaff STRL Common Stock Tax liability -1.08% -61 5,564 31 Dec 2025 Direct
Joseph A. Cutillo STRL Common Stock Tax liability -2.02% -9,545 463,727 31 Dec 2025 Direct
Daniel P. Govin STRL Common Stock Tax liability -1.54% -755 48,237 31 Dec 2025 Direct
Mark D. Wolf STRL Common Stock Gift -0.17% -50 29,265 15 Dec 2025 Direct
Dana C. O'Brien STRL Common Stock Gift -6.06% -1,000 15,498 12 Nov 2025 Direct
Ronald A. Ballschmiede STRL Common Stock Award 0.65% 1,674 258,332 02 Sep 2025 Direct
Daniel P. Govin STRL Common Stock Tax liability -11.8% -6,559 48,851 06 Aug 2025 Direct
* marks a reported price that did not pass the local price check.
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