Sterling Infrastructure, Inc. (STRL) Insider Ownership

Historic Ownership Trends

According to recent filings covering the 90 days ending December 17, 2025, the three most significant insider holders at Sterling Infrastructure are EVP Ronald A Ballschmiede (258.33K shares), General Counsel And Corporate Sec Mark D. Wolf (29.27K shares), Director Dana C. O'Brien (15.50K shares).

Top Direct Holders

Insider ownership data is derived from the last 60 months of Form 4 SEC filings.
Holder Position Shares Report Date
Joseph A Cutillo Chief Executive Officer 473,147 04 Mar, 2025
Ronald A Ballschmiede EVP 258,332 04 Sep, 2025
Charles R. Patton 74,601 11 Jun, 2024
Daniel P. Govin Chief Operating Officer (COO) 55,410 03 Jan, 2025
Thomas M White 48,967 10 May, 2024
Roger A Cregg 45,152 09 May, 2025
Raymond F Messer 43,866 06 May, 2021
Mark D. Wolf General Counsel And Corporate Sec 29,265 16 Dec, 2025
Julie Dill 22,353 09 May, 2025
Dwayne Andree Wilson 17,609 09 May, 2025
Dana C. O'Brien 15,498 14 Nov, 2025
Sharon Villaverde CFO & Cao 10,434 05 Mar, 2025
Nicholas M Grindstaff Chief Financial Officer (Cfo) 5,560 10 Jul, 2025
William T Bosway 2,017 09 May, 2025
B Andrew Rose 473 11 Jul, 2025
David S. Schulz 473 11 Jul, 2025

* Please note that the shares above only reflect shares from the fund portfolio and the institutional portfolio. Shares from the personal portfolio are excluded from this Institutional Ownership Page. See these insiders' latest transactions here on Insider Page.

Recent Insider Transactions

Detailed insider trading activity based on Form 4 SEC filings.
Download Data
Transaction Date Insider Name Security Class Transaction Type Shares Traded Price Shares Remaining Ownership Code
15 Dec, 2025 Mark D. Wolf Common Stock D 50 $0.00 29,265 D G
12 Nov, 2025 Dana C. O'Brien Common Stock D 1,000 $0.00 15,498 D G
02 Sep, 2025 Ronald A Ballschmiede Common Stock A 1,674 $0.00 258,332 D A
02 Sep, 2025 Ronald A Ballschmiede - - 258,332 D
10 Jul, 2025 Nicholas M Grindstaff Common Stock A 5,000 $0.00 5,000 D A
10 Jul, 2025 B Andrew Rose - - 473 D
10 Jul, 2025 B Andrew Rose Common Stock A 473 $0.00 473 D A
10 Jul, 2025 David S. Schulz Common Stock A 473 $0.00 473 D A
10 Jul, 2025 Nicholas M Grindstaff - - 5,560 D
10 Jul, 2025 Nicholas M Grindstaff Common Stock A 560 $0.00 5,560 D A
24 Jun, 2025 Mark D. Wolf - - 29,315 D
24 Jun, 2025 Mark D. Wolf Common Stock D 3,500 $225.87 29,315 D S
16 Jun, 2025 Dana C. O'Brien Common Stock D 10,154 $206.58 16,498 D S
08 May, 2025 William T Bosway - - 2,017 D
08 May, 2025 Dwayne Andree Wilson Common Stock A 751 $0.00 17,609 D A
08 May, 2025 Dana C. O'Brien Common Stock A 751 $0.00 26,652 D A
08 May, 2025 Julie Dill Common Stock A 751 $0.00 22,353 D A
08 May, 2025 William T Bosway Common Stock A 751 $0.00 2,017 D A
08 May, 2025 Roger A Cregg Common Stock A 751 $0.00 45,152 D A
12 Mar, 2025 Ronald A Ballschmiede Common Stock D 211 $0.00 256,658 D G