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).
| 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.
| 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 |