NICHOLAS M. GRINDSTAFF

Insider Reports History

Location
The Woodlands, TX
Signature
Mark D. Wolf (Under a Power of Attorney)
All insider transactions
Transactions in reports broken out by “transaction date” reported in original SEC filing, see here for transactions aggregated across transaction date

Holdings reported by NICHOLAS M. GRINDSTAFF:

Company Role Class Num Shares Value Price $ Report Date Ownership
QUANTA SERVICES, INC. VP - Finance and Treasurer Common Stock 31,868 $6,877,114 $215.80 10 May 2021 Direct
STERLING INFRASTRUCTURE, INC. Chief Financial Officer (CFO) Common Stock 6,593 $2,244,982 $340.51 01 Jan 2026 Direct
Orbital Infrastructure Group, Inc. Chief Financial Officer Restricted Stock Units 500,000 15 Sep 2022 Direct
Orbital Infrastructure Group, Inc. Chief Financial Officer Common Stock 296,052 15 Sep 2022 Direct

Insider Reports Filed by NICHOLAS M. GRINDSTAFF

Symbol Company Period Transactions Value $ Form Type Role Filing Time
STRL STERLING INFRASTRUCTURE, INC. 31 Dec 2025 2 -$18,680 4 Chief Financial Officer (CFO) 05 Jan 2026, 17:02
STRL STERLING INFRASTRUCTURE, INC. 10 Jul 2025 2 $0 4 Chief Financial Officer (CFO) 10 Jul 2025, 17:56
STRL STERLING INFRASTRUCTURE, INC. 10 Jul 2025 0 $0 3 Chief Financial Officer (CFO) 10 Jul 2025, 16:39
/report/000143774922024260-grindstaff-nicholas-m-2022-09-15 Orbital Infrastructure Group, Inc. 15 Sep 2022 2 $0 4 Chief Financial Officer 17 Oct 2022, 20:41
/report/000143774921027329-grindstaff-nicholas-m-2021-11-15 Orbital Energy Group, Inc. 15 Nov 2021 0 $0 3 Chief Financial Officer 23 Nov 2021, 17:15
PWR QUANTA SERVICES, INC. 10 May 2021 1 -$855,714 4 VP - Finance and Treasurer 12 May 2021, 19:04