William James Polvino

Insider Reports History

Location
Sioux Falls, SD
Signature
/s/ William James Polvino
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 William James Polvino:

Company Role Class Num Shares Value Price $ Report Date Ownership
SAB Biotherapeutics, Inc. Director Stock Option (right to buy) 150,000 16 Dec 2025 Direct

Insider Reports Filed by William James Polvino

Symbol Company Period Transactions Value $ Form Type Role Filing Time
SABS SAB Biotherapeutics, Inc. 16 Dec 2025 1 $0 4 Director 18 Dec 2025, 16:53
SABS SAB Biotherapeutics, Inc. 15 Jul 2024 2 $0 4 Director 17 Jul 2024, 16:30
SABS SAB Biotherapeutics, Inc. 22 Oct 2021 2 $0 4/A Director 22 Nov 2021, 13:31
SABS Big Cypress Acquisition Corp. 22 Oct 2021 0 $0 3 Director 22 Oct 2021, 21:24