There have been 50 recent insider transactions recorded for SAB Biotherapeutics, Inc. (SABS), including 38 buys and 8 sells. Total insider buying was valued at $151.56M and total insider selling at $180.65K.
Notable insiders with recent activity include Kropotova Alexandra, Reich Samuel J, Sullivan Eddie Joe. Insider transactions can provide insights into how company leadership views the stock's valuation and future prospects.
Insider Transactions — SABS
| Date |
Name |
Role |
Transaction |
Shares |
Avg. Price |
Value |
Shares Owned |
| 2026-03-24 |
Kropotova Alexandra |
Chief Medical Officer |
Tax Withholding of RSU |
988 |
- |
- |
43,296 |
| 2026-02-03 |
Reich Samuel J |
CEO |
RSU Award |
4,800,000 |
$4.45 |
$21.36M |
4,800,000 |
| 2026-02-03 |
Kropotova Alexandra |
Chief Medical Officer |
RSU Award |
2,400,000 |
$4.45 |
$10.68M |
2,400,000 |
| 2026-02-03 |
Sullivan Eddie Joe |
President |
RSU Award |
3,000,000 |
$4.45 |
$13.35M |
3,000,000 |
| 2026-02-03 |
Bausch Christoph Lawrence |
Chief Operating Officer |
RSU Award |
1,800,000 |
$4.45 |
$8.01M |
1,800,000 |
| 2026-02-03 |
To Lucy |
See Remarks |
RSU Award |
2,400,000 |
$4.45 |
$10.68M |
2,400,000 |
| 2026-01-05 |
Zaccardelli David |
Officer |
Unknown |
- |
- |
- |
- |
| 2026-01-05 |
Zaccardelli David |
Director |
RSU Award |
240,000 |
$3.74 |
$897.6K |
240,000 |
| 2026-01-05 |
Jain Rita |
Officer |
Unknown |
- |
- |
- |
- |
| 2026-01-05 |
Jain Rita |
Director |
RSU Award |
240,000 |
$3.74 |
$897.6K |
240,000 |
| 2025-12-16 |
Skyler Jay S |
Director |
RSU Award |
150,000 |
$3.99 |
$598.5K |
150,000 |
| 2025-12-16 |
Lucera Erick |
Director |
RSU Award |
150,000 |
$3.99 |
$598.5K |
150,000 |
| 2025-12-16 |
Polvino William James |
Director |
RSU Award |
150,000 |
$3.99 |
$598.5K |
150,000 |
| 2025-12-16 |
Giberson Scott |
Director |
RSU Award |
150,000 |
$3.99 |
$598.5K |
150,000 |
| 2025-12-16 |
Ellias Helen K. |
Director |
RSU Award |
150,000 |
$3.99 |
$598.5K |
150,000 |
| 2025-12-16 |
Link David |
Director |
RSU Award |
150,000 |
$3.99 |
$598.5K |
150,000 |
| 2025-12-11 |
Kropotova Alexandra |
Chief Medical Officer |
Tax Withholding of RSU |
988 |
- |
- |
44,284 |
| 2025-09-29 |
Sessa Capital (master), L.p. |
Director |
Option Exercise (Sell) |
17,400 |
$1.75 |
$30.45K |
211,100 |
| 2025-09-29 |
Moin Andrew |
Director |
Option Exercise (Sell) |
17,400 |
$1.75 |
$30.45K |
211,100 |
| 2025-09-19 |
Kropotova Alexandra |
Chief Medical Officer |
Tax Withholding of RSU |
1,977 |
- |
- |
45,272 |
| 2025-08-26 |
Reich Samuel J |
CEO & Executive Chairman |
RSU Award |
4,800,000 |
$2.17 |
$10.42M |
4,800,000 |
| 2025-08-26 |
Kropotova Alexandra |
Chief Medical Officer |
RSU Award |
2,400,000 |
$2.17 |
$5.21M |
2,400,000 |
| 2025-08-26 |
Sullivan Eddie Joe |
President |
RSU Award |
3,000,000 |
$2.17 |
$6.51M |
3,000,000 |
| 2025-08-26 |
Bausch Christoph Lawrence |
Chief Operating Officer |
RSU Award |
600,000 |
$2.17 |
$1.3M |
600,000 |
| 2025-08-26 |
To Lucy |
See Remarks |
RSU Award |
1,200,000 |
$2.17 |
$2.6M |
1,200,000 |
| 2025-07-22 |
Sessa Capital (master), L.p. |
Director |
RSU Award |
114,250 |
$218.75 |
$24.99M |
114,250 |
| 2025-07-22 |
Moin Andrew |
Director |
RSU Award |
114,250 |
$218.75 |
$24.99M |
114,250 |
| 2025-03-27 |
Kropotova Alexandra |
Chief Medical Officer |
Tax Withholding of RSU |
1,179 |
- |
- |
47,249 |
| 2024-12-18 |
Kropotova Alexandra |
Chief Medical Officer |
Tax Withholding of RSU |
9,072 |
- |
- |
48,428 |
| 2024-11-01 |
Ellias Helen K. |
Director |
RSU Award |
20,000 |
$3.88 |
$77.6K |
20,000 |
| 2024-08-12 |
To Lucy |
See Remarks |
RSU Award |
125,000 |
$2.35 |
$293.75K |
125,000 |
| 2024-07-26 |
To Lucy |
Officer |
Unknown |
- |
- |
- |
- |
| 2024-07-15 |
Hamilton Christine E |
Director |
RSU Award |
2,326 |
$2.90 |
$6.75K |
2,326 |
| 2024-07-15 |
Skyler Jay S |
Director |
RSU Award |
20,000 |
$2.90 |
$58K |
20,000 |
| 2024-07-15 |
Reich Samuel J |
CEO & Executive Chairman |
RSU Award |
35,700 |
$2.90 |
$103.53K |
35,700 |
| 2024-07-15 |
Spragens Jeffrey G |
Director |
RSU Award |
20,000 |
$2.90 |
$58K |
20,000 |
| 2024-07-15 |
Lucera Erick |
Director |
RSU Award |
20,000 |
$2.90 |
$58K |
20,000 |
| 2024-07-15 |
Polvino William James |
Director |
RSU Award |
13,958 |
$2.90 |
$40.48K |
13,958 |
| 2024-07-15 |
Link David Charles |
Director |
RSU Award |
9,305 |
$2.90 |
$26.98K |
9,305 |
| 2024-07-15 |
Sullivan Eddie Joe |
President |
RSU Award |
4,447 |
$2.90 |
$12.9K |
4,447 |
| 2024-07-15 |
Giberson Scott |
Director |
RSU Award |
20,000 |
$2.90 |
$58K |
20,000 |
| 2024-06-04 |
Conley Mark William |
See Remarks |
Disposition |
25,000 |
$4.79 |
$119.75K |
- |
| 2024-05-03 |
Skyler Jay S |
Officer |
Unknown |
- |
- |
- |
- |
| 2024-02-21 |
Reich Samuel J |
CEO & Executive Chairman |
RSU Award |
434,000 |
$5.17 |
$2.24M |
434,000 |
| 2024-02-21 |
Kropotova Alexandra |
Chief Medical Officer |
RSU Award |
140,000 |
$5.17 |
$723.8K |
140,000 |
| 2024-02-21 |
Sullivan Eddie Joe |
President |
RSU Award |
190,000 |
$5.17 |
$982.3K |
190,000 |
| 2024-02-21 |
Bausch Christoph Lawrence |
Chief Operating Officer |
RSU Award |
140,000 |
$5.17 |
$723.8K |
140,000 |
| 2024-02-21 |
King Michael |
Chief Financial Officer |
RSU Award |
115,000 |
$5.17 |
$594.55K |
115,000 |
| 2023-12-07 |
Sullivan Eddie Joe |
Chief Executive Officer |
Informative Buy |
1,740 |
$0.88 |
$1.53K |
5,232,304 |
| 2023-11-30 |
King Michael |
Chief Financial Officer |
Informative Buy |
5,000 |
$0.90 |
$4.5K |
5,000 |
■ Informative Buy/Sell — open market transaction (most significant)
■ Uninformative Buy — award, option exercise, conversion
■ Uninformative Sell — tax withholding, award vest sale
■ Neutral — gift, trust, expiry
