There have been 50 recent insider transactions recorded for ADMA Biologics, Inc. (ADMA), including 10 buys and 38 sells. Total insider buying was valued at $11.6M and total insider selling at $13.25M.
Notable insiders with recent activity include Kestenberg-messina Kaitlin M., Guiheen Lawrence P., Grossman Adam S. Insider transactions can provide insights into how company leadership views the stock's valuation and future prospects.
Insider Transactions — ADMA
| Date |
Name |
Role |
Transaction |
Shares |
Avg. Price |
Value |
Shares Owned |
| 2026-04-01 |
Kestenberg-messina Kaitlin M. |
COO and SVP, Compliance |
Tax Withholding of RSU |
20,362 |
$9.11 |
$185.5K |
446,238 |
| 2026-03-17 |
Guiheen Lawrence P. |
Director |
Gift (Received) |
30,000 |
- |
- |
30,000 |
| 2026-03-16 |
Grossman Adam S |
President and CEO |
Option Exercise (Sell) |
15,000 |
$5.40 |
$81K |
690,950 |
| 2026-03-13 |
Guiheen Lawrence P. |
Director |
Option Exercise (Sell) |
30,000 |
$3.66 |
$109.8K |
23,837 |
| 2026-03-09 |
Kestenberg-messina Kaitlin M. |
COO and SVP, Compliance |
Option Exercise (Sell) |
1,250 |
$4.31 |
$5.39K |
1,250 |
| 2026-03-07 |
Grossman Adam S |
President and CEO |
Tax Withholding of RSU |
29,513 |
$15.39 |
$454.21K |
2,118,777 |
| 2026-03-07 |
Kestenberg-messina Kaitlin M. |
COO and SVP, Compliance |
Tax Withholding of RSU |
4,235 |
$15.39 |
$65.18K |
557,866 |
| 2026-03-06 |
Elms Steve |
Director |
Informative Buy |
7,000 |
$15.39 |
$107.73K |
2,045,730 |
| 2026-03-06 |
Grossman Adam S |
President and CEO |
Tax Withholding of RSU |
56,438 |
$15.39 |
$868.58K |
2,148,290 |
| 2026-03-06 |
Kestenberg-messina Kaitlin M. |
COO and SVP, Compliance |
Tax Withholding of RSU |
10,059 |
$15.39 |
$154.81K |
562,101 |
| 2026-03-05 |
Elms Steve |
Director |
Informative Buy |
7,000 |
$15.67 |
$109.69K |
2,038,730 |
| 2026-02-26 |
Kohler Terry |
CFO and Treasurer |
Unknown |
91,166 |
$19.39 |
$1.77M |
- |
| 2026-02-26 |
Grossman Adam S |
President and CEO |
Tax Withholding of RSU |
54,858 |
$15.18 |
$832.74K |
2,204,728 |
| 2026-02-19 |
Grossman Adam S |
President and CEO |
Tax Withholding of RSU |
24,793 |
$16.32 |
$404.62K |
2,259,586 |
| 2026-02-19 |
Kestenberg-messina Kaitlin M. |
COO and SVP, Compliance |
Tax Withholding of RSU |
8,161 |
$16.32 |
$133.19K |
572,160 |
| 2026-02-19 |
Tade Brad L. |
CFO and Treasurer |
Tax Withholding of RSU |
6,479 |
$16.32 |
$105.74K |
232,940 |
| 2026-02-17 |
Grossman Adam S |
President and CEO |
Option Exercise (Sell) |
15,000 |
$5.40 |
$81K |
705,950 |
| 2026-02-09 |
Elms Steve |
Director |
RSU Award |
17,730 |
$16.37 |
$290.24K |
17,730 |
| 2026-02-09 |
Grossman Adam S |
President and CEO |
RSU Award |
444,711 |
$16.37 |
$7.28M |
444,711 |
| 2026-02-09 |
Grossman Jerrold B |
Director |
RSU Award |
17,730 |
$16.37 |
$290.24K |
17,730 |
| 2026-02-09 |
Guiheen Lawrence P. |
Director |
RSU Award |
17,730 |
$16.37 |
$290.24K |
17,730 |
| 2026-02-09 |
Finger Alison Cecily |
Director |
RSU Award |
17,730 |
$16.37 |
$290.24K |
17,730 |
| 2026-02-09 |
Kwon Young |
Director |
RSU Award |
17,730 |
$16.37 |
$290.24K |
17,730 |
| 2026-02-09 |
Salas Eduardo Rene |
Director |
RSU Award |
17,730 |
$16.37 |
$290.24K |
17,730 |
| 2026-02-09 |
Kestenberg-messina Kaitlin M. |
COO and SVP, Compliance |
RSU Award |
144,230 |
$16.37 |
$2.36M |
144,230 |
| 2025-12-15 |
Grossman Adam S |
President and CEO |
Option Exercise (Sell) |
15,000 |
$5.40 |
$81K |
720,950 |
| 2025-11-19 |
Grossman Adam S |
President and CEO |
Option Exercise (Sell) |
15,000 |
$5.40 |
$81K |
735,950 |
| 2025-10-24 |
Grossman Adam S |
President and CEO |
Option Exercise (Sell) |
15,000 |
$5.40 |
$81K |
750,950 |
| 2025-09-15 |
Grossman Adam S |
President and CEO |
Option Exercise (Sell) |
15,000 |
$5.40 |
$81K |
765,950 |
| 2025-08-15 |
Grossman Adam S |
President and CEO |
Option Exercise (Sell) |
15,000 |
$5.40 |
$81K |
780,950 |
| 2025-07-30 |
Kestenberg-messina Kaitlin M. |
COO and SVP, Compliance |
Option Exercise (Sell) |
2,500 |
$8.98 |
$22.45K |
- |
| 2025-07-24 |
Kestenberg-messina Kaitlin M. |
COO and SVP, Compliance |
Tax Withholding of RSU |
3,027 |
$17.31 |
$52.4K |
487,398 |
| 2025-07-24 |
Tade Brad L. |
CFO and Treasurer |
Tax Withholding of RSU |
7,123 |
$17.31 |
$123.3K |
239,419 |
| 2025-07-15 |
Grossman Adam S |
President and CEO |
Option Exercise (Sell) |
15,000 |
$5.40 |
$81K |
795,950 |
| 2025-06-26 |
Tade Brad L. |
CFO and Treasurer |
Tax Withholding of RSU |
9,838 |
$18.40 |
$181.02K |
246,542 |
| 2025-06-16 |
Elms Steve |
Director |
Informative Sell |
194,749 |
$20.24 |
$3.94M |
87,330 |
| 2025-06-16 |
Grossman Adam S |
President and CEO |
Option Exercise (Sell) |
15,000 |
$5.40 |
$81K |
810,950 |
| 2025-06-13 |
Elms Steve |
Director |
Option Exercise (Sell) |
37,541 |
$5.40 |
$202.72K |
- |
| 2025-06-12 |
Elms Steve |
Director |
Informative Sell |
92,941 |
$21.69 |
$2.02M |
2,031,730 |
| 2025-06-09 |
Grossman Jerrold B |
Director |
Option Exercise (Sell) |
10,000 |
$5.00 |
$50K |
- |
| 2025-06-09 |
Guiheen Lawrence P. |
Director |
Informative Sell |
20,000 |
$20.96 |
$419.2K |
94,830 |
| 2025-05-22 |
Guiheen Lawrence P. |
Director |
Option Exercise (Sell) |
1,221 |
$5.96 |
$7.28K |
- |
| 2025-05-21 |
Guiheen Lawrence P. |
Director |
Option Exercise (Sell) |
7,779 |
$5.96 |
$46.36K |
1,221 |
| 2025-05-15 |
Grossman Adam S |
President and CEO |
Option Exercise (Sell) |
15,000 |
$5.40 |
$81K |
825,950 |
| 2025-04-15 |
Grossman Adam S |
President and CEO |
Option Exercise (Sell) |
15,000 |
$5.40 |
$81K |
840,950 |
| 2025-04-01 |
Kestenberg-messina Kaitlin M. |
COO and SVP, Compliance |
Tax Withholding of RSU |
18,920 |
$19.42 |
$367.43K |
490,425 |
| 2025-03-19 |
Grossman Adam S |
President and CEO |
Option Exercise (Sell) |
15,000 |
$5.40 |
$81K |
855,950 |
| 2025-03-07 |
Grossman Adam S |
President and CEO |
Tax Withholding of RSU |
29,513 |
$17.02 |
$502.31K |
2,067,850 |
| 2025-03-07 |
Kestenberg-messina Kaitlin M. |
COO and SVP, Compliance |
Tax Withholding of RSU |
3,935 |
$17.02 |
$66.97K |
509,345 |
| 2025-03-06 |
Grossman Adam S |
President and CEO |
Tax Withholding of RSU |
56,438 |
$16.91 |
$954.37K |
2,097,363 |
■ 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
