🕵️ ADMA Biologics, Inc. ($ADMA)
SEC insider & ownership activity, last 12 months · CIK 1368514 · every row links its SEC filing
Over the last 12 months insiders sold $2.6M against $468K of open-market buying. Adam S. Grossman sold $2.4M through a 10b5-1 trading plan in 14 lots (Aug–Mar). State Street Corporation added 4.8% → 5.1%; Invesco Ltd. trimmed 5.4% → 5.0%. No red-flag 8-Ks in the window.
Monthly net open-market insider flow, last 12 months (up = net buying)
Insider flow
2 buyers, $468K (5 lots) · 2 sellers, $2.6M (15 lots)
| Insider | Buys | Bought | Sells | Sold | Last |
|---|---|---|---|---|---|
| Adam S. Grossman | 0 | – | 14 | $2.4M | Mar 16, 2026 |
| Jerrold B. Grossman | 3 | $251K | 0 | – | May 27, 2026 |
| Elms Steve | 2 | $217K | 0 | – | Mar 6, 2026 |
| Kaitlin M. Kestenberg-Messina | 0 | – | 1 | $158K | Mar 9, 2026 |
5%+ holders
| Holder | Stake | Class | Schedule | Event | |
|---|---|---|---|---|---|
| Blackrock, Inc. | 15.1% | 13G | Apr 30, 2025 | filing ↗ | |
| State Street Corporation | 5.1% | 13G | Aug 11, 2025 | filing ↗ | |
| Vanguard Capital Management | 5.1% | 13G | Apr 29, 2026 | filing ↗ | |
| Invesco Ltd. | 5.0% | 13G | Feb 12, 2026 | filing ↗ |
Planned insider sales (Form 144)
| Seller | Planned | Approx. sale date | |
|---|---|---|---|
| Brad L. Tade | $791K | Mar 10, 2026 | filing ↗ |
| Kaitlin M. Kestenberg-Messina | $155K | Mar 9, 2026 | filing ↗ |
| Adam S. Grossman | $1.4M | Feb 17, 2026 | filing ↗ |
| Adam S. Grossman | $2.0M | Feb 17, 2026 | filing ↗ |
| Adam S. Grossman | $961K | Oct 24, 2025 | filing ↗ |
Material events (8-K)
| Item | Event date | |
|---|---|---|
| Shareholder vote (5.07) | Jun 2, 2026 | filing ↗ |
| Earnings (2.02) | May 6, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | May 6, 2026 | filing ↗ |
| Other events (8.01) | May 4, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | May 4, 2026 | filing ↗ |
| Reg FD disclosure (7.01) | Mar 27, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Mar 27, 2026 | filing ↗ |
| Reg FD disclosure (7.01) | Mar 2, 2026 | filing ↗ |
| Other events (8.01) | Mar 2, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Mar 2, 2026 | filing ↗ |
| Earnings (2.02) | Feb 20, 2026 | filing ↗ |
| Officer/director changes (5.02) | Feb 20, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Feb 20, 2026 | filing ↗ |
| Earnings (2.02) | Jan 12, 2026 | filing ↗ |
| Reg FD disclosure (7.01) | Jan 12, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Jan 12, 2026 | filing ↗ |
| Earnings (2.02) | Nov 5, 2025 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Nov 5, 2025 | filing ↗ |
| Material agreement (1.01) | Aug 5, 2025 | filing ↗ |
| Agreement terminated (1.02) | Aug 5, 2025 | filing ↗ |
| Earnings (2.02) | Aug 5, 2025 | filing ↗ |
| New financial obligation (2.03) | Aug 5, 2025 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Aug 5, 2025 | filing ↗ |