ADMA Biologics
Manufactures plasma-derived immune globulins for primary immune deficiency and hepatitis B exposure.
$9.52
After-hours close+0.17 (+1.82%)
At close$9.35(−1.37%)
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Breakdown13F · Form 4
Institutions 89.41%207.24M sharesInsiders 2.62%6.06M sharesOther 7.97%18.47M shares
Shares outstanding 231.77M · Float 226.72M · 97.8% free float
Institutions13F, as of Jun 30, 2026
341 holders · 207.24M shares · 56 new positions · 146 increased · 147 reduced · 87 closed
| Holder | Shares | % outstanding | Chg q/q | Filed |
|---|---|---|---|---|
| BlackRock, Inc. | 38.36M | 16.55% | +1.52M | Aug 7, 2026 |
| State Street Corp | 17.12M | 7.38% | +3.03M | Aug 7, 2026 |
| Vanguard Capital Management LLC | 10.10M | 4.36% | −203.1K | Aug 13, 2026 |
| Vanguard Portfolio Management LLC | 10.09M | 4.35% | +1.22M | Aug 13, 2026 |
| Rubric Capital Management LP | 9.34M | 4.03% | +7.53M | Aug 14, 2026 |
| Capital Research Global Investors | 8.76M | 3.78% | −2.43M | Aug 12, 2026 |
| First Trust Advisors LP | 7.80M | 3.36% | +7.44M | Aug 11, 2026 |
| Geode Capital Management, LLC | 6.06M | 2.61% | +235.9K | Aug 12, 2026 |
Beneficial owners13D/G · 5% or more, as filed
| Holder | % of class | Shares | Form | Filed |
|---|---|---|---|---|
| BlackRock, Inc. | 15.10% | 35.91M | 13G | Apr 30, 2025 ↗ |
| State Street Corporation | 5.60% | 13.00M | Oct 17, 2024 ↗ | |
| Vanguard Capital Management | 5.08% | 12.11M | 13G | Apr 29, 2026 ↗ |
| Invesco Ltd. | 5.00% | 11.79M | 13G | Feb 12, 2026 ↗ |
InsidersForm 4
| Insider | Role | Shares | % outstanding | Filed |
|---|---|---|---|---|
| Steve Elms | director | 2.14M | 0.92% | Mar 9, 2026 |
| Adam S. Grossman | director, officer: President and CEO | 2.11M | 0.91% | Mar 17, 2026 |
| Jerrold B. Grossman | director | 520.3K | 0.22% | May 28, 2026 |
| Kaitlin M. Kestenberg-Messina | officer: COO and SVP, Compliance | 443.1K | 0.19% | Jul 28, 2026 |
| Young Kwon | director | 263.0K | 0.11% | Feb 11, 2026 |
| Brad L. Tade | officer: CFO and Treasurer | 232.9K | 0.10% | Feb 23, 2026 |
| Terry Kohler | officer: CFO and Treasurer | 143.1K | 0.06% | Jul 17, 2026 |
| Lawrence P. Guiheen | director | 135.5K | 0.06% | Mar 17, 2026 |
| Alison Cecily Finger | director | 45.6K | 0.02% | Feb 11, 2026 |
| Eduardo Rene Salas | director | 21.6K | 0.01% | Feb 11, 2026 |
5 ten-percent owners hold 22.65M shares by Form 4, outside the officers-and-directors figure above · 8 people have not refiled in the last 18 months (1.05M shares), so they are not in the figure above
Latest trades
| Date | Insider | Type | Shares | Avg price | Owned after |
|---|---|---|---|---|---|
| May 27, 2026 | Jerrold B. Grossmandirector | Purchase | 6,400 | $7.91 | 520,284 |
| May 12, 2026 | Jerrold B. Grossmandirector | Purchase | 12,500 | $8.01 | 513,884 |
| May 11, 2026 | Jerrold B. Grossmandirector | Purchase | 12,500 | $8.01 | 501,384 |
| Mar 16, 2026 | Adam S. Grossmandirector, officer: President and CEO | Sale · 2 lots | 21,000 | $15.16 | 2,112,777 |
| Mar 9, 2026 | Kaitlin M. Kestenberg-Messinaofficer: COO and SVP, Compliance | Sale | 10,096 | $15.63 | 466,600 |
| Mar 5, 2026 | Steve Elmsdirector | Purchase | 7,000 | $15.67 | 2,038,730 |
| Mar 6, 2026 | Steve Elmsdirector | Purchase | 7,000 | $15.39 | 2,045,730 |
| Feb 17, 2026 | Adam S. Grossmandirector, officer: President and CEO | Sale · 2 lots | 21,000 | $16.08 | 2,284,379 |
| Dec 15, 2025 | Adam S. Grossmandirector, officer: President and CEO | Sale · 2 lots | 21,000 | $19.79 | 2,007,850 |
| Nov 19, 2025 | Adam S. Grossmandirector, officer: President and CEO | Sale · 2 lots | 21,000 | $16.00 | 2,013,850 |
CongressHouse and Senate disclosures
Not reported.