ADMA Biologics Inc (ADMA)
Who owns ADMA Biologics Inc (ADMA)? This page shows the largest institutions and funds, the ownership structure and the latest insider transactions. 97.8% of the shares are freely tradable; institutional investors hold 94.0%.
Ownership Structure
Largest Shareholders
Institutions
| Name | Stake (%) | Shares | Change (%) | Date |
|---|---|---|---|---|
| BlackRock Inc | 15.85 | 36,830,774 | +1.4 | 03/31/2026 |
| Vanguard Group Inc | 8.98 | 20,854,669 | -0.6 | 12/31/2025 |
| State Street Corp | 6.06 | 14,084,205 | +3.6 | 03/31/2026 |
| Capital Research Global Investors | 4.82 | 11,191,116 | +68.6 | 03/31/2026 |
| Vanguard Capital Management, LLC | 4.44 | 10,306,871 | +0.0 | 03/31/2026 |
| Vanguard Portfolio Management, LLC | 3.82 | 8,868,657 | +0.0 | 03/31/2026 |
Funds
| Name | Stake (%) | Shares | Change (%) | Date |
|---|---|---|---|---|
| iShares Core S&P Small-Cap ETF | 6.21 | 14,425,192 | +0.0 | 05/29/2026 |
| American Funds SMALLCAP World A | 4.42 | 10,279,994 | +94.1 | 03/31/2026 |
| First Trust NYSE Arca Biotech ETF | 3.43 | 7,962,799 | -0.4 | 05/31/2026 |
| Vanguard Total Stock Mkt Idx Inv | 3.13 | 7,265,093 | +0.3 | 04/30/2026 |
Largest reported positions according to regulatory filings; stake as a percentage of shares outstanding, change versus the previous filing. Source: fundamentals data.
Insider Transactions
| Date | Person | Role | Type | Shares | Price | Value |
|---|---|---|---|---|---|---|
| 24. Jul 2026 | Kestenberg-Messina Kaitlin M. | COO and SVP, Compliance | Other | 3,177 | 8.37 | 26,591 |
| 16. Jul 2026 | Kohler Terry | CFO and Treasurer | Other | 85,130 | 0.00 | – |
Reportable transactions by officers and major shareholders from SEC Form 4 filings. "Other" includes things like stock grants and option exercises without a buy/sell character.
View all insider transactions →Data as of: July 31, 2026 · Source: fundamental data & SEC filings (annual and quarterly reports, 10-K/10-Q)
Note: pure fact-based analysis, not investment advice and not a solicitation to buy or sell. All figures without guarantee.