OptimizeRx Corporation (OPRX) ownership: Top institutional holder: VANGUARD GROUP INC ($13.94M). Insider activity: Net Buyer (4 buys, 2 sells). SEC EDGAR first-party data.
| Holder | Shares | Market Value | Reported |
|---|---|---|---|
| VANGUARD GROUP INC | 1136933.00 | $13.94M | 2025-12-31 |
| Whetstone Capital Advisors, LLC | 1508303.00 | $9.47M | 2026-03-31 |
| BlackRock, Inc. | 1163501.00 | $7.31M | 2026-03-31 |
| NEXT CENTURY GROWTH INVESTORS LLC | 505407.00 | $6.20M | 2025-12-31 |
| ROYCE & ASSOCIATES LP | 888030.00 | $5.58M | 2026-03-31 |
| Parkman Healthcare Partners LLC | 729369.00 | $4.58M | 2026-03-31 |
| VANGUARD CAPITAL MANAGEMENT LLC | 685449.00 | $4.30M | 2026-03-31 |
| KENNEDY CAPITAL MANAGEMENT LLC | 656258.00 | $4.12M | 2026-03-31 |
| Insider | Transaction | Value | Date |
|---|---|---|---|
| Buy | null | 2026-05-15 | |
| Buy | null | 2026-05-15 | |
| Buy | null | 2026-05-15 | |
| Sell | null | 2026-02-11 | |
| Buy | null | 2026-02-11 | |
| Sell | null | 2026-02-11 |
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Institutional data from SEC Form 13F. Insider data from SEC Form 4. Congressional data from STOCK Act disclosures. Not personalized investment advice.