Rapport Therapeutics, Inc. (RAPP)
Who owns Rapport Therapeutics, Inc. (RAPP)? This page shows the largest institutions and funds, the ownership structure and the latest insider transactions. 66.4% of the shares are freely tradable; institutional investors hold 109.6%.
Ownership Structure
Largest Shareholders
Institutions
| Name | Stake (%) | Shares | Change (%) | Date |
|---|---|---|---|---|
| FMR Inc | 14.99 | 7,168,939 | +0.8 | 03/31/2026 |
| TRV GP V, LLC | 14.92 | 7,135,233 | +0.0 | 03/31/2026 |
| ARCH VENTURE CORP | 7.80 | 3,728,738 | +0.0 | 03/31/2026 |
| Capital Research & Mgmt Co - Division 3 | 6.48 | 3,097,973 | -9.0 | 03/31/2026 |
| Cormorant Asset Management, LLC | 6.18 | 2,957,521 | -2.3 | 03/31/2026 |
| The Goldman Sachs Group Inc | 6.15 | 2,942,251 | -2.0 | 03/31/2026 |
| BlackRock Inc | 5.24 | 2,505,955 | +3.0 | 03/31/2026 |
Funds
| Name | Stake (%) | Shares | Change (%) | Date |
|---|---|---|---|---|
| American Funds SMALLCAP World A | 7.60 | 3,634,580 | +6.8 | 03/31/2026 |
| Fidelity Growth Compy Commingled Pl S | 6.62 | 3,168,340 | +0.1 | 04/30/2026 |
| Fidelity Growth Company Fund | 4.66 | 2,229,068 | +0.0 | 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 |
|---|---|---|---|---|---|---|
| 27. Jul 2026 | Ceesay Abraham | Chief Executive Officer | Sell | 7 | 42.74 | 299 |
| 27. Jul 2026 | Ceesay Abraham | Chief Executive Officer | Sell | 2,203 | 42.11 | 92,762 |
| 14. Jul 2026 | Ceesay Abraham | Chief Executive Officer | Sell | 2,729 | 40.57 | 110,722 |
| 14. Jul 2026 | Ceesay Abraham | Chief Executive Officer | Sell | 5,481 | 39.72 | 217,715 |
| 17. Apr 2026 | Krishnaswamy Yeleswaram | Insider | Sell | 20,225 | 39.99 | 808,798 |
| 17. Apr 2026 | Rock Ventures V L.P. Third | Major Shareholder | Sell | 426,005 | 40.32 | 17,176,522 |
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.