Tango Therapeutics Inc
Ownership
Ownership Structure
Who owns Tango Therapeutics Inc (TNGX)? This page shows the largest institutions and funds, the ownership structure and the latest insider transactions. 71.4% of the shares are freely tradable; institutional investors hold 113.9%.
Largest Shareholders
Institutions
| Name | Stake (%) | Shares | Change (%) | Date |
|---|---|---|---|---|
| RTW INVESTMENTS, LLC | 7.89 | 13,300,620 | +791.9 | 03/31/2026 |
| Boxer Capital Management, LLC | 6.45 | 10,876,219 | +0.0 | 03/31/2026 |
| FMR Inc | 5.88 | 9,905,919 | +245.4 | 03/31/2026 |
| Farallon Capital Management, L.L.C. | 5.40 | 9,097,411 | -30.3 | 03/31/2026 |
| TCG Crossover Management, LLC | 5.39 | 9,081,201 | -13.8 | 06/30/2026 |
| BlackRock Inc | 5.19 | 8,748,045 | +2.4 | 03/31/2026 |
| Woodline Partners LP | 4.74 | 8,000,013 | -20.6 | 03/31/2026 |
| TRV GP IV, LLC | 3.78 | 6,374,574 | +0.0 | 06/30/2026 |
| Paradigm Biocapital Advisors LP | 3.77 | 6,357,523 | +58.6 | 06/30/2026 |
| Siren, L.L.C. | 3.36 | 5,657,105 | -30.7 | 03/31/2026 |
Largest reported positions according to regulatory filings; stake as a percentage of shares outstanding, change versus the previous filing. Source: fundamentals data.
Insider holdings
| Person | Role | Shares | Value | As of | Type |
|---|---|---|---|---|---|
| Crystal Adam | President, R&D | 115,743 | 2,523,197 $ | Sep 1, 2026 | direct |
Holdings as of each person's most recent SEC Form 4 filing — excluding options and RSUs, which are not shares yet. Holdings may have changed between two filings.
Insiders
Insider Transactions
| Date | Person | Role | Type | Shares | Price | Value |
|---|---|---|---|---|---|---|
| Sep 1, 2026 | Crystal Adam | President, R&D | Sell | 27,000 | 22.37 | 603,909 |
| Sep 1, 2026 | Crystal Adam | President, R&D | Other | 27,000 | 5.20 | 140,400 |
| Aug 3, 2026 | Crystal Adam | President, R&D | Sell | 21,733 | 27.35 | 594,417 |
| Aug 3, 2026 | Crystal Adam | President, R&D | Sell | 5,267 | 26.79 | 141,100 |
| Aug 3, 2026 | Crystal Adam | President, R&D | Other | 27,000 | 5.20 | 140,400 |
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: September 18, 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.