Who Owns Tango Therapeutics Inc. (TNGX)? -- Institutional Holders (2026-06-30)

4 institutions reported holding $22.7M of Tango Therapeutics Inc. (TNGX) in SEC 13F filings for 2026-06-30. Largest institutional holders: CONGRESS ASSET MANAGEMENT CO ($11.9M), Assenagon Asset Management S.A. ($10.8M), GAMMA Investing LLC ($26,977), MassMutual Private Wealth & Trust, FSB ($250). Source: SEC Form 13F.

RankInstitutionValueSharesChange
1CONGRESS ASSET MANAGEMENT CO$11.9M380,746Added
2Assenagon Asset Management S.A.$10.8M345,156New
3GAMMA Investing LLC$26,977863Added
4MassMutual Private Wealth & Trust, FSB$2508Trimmed

Source: SEC Form 13F filings · as of 2026-06-30