Tango Therapeutics, Inc. (TNGX) - Dilution Analysis

Visualizing historical and potential share dilution over time

Dilution Analysis

Medium Risk
Moderate dilution risk
Last updated: November 04, 2025

Risk Assessment Details

Potential Dilution: 21.17% of current shares
Recent Dilution: 23.8% (2 years)
Historical Dilution Factor: moderate recent dilution
Outstanding Shares
130M
Potential Supply
28M
Additional shares possible
Splits
None
Past 2 years

Summary

TNGX currently has 135M outstanding shares. with moderate dilution risk from 28.5M authorized shares representing 21.2% potential dilution. The company has diluted shareholders by 23.8% over the past 2 years through share issuances.

Share Structure Timeline

Outstanding Shares
Total Supply

Historical Data Points

Date Event Outstanding Supply
Nov 04, 2025

10-Q filing | 134.6M shares outstanding

130M 28M
Aug 05, 2025

10-Q filing | 110.5M shares outstanding

110M 28M
May 12, 2025

10-Q filing | 110.3M shares outstanding

110M 28M
May 12, 2025

S-3 filing: Tango Therapeutics, Inc. files an S-3 to offer and sell up to $400,000,000 in aggregate principal amount of our common stock, preferred stock, debt securities, warrants and/or units, in any combination. They also file an prospectus supplement to offer common stock through Jefferies LLC for up to $100,000,000.

110M 28M
Feb 27, 2025

10-K filing | 109.2M shares outstanding

110M 28M
Nov 06, 2024

10-Q filing | 108.5M shares outstanding

110M 28M
Aug 07, 2024

10-Q filing | 108.3M shares outstanding

110M 28M
May 08, 2024

10-Q filing | 108.2M shares outstanding

110M 28M
Mar 18, 2024

10-K filing | 106.7M shares outstanding

110M 28M
Nov 08, 2023

10-Q filing | 97.0M shares outstanding

97M 28M
Sep 01, 2023

S-3 filing: This prospectus relates to the proposed resale or other disposition from time to time of up to (i) 13,196,671 shares of our common stock and (ii) 2,340,579 shares of our common stock issuable upon the exercise of pre-funded warrants, or collectively the Shares, by the selling stockholders identified in this prospectus.

88M 28M
Aug 07, 2023

10-Q filing | 88.4M shares outstanding

88M 13M
May 09, 2023

10-Q filing | 88.2M shares outstanding

88M 13M
Mar 27, 2023

10-K filing | 87.8M shares outstanding

88M 13M
Nov 10, 2022

10-Q filing | 87.9M shares outstanding

88M 13M
Sep 21, 2022

POS AM filing: This prospectus relates to the offer and sale, from time to time, by the selling securityholders named in this prospectus, or the Selling Securityholders, or any of their pledgees, donees, assignees and successors-in-interest, or collectively, the permitted transferees, of (i) up to 18,610,000 shares of our common stock that were issued to certain investors, or collectively, the PIPE Investors, in a private placement in connection with the closing of the Business Combination (as defined below) and (ii) up to 49,424,602 shares of our common stock that were issued to certain former shareholders of Tango Therapeutics Sub, Inc. at the closing of the Business Combination.

88M 13M
Sep 01, 2022

S-3 filing: Tango Therapeutics, Inc. is offering common stock, preferred stock, and debt securities up to an aggregate amount of $400,000,000 and is offering common stock through Jefferies LLC up to $100,000,000.

88M 13M
Aug 10, 2022

10-Q filing | 87.8M shares outstanding

88M 13M
May 11, 2022

10-Q filing | 87.9M shares outstanding

88M 13M
Mar 28, 2022

POS AM filing: This POS AM filing registers up to 68,175,412 shares of common stock for resale by selling securityholders, including shares issued in a private placement and to former shareholders of Tango Therapeutics Sub, Inc. at the closing of the Business Combination.

88M 13M
Mar 28, 2022

10-K filing | 87.7M shares outstanding

88M 13M
Nov 09, 2021

10-Q filing | 87.5M shares outstanding

88M 81M
Sep 10, 2021

S-1 filing: This S-1 filing registers up to 68,175,412 shares of common stock for resale by selling securityholders, consisting of shares issued in a private placement and to former shareholders of Tango Therapeutics Sub, Inc. in connection with a business combination.

21M 81M
Aug 09, 2021

10-Q filing | 21.4M shares outstanding

21M 13M
May 14, 2021

10-Q filing | 21.4M shares outstanding

21M 13M
Apr 14, 2021

8-K filing: BCTG Acquisition Corp. entered into a merger agreement with Tango Therapeutics, Inc., where BCTG will acquire all outstanding shares of Tango common stock for $550,000,000, comprising 55,000,000 shares of BCTG common stock at $10.00 per share, and also entered into subscription agreements to issue 18,610,000 shares of BCTG common stock at $10.00 per share for a total of $186,100,000.00. ($186.1M proceeds)

21M 13M
Mar 31, 2021

10-K filing | 21.4M shares outstanding

21M 13M
Nov 13, 2020

10-Q filing | 21.4M shares outstanding

21M 13M
Sep 14, 2020

8-K filing: BCTG Acquisition Corp. consummated its initial public offering of 16,675,000 shares of common stock at $10.00 per share, generating gross proceeds of $166,750,000, and simultaneously consummated a private placement with BCTG Holdings, LLC, for 533,500 shares of common stock at $10.00 per share, generating total proceeds of $5,335,000. ($172.09M proceeds)

3.6M 13M
Sep 09, 2020

8-K filing: BCTG Acquisition Corp. consummated its initial public offering of 16,675,000 shares of common stock at $10.00 per share, generating gross proceeds of $166,750,000, and also completed a private placement with the Sponsor of 533,500 shares of common stock at $10.00 per share, generating total proceeds of $5,335,000. ($172.09M proceeds)

3.6M 13M
Aug 31, 2020

S-1/A filing: This S-1/A filing registers shares of common stock for an initial public offering and a concurrent private placement to the sponsor.

3.6M 13M
Jul 30, 2020

S-1 filing: BCTG Acquisition Corp. is offering 12,500,000 shares of common stock in an initial public offering at a price of $10.00 per share.

N/A 15M
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