secwatch.observer — SEC 8-K summary
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Issuer:     Tango Therapeutics, Inc. (TNGX)
CIK:        0001819133
Form:       8-K
Filed at:   2026-08-11T21:13:22+00:00
Accession:  0001193125-26-344997
Event type: other_material
Sentiment:  neutral
Materiality: 0.60
Item codes: 8.01, 9.01
LLM model:  deepseek-v4-flash:cloud@v2

Tango Therapeutics ups ATM equity offering to $400M, replacing $100M program
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- Filed new prospectus supplement Aug 11, 2026 to sell up to $400M of common stock under ATM sales agreement.
- Prior $100M ATM program terminated; ~$64.39M already sold, ~$35.61M unsold rolled into new offering.
- Sales agreement with Leerink Partners LLC remains in effect for the $400M program.
- No use-of-proceeds specified; likely general corporate purposes.

Source:
  EDGAR index:    https://www.sec.gov/Archives/edgar/data/1819133/000119312526344997/0001193125-26-344997-index.htm
  Primary doc:    https://www.sec.gov/Archives/edgar/data/1819133/000119312526344997/d131656d8k.htm
  HTML page:      https://secwatch.observer/filing/0001193125-26-344997

License: Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer