Company
Bolt Biotherapeutics
Finding better ways to treat cancer
Also known as Bolt Biotherapeutics, Inc.
- Status
- Operatingas of 2026-09-18
- Business model
- B2B
- Founded
- 2015
- Legal name
- Bolt Biotherapeutics, Inc.
- boltbio.com (opens in a new tab)
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- X (opens in a new tab)
- Press page (opens in a new tab)
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Record updated 28 September 2026
About
Bolt Biotherapeutics is a clinical-stage biotech company working to harness the power of the immune system to improve lives and eradicate cancer.
Funding snapshot
- Total raised
- $179MSEC form D sum, as of 2026-09-28Source (opens in a new tab)
- Latest round
- Round, $15M2021-06-01
Funding rounds
- Round, 2021
- $15M2021-06-01, SEC form D sold, 1 investor
- Round, 2020
- $93.5M2020-06-26, SEC form D sold, 17 investors
- Round, 2019
- $40.1M2019-07-01, SEC form D sold, 11 investors
- Round, 2018
- $13.4M2018-07-26, SEC form D sold, 11 investors
- Round, 2018
- $6M2018-02-14, SEC form D sold, 6 investors
- Round, 2016
- $10M2016-09-21, SEC form D sold, 6 investors
- Round, 2015
- $600K2015-05-04, SEC form D sold, 2 investors
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