Bolt Threads was founded in 2009 by Dan Widmaier, David Breslauer, and Ethan Mirsky. According to Forbes in October 2023, Bolt Threads “plans to go public in a SPAC deal that values the one-time unicorn at $250 million.” However, the IPO date has not been officially disclosed.
Bolt Threads is a materials company working to develop commercially viable synthetic spider silk. Per Forge data, Bolt Threads raised $334.1 million in funding over 7 rounds. Their latest funding was raised on Sep 1, 2021, from a Series E round. Key investors include Nan Fung Group, Foundation Capital, Innovation Endeavors, Founders Fund, Formation, and the National Science Foundation.
These comments should not be interpreted to mean that the company is formally pursuing or foregoing an IPO.
| Funding Date | Share Class | Amount Raised | Price per Share | Post-Money Valuation | Key Investors | |
|---|---|---|---|---|---|---|
| 07/31/2022 | Series E | $74.04MM | $xx.xx | $1.08B | Anderson Investments, Scottish Mortgage Investment Trust | |
|
Price per Share
$xx.xx
Shares Outstanding
3,907,660
Liquidation Pref Order
1
Liquidation Pref As Multiplier
1.0x
Conversion Ratio
1.0x
Dividend Rate
8.0%
Cumulative
Non-cumulative
Participating
Non-participating
Participation Cap
--
Key Investors
Anderson Investments, Scottish Mortgage Investment Trust
|
||||||
| 01/03/2018 | Series D | $71.4MM | $xx.xx | $717.47MM | 8vc, Allen & Company, Baillie Gifford, Fidelity Management & Research, Formation 8, Founders Fund, Temasek Holdings | |
|
Price per Share
$xx.xx
Shares Outstanding
4,451,566
Liquidation Pref Order
1
Liquidation Pref As Multiplier
1.0x
Conversion Ratio
1.0x
Dividend Rate
8.0%
Cumulative
Non-cumulative
Participating
Non-participating
Participation Cap
--
Key Investors
8vc, Allen & Company, Baillie Gifford, Fidelity Management & Research, Formation 8, Founders Fund, Temasek Holdings
|
||||||
| 05/11/2016 | Series C | $43.05MM | $xx.xx | $303.54MM | Alafi Capital, East West Capital, Formation 8, Foundation Capital, Founders Fund, Innovation Endeavors, Nan Fung | |
|
Price per Share
$xx.xx
Shares Outstanding
5,081,613
Liquidation Pref Order
1
Liquidation Pref As Multiplier
1.0x
Conversion Ratio
1.0x
Dividend Rate
8.0%
Cumulative
Non-cumulative
Participating
Non-participating
Participation Cap
--
Key Investors
Alafi Capital, East West Capital, Formation 8, Foundation Capital, Founders Fund, Innovation Endeavors, Nan Fung
|
||||||
| 06/04/2015 | Series B | $28.88MM | $xx.xx | $100.8MM | Alafi Capital Company, Codon Capital, Formation 8, Foundation Capital, Founders Fund, Mission Bay Capital, Zygote Ventures | |
|
Price per Share
$xx.xx
Shares Outstanding
8,515,065
Liquidation Pref Order
1
Liquidation Pref As Multiplier
1.0x
Conversion Ratio
1.0x
Dividend Rate
8.0%
Cumulative
Non-cumulative
Participating
Non-participating
Participation Cap
--
Key Investors
Alafi Capital Company, Codon Capital, Formation 8, Foundation Capital, Founders Fund, Mission Bay Capital, Zygote Ventures
|
||||||
| 08/12/2011 | Series A | $4.99MM | $xx.xx | $18.8MM | Foundation Capital, Mission Bay Capital, Zygote Ventures | |
|
Price per Share
$xx.xx
Shares Outstanding
5,337,315
Liquidation Pref Order
1
Liquidation Pref As Multiplier
1.0x
Conversion Ratio
1.0x
Dividend Rate
8.0%
Cumulative
Non-cumulative
Participating
Non-participating
Participation Cap
--
Key Investors
Foundation Capital, Mission Bay Capital, Zygote Ventures
|
||||||
| Last Funding Round | ||||||||
|---|---|---|---|---|---|---|---|---|
| Company | Forge Price | Forge Price Change 5 | Last Closed Trade | Share Class | Post-Money Valuation | Price per Share | Amount Raised | |
 | OpenAI | $469.47 | -0.01% | $xx.xx | Funding Round | -- | -- | -- |
 | Anduril | $40.88 | -3.86% | $xx.xx | Series G | $30.5B | $xx.xx | $2.5B |
 | Figma | $38.00 | +0.03% | $xx.xx | Series E | $10B | $xx.xx | $200MM |
 | Cerebras | $31.35 | -0.16% | $xx.xx | Series F-1 | $2.87B | $xx.xx | $420MM |
 | Kraken | $32.68 | +9.15% | $xx.xx | Series B | $5.52B | $xx.xx | $52.5MM |
 | HeartFlow | -- | -- | $xx.xx | Series E | $1.65B | $xx.xx | $305MM |
 | Netskope | $14.50 | +8.45% | $xx.xx | Series H | $7.5B | $xx.xx | $300MM |
 | Firefly Aerospace | -- | -- | $xx.xx | Series D-4 | $3.49B | $xx.xx | $100MM |
 | Discord | $239.72 | +6.61% | $xx.xx | Series I | $15B | $xx.xx | $500MM |
 | Klarna | $37.31 | +21.02% | $xx.xx | Unknown | -- | -- | -- |
Updated on: Jul 16, 2025
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