Figures computed from official regulatory filings — .
Ownershipinsiders 10.94% · institutions 7.34% · short 3.0% of float
In USD · as of Oct 5, 2026
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Bolt Projects Holdings, Inc. develops and produces biomaterials products in the United States. It offers b-silk and xl-silk that are biodegradable and vegan protein polymer and replacement for silicone elastomers in beauty and personal care. The company was founded in 2009 and is based in San Francisco, California.
Market information source · Oct 5, 2026
Periods recorded in the consulted sources. These do not certify the legal dates of name changes.
SEC company identity · Oct 5, 2026
Open-market timeline · full history
5 buys19 sells— close pricebar = usd volume, √ scaleclick a period to filter the table
| Insider | Type | Value · USD | Signals | Details |
|---|---|---|---|---|
| Slattery Paul Joseph | AwardD (derivative) | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | SEC |
| Widmaier Daniel Matthew | AwardD (derivative) | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | SEC |
| Breslauer David Nate | AwardD (derivative) | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | SEC |
| Zauder Gail | Award | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | SEC |
| Finard Jeri B | Award | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | SEC |
| Carpio Ransley Keoni | Award | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | SEC |
| BATTIST CHRISTINEtrack record | Award | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | SEC |
| Naffakh Sami Pascal | Award | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | SEC |
| Lucree Lorne Christopher | Award | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | SEC |
| FIDDLER JERRY | Award | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | SEC |
| Slattery Paul Joseph | Sell | $1.4K | SEC |
| Befumo Randy | Award | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | SEC |
| Befumo Randy | Buy | $19.9K | conv 47 | SEC |
| Breslauer David Nate | Buy | $35.3K | conv 77Cluster | SEC |
| Widmaier Daniel Matthew | Buy | $51K | conv 69First in 12mo | SEC |
| Golden Arrow Sponsor, LLC | Sell | $10.5K | SEC |
| Golden Arrow Sponsor, LLC | Sell | $7.6K | SEC |
| Golden Arrow Sponsor, LLC | Sell | $123.9K | SEC |
| Golden Arrow Sponsor, LLC | Sell | $371.6K | SEC |
| Zauder Gail | Award | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | SEC |
| Zauder Gail | Award | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | SEC |
| Lucree Lorne Christopher | Award | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | SEC |
| Lucree Lorne Christopher | Award | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | SEC |
| Golden Arrow Sponsor, LLC | Sell | $705.8K | Unusual size | SEC |
| Breslauer David Nate | Buy | $975 | conv 57First in 12mo | SEC |