Nasdaq · CIK 0001641281
BOLT Bolt Biotherapeutics, Inc.
Insider trading from SEC Form 4. Last filing 22 d ago. Close $4.11 on Oct 9, 2026, +29% from the 52-week low and -42% from the high.
Last 90 days
Net insider value
-$124k
more sold than bought
Buys
2
$4,442 by 2 insiders
Sells
3
$128k by 3 insiders
Insiders on file
8
with a Form 4 at this company
Price and insider trades, last year
BOLTOct 9, 2026 · close 4.11
Daily candles, adjusted for splits and dividends. Green arrows are insider buys, red are sells, sized by value. Click a marked bar to open the signal.Charts by TradingView Lightweight Charts™
Signals
Open-market buys and sells at Bolt Biotherapeutics, Inc., scored.
| Score | Insider | Value | Holdings | Price context | Filed |
|---|---|---|---|---|---|
| 39Weak | William P. Quinn President, CEO and CFO buy | $2,469 637 shares | +28% | - | |
| 57Moderate | William P. Quinn President, CEO and CFO sell | $58k 17,566 shares | -41% | - | |
| 29Weak | Sarah Nemec Senior VP, Finance and PAO buy | $1,973 509 shares | +36% | - | |
| 45Moderate | Sarah Nemec Senior VP, Finance and PAO sell | $26k 7,842 shares | -31% | - | |
| 51Moderate | Grant Yonehiro Chief Operating Officer sell | $44k 13,176 shares | -43% | - | |
| 34Weak | Sarah Nemec Senior VP, Finance and PAO buy | $576 125 shares | +10% | +20% from low-56% from high | |
| 44Moderate | William P. Quinn President, CEO and CFO buy | $576 125 shares | +6% | +20% from low-56% from high | |
| 44Moderate | William P. Quinn President, CEO and CFO buy | $687 125 shares | +6% | +10% from low-52% from high | |
| 34Weak | Sarah Nemec Senior VP, Finance and PAO buy | $687 125 shares | +15% | +10% from low-52% from high | |
| 36Weak | William P. Quinn President, CEO and CFO buy | $2,835 5,000 shares | +14% | - | |
| 29Weak | Sarah Nemec Senior VP, Finance and PAO buy | $2,835 5,000 shares | +44% | - |
Transactions
The last 100 rows filed, every code.
| Date | Insider | Transaction | Shares | Price | Value | Holdings after | Filed |
|---|---|---|---|---|---|---|---|
| Jun 5, 2026 | Sarah Nemec Senior VP, Finance and PAO | POpen-market purchase Common Stock | +509 | $3.88 | $1,973 | 1,924 | 22 d ago |
| Jun 5, 2026 | William P. Quinn President, CEO and CFO | POpen-market purchase Common Stock | +637 | $3.88 | $2,469 | 2,950 | 22 d ago |
| Sep 16, 2026 | Grant Yonehiro Chief Operating Officer | SOpen-market sale Common Stock | -1,417 | $3.77 | $5,348 | 29,028 | 22 d ago |
| Sep 17, 2026 | Grant Yonehiro Chief Operating Officer | SOpen-market sale Common Stock | -4,909 | $3.32 | $16k | 24,119 | 22 d ago |
| Sep 16, 2026 | Sarah Nemec Senior VP, Finance and PAO | SOpen-market sale Common Stock | -843 | $3.77 | $3,181 | 24,081 | 22 d ago |
| Sep 16, 2026 | William P. Quinn President, CEO and CFO | SOpen-market sale Common Stock | -1,889 | $3.77 | $7,129 | 41,061 | 22 d ago |
| Sep 17, 2026 | William P. Quinn President, CEO and CFO | SOpen-market sale Common Stock | -6,545 | $3.32 | $22k | 34,516 | 22 d ago |
| Sep 18, 2026 | Grant Yonehiro Chief Operating Officer | SOpen-market sale Common Stock | -6,850 | $3.24 | $22k | 17,269 | 22 d ago |
| Sep 17, 2026 | Sarah Nemec Senior VP, Finance and PAO | SOpen-market sale Common Stock | -2,922 | $3.32 | $9,696 | 21,159 | 22 d ago |
| Sep 18, 2026 | William P. Quinn President, CEO and CFO | SOpen-market sale Common Stock | -9,132 | $3.24 | $30k | 25,384 | 22 d ago |
| Sep 18, 2026 | Sarah Nemec Senior VP, Finance and PAO | SOpen-market sale Common Stock | -4,077 | $3.24 | $13k | 17,082 | 22 d ago |
| Jun 10, 2026 | Jakob Dupont director | AGrant or award Stock Option (Right to Buy)derivative | +5,000 | $0.00 | $0 | 5,000 | Jun 11, 2026 |
| Jun 10, 2026 | Nicole Onetto director | AGrant or award Stock Option (Right to Buy)derivative | +5,000 | $0.00 | $0 | 5,000 | Jun 11, 2026 |
| Jun 10, 2026 | Kathleen Laporte director | AGrant or award Stock Option (Right to Buy)derivative | +5,000 | $0.00 | $0 | 5,000 | Jun 11, 2026 |
| Jun 10, 2026 | Laura Berner director | AGrant or award Stock Option (Right to Buy)derivative | +5,000 | $0.00 | $0 | 5,000 | Jun 11, 2026 |
| Jun 10, 2026 | Brian O'Callaghan director | AGrant or award Stock Option (Right to Buy)derivative | +5,000 | $0.00 | $0 | 5,000 | Jun 11, 2026 |
| Jan 28, 2026 | Grant Yonehiro Chief Operating Officer | AGrant or award Employee Stock Option (Right to Buy)derivative | +10,000 | $0.00 | $0 | 10,000 | Feb 4, 2026 |
| Dec 5, 2025 | Sarah Nemec Senior VP, Finance and PAO | POpen-market purchase Common Stock | +125 | $4.61 | $576 | 1,415 | Feb 4, 2026 |
| Dec 5, 2025 | William P. Quinn President, CEO and CFO | POpen-market purchase Common Stock | +125 | $4.61 | $576 | 2,313 | Feb 4, 2026 |
| Jan 28, 2026 | Sarah Nemec Senior VP, Finance and PAO | AGrant or award Employee Stock Option (Right to Buy)derivative | +8,000 | $0.00 | $0 | 8,000 | Feb 4, 2026 |
| Jan 28, 2026 | William P. Quinn President, CEO and CFO | AGrant or award Employee Stock Option (Right to Buy)derivative | +20,000 | $0.00 | $0 | 20,000 | Feb 4, 2026 |
| Dec 12, 2025 | Kathleen Laporte director | AGrant or award Director Stock Option (Right to Buy)derivative | +1,392 | - | - | 1,392 | Dec 16, 2025 |
| Dec 12, 2025 | Brian O'Callaghan director | AGrant or award Director Stock Option (Right to Buy)derivative | +1,393 | - | - | 1,393 | Dec 16, 2025 |
| Dec 12, 2025 | Laura Berner director | AGrant or award Director Stock Option (Right to Buy)derivative | +2,500 | - | - | 2,500 | Dec 16, 2025 |
| Dec 12, 2025 | Grant Yonehiro Chief Operating Officer | AGrant or award Employee Stock Option (Right to Buy)derivative | +3,214 | - | - | 3,214 | Dec 16, 2025 |
| Dec 12, 2025 | Nicole Onetto director | AGrant or award Director Stock Option (Right to Buy)derivative | +1,393 | - | - | 1,393 | Dec 16, 2025 |
| Dec 12, 2025 | Sarah Nemec Senior VP, Finance and PAO | AGrant or award Employee Stock Option (Right to Buy)derivative | +1,236 | - | - | 1,236 | Dec 16, 2025 |
| Dec 12, 2025 | Jakob Dupont director | AGrant or award Director Stock Option (Right to Buy)derivative | +2,500 | - | - | 2,500 | Dec 16, 2025 |
| Dec 12, 2025 | William P. Quinn President, CEO and CFO | AGrant or award Employee Stock Option (Right to Buy)derivative | +7,614 | - | - | 7,614 | Dec 16, 2025 |
| Dec 12, 2025 | Kathleen Laporte director | DDisposition to issuer Director Stock Option (Right to Buy)derivative | -1,392 | - | - | 0 | Dec 16, 2025 |
| Dec 12, 2025 | Sarah Nemec Senior VP, Finance and PAO | DDisposition to issuer Employee Stock Option (Right to Buy)derivative | -1,236 | - | - | 0 | Dec 16, 2025 |
| Dec 12, 2025 | Grant Yonehiro Chief Operating Officer | DDisposition to issuer Employee Stock Option (Right to Buy)derivative | -3,214 | - | - | 0 | Dec 16, 2025 |
| Dec 12, 2025 | Laura Berner director | DDisposition to issuer Director Stock Option (Right to Buy)derivative | -2,500 | - | - | 0 | Dec 16, 2025 |
| Dec 12, 2025 | Brian O'Callaghan director | DDisposition to issuer Director Stock Option (Right to Buy)derivative | -1,393 | - | - | 0 | Dec 16, 2025 |
| Dec 12, 2025 | Jakob Dupont director | DDisposition to issuer Director Stock Option (Right to Buy)derivative | -2,500 | - | - | 0 | Dec 16, 2025 |
| Dec 12, 2025 | Nicole Onetto director | DDisposition to issuer Director Stock Option (Right to Buy)derivative | -1,393 | - | - | 0 | Dec 16, 2025 |
| Dec 12, 2025 | William P. Quinn President, CEO and CFO | DDisposition to issuer Employee Stock Option (Right to Buy)derivative | -7,614 | - | - | 0 | Dec 16, 2025 |
| Dec 12, 2025 | William P. Quinn President, CEO and CFO | AGrant or award Employee Stock Option (Right to Buy)derivative | +3,927 | - | - | 3,927 | Dec 16, 2025 |
| Dec 12, 2025 | Kathleen Laporte director | AGrant or award Director Stock Option (Right to Buy)derivative | +1,250 | - | - | 1,250 | Dec 16, 2025 |
| Dec 12, 2025 | Sarah Nemec Senior VP, Finance and PAO | AGrant or award Employee Stock Option (Right to Buy)derivative | +375 | - | - | 375 | Dec 16, 2025 |
| Dec 12, 2025 | Jakob Dupont director | AGrant or award Director Stock Option (Right to Buy)derivative | +849 | - | - | 849 | Dec 16, 2025 |
| Dec 12, 2025 | Grant Yonehiro Chief Operating Officer | AGrant or award Employee Stock Option (Right to Buy)derivative | +660 | - | - | 660 | Dec 16, 2025 |
| Dec 12, 2025 | Laura Berner director | AGrant or award Director Stock Option (Right to Buy)derivative | +613 | - | - | 613 | Dec 16, 2025 |
| Dec 12, 2025 | Nicole Onetto director | AGrant or award Director Stock Option (Right to Buy)derivative | +1,107 | - | - | 1,107 | Dec 16, 2025 |
| Dec 12, 2025 | Brian O'Callaghan director | AGrant or award Director Stock Option (Right to Buy)derivative | +1,810 | - | - | 1,810 | Dec 16, 2025 |
| Dec 12, 2025 | William P. Quinn President, CEO and CFO | DDisposition to issuer Employee Stock Option (Right to Buy)derivative | -3,927 | - | - | 0 | Dec 16, 2025 |
| Dec 12, 2025 | Sarah Nemec Senior VP, Finance and PAO | DDisposition to issuer Employee Stock Option (Right to Buy)derivative | -375 | - | - | 0 | Dec 16, 2025 |
| Dec 12, 2025 | Kathleen Laporte director | DDisposition to issuer Director Stock Option (Right to Buy)derivative | -1,250 | - | - | 0 | Dec 16, 2025 |
| Dec 12, 2025 | Nicole Onetto director | DDisposition to issuer Director Stock Option (Right to Buy)derivative | -1,107 | - | - | 0 | Dec 16, 2025 |
| Dec 12, 2025 | Brian O'Callaghan director | DDisposition to issuer Director Stock Option (Right to Buy)derivative | -1,810 | - | - | 0 | Dec 16, 2025 |
| Dec 12, 2025 | Laura Berner director | DDisposition to issuer Director Stock Option (Right to Buy)derivative | -613 | - | - | 0 | Dec 16, 2025 |
| Dec 12, 2025 | Grant Yonehiro Chief Operating Officer | DDisposition to issuer Employee Stock Option (Right to Buy)derivative | -660 | - | - | 0 | Dec 16, 2025 |
| Dec 12, 2025 | Jakob Dupont director | DDisposition to issuer Director Stock Option (Right to Buy)derivative | -849 | - | - | 0 | Dec 16, 2025 |
| Dec 12, 2025 | William P. Quinn President, CEO and CFO | AGrant or award Employee Stock Option (Right to Buy)derivative | +5,000 | - | - | 5,000 | Dec 16, 2025 |
| Dec 12, 2025 | Sarah Nemec Senior VP, Finance and PAO | AGrant or award Employee Stock Option (Right to Buy)derivative | +600 | - | - | 600 | Dec 16, 2025 |
| Dec 12, 2025 | Kathleen Laporte director | AGrant or award Director Stock Option (Right to Buy)derivative | +1,250 | - | - | 1,250 | Dec 16, 2025 |
| Dec 12, 2025 | Brian O'Callaghan director | AGrant or award Director Stock Option (Right to Buy)derivative | +1,250 | - | - | 1,250 | Dec 16, 2025 |
| Dec 12, 2025 | Laura Berner director | AGrant or award Director Stock Option (Right to Buy)derivative | +1,250 | - | - | 1,250 | Dec 16, 2025 |
| Dec 12, 2025 | Nicole Onetto director | AGrant or award Director Stock Option (Right to Buy)derivative | +611 | - | - | 611 | Dec 16, 2025 |
| Dec 12, 2025 | Jakob Dupont director | AGrant or award Director Stock Option (Right to Buy)derivative | +1,000 | - | - | 1,000 | Dec 16, 2025 |
| Dec 12, 2025 | Grant Yonehiro Chief Operating Officer | AGrant or award Employee Stock Option (Right to Buy)derivative | +822 | - | - | 822 | Dec 16, 2025 |
| Dec 12, 2025 | William P. Quinn President, CEO and CFO | DDisposition to issuer Employee Stock Option (Right to Buy)derivative | -5,000 | - | - | 0 | Dec 16, 2025 |
| Dec 12, 2025 | Sarah Nemec Senior VP, Finance and PAO | DDisposition to issuer Employee Stock Option (Right to Buy)derivative | -600 | - | - | 0 | Dec 16, 2025 |
| Dec 12, 2025 | Laura Berner director | DDisposition to issuer Director Stock Option (Right to Buy)derivative | -1,250 | - | - | 0 | Dec 16, 2025 |
| Dec 12, 2025 | Kathleen Laporte director | DDisposition to issuer Director Stock Option (Right to Buy)derivative | -1,250 | - | - | 0 | Dec 16, 2025 |
| Dec 12, 2025 | Brian O'Callaghan director | DDisposition to issuer Director Stock Option (Right to Buy)derivative | -1,250 | - | - | 0 | Dec 16, 2025 |
| Dec 12, 2025 | Nicole Onetto director | DDisposition to issuer Director Stock Option (Right to Buy)derivative | -611 | - | - | 0 | Dec 16, 2025 |
| Dec 12, 2025 | Jakob Dupont director | DDisposition to issuer Director Stock Option (Right to Buy)derivative | -1,000 | - | - | 0 | Dec 16, 2025 |
| Dec 12, 2025 | Grant Yonehiro Chief Operating Officer | DDisposition to issuer Employee Stock Option (Right to Buy)derivative | -822 | - | - | 0 | Dec 16, 2025 |
| Dec 12, 2025 | William P. Quinn President, CEO and CFO | AGrant or award Employee Stock Option (Right to Buy)derivative | +10,499 | - | - | 10,499 | Dec 16, 2025 |
| Dec 12, 2025 | Sarah Nemec Senior VP, Finance and PAO | AGrant or award Employee Stock Option (Right to Buy)derivative | +2,199 | - | - | 2,199 | Dec 16, 2025 |
| Dec 12, 2025 | Nicole Onetto director | AGrant or award Director Stock Option (Right to Buy)derivative | +1,250 | - | - | 1,250 | Dec 16, 2025 |
| Dec 12, 2025 | Jakob Dupont director | AGrant or award Director Stock Option (Right to Buy)derivative | +1,100 | - | - | 1,100 | Dec 16, 2025 |
| Dec 12, 2025 | Kathleen Laporte director | AGrant or award Director Stock Option (Right to Buy)derivative | +1,250 | - | - | 1,250 | Dec 16, 2025 |
| Dec 12, 2025 | Brian O'Callaghan director | AGrant or award Director Stock Option (Right to Buy)derivative | +1,250 | - | - | 1,250 | Dec 16, 2025 |
| Dec 12, 2025 | Grant Yonehiro Chief Operating Officer | AGrant or award Employee Stock Option (Right to Buy)derivative | +1,653 | - | - | 1,653 | Dec 16, 2025 |
| Dec 12, 2025 | Laura Berner director | AGrant or award Director Stock Option (Right to Buy)derivative | +1,100 | - | - | 1,100 | Dec 16, 2025 |
| Dec 12, 2025 | William P. Quinn President, CEO and CFO | DDisposition to issuer Employee Stock Option (Right to Buy)derivative | -10,499 | - | - | 0 | Dec 16, 2025 |
| Dec 12, 2025 | Sarah Nemec Senior VP, Finance and PAO | DDisposition to issuer Employee Stock Option (Right to Buy)derivative | -2,199 | - | - | 0 | Dec 16, 2025 |
| Dec 12, 2025 | Jakob Dupont director | DDisposition to issuer Director Stock Option (Right to Buy)derivative | -1,100 | - | - | 0 | Dec 16, 2025 |
| Dec 12, 2025 | Brian O'Callaghan director | DDisposition to issuer Director Stock Option (Right to Buy)derivative | -1,250 | - | - | 0 | Dec 16, 2025 |
| Dec 12, 2025 | Nicole Onetto director | DDisposition to issuer Director Stock Option (Right to Buy)derivative | -1,250 | - | - | 0 | Dec 16, 2025 |
| Dec 12, 2025 | Grant Yonehiro Chief Operating Officer | DDisposition to issuer Employee Stock Option (Right to Buy)derivative | -1,653 | - | - | 0 | Dec 16, 2025 |
| Dec 12, 2025 | Laura Berner director | DDisposition to issuer Director Stock Option (Right to Buy)derivative | -1,100 | - | - | 0 | Dec 16, 2025 |
| Dec 12, 2025 | Kathleen Laporte director | DDisposition to issuer Director Stock Option (Right to Buy)derivative | -1,250 | - | - | 0 | Dec 16, 2025 |
| Dec 12, 2025 | William P. Quinn President, CEO and CFO | AGrant or award Employee Stock Option (Right to Buy)derivative | +12,499 | - | - | 12,499 | Dec 16, 2025 |
| Dec 12, 2025 | Sarah Nemec Senior VP, Finance and PAO | AGrant or award Employee Stock Option (Right to Buy)derivative | +6,699 | - | - | 6,699 | Dec 16, 2025 |
| Dec 12, 2025 | Kathleen Laporte director | AGrant or award Director Stock Option (Right to Buy)derivative | +1,250 | - | - | 1,250 | Dec 16, 2025 |
| Dec 12, 2025 | Brian O'Callaghan director | AGrant or award Director Stock Option (Right to Buy)derivative | +1,100 | - | - | 1,100 | Dec 16, 2025 |
| Dec 12, 2025 | Nicole Onetto director | AGrant or award Director Stock Option (Right to Buy)derivative | +1,250 | - | - | 1,250 | Dec 16, 2025 |
| Dec 12, 2025 | Grant Yonehiro Chief Operating Officer | AGrant or award Employee Stock Option (Right to Buy)derivative | +4,642 | - | - | 4,642 | Dec 16, 2025 |
| Dec 12, 2025 | Laura Berner director | AGrant or award Director Stock Option (Right to Buy)derivative | +1,100 | - | - | 1,100 | Dec 16, 2025 |
| Dec 12, 2025 | William P. Quinn President, CEO and CFO | DDisposition to issuer Employee Stock Option (Right to Buy)derivative | -12,499 | - | - | 0 | Dec 16, 2025 |
| Dec 12, 2025 | Sarah Nemec Senior VP, Finance and PAO | DDisposition to issuer Employee Stock Option (Right to Buy)derivative | -6,699 | - | - | 0 | Dec 16, 2025 |
| Dec 12, 2025 | Kathleen Laporte director | DDisposition to issuer Director Stock Option (Right to Buy)derivative | -1,250 | - | - | 0 | Dec 16, 2025 |
| Dec 12, 2025 | Brian O'Callaghan director | DDisposition to issuer Director Stock Option (Right to Buy)derivative | -1,100 | - | - | 0 | Dec 16, 2025 |
| Dec 12, 2025 | Nicole Onetto director | DDisposition to issuer Director Stock Option (Right to Buy)derivative | -1,250 | - | - | 0 | Dec 16, 2025 |
| Dec 12, 2025 | Grant Yonehiro Chief Operating Officer | DDisposition to issuer Employee Stock Option (Right to Buy)derivative | -4,642 | - | - | 0 | Dec 16, 2025 |
| Dec 12, 2025 | Laura Berner director | DDisposition to issuer Director Stock Option (Right to Buy)derivative | -1,100 | - | - | 0 | Dec 16, 2025 |
| Dec 12, 2025 | Sarah Nemec Senior VP, Finance and PAO | AGrant or award Employee Stock Option (Right to Buy)derivative | +1,589 | - | - | 1,589 | Dec 16, 2025 |
Insiders
Everyone who has filed a Form 4 here.
- Laura Bernerdirector
- Jakob Dupontdirector
- Kathleen Laportedirector
- Sarah NemecSenior VP, Finance and PAO
- Brian O'Callaghandirector
- Nicole Onettodirector
- William P. QuinnPresident, CEO and CFO
- Grant YonehiroChief Operating Officer
Not investment advice. Scores and forward returns are decision support built from public SEC filings and past prices; they describe what happened after comparable filings, not what will happen after this one. Do your own research and size your risk.