Insider · CIK 0001724190

Quinn William P.

Reports to the SEC for 2 companies · REDWOOD CITY, CA

sec.gov

Transactions

Companies

Filings

CIK

0001724190

Forms 4 and 5

Insider transactions

49 trades

Date	Company	Role	Code	Shares	Price	Value	Shares after
2026-09-18	BOLTBolt Biotherapeutics, Inc.S Sale	Director, President, CEO and CFO	SSale	−9,132 sh	$3.24	−$29.6K	25,384
2026-09-17	BOLTBolt Biotherapeutics, Inc.S Sale	Director, President, CEO and CFO	SSale	−6,545 sh	$3.32	−$21.7K	34,516
2026-09-16	BOLTBolt Biotherapeutics, Inc.S Sale	Director, President, CEO and CFO	SSale	−1,889 sh	$3.77	−$7,129.086	41,061
2026-06-05	BOLTBolt Biotherapeutics, Inc.P Purchase	Director, President, CEO and CFO	PPurchase	+637 sh	$3.88	+$2,469.012	2,950
2026-01-28	BOLTBolt Biotherapeutics, Inc. · Employee Stock Option (Right to Buy)A Award	Director, President, CEO and CFO	AAward	+20K sh	—	—	20,000
2025-12-12	BOLTBolt Biotherapeutics, Inc. · Employee Stock Option (Right to Buy)A Award	Director, President, CEO and CFO	AAward	+7,614 sh	—	—	7,614
2025-12-12	BOLTBolt Biotherapeutics, Inc. · Employee Stock Option (Right to Buy)D Disposition to Issuer	Director, President, CEO and CFO	DDisposition to Issuer	−7,614 sh	—	—	0
2025-12-12	BOLTBolt Biotherapeutics, Inc. · Employee Stock Option (Right to Buy)A Award	Director, President, CEO and CFO	AAward	+3,927 sh	—	—	3,927
2025-12-12	BOLTBolt Biotherapeutics, Inc. · Employee Stock Option (Right to Buy)D Disposition to Issuer	Director, President, CEO and CFO	DDisposition to Issuer	−3,927 sh	—	—	0
2025-12-12	BOLTBolt Biotherapeutics, Inc. · Employee Stock Option (Right to Buy)A Award	Director, President, CEO and CFO	AAward	+5,000 sh	—	—	5,000
2025-12-12	BOLTBolt Biotherapeutics, Inc. · Employee Stock Option (Right to Buy)D Disposition to Issuer	Director, President, CEO and CFO	DDisposition to Issuer	−5,000 sh	—	—	0
2025-12-12	BOLTBolt Biotherapeutics, Inc. · Employee Stock Option (Right to Buy)A Award	Director, President, CEO and CFO	AAward	+10.5K sh	—	—	10,499
2025-12-12	BOLTBolt Biotherapeutics, Inc. · Employee Stock Option (Right to Buy)D Disposition to Issuer	Director, President, CEO and CFO	DDisposition to Issuer	−10.5K sh	—	—	0
2025-12-12	BOLTBolt Biotherapeutics, Inc. · Employee Stock Option (Right to Buy)A Award	Director, President, CEO and CFO	AAward	+12.5K sh	—	—	12,499
2025-12-12	BOLTBolt Biotherapeutics, Inc. · Employee Stock Option (Right to Buy)D Disposition to Issuer	Director, President, CEO and CFO	DDisposition to Issuer	−12.5K sh	—	—	0
2025-12-12	BOLTBolt Biotherapeutics, Inc. · Employee Stock Option (Right to Buy)A Award	Director, President, CEO and CFO	AAward	+11.7K sh	—	—	11,749
2025-12-12	BOLTBolt Biotherapeutics, Inc. · Employee Stock Option (Right to Buy)D Disposition to Issuer	Director, President, CEO and CFO	DDisposition to Issuer	−11.7K sh	—	—	0
2025-12-12	BOLTBolt Biotherapeutics, Inc. · Employee Stock Option (Right to Buy)A Award	Director, President, CEO and CFO	AAward	+22K sh	—	—	21,999
2025-12-12	BOLTBolt Biotherapeutics, Inc. · Employee Stock Option (Right to Buy)D Disposition to Issuer	Director, President, CEO and CFO	DDisposition to Issuer	−22K sh	—	—	0
2025-12-12	BOLTBolt Biotherapeutics, Inc. · Employee Stock Option (Right to Buy)A Award	Director, President, CEO and CFO	AAward	+35K sh	—	—	34,999
2025-12-12	BOLTBolt Biotherapeutics, Inc. · Employee Stock Option (Right to Buy)D Disposition to Issuer	Director, President, CEO and CFO	DDisposition to Issuer	−35K sh	—	—	0
2025-12-05	BOLTBolt Biotherapeutics, Inc.P Purchase	Director, President, CEO and CFO	PPurchase	+125 sh	$4.61	+$575.875	2,313
2025-10-22	BOLTBolt Biotherapeutics, Inc.A Award	Director, President, CEO and CFO	AAward	+40K sh	—	—	42,188
2025-06-06	BOLTBolt Biotherapeutics, Inc.P Purchase	Director, President, CEO and CFO	PPurchase	+125 sh	$5.49	+$686.5	2,188
2025-05-01	BOLTBolt Biotherapeutics, Inc. · Stock Option (Right to Buy)A Award	Director, President, CEO and CFO	AAward	+700K sh	—	—	700,000
2024-12-16	BOLTBolt Biotherapeutics, Inc.P Purchase	Director, President, CEO and CFO	PPurchase	+2,500 sh	$0.50	+$1,241.25	41,272
2024-07-23	BOLTBolt Biotherapeutics, Inc. · Stock Option (Right to Buy)A Award	Director, President, CEO and CFO	AAward	+440K sh	—	—	440,000
2024-06-06	BOLTBolt Biotherapeutics, Inc.P Purchase	Director, President, CEO and CFO	PPurchase	+2,500 sh	$0.64	+$1,593.5	38,772
2024-03-04	BOLTBolt Biotherapeutics, Inc. · Stock Option (Right to Buy)A Award	Director, President, CEO and CFO	AAward	+235K sh	—	—	235,000
2023-12-12	BOLTBolt Biotherapeutics, Inc.P Purchase	Director, President, CEO and CFO	PPurchase	+7,500 sh	$0.95	+$7,125	36,272
2023-12-06	BOLTBolt Biotherapeutics, Inc.P Purchase	Director, President, CEO and CFO	PPurchase	+2,500 sh	$0.78	+$1,955	28,772
2023-06-06	BOLTBolt Biotherapeutics, Inc.P Purchase	Director, President, CEO and CFO	PPurchase	+1,829 sh	$1.18	+$2,160.964	26,272
2023-02-27	BOLTBolt Biotherapeutics, Inc. · Stock Option (Right to Buy)A Award	Director, President, CEO and CFO	AAward	+250K sh	—	—	250,000
2022-12-06	BOLTBolt Biotherapeutics, Inc.P Purchase	Director, President, CEO and CFO	PPurchase	+1,789 sh	$1.18	+$2,113.704	24,443
2022-06-06	BOLTBolt Biotherapeutics, Inc.P Purchase	Director, President, CEO and CFO	PPurchase	+2,500 sh	$1.64	+$4,101.25	22,654
2022-02-18	BOLTBolt Biotherapeutics, Inc. · Stock Option (Right to Buy)A Award	Director, President, CEO and CFO	AAward	+210K sh	—	—	210,000
2021-12-08	BOLTBolt Biotherapeutics, Inc.P Purchase	Director, President, CEO and CFO	PPurchase	+5,000 sh	$4.71	+$23.6K	20,154
2021-12-06	BOLTBolt Biotherapeutics, Inc.P Purchase	Director, President, CEO and CFO	PPurchase	+35 sh	$4.64	+$162.4	15,154
2021-06-04	BOLTBolt Biotherapeutics, Inc.P Purchase	Director, President, CEO and CFO	PPurchase	+1,221 sh	$16.65	+$20.3K	15,119
2021-02-09	BOLTBolt Biotherapeutics, Inc.P Purchase	Director, President, CEO and CFO	PPurchase	+1,200 sh	$20.00	+$24K	13,898
2021-02-04	BOLTBolt Biotherapeutics, Inc. · Stock Option (Right to Buy)A Award	Director, President, CEO and CFO	AAward	+100K sh	—	—	100,000
2020-03-31	VIRXViracta Therapeutics, Inc. · Stock Option (Right to Buy)A Award	See Remarks	AAward	+360K sh	—	—	360,000
2019-11-29	VIRXViracta Therapeutics, Inc.P Purchase	See Remarks	PPurchase	+6,000 sh	$0.37	+$2,193	127,697
2019-05-31	VIRXViracta Therapeutics, Inc.P Purchase	See Remarks	PPurchase	+6,000 sh	$0.65	+$3,876.6	121,697
2019-03-29	VIRXViracta Therapeutics, Inc. · Stock Option (Right to Buy)A Award	See Remarks	AAward	+75K sh	—	—	75,000
2019-02-28	VIRXViracta Therapeutics, Inc.A Award	See Remarks	AAward	+63.7K sh	—	—	115,697
2018-12-31	VIRXViracta Therapeutics, Inc. · Stock Option (Right to Buy)A Award	See Remarks	AAward	+150K sh	—	—	150,000
2018-12-10	VIRXViracta Therapeutics, Inc.P Purchase	See Remarks	PPurchase	+40K sh	$0.47	+$18.8K	52,000
2017-11-30	VIRXViracta Therapeutics, Inc. · Stock Option (Right to Buy)A Award	See Remarks	AAward	+233K sh	—	—	232,500

Recent filings

Accepted (ET)
Sep 214
Quinn William P.0001193125-26-396890
SEC(opens sec.gov)
Feb 44
Quinn William P.0001193125-26-037697
SEC(opens sec.gov)
Dec 164
Quinn William P.0001193125-25-321146
SEC(opens sec.gov)

Companies

Address

C/O BOLT BIOTHERAPEUTICS, INC. 900 CHESAPEAKE DRIVE

REDWOOD CITY, CA, 94063