Insider · CIK 0001415015

O'CALLAGHAN BRIAN

Reports to the SEC for 4 companies · REDWOOD CITY, CA

sec.gov

Transactions

Companies

Filings

CIK

0001415015

Forms 4 and 5

Insider transactions

25 trades

Date	Company	Role	Code	Shares	Price	Value	Shares after
2026-06-10	BOLTBolt Biotherapeutics, Inc. · Stock Option (Right to Buy)A Award	Director	AAward	+5,000 sh	—	—	5,000
2025-12-12	BOLTBolt Biotherapeutics, Inc. · Director Stock Option (Right to Buy)D Disposition to Issuer	Director	DDisposition to Issuer	−1,100 sh	—	—	0
2025-12-12	BOLTBolt Biotherapeutics, Inc. · Director Stock Option (Right to Buy)A Award	Director	AAward	+1,100 sh	—	—	1,100
2025-12-12	BOLTBolt Biotherapeutics, Inc. · Director Stock Option (Right to Buy)D Disposition to Issuer	Director	DDisposition to Issuer	−1,100 sh	—	—	0
2025-12-12	BOLTBolt Biotherapeutics, Inc. · Director Stock Option (Right to Buy)A Award	Director	AAward	+1,100 sh	—	—	1,100
2025-12-12	BOLTBolt Biotherapeutics, Inc. · Director Stock Option (Right to Buy)D Disposition to Issuer	Director	DDisposition to Issuer	−1,250 sh	—	—	0
2025-12-12	BOLTBolt Biotherapeutics, Inc. · Director Stock Option (Right to Buy)A Award	Director	AAward	+1,250 sh	—	—	1,250
2025-12-12	BOLTBolt Biotherapeutics, Inc. · Director Stock Option (Right to Buy)D Disposition to Issuer	Director	DDisposition to Issuer	−1,250 sh	—	—	0
2025-12-12	BOLTBolt Biotherapeutics, Inc. · Director Stock Option (Right to Buy)A Award	Director	AAward	+1,250 sh	—	—	1,250
2025-12-12	BOLTBolt Biotherapeutics, Inc. · Director Stock Option (Right to Buy)A Award	Director	AAward	+1,393 sh	—	—	1,393
2025-12-12	BOLTBolt Biotherapeutics, Inc. · Director Stock Option (Right to Buy)D Disposition to Issuer	Director	DDisposition to Issuer	−1,393 sh	—	—	0
2025-12-12	BOLTBolt Biotherapeutics, Inc. · Director Stock Option (Right to Buy)D Disposition to Issuer	Director	DDisposition to Issuer	−1,810 sh	—	—	0
2025-12-12	BOLTBolt Biotherapeutics, Inc. · Director Stock Option (Right to Buy)A Award	Director	AAward	+1,810 sh	—	—	1,810
2025-05-27	BOLTBolt Biotherapeutics, Inc. · Stock Option (Right to Buy)A Award	Director	AAward	+1,100 sh	—	—	1,100
2024-06-12	BOLTBolt Biotherapeutics, Inc. · Stock Option (Right to Buy)A Award	Director	AAward	+22K sh	—	—	22,000
2023-06-12	BOLTBolt Biotherapeutics, Inc. · Stock Option (Right to Buy)A Award	Director	AAward	+25K sh	—	—	25,000
2022-09-30	INDPIndaptus Therapeutics, Inc. · Stock Option (right to buy)A Award	Director	AAward	+13.8K sh	—	—	13,750
2022-06-10	BOLTBolt Biotherapeutics, Inc. · Stock Option (Right to Buy)A Award	Director	AAward	+25K sh	—	—	25,000
2022-03-24	BOLTBolt Biotherapeutics, Inc. · Stock Option (Right to Buy)A Award	Director	AAward	+14.1K sh	—	—	14,071
2022-03-24	BOLTBolt Biotherapeutics, Inc. · Stock Option (Right to Buy)A Award	Director	AAward	+22.1K sh	—	—	22,140
2021-11-17	BOLTBolt Biotherapeutics, Inc. · Stock Option (Right to Buy)A Award	Director	AAward	+27.9K sh	—	—	27,860
2021-08-04	INDPIndaptus Therapeutics, Inc. · Stock Option (right to buy)A Award	Director	AAward	+13.8K sh	—	—	13,750
2015-01-27	KUBOTA PHARMACEUTICAL HOLDINGS CO LTDRestricted Stock UnitA Award	Director, Chief Executive Officer	AAward	+356K sh	—	—	356,410
2015-01-27	KUBOTA PHARMACEUTICAL HOLDINGS CO LTDStock Option (right to buy)A Award	Director, Chief Executive Officer	AAward	+712K sh	—	—	712,480
2014-11-26	KUBOTA PHARMACEUTICAL HOLDINGS CO LTDStock Option (right to buy)M Exercise/Conversion	Director, Chief Executive Officer	MExercise/Conversion	+4,583 sh	—	—	0

Recent filings

Accepted (ET)
Jun 114
O'CALLAGHAN BRIAN0001193125-26-267533
SEC(opens sec.gov)
Dec 164
O'CALLAGHAN BRIAN0001193125-25-321150
SEC(opens sec.gov)
Jul 24
O'CALLAGHAN BRIAN0000950170-25-092937
SEC(opens sec.gov)
Jun 144
O'CALLAGHAN BRIAN0000950170-24-073898
SEC(opens sec.gov)
Jun 144
O'CALLAGHAN BRIAN0001209191-23-037113
SEC(opens sec.gov)
Oct 34
O'CALLAGHAN BRIAN0001493152-22-027434
SEC(opens sec.gov)
Jun 104
O'CALLAGHAN BRIAN0001209191-22-036086
SEC(opens sec.gov)
Mar 284
O'CALLAGHAN BRIAN0000899243-22-012466
SEC(opens sec.gov)

Companies

Address

C/O BOLT BIOTHERAPEUTICS, INC. 900 CHESAPEAKE DRIVE

REDWOOD CITY, CA, 94063