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Insider · CIK 0001958382

Berner Laura

Reports to the SEC for 2 companies · SOUTH SAN FRANCISCO, CA

Transactions

16

Companies

2

Filings

6

CIK

0001958382

Forms 4 and 5

Insider transactions

16 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)A Award	Director	AAward	+2,500 sh	—	—	2,500
2025-12-12	BOLTBolt Biotherapeutics, Inc. · Director Stock Option (Right to Buy)D Disposition to Issuer	Director	DDisposition to Issuer	−2,500 sh	—	—	0
2025-12-12	BOLTBolt Biotherapeutics, Inc. · Director Stock Option (Right to Buy)A Award	Director	AAward	+613 sh	—	—	613
2025-12-12	BOLTBolt Biotherapeutics, Inc. · Director Stock Option (Right to Buy)D Disposition to Issuer	Director	DDisposition to Issuer	−613 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	+1,100 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	−1,100 sh	—	—	0
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
2022-12-14	BOLTBolt Biotherapeutics, Inc. · Stock Option (Right to Buy)A Award	Director	AAward	+50K sh	—	—	50,000
2022-12-14	BOLTBolt Biotherapeutics, Inc. · Stock Option (Right to Buy)A Award	Director	AAward	+12.3K sh	—	—	12,261

Recent filings

6

Accepted (ET)
Jun 114
Berner Laura0001193125-26-267560
SEC(opens sec.gov)
Dec 164
Berner Laura0001193125-25-321153
SEC(opens sec.gov)
Jul 24
Berner Laura0000950170-25-092940
SEC(opens sec.gov)
Jun 144
Berner Laura0000950170-24-073879
SEC(opens sec.gov)
Jun 144
Berner Laura0001209191-23-037097
SEC(opens sec.gov)
Dec 164
Berner Laura0001209191-22-061584
SEC(opens sec.gov)

Companies

2

Address

C/O TREX BIO, INC. 269 EAST GRAND AVENUE, SUITE 300

SOUTH SAN FRANCISCO, CA, 94080