Insider · CIK 0001190273

BISCHOFBERGER NORBERT W

Reports to the SEC for 4 companies · SAN FRANCISCO, CA

sec.gov

Transactions

Companies

Filings

CIK

0001190273

Forms 4 and 5

Insider transactions

50 trades

Date	Company	Role	Code	Shares	Price	Value	Shares after
2026-05-27	VIRVir Biotechnology, Inc. · Stock Option (Right to Buy)A Award	Director	AAward	+16K sh	—	—	16,000
2026-05-27	VIRVir Biotechnology, Inc.A Award	Director	AAward	+8,000 sh	—	—	21,333
2025-06-20	Kronos Bio, Inc.Employee Stock Option (Right to Buy)D Disposition to Issuer	Director, 10% Owner	DDisposition to Issuer	−297K sh	—	—	0
2025-06-20	Kronos Bio, Inc.Employee Stock Option (Right to Buy)D Disposition to Issuer	Director, 10% Owner	DDisposition to Issuer	−400K sh	—	—	0
2025-06-20	Kronos Bio, Inc.Employee Stock Option (Right to Buy)D Disposition to Issuer	Director, 10% Owner	DDisposition to Issuer	−700K sh	—	—	0
2025-06-20	Kronos Bio, Inc.U Disposition from Tender	Director, 10% Owner	UDisposition from Tender	−264K sh	$0.57	−$150K	0
2025-06-20	Kronos Bio, Inc.U Disposition from Tender	Director, 10% Owner	UDisposition from Tender	−264K sh	$0.57	−$150K	0
2025-06-20	Kronos Bio, Inc.Employee Stock Option (Right to Buy)D Disposition to Issuer	Director, 10% Owner	DDisposition to Issuer	−571K sh	—	—	0
2025-06-20	Kronos Bio, Inc.U Disposition from Tender	Director, 10% Owner	UDisposition from Tender	−264K sh	$0.57	−$150K	0
2025-06-20	Kronos Bio, Inc.U Disposition from Tender	Director, 10% Owner	UDisposition from Tender	−264K sh	$0.57	−$150K	0
2025-06-20	Kronos Bio, Inc.U Disposition from Tender	Director, 10% Owner	UDisposition from Tender	−10.8M sh	$0.57	−$6.16M	0
2025-06-06	VIRVir Biotechnology, Inc.J Other	Director	JOther	−10.7K sh	—	—	13,333
2025-06-06	VIRVir Biotechnology, Inc.J Other	Director	JOther	+10.7K sh	—	—	10,667
2025-05-30	VIRVir Biotechnology, Inc. · Stock Option (Right to Buy)A Award	Director	AAward	+16K sh	—	—	16,000
2025-05-30	VIRVir Biotechnology, Inc.A Award	Director	AAward	+8,000 sh	—	—	24,000
2024-08-16	Morphic Holding, Inc.Stock Option (Right to Buy)D Disposition to Issuer	Director	DDisposition to Issuer	−24K sh	—	—	0
2024-08-16	Morphic Holding, Inc.Stock Option (Right to Buy)D Disposition to Issuer	Director	DDisposition to Issuer	−17.6K sh	—	—	0
2024-08-16	Morphic Holding, Inc.Stock Option (Right to Buy)D Disposition to Issuer	Director	DDisposition to Issuer	−23.2K sh	—	—	0
2024-08-16	Morphic Holding, Inc.Stock Option (Right to Buy)D Disposition to Issuer	Director	DDisposition to Issuer	−9,888 sh	—	—	0
2024-08-16	Morphic Holding, Inc.Stock Option (Right to Buy)D Disposition to Issuer	Director	DDisposition to Issuer	−12K sh	—	—	0
2024-08-16	Morphic Holding, Inc.Stock Option (Right to Buy)D Disposition to Issuer	Director	DDisposition to Issuer	−12.5K sh	—	—	0
2024-06-28	Kronos Bio, Inc.P Purchase	Director, 10% Owner	PPurchase	+205K sh	$1.25	+$255K	10,802,138
2024-06-27	Kronos Bio, Inc.P Purchase	Director, 10% Owner	PPurchase	+411K sh	$1.17	+$479K	10,597,468
2024-06-12	Kronos Bio, Inc.P Purchase	Director, 10% Owner	PPurchase	+882K sh	$1.24	+$1.1M	7,375,616
2024-06-11	Kronos Bio, Inc.P Purchase	Director, 10% Owner	PPurchase	+744K sh	$1.09	+$815K	6,493,703
2024-06-10	Kronos Bio, Inc.P Purchase	Director, 10% Owner	PPurchase	+1.38M sh	$0.88	+$1.21M	5,749,395
2024-06-04	Morphic Holding, Inc.Common StockA Award	Director	AAward	+23.2K sh	—	—	23,168
2024-05-29	VIRVir Biotechnology, Inc.A Award	Director	AAward	+16K sh	—	—	16,000
2024-05-29	VIRVir Biotechnology, Inc. · Stock Option (Right to Buy)A Award	Director	AAward	+16K sh	—	—	16,000
2024-05-29	VIRVir Biotechnology, Inc. · Stock Option (Right to Buy)A Award	Director	AAward	+16K sh	—	—	16,000
2024-02-15	Kronos Bio, Inc.Employee Stock Option (Right to Buy)A Award	Director, 10% Owner	AAward	+700K sh	—	—	699,800
2024-02-15	Kronos Bio, Inc.A Award	Director, 10% Owner	AAward	+270K sh	—	—	2,811,004
2023-11-17	Kronos Bio, Inc.P Purchase	Director, 10% Owner	PPurchase	+97.9K sh	$1.08	+$106K	2,540,665
2023-11-16	Kronos Bio, Inc.P Purchase	Director, 10% Owner	PPurchase	+262K sh	$1.00	+$262K	2,442,730
2023-11-15	Kronos Bio, Inc.P Purchase	Director, 10% Owner	PPurchase	+1.37M sh	$0.80	+$1.1M	2,180,297
2023-06-01	Morphic Holding, Inc.Director Stock Option (Right to Buy)A Award	Director	AAward	+12.5K sh	—	—	12,535
2023-02-15	Kronos Bio, Inc.Employee Stock Option (Right to Buy)A Award	Director, 10% Owner	AAward	+571K sh	—	—	570,868
2022-06-08	Morphic Holding, Inc.Director Stock Option (Right to Buy)A Award	Director	AAward	+17.6K sh	—	—	17,550
2022-05-19	Kronos Bio, Inc.P Purchase	Director, 10% Owner	PPurchase	+300K sh	$3.78	+$1.13M	809,609
2022-05-18	Kronos Bio, Inc.P Purchase	Director, 10% Owner	PPurchase	+206K sh	$3.72	+$768K	509,609
2022-05-17	Kronos Bio, Inc.P Purchase	Director, 10% Owner	PPurchase	+90.9K sh	$3.83	+$349K	303,411
2022-02-16	Kronos Bio, Inc.Employee Stock Option (Right to Buy)A Award	Director, 10% Owner	AAward	+400K sh	—	—	400,000
2021-12-06	Kronos Bio, Inc.P Purchase	Director, 10% Owner	PPurchase	+14.4K sh	$12.09	+$173K	212,480
2021-06-16	Morphic Holding, Inc.Director Stock Option (right to buy)A Award	Director	AAward	+9,888 sh	—	—	9,888
2021-06-16	Morphic Holding, Inc.Director Stock Option (right to buy)A Award	Director	AAward	+12K sh	—	—	12,000
2020-12-10	Kronos Bio, Inc.A Award	Director, 10% Owner	AAward	+198K sh	—	—	198,124
2020-12-10	Kronos Bio, Inc.Employee Stock Option (Right to Buy)A Award	Director, 10% Owner	AAward	+297K sh	—	—	297,186
2020-10-14	Kronos Bio, Inc.Series Seed Preferred StockC Conversion	Director, 10% Owner	CConversion	−250K sh	—	—	0
2020-10-14	Kronos Bio, Inc.Series Seed Preferred StockC Conversion	Director, 10% Owner	CConversion	−300K sh	—	—	0
2020-10-14	Kronos Bio, Inc.C Conversion	Director, 10% Owner	CConversion	+264K sh	—	—	263,750

Recent filings

Accepted (ET)
May 284
BISCHOFBERGER NORBERT W0001628280-26-038961
SEC(opens sec.gov)
Jun 204
BISCHOFBERGER NORBERT W0001415889-25-017836
SEC(opens sec.gov)
Jun 64
BISCHOFBERGER NORBERT W0001628280-25-030078
SEC(opens sec.gov)
Jun 24
BISCHOFBERGER NORBERT W0001628280-25-028888
SEC(opens sec.gov)
Aug 204
BISCHOFBERGER NORBERT W0001415889-24-021754
SEC(opens sec.gov)

Companies

Address

C/O VIR BIOTECHNOLOGY, INC. 1800 OWENS STREET, SUITE 900

SAN FRANCISCO, CA, 94158