Insider · CIK 0001326228

Yao Zhengbin

Reports to the SEC for 5 companies · SOUTH SAN FRANCISCO, CA

sec.gov

Transactions

Companies

Filings

CIK

0001326228

Forms 4 and 5

Insider transactions

28 trades

Date	Company	Role	Code	Shares	Price	Value	Shares after
2026-06-30	ALMSALUMIS INC.A Award	Director	AAward	+3,553 sh	—	—	27,082
2026-06-30	ALMSALUMIS INC. · Stock Option (Right to Buy)A Award	Director	AAward	+15.5K sh	—	—	15,528
2026-02-02	AVBPArriVent BioPharma, Inc. · Stock Option (right to buy)A Award	Director, President and CEO	AAward	+550K sh	—	—	550,000
2025-07-30	ALMSALUMIS INC. · Stock Option (Right to Buy)A Award	Director	AAward	+49.8K sh	—	—	49,800
2025-02-03	AVBPArriVent BioPharma, Inc. · Stock Option (right to buy)A Award	Director, President and CEO	AAward	+380K sh	—	—	380,000
2024-07-01	ALMSALUMIS INC. · Stock Option (Right to Buy)D Disposition to Issuer	Director	DDisposition to Issuer	−31K sh	—	—	0
2024-07-01	ALMSALUMIS INC. · Stock Option (Right to Buy)D Disposition to Issuer	Director	DDisposition to Issuer	−4,278 sh	—	—	0
2024-07-01	ALMSALUMIS INC. · Stock Option (Right to Buy)A Award	Director	AAward	+4,278 sh	—	—	4,278
2024-07-01	ALMSALUMIS INC. · Stock Option (Right to Buy)A Award	Director	AAward	+31K sh	—	—	31,016
2024-07-01	ALMSALUMIS INC.D Disposition to Issuer	Director	DDisposition to Issuer	−23.5K sh	—	—	0
2024-07-01	ALMSALUMIS INC.A Award	Director	AAward	+23.5K sh	—	—	23,529
2024-06-27	ALMSALUMIS INC. · Stock Option (Right to Buy)A Award	Director	AAward	+31K sh	—	—	31,016
2023-07-05	NexImmune, Inc.Stock Option (right to buy)A Award	Director	AAward	+45K sh	—	—	44,983
2023-04-04	NexImmune, Inc.Stock Option (right to buy)A Award	Director	AAward	+23.1K sh	—	—	23,122
2023-04-04	NexImmune, Inc.Stock Option (right to buy)D Disposition to Issuer	Director	DDisposition to Issuer	−23.1K sh	—	—	0
2023-04-04	NexImmune, Inc.Stock Option (right to buy)A Award	Director	AAward	+9,556 sh	—	—	9,556
2023-04-04	NexImmune, Inc.Stock Option (right to buy)D Disposition to Issuer	Director	DDisposition to Issuer	−9,556 sh	—	—	0
2023-04-04	NexImmune, Inc.Stock Option (right to buy)A Award	Director	AAward	+61.7K sh	—	—	61,678
2023-04-04	NexImmune, Inc.Stock Option (right to buy)D Disposition to Issuer	Director	DDisposition to Issuer	−61.7K sh	—	—	0
2022-06-13	NexImmune, Inc.Stock Option (Right to Buy)A Award	Director	AAward	+61.7K sh	—	—	61,678
2021-03-15	Viela Bio, Inc.Stock Option (right to buy)D Disposition to Issuer	Director, Chief Executive Officer	DDisposition to Issuer	−309K sh	—	—	0
2021-03-15	Viela Bio, Inc.Stock Option (right to buy)D Disposition to Issuer	Director, Chief Executive Officer	DDisposition to Issuer	−120K sh	—	—	0
2021-03-15	Viela Bio, Inc.Stock Option (right to buy)D Disposition to Issuer	Director, Chief Executive Officer	DDisposition to Issuer	−188K sh	—	—	0
2021-03-13	Viela Bio, Inc.D Disposition to Issuer	Director, Chief Executive Officer	DDisposition to Issuer	−270K sh	$53.00	−$14.3M	0
2021-03-13	Viela Bio, Inc.D Disposition to Issuer	Director, Chief Executive Officer	DDisposition to Issuer	−200K sh	$53.00	−$10.6M	0
2021-02-11	NexImmune, Inc.Stock Option (right to buy)A Award	Director	AAward	+9,556 sh	—	—	32,678
2020-03-02	Viela Bio, Inc.Stock Option (Right to Buy)A Award	Director, Chief Executive Officer	AAward	+188K sh	—	—	188,057
2005-06-10	TANOX INCStock OptionA Award	Vice President of Research	AAward	+50K sh	—	—	50,000

Recent filings

Accepted (ET)
Jul 24
Yao Zhengbin0001326228-26-000004
SEC(opens sec.gov)
Feb 44
Yao Zhengbin0001104659-26-010472
SEC(opens sec.gov)
Aug 14
Yao Zhengbin0001415889-25-020836
SEC(opens sec.gov)
Feb 144
Yao Zhengbin0001104659-25-014175
SEC(opens sec.gov)
Jul 14
Yao Zhengbin0001415889-24-018608
SEC(opens sec.gov)
Jul 74
Yao Zhengbin0000950170-23-032252
SEC(opens sec.gov)
Apr 64
Yao Zhengbin0001209191-23-023684
SEC(opens sec.gov)
Jun 154
Yao Zhengbin0001209191-22-037006
SEC(opens sec.gov)

Companies

Address

C/O ALUMIS INC. 280 EAST GRAND AVENUE

SOUTH SAN FRANCISCO, CA, 94080