Insider · CIK 0001594408

Chang William H

Reports to the SEC for 2 companies · CAMPBELL, CA

sec.gov

Transactions

Companies

Filings

CIK

0001594408

Forms 4 and 5

Insider transactions

50 trades

Date	Company	Role	Code	Shares	Price	Value	Shares after
2026-01-16	SMLRSemler Scientific, Inc. · Stock Option (right to buy)D Disposition to Issuer	Director	DDisposition to Issuer	+27K sh	—	—	0
2026-01-16	SMLRSemler Scientific, Inc. · Stock Option (right to buy)D Disposition to Issuer	Director	DDisposition to Issuer	+1,000 sh	—	—	0
2026-01-16	SMLRSemler Scientific, Inc. · Stock Option (right to buy)D Disposition to Issuer	Director	DDisposition to Issuer	+7,125 sh	—	—	0
2026-01-16	SMLRSemler Scientific, Inc. · Stock Option (right to buy)D Disposition to Issuer	Director	DDisposition to Issuer	+500 sh	—	—	0
2026-01-16	SMLRSemler Scientific, Inc. · Stock Option (right to buy)D Disposition to Issuer	Director	DDisposition to Issuer	+3,560 sh	—	—	0
2026-01-16	SMLRSemler Scientific, Inc. · Stock Option (right to buy)D Disposition to Issuer	Director	DDisposition to Issuer	+4,000 sh	—	—	0
2026-01-16	SMLRSemler Scientific, Inc.D Disposition to Issuer	Director	DDisposition to Issuer	−242K sh	—	—	0
2026-01-16	SMLRSemler Scientific, Inc.D Disposition to Issuer	Director	DDisposition to Issuer	−154K sh	—	—	0
2026-01-16	SMLRSemler Scientific, Inc.D Disposition to Issuer	Director	DDisposition to Issuer	−429K sh	—	—	0
2026-01-02	SMLRSemler Scientific, Inc. · Stock Option (right to buy)A Award	Director	AAward	+4,000 sh	—	—	4,000
2025-12-15	SMLRSemler Scientific, Inc.G Gift	Director	GGift	−60K sh	—	—	428,682
2025-05-02	SMLRSemler Scientific, Inc. · Stock Option (right to buy)A Award	Director	AAward	+3,560 sh	—	—	3,560
2025-05-02	SMLRSemler Scientific, Inc. · Stock Option (right to buy)A Award	Director	AAward	+500 sh	—	—	500
2025-01-06	SMLRSemler Scientific, Inc. · Stock Option (right to buy)A Award	Director	AAward	+1,000 sh	—	—	1,000
2025-01-06	SMLRSemler Scientific, Inc. · Stock Option (right to buy)A Award	Director	AAward	+7,125 sh	—	—	7,125
2024-12-16	SMLRSemler Scientific, Inc.G Gift	Director	GGift	−2,735 sh	—	—	439,660
2024-11-07	SMLRSemler Scientific, Inc.A Award	Director	AAward	+1,318 sh	—	—	1,318
2024-11-07	SMLRSemler Scientific, Inc.G Gift	Director	GGift	−1,318 sh	—	—	0
2024-11-07	SMLRSemler Scientific, Inc.G Gift	Director	GGift	+1,318 sh	—	—	445,895
2024-11-07	SMLRSemler Scientific, Inc.A Award	Director	AAward	+1,318 sh	—	—	3,500
2024-05-24	SMLRSemler Scientific, Inc. · Stock option (right to buy)A Award	Director	AAward	+27K sh	—	—	27,000
2024-05-10	SMLRSemler Scientific, Inc.A Award	Director	AAward	+2,182 sh	—	—	2,182
2024-05-10	SMLRSemler Scientific, Inc.G Gift	Director	GGift	−2,182 sh	—	—	0
2024-05-10	SMLRSemler Scientific, Inc.G Gift	Director	GGift	+2,182 sh	—	—	444,577
2022-06-23	ENSCEnsysce Biosciences, Inc. · Stock OptionA Award	Director, 10% Owner	AAward	+15K sh	—	—	35,000
2022-02-04	ENSCEnsysce Biosciences, Inc. · Stock OptionA Award	Director, 10% Owner	AAward	+20K sh	—	—	20,000
2021-06-30	ENSCEnsysce Biosciences, Inc.A Award	Director, 10% Owner	AAward	+2.24M sh	—	—	2,242,189
2021-06-30	ENSCEnsysce Biosciences, Inc.A Award	Director, 10% Owner	AAward	+353K sh	—	—	353,451
2017-12-07	SMLRSemler Scientific, Inc.X Exercise of In-Money	Director	XExercise of In-Money	+114K sh	$1.75	+$200K	1,193,878
2017-12-07	SMLRSemler Scientific, Inc.X Exercise of In-Money	Director	XExercise of In-Money	+114K sh	$1.75	+$200K	1,079,592
2017-12-07	SMLRSemler Scientific, Inc. · Common Stock Warrant (right to buy)X Exercise of In-Money	Director	XExercise of In-Money	−114K sh	—	—	0
2017-12-07	SMLRSemler Scientific, Inc. · Common Stock Warrant (right to buy)X Exercise of In-Money	Director	XExercise of In-Money	−114K sh	—	—	0
2017-05-02	SMLRSemler Scientific, Inc. · Common Stock Warrant (right to buy)P Purchase	Director	PPurchase	+135K sh	—	—	134,616
2016-01-21	SMLRSemler Scientific, Inc. · Common Stock Warrant (right to buy)A Award	Director	AAward	+114K sh	—	—	114,286
2016-01-15	SMLRSemler Scientific, Inc. · Common Stock Warrant (right to buy)A Award	Director	AAward	+114K sh	—	—	114,268
2016-01-15	SMLRSemler Scientific, Inc. · Common Stock Warrant (right to buy)A Award	Director	AAward	+114K sh	—	—	114,286
2015-07-15	SMLRSemler Scientific, Inc.P Purchase	Director	PPurchase	+33.3K sh	$3.00	+$100K	965,306
2015-03-02	SMLRSemler Scientific, Inc.P Purchase	Director	PPurchase	+62.5K sh	$4.10	+$256K	931,973
2015-02-24	SMLRSemler Scientific, Inc.P Purchase	Director	PPurchase	+55K sh	$4.52	+$249K	869,473
2014-02-26	SMLRSemler Scientific, Inc. · Series A-1 Convertible Preferred StockC Conversion	Director	CConversion	−64.6K sh	—	—	0
2014-02-26	SMLRSemler Scientific, Inc. · Series A-2 Convertible Preferred StockC Conversion	Director	CConversion	−41.7K sh	—	—	0
2014-02-26	SMLRSemler Scientific, Inc. · Series A Preferred Stock Warrant (right to buy)M Exercise/Conversion	Director	MExercise/Conversion	−38.9K sh	—	—	0
2014-02-26	SMLRSemler Scientific, Inc. · Series A Preferred Stock Warrant (right to buy)M Exercise/Conversion	Director	MExercise/Conversion	−83.3K sh	—	—	0
2014-02-26	SMLRSemler Scientific, Inc. · Series A Preferred Stock Warrant (right to buy)M Exercise/Conversion	Director	MExercise/Conversion	−92.5K sh	—	—	0
2014-02-26	SMLRSemler Scientific, Inc. · Series A Preferred Stock Warrant (right to buy)M Exercise/Conversion	Director	MExercise/Conversion	−54.2K sh	—	—	0
2014-02-26	SMLRSemler Scientific, Inc. · Series A Preferred Stock Warrant (right to buy)M Exercise/Conversion	Director	MExercise/Conversion	−37.5K sh	—	—	0
2014-02-26	SMLRSemler Scientific, Inc. · Series A Preferred Stock Warrant (right to buy)M Exercise/Conversion	Director	MExercise/Conversion	−37.5K sh	—	—	0
2014-02-26	SMLRSemler Scientific, Inc. · Series A Preferred Stock Warrant (right to buy)M Exercise/Conversion	Director	MExercise/Conversion	−44.4K sh	—	—	0
2014-02-26	SMLRSemler Scientific, Inc. · Series A-1 Preferred Stock Warrant (right to buy)M Exercise/Conversion	Director	MExercise/Conversion	−48.4K sh	—	—	0
2014-02-26	SMLRSemler Scientific, Inc. · Series A-1 Preferred Stock Warrant (right to buy)M Exercise/Conversion	Director	MExercise/Conversion	−20.8K sh	—	—	0

Recent filings

Accepted (ET)
Jan 164
Chang William H0001104659-26-004501
SEC(opens sec.gov)
Jan 24
Chang William H0001104659-26-000279
SEC(opens sec.gov)
Dec 174
Chang William H0001104659-25-122125
SEC(opens sec.gov)
May 54
Chang William H0001104659-25-044695
SEC(opens sec.gov)
Jan 74/A
Chang William H0001104659-25-001740
SEC(opens sec.gov)
Jan 74
Chang William H0001104659-25-001745
SEC(opens sec.gov)
Jan 74/A
Chang William H0001104659-25-001743
SEC(opens sec.gov)

Companies

Address

C/O SEMLER SCIENTIFIC, INC. 51 E. CAMPBELL AVE, SUITE 107-D

CAMPBELL, CA, 95008