SMLR

Semler Scientific, Inc.

Insider trading activity for Semler Scientific, Inc., straight from SEC Form 4 filings. Net figures below count open-market buys and sales only — grants, option exercises and tax withholding are excluded because they are compensation, not decisions to trade.

Past 3 months

net buying

Bought(0 · 0 insiders): $0
Sold(0 · 0 insiders): $0

Past 6 months

net buying

Bought(0 · 0 insiders): $0
Sold(0 · 0 insiders): $0

Past 12 months

-$1.4M

net selling

Bought(0 · 0 insiders): $0
Sold(2 · 1 insiders): $1.4M

Transaction history

The 66 most recent Form 4 transactions.

Open in screener →

Insider transactions, newest first: date, security, transaction type, size and a link to the filing each row came from.
Date	Insider	Role	Type	Shares	Price	Value	Δ Own	Filing
Jan 16	Semler Eric	Director	DTOISS◆	12,375	—	—	—	Open the original filing on SEC.gov
Jan 16	Semler Eric	Director	DTOISS◆	150,000	—	—	—	Open the original filing on SEC.gov
Jan 16	Semler Eric	Director	DTOISS◆	8,000	—	—	—	Open the original filing on SEC.gov
Jan 16	Semler Eric	Director	DTOISS◆	75,000	—	—	—	Open the original filing on SEC.gov
Jan 16	Semler Eric	Director	DTOISS◆	4,000	—	—	—	Open the original filing on SEC.gov
Jan 16	Semler Eric	Director	DTOISS◆	4,000	—	—	—	Open the original filing on SEC.gov
Jan 16	Semler Eric	Director	DTOISS	77,771	—	—	-100.0%	Open the original filing on SEC.gov
Jan 16	Semler Eric	Director	DTOISS	636,346	—	—	-100.0%	Open the original filing on SEC.gov
Jan 16	Murphy-Chutorian Douglas	CEO, interim CFO and…	DTOISS◆	125,000	—	—	—	Open the original filing on SEC.gov
Jan 16	Murphy-Chutorian Douglas	CEO, interim CFO and…	DTOISS◆	125,000	—	—	—	Open the original filing on SEC.gov
Jan 16	Murphy-Chutorian Douglas	CEO, interim CFO and…	DTOISS◆	15,000	—	—	—	Open the original filing on SEC.gov
Jan 16	Murphy-Chutorian Douglas	CEO, interim CFO and…	DTOISS◆	50,000	—	—	—	Open the original filing on SEC.gov
Jan 16	Murphy-Chutorian Douglas	CEO, interim CFO and…	DTOISS◆	25,000	—	—	—	Open the original filing on SEC.gov
Jan 16	Murphy-Chutorian Douglas	CEO, interim CFO and…	DTOISS◆	15,000	—	—	—	Open the original filing on SEC.gov
Jan 16	Murphy-Chutorian Douglas	CEO, interim CFO and…	DTOISS	241,303	—	—	-100.0%	Open the original filing on SEC.gov
Jan 16	Messina Daniel S	Director	DTOISS◆	5,000	—	—	—	Open the original filing on SEC.gov
Jan 16	Messina Daniel S	Director	DTOISS◆	6,875	—	—	—	Open the original filing on SEC.gov
Jan 16	Messina Daniel S	Director	DTOISS◆	3,435	—	—	—	Open the original filing on SEC.gov
Jan 16	Messina Daniel S	Director	DTOISS◆	4,000	—	—	—	Open the original filing on SEC.gov
Jan 16	Messina Daniel S	Director	DTOISS	11,910	—	—	-100.0%	Open the original filing on SEC.gov
Jan 16	Chang William H	Director	DTOISS◆	27,000	—	—	—	Open the original filing on SEC.gov
Jan 16	Chang William H	Director	DTOISS◆	1,000	—	—	—	Open the original filing on SEC.gov
Jan 16	Chang William H	Director	DTOISS◆	7,125	—	—	—	Open the original filing on SEC.gov
Jan 16	Chang William H	Director	DTOISS◆	500	—	—	—	Open the original filing on SEC.gov
Jan 16	Chang William H	Director	DTOISS◆	3,560	—	—	—	Open the original filing on SEC.gov
Jan 16	Chang William H	Director	DTOISS◆	4,000	—	—	—	Open the original filing on SEC.gov
Jan 16	Chang William H	Director	DTOISS	241,508	—	—	-100.0%	Open the original filing on SEC.gov
Jan 16	Chang William H	Director	DTOISS	154,074	—	—	-100.0%	Open the original filing on SEC.gov
Jan 16	Chang William H	Director	DTOISS	428,682	—	—	-100.0%	Open the original filing on SEC.gov
Jan 16	Brunell Natalie	Director	DTOISS◆	1,875	—	—	—	Open the original filing on SEC.gov
Jan 16	Brunell Natalie	Director	DTOISS◆	7,500	—	—	—	Open the original filing on SEC.gov
Jan 16	Brunell Natalie	Director	DTOISS◆	1,125	—	—	—	Open the original filing on SEC.gov
Jan 16	Brunell Natalie	Director	DTOISS◆	4,000	—	—	—	Open the original filing on SEC.gov
Jan 2	Semler Eric	Director	AGRANT◆	4,000	—	—	—	Open the original filing on SEC.gov
Jan 2	Murphy-Chutorian Douglas	CEO, interim CFO and…	AGRANT◆	15,000	—	—	—	Open the original filing on SEC.gov
Jan 2	Messina Daniel S	Director	AGRANT◆	4,000	—	—	—	Open the original filing on SEC.gov
Jan 2	Chang William H	Director	AGRANT◆	4,000	—	—	—	Open the original filing on SEC.gov
Jan 2	Brunell Natalie	Director	AGRANT◆	4,000	—	—	—	Open the original filing on SEC.gov
Dec 15, 2025	Chang William H	Director	GGIFT	60,000	—	—	-12.3%	Open the original filing on SEC.gov
Nov 17, 2025	Murphy-Chutorian Douglas	CEO, interim CFO and…	MEXER◆	125,000	—	—	—	Open the original filing on SEC.gov
Nov 17, 2025	Murphy-Chutorian Douglas	CEO, interim CFO and…	GGIFT	54,594	—	—	+29.2%	Open the original filing on SEC.gov
Nov 17, 2025	Murphy-Chutorian Douglas	CEO, interim CFO and…	GGIFT	54,594	—	—	-100.0%	Open the original filing on SEC.gov
Nov 17, 2025	Murphy-Chutorian Douglas	CEO, interim CFO and…	SSELL	12,737	$20.73	$264K	-18.9%	Open the original filing on SEC.gov
Nov 17, 2025	Murphy-Chutorian Douglas	CEO, interim CFO and…	SSELL	57,669	$20.09	$1.2M	-46.1%	Open the original filing on SEC.gov
Nov 17, 2025	Murphy-Chutorian Douglas	CEO, interim CFO and…	MEXER	125,000	$2.23	$278.8K	—	Open the original filing on SEC.gov
Aug 25, 2025	Murphy-Chutorian Douglas	Chief Executive Officer	MEXER◆	60,000	—	—	—	Open the original filing on SEC.gov
Aug 25, 2025	Murphy-Chutorian Douglas	Chief Executive Officer	GGIFT	31,396	—	—	+20.2%	Open the original filing on SEC.gov
Aug 25, 2025	Murphy-Chutorian Douglas	Chief Executive Officer	GGIFT	31,396	—	—	-100.0%	Open the original filing on SEC.gov
Aug 25, 2025	Murphy-Chutorian Douglas	Chief Executive Officer	SSELL	28,604	$30.54	$873.6K	-47.7%	Open the original filing on SEC.gov
Aug 25, 2025	Murphy-Chutorian Douglas	Chief Executive Officer	MEXER	60,000	$2.56	$153.6K	—	Open the original filing on SEC.gov
Jun 25, 2025	Brunell Natalie	Director	AGRANT◆	1,125	—	—	—	Open the original filing on SEC.gov
Jun 11, 2025	Semler Eric	Director	MEXER◆	6,750	—	—	—	Open the original filing on SEC.gov
Jun 11, 2025	Semler Eric	Director	MEXER	6,750	$23.32	$157.4K	+1.1%	Open the original filing on SEC.gov
Jun 11, 2025	Cormier Renae	Chief Financial Officer	MEXER◆	3,746	—	—	—	Open the original filing on SEC.gov
Jun 11, 2025	Cormier Renae	Chief Financial Officer	GGIFT	3,746	—	—	—	Open the original filing on SEC.gov
Jun 11, 2025	Cormier Renae	Chief Financial Officer	GGIFT	3,746	—	—	-100.0%	Open the original filing on SEC.gov
Jun 11, 2025	Cormier Renae	Chief Financial Officer	MEXER	3,746	$30.48	$114.2K	—	Open the original filing on SEC.gov
May 15, 2025	Brunell Natalie	Director	AGRANT◆	1,875	—	—	—	Open the original filing on SEC.gov
May 15, 2025	Brunell Natalie	Director	AGRANT◆	7,500	—	—	—	Open the original filing on SEC.gov
May 2, 2025	Semler Eric	Director	AGRANT◆	75,000	—	—	—	Open the original filing on SEC.gov
May 2, 2025	Semler Eric	Director	AGRANT◆	4,000	—	—	—	Open the original filing on SEC.gov
May 2, 2025	Murphy-Chutorian Douglas	Chief Executive Officer	AGRANT◆	25,000	—	—	—	Open the original filing on SEC.gov
May 2, 2025	Messina Daniel S	Director	AGRANT◆	3,435	—	—	—	Open the original filing on SEC.gov
May 2, 2025	Cormier Renae	Chief Financial Officer	AGRANT◆	20,000	—	—	—	Open the original filing on SEC.gov
May 2, 2025	Chang William H	Director	AGRANT◆	500	—	—	—	Open the original filing on SEC.gov
May 2, 2025	Chang William H	Director	AGRANT◆	3,560	—	—	—	Open the original filing on SEC.gov

DTOISS◆—

Semler Eric · DirectorJan 16

12,375 sh

DTOISS◆—

Semler Eric · DirectorJan 16

150,000 sh

DTOISS◆—

Semler Eric · DirectorJan 16

8,000 sh

DTOISS◆—

Semler Eric · DirectorJan 16

75,000 sh

DTOISS◆—

Semler Eric · DirectorJan 16

4,000 sh

DTOISS◆—

Semler Eric · DirectorJan 16

4,000 sh

DTOISS—

Semler Eric · DirectorJan 16

77,771 sh · -100.0% own

DTOISS—

Semler Eric · DirectorJan 16

636,346 sh · -100.0% own

DTOISS◆—

Murphy-Chutorian Douglas · CEO, interim CFO…Jan 16

125,000 sh

DTOISS◆—

Murphy-Chutorian Douglas · CEO, interim CFO…Jan 16

125,000 sh

DTOISS◆—

Murphy-Chutorian Douglas · CEO, interim CFO…Jan 16

15,000 sh

DTOISS◆—

Murphy-Chutorian Douglas · CEO, interim CFO…Jan 16

50,000 sh

DTOISS◆—

Murphy-Chutorian Douglas · CEO, interim CFO…Jan 16

25,000 sh

DTOISS◆—

Murphy-Chutorian Douglas · CEO, interim CFO…Jan 16

15,000 sh

DTOISS—

Murphy-Chutorian Douglas · CEO, interim CFO…Jan 16

241,303 sh · -100.0% own

DTOISS◆—

Messina Daniel S · DirectorJan 16

5,000 sh

DTOISS◆—

Messina Daniel S · DirectorJan 16

6,875 sh

DTOISS◆—

Messina Daniel S · DirectorJan 16

3,435 sh

DTOISS◆—

Messina Daniel S · DirectorJan 16

4,000 sh

DTOISS—

Messina Daniel S · DirectorJan 16

11,910 sh · -100.0% own

DTOISS◆—

Chang William H · DirectorJan 16

27,000 sh

DTOISS◆—

Chang William H · DirectorJan 16

1,000 sh

DTOISS◆—

Chang William H · DirectorJan 16

7,125 sh

DTOISS◆—

Chang William H · DirectorJan 16

500 sh

DTOISS◆—

Chang William H · DirectorJan 16

3,560 sh

DTOISS◆—

Chang William H · DirectorJan 16

4,000 sh

DTOISS—

Chang William H · DirectorJan 16

241,508 sh · -100.0% own

DTOISS—

Chang William H · DirectorJan 16

154,074 sh · -100.0% own

DTOISS—

Chang William H · DirectorJan 16

428,682 sh · -100.0% own

DTOISS◆—

Brunell Natalie · DirectorJan 16

1,875 sh

DTOISS◆—

Brunell Natalie · DirectorJan 16

7,500 sh

DTOISS◆—

Brunell Natalie · DirectorJan 16

1,125 sh

DTOISS◆—

Brunell Natalie · DirectorJan 16

4,000 sh

AGRANT◆—

Semler Eric · DirectorJan 2

4,000 sh

AGRANT◆—

Murphy-Chutorian Douglas · CEO, interim CFO…Jan 2

15,000 sh

AGRANT◆—

Messina Daniel S · DirectorJan 2

4,000 sh

AGRANT◆—

Chang William H · DirectorJan 2

4,000 sh

AGRANT◆—

Brunell Natalie · DirectorJan 2

4,000 sh

GGIFT—

Chang William H · DirectorDec 15, 2025

60,000 sh · -12.3% own

MEXER◆—

Murphy-Chutorian Douglas · CEO, interim CFO…Nov 17, 2025

125,000 sh

GGIFT—

Murphy-Chutorian Douglas · CEO, interim CFO…Nov 17, 2025

54,594 sh · +29.2% own

GGIFT—

Murphy-Chutorian Douglas · CEO, interim CFO…Nov 17, 2025

54,594 sh · -100.0% own

SSELL$264K

Murphy-Chutorian Douglas · CEO, interim CFO…Nov 17, 2025

12,737 sh @ $20.73 · -18.9% own

SSELL$1.2M

Murphy-Chutorian Douglas · CEO, interim CFO…Nov 17, 2025

57,669 sh @ $20.09 · -46.1% own

MEXER$278.8K

Murphy-Chutorian Douglas · CEO, interim CFO…Nov 17, 2025

125,000 sh @ $2.23

MEXER◆—

Murphy-Chutorian Douglas · Chief Executive…Aug 25, 2025

60,000 sh

GGIFT—

Murphy-Chutorian Douglas · Chief Executive…Aug 25, 2025

31,396 sh · +20.2% own

GGIFT—

Murphy-Chutorian Douglas · Chief Executive…Aug 25, 2025

31,396 sh · -100.0% own

SSELL$873.6K

Murphy-Chutorian Douglas · Chief Executive…Aug 25, 2025

28,604 sh @ $30.54 · -47.7% own

MEXER$153.6K

Murphy-Chutorian Douglas · Chief Executive…Aug 25, 2025

60,000 sh @ $2.56

AGRANT◆—

Brunell Natalie · DirectorJun 25, 2025

1,125 sh

MEXER◆—

Semler Eric · DirectorJun 11, 2025

6,750 sh

MEXER$157.4K

Semler Eric · DirectorJun 11, 2025

6,750 sh @ $23.32 · +1.1% own

MEXER◆—

Cormier Renae · Chief Financial…Jun 11, 2025

3,746 sh

GGIFT—

Cormier Renae · Chief Financial…Jun 11, 2025

3,746 sh

GGIFT—

Cormier Renae · Chief Financial…Jun 11, 2025

3,746 sh · -100.0% own

MEXER$114.2K

Cormier Renae · Chief Financial…Jun 11, 2025

3,746 sh @ $30.48

AGRANT◆—

Brunell Natalie · DirectorMay 15, 2025

1,875 sh

AGRANT◆—

Brunell Natalie · DirectorMay 15, 2025

7,500 sh

AGRANT◆—

Semler Eric · DirectorMay 2, 2025

75,000 sh

AGRANT◆—

Semler Eric · DirectorMay 2, 2025

4,000 sh

AGRANT◆—

Murphy-Chutorian Douglas · Chief Executive…May 2, 2025

25,000 sh

AGRANT◆—

Messina Daniel S · DirectorMay 2, 2025

3,435 sh

AGRANT◆—

Cormier Renae · Chief Financial…May 2, 2025

20,000 sh

AGRANT◆—

Chang William H · DirectorMay 2, 2025

500 sh

AGRANT◆—

Chang William H · DirectorMay 2, 2025

3,560 sh

Filing record

How quickly insiders here report their trades. Section 16 allows two business days from the transaction.

1 of 12 filings we hold was filed after the two-business-day deadline. The furthest past the deadline was 2 business days late.

Form 4 filings made after the two-business-day deadline, with the transaction date, the filing date and the number of business days between them.
Traded	Filed	Insider	Past deadline	Largest line	Source
May 15, 2025	May 21, 2025	Brunell NatalieDirector	2days	—	Filing ↗

Brunell NatalieDirector

2days

Traded May 15, 2025 · filed May 21, 2025Filing ↗

Counted in business days from the transaction date, or the deemed execution date where the filing reports one, excluding weekends and federal holidays. How this is measured · All late filings

Insiders at this company

Everyone who has filed a Form 4 for this issuer.

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