Semler Scientific, Inc. (SMLR) has 17 known insider and institutional holders on record. The largest holder is William H.C. Chang & Diana Shon Chang TTEE Chang Family Trust U/A DTD 10/23/2006 with 241,508 shares. Other notable holders include Semler Herbert J and Pan Wayne T.
Over the last 12 months, insiders have made 10 transactions in SMLR stock — 7 buys (valued at $2.02M) and 0 sells (valued at RSU Award). Insider buying has outpaced selling during this period, which may signal confidence in the company's prospects.
SMLR Insider Ownership
Top Holder
William H.C. Chang & Diana Shon Chang TTEE Chang Family Trust U/A DTD 10/23/2006
241,508 shares
Buys (12 mo)
7
$2.02M value
Sells (12 mo)
0
$0.00 value
12-Month Transaction Activity
Top Insider Holders
| # |
Name |
Role |
Shares Owned |
Last Filed |
Relative Size |
| 1 |
William H.c. Chang & Diana Shon Chang Ttee Chang Family Trust U/a Dtd 10/23/2006 |
10 Percent Owner |
241,508 |
2023-02-14 |
|
| 2 |
Semler Herbert J |
10 Percent Owner |
130,000 |
2017-09-15 |
|
| 3 |
Pan Wayne T |
Director |
47,554 |
2023-02-03 |
|
| 4 |
Murphy-chutorian Douglas |
Chief Executive Officer |
25,000 |
2025-05-05 |
|
| 5 |
Semler Eric |
Director |
20,250 |
2025-06-12 |
|
| 6 |
Cormier Renae |
Chief Financial Officer |
20,000 |
2025-05-05 |
|
| 7 |
Mcrae Robert |
President and COO |
10,000 |
2015-07-22 |
|
| 8 |
Semler Shirley L. |
10 Percent Owner |
5,000 |
2016-02-22 |
|
| 9 |
Conger Daniel E |
VP of Finance |
5,000 |
2014-11-12 |
|
| 10 |
Garfield Greg Shaw |
Director |
5,000 |
2016-02-22 |
|
| 11 |
Collins Aidan Matthew |
Director |
5,000 |
2016-02-22 |
|
| 12 |
Barclay Bruce |
Director |
5,000 |
2016-02-22 |
|
| 13 |
Leibowitz Arthur N |
Director |
4,865 |
2023-02-03 |
|
| 14 |
Messina Daniel S |
Director |
3,435 |
2025-05-05 |
|
| 15 |
Moon Cindy |
Director |
3,211 |
2023-02-03 |
|
| 16 |
Brunell Natalie |
Director |
1,125 |
2025-06-26 |
|
| 17 |
Chang William H |
Director |
500 |
2025-05-05 |
|
Recent Transactions (last 12 months)
| Date |
Name |
Role |
Type |
Shares |
Price |
Value |
| 2025-06-25 |
Brunell Natalie |
Director |
RSU Award |
1,125 |
$41.04 |
$46.17K |
| 2025-06-11 |
Cormier Renae |
Chief Financial Officer |
Gift (Given) |
3,746 |
- |
- |
| 2025-06-11 |
Semler Eric |
Director |
Option Exercise (Sell) |
6,750 |
$23.32 |
$157.41K |
| 2025-05-15 |
Brunell Natalie |
Director |
RSU Award |
1,875 |
$31.79 |
$59.61K |
| 2025-05-15 |
Brunell Natalie |
Director |
Unknown |
- |
- |
- |
| 2025-05-02 |
Cormier Renae |
Chief Financial Officer |
RSU Award |
20,000 |
$36.16 |
$723.2K |
| 2025-05-02 |
Chang William H |
Director |
RSU Award |
500 |
$36.16 |
$18.08K |
| 2025-05-02 |
Murphy-chutorian Douglas |
Chief Executive Officer |
RSU Award |
25,000 |
$36.16 |
$904K |
| 2025-05-02 |
Messina Daniel S |
Director |
RSU Award |
3,435 |
$36.16 |
$124.21K |
| 2025-05-02 |
Semler Eric |
Director |
RSU Award |
4,000 |
$36.16 |
$144.64K |
