M
$ Value
—
Shares
1,253
Price
—
Filed
Feb 18
Insider
Name
Tappin Matthew
Title
President, Software Products
CIK
0001986259
Roles
Officer
Transaction Details
Transaction Date
2026-02-15
Code
M
Table
Non-Derivative
Ownership
Direct
Equity Swap
No
Shares After
3,125
Footnotes
Each restricted stock unit ("RSU") converted into a share of common stock on a one-for-one basis. | On February 15, 2023 the reporting person was granted 3,684 RSUs vesting in three equal annual installments, the third of which vested on February 15, 2026.
Filing Info
Tappin Matthew's History
| Date | Ticker | Type | Value |
|---|---|---|---|
| 2026-03-11 | STEM | ▼ | $4K |
| 2026-03-10 | STEM | ▼ | $7K |
| 2026-03-07 | STEM | M | — |
| 2026-03-07 | STEM | M | $0 |
| 2026-03-04 | STEM | ▼ | $2K |
| 2026-03-03 | STEM | ▼ | $3K |
| 2026-03-01 | STEM | M | — |
| 2026-03-01 | STEM | M | $0 |
| 2026-02-26 | STEM | A | $0 |
| 2026-02-26 | STEM | A | $0 |
Other Insiders at STEM (90d)
| Insider | Bought | Sold | Last |
|---|---|---|---|
|
Laureles Saul R.
Chief Legal Officer
|
— | $13K | 2026-03-10 |
|
Carlson Michael James
President, Managed Services
|
— | $23K | 2026-03-10 |
|
Tappin Matthew
President, Software Products
|
— | $21K | 2026-03-11 |
|
Narayanan Arun
Chief Executive Officer
|
— | $57K | 2026-03-10 |
|
Musfeldt Brian
Chief Financial Officer
|
— | — | 2026-02-26 |