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$ Value

$0

Shares

10,000

Price

$0

Filed

Jul 30

Insider

Name

Tappin Matthew

Title

PRESIDENT, SOFTWARE DIVISION

CIK

0001986259

Roles

Officer

Transaction Details

Transaction Date

2025-07-28

Code

A

Table

Derivative

Ownership

Direct

Equity Swap

No

Shares After

10,000

Footnotes

Each restricted stock unit ("RSU") and performance stock unit ("PSU") represents a contingent right to receive one share of the Issuer's common stock. | On July 28, 2025, the Reporting Person was granted 10,000 RSUs vesting in three nearly equal annual installments (33%,33%, 34%), beginning on August 7, 2026. | On June 28, 2025, the Reporting Person was granted 10,000 PSUs, a portion of which vests, if the volume-weighted average price of the Issuer's common stock for any consecutive sixty (60) trading-day period equals or exceeds a stock price target.

Filing Info

Accession No.

0000950170-25-100214

Form Type

4

Issuer CIK

0001758766

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