TAPPIN MATTHEW

PrivateCIK: 1986259
Location

SAN FRANCISCO, CA

Senior insider sale

President, Software Products at STEM, INC. — senior position signals high conviction

$32.1K

5.59K shares

What this filing means

TAPPIN MATTHEW plans to sell 5.59K shares of STEM, INC. valued at approximately $32.1K. Form 144 is a notice of intent to sell restricted or control securities — not a mandatory transaction. This filing provides advance warning of potential selling pressure.

InsiderTAPPIN MATTHEWCIK 1986259
IssuerSTEM, INC.CIK 1758766
Officer· President, Software Products
Since Mar 2026
5.59K
Shares to sell
$32.1K
Approx. market value
2.71K
Acquired (3 months)
1
Planned
2 completed
Securities Acquired — Last 3 Months1
Sort

Restricted Stock Vesting

Compensation

8/7/2026
2.71K
Total acquired2.71K
Planned & Completed Dispositions3
Sort

Completed

Completed

Units to sell

1.88K

Market value

$9.6K

7/29/2026
Completed

Units to sell

996.00

Market value

$7.7K

7/2/2026

Planned — Approximate Date

NYSEPlanned

Units to sell

2.71K

Market value

$14.8K

8/10/2026
Total

Units

5.59K

Value

$32.1K