MCCALLION KEVIN J.

PrivateCIK: 2115341
Location

BURLINGTON, MA

Senior insider sale

SVP, Products and Production at 908 DEVICES INC. — senior position signals high conviction

$314.1K

45.74K shares

What this filing means

MCCALLION KEVIN J. plans to sell 45.74K shares of 908 DEVICES INC. valued at approximately $314.1K. 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.

InsiderMCCALLION KEVIN J.CIK 2115341
Issuer908 DEVICES INC.CIK 1555279
Officer· SVP, Products and Production
Since Feb 2026
45.74K
Shares to sell
$314.1K
Approx. market value
27K
Acquired (3 months)
1
Planned
4 completed
Securities Acquired — Last 3 Months1
Sort

Exercise of Stock Options

Cash

4/8/2026
27K
Total acquired27K
Planned & Completed Dispositions5
Sort

Completed

Completed

Units to sell

7.00

Market value

$49.00

3/2/2026
Completed

Units to sell

300.00

Market value

$2.1K

2/20/2026
Completed

Units to sell

9K

Market value

$63.3K

2/18/2026
Completed

Units to sell

9.44K

Market value

$66.1K

1/22/2026

Planned — Approximate Date

NASDAQPlanned

Units to sell

27K

Market value

$182.5K

4/8/2026
Total

Units

45.74K

Value

$314.1K

MCCALLION KEVIN J. — Planned Insider Sale (Form 144) | Finecho