RYABOY OLEG

PrivateCIK: 1945827
Location

MAPLE PLAIN, MN

Senior insider sale

Chief Technology Officer at PROTO LABS INC — senior position signals high conviction

$1.25M

24.10K shares

What this filing means

RYABOY OLEG plans to sell 24.10K shares of PROTO LABS INC valued at approximately $1.25M. 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.

InsiderRYABOY OLEGCIK 1945827
IssuerPROTO LABS INCCIK 1443669
Officer· Chief Technology Officer
Since Sep 2022
24.10K
Shares to sell
$1.25M
Approx. market value
7.03K
Acquired (3 months)
1
Planned
3 completed
Securities Acquired — Last 3 Months2
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Exercise of options under a registered plan

Cash

1/8/2026
1.16K

Exercise of options under a registered plan

Cash

1/8/2026
5.86K
Total acquired7.03K
Planned & Completed Dispositions4
Sort

Completed

Completed

Units to sell

6.67K

Market value

$357.3K

1/7/2026
Completed

Units to sell

695.00

Market value

$34.7K

11/25/2025
Completed

Units to sell

9.71K

Market value

$471.6K

11/7/2025

Planned — Approximate Date

NYSEPlanned

Units to sell

7.03K

Market value

$384.4K

1/8/2026
Total

Units

24.10K

Value

$1.25M

RYABOY OLEG — Planned Insider Sale (Form 144) | Finecho