BROWN MATTHEW CHARLES

PrivateCIK: 1766979
Location

MOUNTAIN VIEW, CA

BROWN MATTHEW CHARLES (Chief Financial Officer) exercised options at TENABLE HOLDINGS, INC.

Option exercise — a mechanical event triggered by vesting or expiry. Not a discretionary conviction trade.

M · 1 exercise
InsiderBROWN MATTHEW CHARLESCIK 1766979
IssuerTENABLE HOLDINGS, INC.CIK 1660280
Officer· Chief Financial Officer
Since Feb 2026
-5.27K
Net shares
Net seller
$92.5K
Total sold
0
Open market trades
0B · 0S
3
Total transactions
14.54K acquired · 19.81K disposed
Non-Derivative Transactions2

Common Stock

Direct
M · Option Exercise

Shares

+14.54K

Price / share

Trade value

% of position

157.0%
2/23/2026
9.27K23.81K

Common Stock

Direct
F · Tax Withholding

Shares

5.27K

Price / share

$17.55

Trade value

$92.47K

% of position

22.1%
2/23/2026
23.81K18.54K
Total

Net shares

+9.28K

Net value

-$92.47K

Derivative Transactions1

Restricted Stock Units

Direct
M · Option Exercise
Converts to

Common Stock

14.54K shares

Shares

14.54K

Strike price

Held after

203.62K

Exercisable

2/23/2026
BROWN MATTHEW CHARLES — Insider Transaction (Form 4) Filed Feb 25, 2026 | Finecho