SEAWELL A BROOKE

PrivateCIK: 1197652
Location

SANTA CLARA, CA

SEAWELL A BROOKE sold 115K shares of TENABLE HOLDINGS, INC. on the open market

Open‑market sale worth $2.85M. Review remaining holdings and any 10b5‑1 plan disclosures.

S · 1 sale
InsiderSEAWELL A BROOKECIK 1197652
IssuerTENABLE HOLDINGS, INC.CIK 1660280
Director
Since Jul 2018
-115K
Net shares
Net seller
$2.85M
Total sold
1
Open market trades
0B · 1S
3
Total transactions
115K acquired · 230K disposed
Non-Derivative Transactions2

Common Stock

Indirect
M · Option Exercise

Shares

+115K

Price / share

$9.66

Trade value

$1.11M

% of position

New position
12/15/2025
0.00115K

Common Stock

Indirect
S · Sale

Shares

115K

Price / share

$24.82

Trade value

$2.85M

% of position

New position
12/15/2025
115K0.00
Total

Net shares

+0.00

Net value

-$1.74M

Derivative Transactions1

Employee Stock Option (right to buy)

Indirect
M · Option Exercise
Converts to

Common Stock

115K shares

Shares

115K

Strike price

9.66

Held after

0.00

Exercisable

12/15/2025
Non-Derivative Holdings (Post-Transaction)2

Common Stock

Direct
Shares owned9.23K

Common Stock

Indirect
Shares owned15K
Total
9.23K direct·15K indirect24.23K
Derivative Holdings (Post-Transaction)0
No derivative holdings reported
SEAWELL A BROOKE — Insider Transaction (Form 4) Filed Dec 17, 2025 | Finecho