KIDD MARK

PrivateCIK: 1732058
Location

PORTSMOUTH, NH

KIDD MARK (EVP, GM Data Centers & ALM) sold 4.8% of their position (6K shares) of IRON MOUNTAIN INC on the open market

Open‑market sale worth $767.5K — a minor trim. Review remaining holdings and any 10b5‑1 plan disclosures.

S · 1 sale
InsiderKIDD MARKCIK 1732058
IssuerIRON MOUNTAIN INCCIK 1020569
Officer· EVP, GM Data Centers & ALM
Since Mar 2026
-6K
Net shares
Net seller
$767.5K
Total sold
1
Open market trades
0B · 1S
1
Total transactions
6K disposed
Non-Derivative Transactions1

Common Stock, par value $.01 per share

Direct
S · Sale

Shares

6K

Price / share

$127.91

Trade value

$767.46K

% of position

4.8%
5/8/2026
125.51K119.51K
Total

Net shares

6K

Net value

-$767.46K

Derivative Transactions0
No derivative transactions reported
KIDD MARK — Insider Transaction (Form 4) Filed May 11, 2026 | Finecho