KIDD MARK

PrivateCIK: 1732058
Location

PORTSMOUTH, NH

KIDD MARK (EVP, GM Data Centers & ALM) sold 5.0% of their position (6K shares) of IRON MOUNTAIN INC on the open market

Open‑market sale worth $760.2K — a moderate reduction. 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
$760.2K
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

$126.70

Trade value

$760.20K

% of position

5.0%
6/1/2026
119.51K113.51K
Total

Net shares

6K

Net value

-$760.20K

Derivative Transactions0
No derivative transactions reported