144
0001732058
XXXXXXXX
LIVE
0001020569
IRON MOUNTAIN INC
001-13045
85 NEW HAMPSHIRE AVENUE, SUITE 150
PEASE INTERNATIONAL TRADEPORT
PORTSMOUTH
NH
03801
617-535-4781
Kidd Mark
Officer
Common
Fidelity Brokerage Services LLC
900 Salem Street
Smithfield
RI
02917
6000
760200.00
297524681
06/01/2026
NYSE
Common
02/19/2023
Restricted Stock Vesting
Issuer
N
1786
02/19/2023
Compensation
Common
02/23/2023
Restricted Stock Vesting
Issuer
N
142
02/23/2023
Compensation
Common
03/01/2023
Restricted Stock Vesting
Issuer
N
4072
03/01/2023
Compensation
N
Mark Kidd
85 New Hampshire Avenue
Suite 150
Portsmouth
NH
03801
Common
03/02/2026
6000
643620.00
Mark Kidd
85 New Hampshire Avenue
Suite 150
Portsmouth
NH
03801
Common
04/01/2026
6000
616260.00
Mark Kidd
85 New Hampshire Avenue
Suite 150
Portsmouth
NH
03801
Common
05/08/2026
6000
767460.00
06/01/2026
03/20/2025
/s/Wade Moss, as a duly authorized representative of Fidelity Brokerage Services LLC, as attorney-in-fact for Mark Kidd