| Date | Name | Symbol | Type | Security | Shares | Price | Value | Ownership | Reported |
| 10/05/2023 | IRON MOUNTAIN INC | IRM | Sale | Common Stock, par value $.01 per share | 10.5k | $57.68 | $606k | | 10/04/2023 |
| 10/05/2023 | IRON MOUNTAIN INC | IRM | Exercise | Employee Stock Option (Right to Buy) | 10.5k | $31.01 | $325.8k | | 10/04/2023 |
| 10/04/2023 | IRON MOUNTAIN INC | IRM | Sale | Common Stock, par value $.01 per share | 10.5k | $57.47 | $603.8k | | 10/04/2023 |
| 10/04/2023 | IRON MOUNTAIN INC | IRM | Exercise | Employee Stock Option (Right to Buy) | 10.5k | $31.01 | $325.8k | | 10/04/2023 |
| 08/15/2023 | IRON MOUNTAIN INC | IRM | Sale | Common Stock, par value $.01 per share | 10.5k | $59.97 | $630.1k | | 08/14/2023 |
| 08/15/2023 | IRON MOUNTAIN INC | IRM | Exercise | Employee Stock Option (Right to Buy) | 10.5k | $31.01 | $325.8k | | 08/14/2023 |
| 08/14/2023 | IRON MOUNTAIN INC | IRM | Exercise | Employee Stock Option (Right to Buy) | 10.5k | $31.01 | $325.8k | | 08/14/2023 |
| 08/14/2023 | IRON MOUNTAIN INC | IRM | Sale | Common Stock, par value $.01 per share | 10.5k | $60.22 | $632.7k | | 08/14/2023 |
| 07/14/2023 | IRON MOUNTAIN INC | IRM | Sale | Common Stock, par value $.01 per share | 10.5k | $58.89 | $618.8k | | 07/13/2023 |
| 07/14/2023 | IRON MOUNTAIN INC | IRM | Exercise | Employee Stock Option (Right to Buy) | 10.5k | $31.01 | $325.8k | | 07/13/2023 |
| 07/13/2023 | IRON MOUNTAIN INC | IRM | Exercise | Employee Stock Option (Right to Buy) | 10.5k | $31.01 | $325.8k | | 07/13/2023 |
| 07/13/2023 | IRON MOUNTAIN INC | IRM | Sale | Common Stock, par value $.01 per share | 10.5k | $59.45 | $624.6k | | 07/13/2023 |
| 06/07/2023 | IRON MOUNTAIN INC | IRM | Exercise | Employee Stock Option (Right to Buy) | 10.5k | $31.01 | $325.8k | | 06/06/2023 |
| 06/07/2023 | IRON MOUNTAIN INC | IRM | Sale | Common Stock, par value $.01 per share | 10.5k | $55.83 | $586.6k | | 06/06/2023 |
| 06/06/2023 | IRON MOUNTAIN INC | IRM | Sale | Common Stock, par value $.01 per share | 10.5k | $55.78 | $586.1k | | 06/06/2023 |
| 06/06/2023 | IRON MOUNTAIN INC | IRM | Exercise | Employee Stock Option (Right to Buy) | 10.5k | $31.01 | $325.8k | | 06/06/2023 |
| 05/23/2023 | IRON MOUNTAIN INC | IRM | Exercise | Employee Stock Option (Right to Buy) | 10.5k | $31.01 | $325.8k | | 05/22/2023 |
| 05/22/2023 | IRON MOUNTAIN INC | IRM | Sale | Common Stock, par value $.01 per share | 10.5k | $55.38 | $581.9k | | 05/22/2023 |
| 05/22/2023 | IRON MOUNTAIN INC | IRM | Sale | Common Stock, par value $.01 per share | 10.5k | $54.74 | $575.2k | | 05/22/2023 |
| 05/22/2023 | IRON MOUNTAIN INC | IRM | Exercise | Employee Stock Option (Right to Buy) | 10.5k | $31.01 | $325.8k | | 05/22/2023 |
| 05/17/2023 | STATE STREET CORP | STT | Grant | Common Stock | 2.8k | $0.00 | $0 | | 05/17/2023 |
| 03/09/2023 | IRON MOUNTAIN INC | IRM | Payment of Exercise | Common Stock, par value $.01 per share | 6.8k | $52.82 | $357.3k | | 03/09/2023 |
| 03/09/2023 | IRON MOUNTAIN INC | IRM | Payment of Exercise | Common Stock, par value $.01 per share | 782 | $52.82 | $41.3k | | 03/09/2023 |
| 03/09/2023 | IRON MOUNTAIN INC | IRM | Sale | Common Stock, par value $.01 per share | 11.8k | $52.65 | $619.2k | | 03/09/2023 |
| 03/09/2023 | IRON MOUNTAIN INC | IRM | Grant | Performance Units | 17.2k | $0.00 | $0 | | 03/09/2023 |
| 03/09/2023 | IRON MOUNTAIN INC | IRM | Exercise | Performance Units | 17.2k | $0.00 | $0 | | 03/09/2023 |
| 03/09/2023 | IRON MOUNTAIN INC | IRM | Exercise | Restricted Stock Units | 2.1k | $0.00 | $0 | | 03/09/2023 |
| 03/02/2023 | IRON MOUNTAIN INC | IRM | Sale | Common Stock, par value $.01 per share | 21.2k | $52.28 | $1.1M | | 03/02/2023 |
| 03/01/2023 | IRON MOUNTAIN INC | IRM | Sale | Common Stock, par value $.01 per share | 17.8k | $52.43 | $931.5k | | 02/28/2023 |
| 03/01/2023 | IRON MOUNTAIN INC | IRM | Payment of Exercise | Common Stock, par value $.01 per share | 9.9k | $52.58 | $518.1k | | 02/28/2023 |
| 03/01/2023 | IRON MOUNTAIN INC | IRM | Payment of Exercise | Common Stock, par value $.01 per share | 2.6k | $52.58 | $137.1k | | 02/28/2023 |
| 03/01/2023 | IRON MOUNTAIN INC | IRM | Exercise | Restricted Stock Units | 26.6k | $0.00 | $0 | | 02/28/2023 |
| 03/01/2023 | IRON MOUNTAIN INC | IRM | Exercise | Restricted Stock Units | 7k | $0.00 | $0 | | 02/28/2023 |
| 03/01/2023 | IRON MOUNTAIN INC | IRM | Grant | Employee Stock Option (Right to Buy) | 157.1k | $52.58 | $8.3M | | 02/28/2023 |
| 02/28/2023 | IRON MOUNTAIN INC | IRM | Sale | Common Stock, par value $.01 per share | 62.9k | $52.61 | $3.3M | | 02/28/2023 |
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