Iron Mountain Inc (IRM)

Market is closed

Hedge Fund Popularity

13F filing is ongoing

Hedge Fund Holdings
Filing Period:
Last update:
No. Hedge Fund Shares Value Activity % Port
1. 1,846,073 $183,074,982 +100% 0.08%
2.
Select Equity GroupPUT

Robert Joseph Caruso

1,779,500 $181,758,130 0.93%
3.
Adage Capital Management

Phill Gross And Robert Atchinson

590,052 $60,267,911 -11% 0.09%
4.
BAMCO Inc.

Ron Baron

525,270 $53,651,078 0.16%
5. 377,618 $38,569,903 -53% 0.05%
Insider Trading: Purchases See All
Insider Price Amount Total Value Remaining Holdings Date Form 4
$89.52 33 $2,954.16 1,308 2025-11-19 Filing
$32.49 5,000 $162,450.00 16,643 2018-02-20 Filing
$35.92 14,000 $502,880.00 30,008 2014-09-05 Filing
$29.00 12,000 $348,001.20 12,000 2013-06-07 Filing
$29.01 1,800 $52,211.16 1,800 2013-06-07 Filing
Insider Trading: Sales See All
Insider Price Amount Total Value Remaining Holdings Date Form 4
$129.66 1,091 $141,459.06 0 2026-06-01 Filing
$129.14 9,247 $1,194,157.58 1,091 2026-06-01 Filing
$127.90 7,523 $962,191.70 10,338 2026-06-01 Filing
$127.00 10,457 $1,328,039.00 17,861 2026-06-01 Filing
$126.20 10,156 $1,281,687.20 28,318 2026-06-01 Filing
Institutional Investors' Holdings
Filing Period:
No. Name Shares Value % Port
1. 33,021,354 $3,372,801,141 0.06%
2. 25,015,557 $2,555,088,992 0.13%
3. 18,758,889 $1,916,032,922 0.04%
4. 17,551,633 $1,807,660,367 0.06%
5. 8,486,127 $863,699,269 0.05%
News See All