IRM IRON MTN INC NEW

Ownership history in TWO SIGMA SECURITIES, LLC  ·  38 quarters on record

This page tracks every 13F SEC filing in which TWO SIGMA SECURITIES, LLC reported a position in IRON MTN INC NEW (IRM). Data includes quarterly share count, position size as % of portfolio, estimated market value, and end-of-quarter stock price — sourced directly from SEC EDGAR 13F filings.

Peak position
0.11% (2025 Q2)
Avg. % of fund
0.01%
First filed
2017 Q2
Last filed
2025 Q3
Quarters held
38
Quarter Action Shares Change Chg % % of Fund Mkt Value Price (EOQ)
2025 Q3 REDUCED 7,256 -1,542 -17.5% 0.11% $740K $100.07
2025 Q2 REDUCED 8,798 -13,002 -59.6% 0.11% $902K $99.87
2024 Q3 ADDED 21,800 +7,200 +49.3% 0.04% $2.6M $113.04
2024 Q3 ADDED 14,600 +11,331 +346.6% 0.03% $1.7M $113.04
2024 Q2 REDUCED 3,269 -2,031 -38.3% 0.00% $293K $84.73
2024 Q2 REDUCED 5,300 -2,100 -28.4% 0.01% $475K $84.73
2024 Q2 ADDED 7,400 +500 +7.2% 0.01% $663K $84.73
2024 Q1 ADDED 6,900 +2,400 +53.3% 0.01% $553K $75.27
2024 Q1 ADDED 4,500 +1,257 +38.8% 0.00% $361K $75.27
2024 Q1 REDUCED 3,243 -2,057 -38.8% 0.00% $260K $75.27
28 older quarters hidden  —  Sign in free or upgrade to Premium to see full history
% of Fund (quarterly)    IRM price (monthly, adj. close)
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