Robin Matlock

Robin Matlock: Director at Iron Mountain. What Robin Matlock holds in an AI or semiconductor company tracked on Silicon Floor, from their SEC filings, broken down: the shares held and how, then any restricted shares, options or other rights declared.

Iron Mountain (IRM)

Robin Matlock holds 30,451 Iron Mountain shares (0.01% of the company), worth about $3.5M at the last price, according to the Form 4 of May 7, 2026.

Declarations

Sources: SEC Schedules 13D and 13G (stakes above 5%, which count everything a person votes or can acquire within 60 days) and Forms 3, 4 and 5 (the shares a director, officer or 10% owner holds, filed within two business days of each trade). Values at the last price.

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