SEC Insider Transactions from Matlock Robin.

Last updated: 2026-03-16 13:01 UTC | Total transactions: 42

Matlock Robin has filed 42 insider transactions across 2 companies since January 2023.

Most recent transaction: a grant/award of 5 shares of MSCI Inc. ($MSCI) on February 27, 2026.

Activity breakdown: 0 open-market purchases and 1 sale.

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Transaction Date Company Ticker Insider Name Title Transaction Type Security Shares Price Shares Owned Following Total Shares Outstanding % of Owned % of Outstanding
Feb. 27, 2026 MSCI Inc. $MSCI Matlock Robin Director A Common Stock 5 $0.00 1,637.0000 73,563,183 0.31% 0.00%
Jan. 21, 2026 IRON MOUNTAIN INC $IRM Matlock Robin Director M Common Stock, par value $.01 per share 10 $0.00 28,559.1890 297,816,000 0.04% 0.00%
Jan. 21, 2026 IRON MOUNTAIN INC $IRM Matlock Robin Director M Phantom Stock 10 $0.00 0.0000 297,816,000 100.00% 0.00%
Jan. 6, 2026 IRON MOUNTAIN INC $IRM Matlock Robin Director A Phantom Stock 10 $84.63 10.1890 297,816,000 9999.99% 0.00%
Jan. 2, 2026 IRON MOUNTAIN INC $IRM Matlock Robin Director M Common Stock, par value $.01 per share 998 $0.00 28,549.0000 297,816,000 3.62% 0.00%
Jan. 2, 2026 IRON MOUNTAIN INC $IRM Matlock Robin Director M Phantom Stock 998 $0.00 0.0000 297,816,000 100.00% 0.00%
Nov. 28, 2025 MSCI Inc. $MSCI Matlock Robin Director A Common Stock 4 $0.00 1,632.0000 75,180,647 0.25% 0.00%
Oct. 3, 2025 IRON MOUNTAIN INC $IRM Matlock Robin Director A Phantom Stock 7 $104.42 998.0000 297,981,000 0.75% 0.00%
Aug. 29, 2025 MSCI Inc. $MSCI Matlock Robin Director A Common Stock 4 $0.00 1,628.0000 77,365,235 0.25% 0.00%
July 3, 2025 IRON MOUNTAIN INC $IRM Matlock Robin Director A Phantom Stock 8 $100.56 990.5540 296,234,000 0.78% 0.00%
May 30, 2025 MSCI Inc. $MSCI Matlock Robin Director A Common Stock 4 $0.00 1,624.0000 77,601,766 0.25% 0.00%
May 29, 2025 IRON MOUNTAIN INC $IRM Matlock Robin Director A Common Stock, par value $.01 per share 2249 $0.00 27,551.0000 296,234,000 8.89% 0.00%
May 1, 2025 MSCI Inc. $MSCI Matlock Robin Director A Common Stock 385 $0.00 1,620.0000 77,601,766 31.17% 0.00%
April 4, 2025 IRON MOUNTAIN INC $IRM Matlock Robin Director A Phantom Stock 10 $79.99 982.8810 296,234,000 0.98% 0.00%
Feb. 28, 2025 MSCI Inc. $MSCI Matlock Robin Director A Common Stock 3 $0.00 1,235.0000 77,744,588 0.24% 0.00%
Jan. 2, 2025 IRON MOUNTAIN INC $IRM Matlock Robin Director M Phantom Stock 960 $0.00 973.3290 296,234,000 49.66% 0.00%
Jan. 2, 2025 IRON MOUNTAIN INC $IRM Matlock Robin Director M Common Stock, par value $.01 per share 960 $0.00 25,302.0000 296,234,000 3.94% 0.00%
Jan. 7, 2025 IRON MOUNTAIN INC $IRM Matlock Robin Director A Phantom Stock 13 $103.60 973.3290 296,234,000 1.38% 0.00%
Jan. 2, 2025 IRON MOUNTAIN INC $IRM Matlock Robin Director M Phantom Stock 960 $0.00 960.0760 296,234,000 50.00% 0.00%
Jan. 2, 2025 IRON MOUNTAIN INC $IRM Matlock Robin Director M Common Stock, par value $.01 per share 960 $0.00 25,302.0850 296,234,000 3.94% 0.00%
Jan. 2, 2025 IRON MOUNTAIN INC $IRM Matlock Robin Director D Common Stock, par value $.01 per share 960 $104.74 24,342.0000 296,234,000 3.79% 0.00%
Nov. 29, 2024 MSCI Inc. $MSCI Matlock Robin Director A Common Stock 3 $0.00 1,232.0000 79,091,212 0.24% 0.00%
Oct. 3, 2024 IRON MOUNTAIN INC $IRM Matlock Robin Director A Phantom Stock 11 $118.88 1,920.1610 295,912,000 0.60% 0.00%
Aug. 30, 2024 MSCI Inc. $MSCI Matlock Robin Director A Common Stock 3 $0.00 1,229.0000 79,091,212 0.24% 0.00%
July 5, 2024 IRON MOUNTAIN INC $IRM Matlock Robin Director A Phantom Stock 13 $92.37 1,908.6810 293,965,000 0.70% 0.00%
May 31, 2024 MSCI Inc. $MSCI Matlock Robin Director A Common Stock 3 $0.00 1,226.0000 79,091,212 0.25% 0.00%
May 30, 2024 IRON MOUNTAIN INC $IRM Matlock Robin Director A Common Stock, par value $.01 per share 2385 $0.01 24,342.0000 293,965,000 10.86% 0.00%
May 1, 2024 MSCI Inc. $MSCI Matlock Robin Director A Common Stock 450 $0.00 1,223.0000 79,091,212 58.21% 0.00%
April 4, 2024 IRON MOUNTAIN INC $IRM Matlock Robin Director A Phantom Stock 15 $80.08 1,895.3430 293,965,000 0.81% 0.00%
Feb. 29, 2024 MSCI Inc. $MSCI Matlock Robin Director A Common Stock 2 $0.00 773.0000 79,091,212 0.26% 0.00%
Jan. 4, 2024 IRON MOUNTAIN INC $IRM Matlock Robin Director A Phantom Stock 27 $67.33 1,880.0830 293,965,000 1.46% 0.00%
Jan. 2, 2024 IRON MOUNTAIN INC $IRM Matlock Robin Director M Phantom Stock 941 $69.28 1,853.1110 293,965,000 33.67% 0.00%
Jan. 2, 2024 IRON MOUNTAIN INC $IRM Matlock Robin Director M Common Stock, par value $.01 per share 941 $0.00 22,897.6660 293,965,000 4.28% 0.00%
Jan. 2, 2024 IRON MOUNTAIN INC $IRM Matlock Robin Director S Common Stock, par value $.01 per share 941 $69.28 21,957.0000 293,965,000 4.11% 0.00%
Oct. 5, 2023 IRON MOUNTAIN INC $IRM Matlock Robin Director A Phantom Stock 31 $57.78 2,793.7770 292,444,177 1.12% 0.00%
July 6, 2023 IRON MOUNTAIN INC $IRM Matlock Robin Director A Phantom Stock 29 $57.57 2,762.6980 292,444,177 1.07% 0.00%
May 9, 2023 IRON MOUNTAIN INC $IRM Matlock Robin Director A Common Stock, par value $.01 per share 3047 $0.01 21,957.0000 292,444,177 16.11% 0.00%
April 5, 2023 IRON MOUNTAIN INC $IRM Matlock Robin Director A Phantom Stock 32 $52.60 2,733.3310 292,444,177 1.18% 0.00%
Jan. 5, 2023 IRON MOUNTAIN INC $IRM Matlock Robin Director A Phantom Stock 44 $49.59 2,701.5670 292,444,177 1.66% 0.00%
Jan. 3, 2023 IRON MOUNTAIN INC $IRM Matlock Robin Director D Common Stock, par value $.01 per share 885 $49.87 18,910.0000 292,444,177 4.47% 0.00%
Jan. 3, 2023 IRON MOUNTAIN INC $IRM Matlock Robin Director M Phantom Stock 885 $49.87 2,657.3770 292,444,177 24.99% 0.00%
Jan. 3, 2023 IRON MOUNTAIN INC $IRM Matlock Robin Director M Common Stock, par value $.01 per share 885 $0.00 19,795.3920 292,444,177 4.68% 0.00%