Robin Matlock
CIK: 0001781215
Transaction Breakdown
High conviction signal
Position reduction
Derivative conversions
Compensation grants
Gifts, tax withholding, conversions, dispositions to the issuer and other codes
Discretionary Trading P&L
Holdings
Transaction History (24 total)
- Aug 28, 2026MSCI
MSCI Inc.
Award(A)Direct6 shares- - May 29, 2026MSCI
MSCI Inc.
Award(A)Direct6 shares- - May 7, 2026IRM
IRON MOUNTAIN INC
Award(A)Direct1.9K shares- - May 1, 2026MSCI
MSCI Inc.
Award(A)Direct388 shares- - Feb 27, 2026MSCI
MSCI Inc.
Award(A)Direct5 shares- - Jan 21, 2026IRM
IRON MOUNTAIN INC
Exercise(M)Direct10 shares- - Jan 6, 2026IRM
IRON MOUNTAIN INC
Award(A)DirectPhantom Stock
10 shares at avg. $84.63- - Jan 2, 2026IRM
IRON MOUNTAIN INC
Exercise(M)Direct998 shares- - Nov 28, 2025MSCI
MSCI Inc.
Award(A)Direct4 shares- - Oct 3, 2025IRM
IRON MOUNTAIN INC
Award(A)DirectPhantom Stock
7 shares at avg. $104.42- - Aug 29, 2025MSCI
MSCI Inc.
Award(A)Direct4 shares- - Jul 3, 2025IRM
IRON MOUNTAIN INC
Award(A)DirectPhantom Stock
8 shares at avg. $100.56- - May 30, 2025MSCI
MSCI Inc.
Award(A)Direct4 shares- - May 29, 2025IRM
IRON MOUNTAIN INC
Award(A)Direct2.2K shares- - May 1, 2025MSCI
MSCI Inc.
Award(A)Direct385 shares- - Apr 4, 2025IRM
IRON MOUNTAIN INC
Award(A)DirectPhantom Stock
10 shares at avg. $79.99- - Feb 28, 2025MSCI
MSCI Inc.
Award(A)Direct3 shares- - Jan 7, 2025IRM
IRON MOUNTAIN INC
Award(A)DirectPhantom Stock
13 shares at avg. $103.60- - Jan 2, 2025IRM
IRON MOUNTAIN INC
Exercise(M)Direct960 shares- - Jan 2, 2025IRM
IRON MOUNTAIN INC
Disposition(D)Direct960 shares at avg. $104.74$101K - Jan 2, 2025IRM
IRON MOUNTAIN INC
Exercise(M)Direct960 shares- - Nov 29, 2024MSCI
MSCI Inc.
Award(A)Direct3 shares- - Oct 3, 2024IRM
IRON MOUNTAIN INC
Award(A)DirectPhantom Stock
11 shares at avg. $118.88- - Aug 30, 2024MSCI
MSCI Inc.
Award(A)Direct3 shares-
| Type | Shares | Price | Ownership | |||
|---|---|---|---|---|---|---|
| Aug 28, 2026 |  MSCI MSCI Inc. | Award(A) | 6 | - | $0 | Direct |
| May 29, 2026 | MSCI MSCI Inc. | Award(A) | 6 | - | $0 | Direct |
| May 7, 2026 |  IRM IRON MOUNTAIN INC | Award(A) | 1,892 | - | $0 | Direct |
| May 1, 2026 | MSCI MSCI Inc. | Award(A) | 388 | - | $0 | Direct |
| Feb 27, 2026 | MSCI MSCI Inc. | Award(A) | 5 | - | $0 | Direct |
| Jan 21, 2026 | IRM IRON MOUNTAIN INC | Exercise(M) | 10 | - | $0 | Direct |
| Jan 6, 2026 | IRM IRON MOUNTAIN INC | Award(A) Phantom Stock | 10 | $84.63 | - | Direct |
| Jan 2, 2026 | IRM IRON MOUNTAIN INC | Exercise(M) | 998 | - | $0 | Direct |
| Nov 28, 2025 | MSCI MSCI Inc. | Award(A) | 4 | - | - | Direct |
| Oct 3, 2025 | IRM IRON MOUNTAIN INC | Award(A) Phantom Stock | 7 | $104.42 | - | Direct |
| Aug 29, 2025 | MSCI MSCI Inc. | Award(A) | 4 | - | - | Direct |
| Jul 3, 2025 | IRM IRON MOUNTAIN INC | Award(A) Phantom Stock | 8 | $100.56 | - | Direct |
| May 30, 2025 | MSCI MSCI Inc. | Award(A) | 4 | - | - | Direct |
| May 29, 2025 | IRM IRON MOUNTAIN INC | Award(A) | 2,249 | - | - | Direct |
| May 1, 2025 | MSCI MSCI Inc. | Award(A) | 385 | - | - | Direct |
| Apr 4, 2025 | IRM IRON MOUNTAIN INC | Award(A) Phantom Stock | 10 | $79.99 | - | Direct |
| Feb 28, 2025 | MSCI MSCI Inc. | Award(A) | 3 | - | - | Direct |
| Jan 7, 2025 | IRM IRON MOUNTAIN INC | Award(A) Phantom Stock | 13 | $103.60 | - | Direct |
| Jan 2, 2025 | IRM IRON MOUNTAIN INC | Exercise(M) | 960 | - | $0 | Direct |
| Jan 2, 2025 | IRM IRON MOUNTAIN INC | Disposition(D) | 960 | $104.74 | $100,559 | Direct |
| Jan 2, 2025 | IRM IRON MOUNTAIN INC | Exercise(M) | 960 | - | $0 | Direct |
| Nov 29, 2024 | MSCI MSCI Inc. | Award(A) | 3 | - | $0 | Direct |
| Oct 3, 2024 | IRM IRON MOUNTAIN INC | Award(A) Phantom Stock | 11 | $118.88 | - | Direct |
| Aug 30, 2024 | MSCI MSCI Inc. | Award(A) | 3 | - | $0 | Direct |
1-24 of 24 transactions
About Matlock Robin
Matlock Robin (SEC CIK 0001781215) files insider reports with the SEC as Director of MSCI Inc. (MSCI) and Director of IRON MOUNTAIN INC (IRM).
Signal8 holds 23 ownership filings by Matlock Robin, all Form 4s, filed between Sep 4, 2024 and Sep 1, 2026. Those filings report 24 transactions, from Aug 30, 2024 to Aug 28, 2026. Signal8's Form 4 history starts in Sep 2024.
The business address on Matlock Robin's filings is in NEW YORK, NY.
Recent filings by Matlock Robin
- Aug 28, 2026: Grant or award of MSCI shares (Form 4, code A).
- May 29, 2026: Grant or award of MSCI shares (Form 4, code A).
- May 7, 2026: Grant or award of IRM shares (Form 4, code A).
- May 1, 2026: Grant or award of MSCI shares (Form 4, code A).
- Feb 27, 2026: Grant or award of MSCI shares (Form 4, code A).
Other insiders filing for MSCI Inc. (MSCI)
- Gutowski Robert J., General Counsel
- Wiechmann Andrew C., Chief Financial Officer
- Taneja Rajat, Director
- Yang June, Director
- RIEFLER LINDA H, Director
- Fernandez Henry A, Chairman and CEO