Insider Trading for MRX
View recent insider trading activity including purchases, sales, and awards. Insider trading can provide insights into how executives view their company's prospects.
Insider Trading Summary
Shares Acquired
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Shares Disposed
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Net Position
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Recent Activity (30 Days)
Acquisitions: 0 shares
Dispositions: 53.8K shares
Net: -53.8K shares
Insiders have been net sellers recently, which could indicate concerns about current valuation or short-term outlook.
Quarterly Activity (3 Months)
Acquisitions: 12.4K shares
Dispositions: 320.2K shares
Net: -307.8K shares
Insiders have been net sellers over the quarter, which institutional investors may view as a cautionary signal.
Key Insider Activity: Mar 1, 2012 to Jul 13, 2026
Lowitt Ian T
ExecutiveCorporate Officer
-113.8K shares
7 transactions
PRYGOCKI MARK A SR
ExecutivePresident
-181.2K shares
9 transactions
Tonucci Paolo
ExecutiveOfficer: See Remarks
-97.7K shares
13 transactions
PIETRANGELO MICHAEL
DirectorDirector
-168.0K shares
17 transactions
ALTSCHUL ARTHUR G JR
DirectorDirector
-128.1K shares
13 transactions
Transaction Details
| Date | Insider | Role | Transaction | Shares | Price | Value | Owned After | SEC Filing |
|---|---|---|---|---|---|---|---|---|
| Jul 13, 2026 | Lowitt Ian T | ECorporate Officer | Sale | 27.4K | $64.19 | $1,758,559.81 | 2.8M | View |
| Jul 13, 2026 | Lowitt Ian T | ECorporate Officer | Sale | 9.0K | $64.90 | $581,324.53 | 2.8M | View |
| Jul 13, 2026 | Lowitt Ian T | ECorporate Officer | Sale | 787 | $65.84 | $51,818.68 | 2.8M | View |
Jul 13, 2026 | Locked | — | — | — | — | — | — | — |
Jul 13, 2026 | Locked | — | — | — | — | — | — | — |
Jul 13, 2026 | Locked | — | — | — | — | — | — | — |
Jun 15, 2026 | Locked | — | — | — | — | — | — | — |
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Jun 15, 2026 | Locked | — | — | — | — | — | — | — |
Jun 12, 2026 | Locked | — | — | — | — | — | — | — |
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Jun 9, 2026 | Locked | — | — | — | — | — | — | — |
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Jun 8, 2026 | Locked | — | — | — | — | — | — | — |
Jun 1, 2026 | Locked | — | — | — | — | — | — | — |
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Jun 1, 2026 | Locked | — | — | — | — | — | — | — |
May 22, 2026 | Locked | — | — | — | — | — | — | — |
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May 22, 2026 | Locked | — | — | — | — | — | — | — |
May 22, 2026 | Locked | — | — | — | — | — | — | — |
May 11, 2026 | Locked | — | — | — | — | — | — | — |
May 11, 2026 | Locked | — | — | — | — | — | — | — |
May 1, 2026 | Locked | — | — | — | — | — | — | — |
May 1, 2026 | Locked | — | — | — | — | — | — | — |
Apr 20, 2026 | Locked | — | — | — | — | — | — | — |
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Apr 13, 2026 | Locked | — | — | — | — | — | — | — |
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Apr 13, 2026 | Locked | — | — | — | — | — | — | — |
Apr 1, 2026 | Locked | — | — | — | — | — | — | — |
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Apr 1, 2026 | Locked | — | — | — | — | — | — | — |
Apr 1, 2026 | Locked | — | — | — | — | — | — | — |
Mar 18, 2026 | Locked | — | — | — | — | — | — | — |
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Dec 11, 2012 | Locked | — | — | — | — | — | — | — |
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Dec 11, 2012 | Locked | — | — | — | — | — | — | — |
Dec 11, 2012 | Locked | — | — | — | — | — | — | — |
Dec 7, 2012 | Locked | — | — | — | — | — | — | — |
Dec 6, 2012 | Locked | — | — | — | — | — | — | — |
Nov 30, 2012 | Locked | — | — | — | — | — | — | — |
Aug 23, 2012 | Locked | — | — | — | — | — | — | — |
Aug 23, 2012 | Locked | — | — | — | — | — | — | — |
Aug 23, 2012 | Locked | — | — | — | — | — | — | — |
Aug 17, 2012 | Locked | — | — | — | — | — | — | — |
May 15, 2012 | Locked | — | — | — | — | — | — | — |
May 15, 2012 | Locked | — | — | — | — | — | — | — |
May 15, 2012 | Locked | — | — | — | — | — | — | — |
May 15, 2012 | Locked | — | — | — | — | — | — | — |
Apr 4, 2012 | Locked | — | — | — | — | — | — | — |
Apr 4, 2012 | Locked | — | — | — | — | — | — | — |
Mar 7, 2012 | Locked | — | — | — | — | — | — | — |
Mar 7, 2012 | Locked | — | — | — | — | — | — | — |
Mar 5, 2012 | Locked | — | — | — | — | — | — | — |
Mar 1, 2012 | Locked | — | — | — | — | — | — | — |
Mar 1, 2012 | Locked | — | — | — | — | — | — | — |
Click "View" in the SEC Filing column to access the detailed SEC form submission for each transaction.
Executive Activity:
Executives have been net sellers of MRX stock, though this may be part of planned diversification.