Insider Trading for NGM
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)
No insider transactions in the past 30 days.
Quarterly Activity (3 Months)
No insider transactions in the past 3 months.
Key Insider Activity: Nov 3, 2023 to Apr 5, 2024
WOODHOUSE DAVID J
ExecutiveCorporate Officer
-1.7M shares
21 transactions
Pierce Valerie L
ExecutiveOfficer: See Remarks
-365.2K shares
11 transactions
RIEFLIN WILLIAM JL
DirectorDirector
-3.4M shares
7 transactions
Perlich Irene
ExecutiveCorporate Officer
-82.3K shares
12 transactions
Guyer Shelly D
DirectorDirector
-168.6K shares
4 transactions
Transaction Details
| Date | Insider | Role | Transaction | Shares | Price | Value | Owned After | SEC Filing |
|---|---|---|---|---|---|---|---|---|
| Apr 5, 2024 | TCG Opportunity III GP, LLC | 10 Percent Owner | J-Other | 1.0K | $0.00 | $0.00 | 1.0K | View |
| Apr 5, 2024 | TCG Opportunity III GP, LLC | 10 Percent Owner | D-Return | 44.0K | $0.00 | $0.00 | 0 | View |
| Apr 5, 2024 | COLUMN GROUP GP, LP | 10 Percent Owner | J-Other | 1.0K | $0.00 | $0.00 | 1.0K | View |
Apr 5, 2024 | Locked | — | — | — | — | — | — | — |
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Jan 16, 2024 | Locked | — | — | — | — | — | — | — |
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Dec 1, 2023 | Locked | — | — | — | — | — | — | — |
Nov 16, 2023 | Locked | — | — | — | — | — | — | — |
Nov 16, 2023 | Locked | — | — | — | — | — | — | — |
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Nov 15, 2023 | Locked | — | — | — | — | — | — | — |
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Nov 6, 2023 | Locked | — | — | — | — | — | — | — |
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Nov 6, 2023 | Locked | — | — | — | — | — | — | — |
Nov 3, 2023 | 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 NGM stock, though this may be part of planned diversification.

