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Knopper Douglas S
DirectorCIK 0001350876
Largest Purchase
No open-market purchases in the recent filings.
Profile
- Filings
- 3
- Buy transactions
- 0
- Sell transactions
- 3
- Companies
- 1
- Active
- 2026
Knopper Douglas S, Director, accounts for 3 disclosed filings worth $1.7M, all concentrated in MAGNITE, INC. (MGNI), active 2026. The record is heavily weighted toward selling, with $0 in purchases against $1.7M in sales. Data is sourced from official SEC Form 3, 4, and 5 filings.
Associated Companies
Trading History
3 loaded
| Aug 7 | MGNI MAGNITE, INC. | Knopper Douglas S | Director | Sell | $848.3K |
| Jun 17 | MGNI MAGNITE, INC. | Knopper Douglas S | Insider | Sell | $675.8K |
| Jun 10 | MGNI MAGNITE, INC. | Knopper Douglas S | Insider | Sell | $169.3K |
3 filings