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- Rietbroek Robbert
Stock Insider Trading Activity of Rietbroek Robbert
Rietbroek Robbert
Buy
President and CEO
GPK Mar 4, 2026
Avg Cost/Share
$11.32
Shares
44,278
Total Value
$501,098.55
Owned After
44,278
SEC Form 4
| Insider | Ticker | Relationship | Date | Transaction | Avg Cost | Shares | Total Value | Owned After | SEC Forms |
|---|---|---|---|---|---|---|---|---|---|
| Rietbroek Robbert | GPK | President and CEO | Mar 4, 2026 | Buy | $11.32 | 44,278 | $501,098.55 | 44,278 |