| Insider | Role | Shares | Value | Buys | Sells |
|---|---|---|---|---|---|
| Date | Ticker | Insider | Role | Type | Shares | Price | Value | Chg% | SEC |
|---|---|---|---|---|---|---|---|---|---|
| Insider | Role | Shares | Value | Buys | Sells |
|---|---|---|---|---|---|
| Date | Ticker | Insider | Role | Type | Shares | Price | Value | Chg% | SEC |
|---|---|---|---|---|---|---|---|---|---|
GPK sits in the Containers & Packaging industry within the Materials sector, so this activity is best read against the sector's broader insider trend.
| Role | Insider | Shares | Value | 30d |
|---|---|---|---|---|
| VP | 333.7K | - | - | |
| Pres | 282.0K | - | - | |
| VP | 188.5K | - | - | |
| VP | 167.4K | - | - | |
| VP | 148.2K | - | - |
Buys and sells only
| Date | Insider | Role | Type | Shares | Price | Value | Chg% | 3M | 12M | SEC |
|---|---|---|---|---|---|---|---|---|---|---|
| May 20, 2026 | Stafeil Jeffrey | Director | Buy | 16,261 | $0.00 | - | +91.0% | - | - | |
| May 8, 2026 | Hagemann Robert | Director | Buy | 14,000 | $11.00 | $153,991.60 | +16.8% | - | - | |
| May 7, 2026 | Stafeil Jeffrey | Director | Buy | 17,878 | $11.19 | $200,000.77 | New | - | - | |
| Mar 4, 2026 | Rietbroek Robbert | President And CEO | Buy | 44,278 | $11.32 | $501,098.55 | New | - | - | |
| Mar 4, 2026 | Venturelli Larry M | Director | Buy | 17,531 | $11.36 | $199,194.42 | +8.1% | - | - | |
| Aug 25, 2025 | Yost Joseph P | EVP &President, Americas | Sell | 30,000 | $22.72 | $681,600.00 | -10.5% | -30.6% | - | |
| Aug 4, 2025 | Martens Philip R70 | Director | Sell | 63,752 | $21.84 | $1,392,063.08 | -70.4% | -28.7% | -51.1% | |
| Nov 25, 2024 | Lischer Charles D | SVP &CAO | Sell | 12,000 | $29.65 | $355,800.00 | -19.4% | -9.2% | -45.6% | |
| Nov 6, 2024 | Farrell Michael James67 | EVP, Mills Division | Sell | 25,900 | $28.99 | $750,841.00 | -24.2% | -8.6% | -43.3% | |
| Aug 9, 2024 | Doss Michael P53 | President And CEO | Sell | 300,000 | $28.11 | $8,434,425.26 | -13.6% | +3.1% | -19.3% |