2025Q4
| Insider | Role (last 12 mo) | Shares held | Filed at |
|---|---|---|---|
| Cadwell Carlton M | Director | 148,309,000 | May 10, 2016 |
| Jolliff Leonard Bruce | CFO | 24,360,455 | Nov 9, 2018 |
| Cadwell Family Irrevocable Trust | — | 21,529,907 | Dec 15, 2011 |
| Battelle Memorial Institute | — | 17,063,583 | Jun 17, 2014 |
| Korenko Michael K | CEO | 10,635,090 | Nov 20, 2025 |
| Exec date | Filing date | Insider | Role | Signal | Confidence | Shares | % of shares | Under plan? | Amount (USD) |
|---|---|---|---|---|---|---|---|---|---|
| Dec 31, 2025 | Jan 2, 2026 | Korenko Michael K | CEO | Buy | 78.8 | +200,000 | 1.86% | ✗ | $12.9K |
| Dec 2, 2025 | Dec 9, 2025 | Korenko Michael K | CEO | Buy | 67.5 | +100,000 | 0.94% | ✗ | $7.2K |
| Nov 20, 2025 | Nov 20, 2025 | Korenko Michael K | CEO | Buy | 67.5 | +100,000 | 0.95% | ✗ | $6.2K |
| Aug 14, 2025 | Aug 14, 2025 | Korenko Michael K | CEO | Buy | 67.5 | +100,000 | 0.96% | ✗ | $7.7K |
| Oct 28, 2024 | Oct 28, 2024 | Korenko Michael K | CEO | Buy | 60.0 | +50,000 | 0.48% | ✗ | $7.1K |
| Sep 30, 2024 | Sep 30, 2024 | Korenko Michael K | CEO | Buy | 60.0 | +50,000 | 0.48% | ✗ | $8K |
| Aug 13, 2024 | Aug 13, 2024 | Korenko Michael K | CEO | Buy | 60.0 | +50,000 | 0.49% | ✗ | $5.6K |
| Aug 7, 2024 | Aug 7, 2024 | Korenko Michael K | CEO | Buy | 60.0 | +50,000 | 0.49% | ✗ | $5.9K |
| Aug 1, 2024 | Aug 2, 2024 | Korenko Michael K | CEO | Buy | 60.0 | +50,000 | 0.49% | ✗ | $4.4K |
| Jul 29, 2024 | Jul 29, 2024 | Korenko Michael K | CEO | Buy | 60.0 | +50,000 | 0.49% | ✗ | $4.7K |
| Jun 4, 2024 | Jun 4, 2024 | Korenko Michael K | CEO | Buy | 60.0 | +50,000 | 0.50% | ✗ | $8.4K |
| Nov 13, 2023 | Nov 14, 2023 | Korenko Michael K | CEO | Buy | 77.5 | +100,000 | 1.00% | ✗ | $5.2K |
| Oct 18, 2023 | Oct 19, 2023 | Korenko Michael K | CEO | Buy | 77.5 | +100,000 | 1.01% | ✗ | $5.4K |
| Mar 24, 2023 | Mar 27, 2023 | POLLACK MICHAEL H | CFO | Sell | 27.5 | -16,000 | -100.00% | ✗ | $998.4 |
| Dec 15, 2022 | Dec 15, 2022 | Korenko Michael K | CEO | Buy | 77.5 | +100,000 | 1.02% | ✗ | $4.7K |
| Nov 17, 2022 | Nov 18, 2022 | Korenko Michael K | CEO | Buy | 78.8 | +200,000 | 2.09% | ✗ | $10.3K |
| Aug 10, 2022 | Aug 12, 2022 | Korenko Michael K | CEO | Buy | 78.8 | +200,000 | 2.13% | ✗ | $14K |
| Mar 27, 2022 | Mar 29, 2022 | Korenko Michael K | CEO | Buy | 77.5 | +176,250 | 1.87% | ✗ | $6.2K |
| Mar 16, 2022 | Mar 18, 2022 | Korenko Michael K | CEO | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Dec 8, 2021 | Dec 8, 2021 | Korenko Michael K | CEO | Buy | 78.8 | +130,000 | 1.28% | ✗ | $10.3K |
| Sep 23, 2021 | Oct 4, 2021 | Korenko Michael K | CEO | Sell | 37.5 | -58,696 | -0.57% | ✗ | $6.8K |
| Aug 9, 2021 | Aug 10, 2021 | Korenko Michael K | CEO | Buy | 52.5 | - | 0.00% | ✗ | $681.6 |
| Jun 7, 2021 | Jun 8, 2021 | Korenko Michael K | CEO | Sell | 22.5 | -500,000 | -4.72% | ✗ | $60K |
| May 5, 2021 | May 11, 2021 | Korenko Michael K | CEO | Neutral | 52.5 | - | 0.00% | ✗ | - |
| May 3, 2021 | May 7, 2021 | Korenko Michael K | CEO | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Dec 9, 2020 | Dec 17, 2020 | Korenko Michael K | CEO | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Nov 30, 2020 | Dec 2, 2020 | POLLACK MICHAEL H | CFO | Buy | 90.0 | +16,000 | 100.00% | ✗ | $796.8 |
| Nov 12, 2020 | Nov 12, 2020 | Korenko Michael K | CEO | Buy | 85.0 | +85,000 | 6.26% | ✗ | $1.7K |
| Jun 5, 2020 | Jun 12, 2020 | Korenko Michael K | CEO | Buy | 91.3 | +694,178 | 104.52% | ✗ | $18.7K |
| May 15, 2020 | May 18, 2020 | Korenko Michael K | CEO | Buy | 90.0 | +100,000 | 17.72% | ✗ | $2.4K |
| Apr 15, 2020 | Apr 20, 2020 | Korenko Michael K | CEO | Buy | 90.0 | +70,000 | 14.16% | ✗ | $1.8K |
| Feb 26, 2020 | Feb 27, 2020 | Korenko Michael K | CEO | Buy | 90.0 | +150,000 | 27.95% | ✗ | $4.5K |
| Dec 31, 2019 | Jan 17, 2020 | Korenko Michael K | CEO | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Dec 31, 2019 | Jan 15, 2020 | Korenko Michael K | CEO | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Sep 30, 2019 | Oct 2, 2019 | Korenko Michael K | CEO | Neutral | 52.5 | - | 0.00% | ✗ | - |
| May 6, 2019 | May 6, 2019 | Korenko Michael K | CEO | Buy | 82.5 | +1,000,000 | 2.77% | ✗ | $3.9K |
| Apr 29, 2019 | Apr 30, 2019 | Korenko Michael K | CEO | Buy | 77.5 | +435,000 | 1.22% | ✗ | $1.4K |
| Dec 12, 2018 | POLLACK MICHAEL H | CFO | Neutral | 52.5 | - | 0.00% | ✗ | - | |
| Oct 24, 2018 | Nov 13, 2018 | Korenko Michael K | CEO | Neutral | 90.0 | +31,797,136 | 78.21% | ✗ | - |
| Oct 24, 2018 | Nov 9, 2018 | JOLLIFF LEONARD BRUCE | CFO | Neutral | 90.0 | +10,465,426 | 313.30% | ✗ | - |
| Feb 2, 2017 | Feb 16, 2018 | KATZAROFF JAMES C | Director | Sell | 83.8 | +1,181,348 | 4.04% | ✗ | $46.4K |
| Sep 1, 2017 | Feb 13, 2018 | JOLLIFF LEONARD BRUCE | CFO | Neutral | 90.0 | +3,300,000 | 97.61% | ✗ | - |
| Sep 1, 2017 | Feb 13, 2018 | Korenko Michael K | CEO | Neutral | 90.0 | +6,000,000 | 79.35% | ✗ | - |
| Nov 20, 2017 | Nov 21, 2017 | Korenko Michael K | CEO | Buy | 90.0 | +280,000 | 26.63% | ✗ | $9.5K |
| May 16, 2017 | May 17, 2017 | Korenko Michael K | CEO | Buy | 90.0 | +100,000 | 10.51% | ✗ | $9.8K |
| Jan 13, 2017 | Jan 18, 2017 | Korenko Michael K | CEO | Buy | 95.0 | +700,000 | 386.10% | ✗ | $105K |
| Jan 9, 2017 | Korenko Michael K | CEO | Neutral | 52.5 | - | 0.00% | ✗ | - | |
| Jun 23, 2016 | Jun 23, 2016 | JOLLIFF LEONARD BRUCE | CFO | Neutral | 52.5 | - | 0.00% | ✗ | - |
| May 9, 2016 | May 10, 2016 | Cadwell Carlton M | Director | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Apr 15, 2016 | May 3, 2016 | KATZAROFF JAMES C | CEO | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Apr 15, 2016 | Apr 18, 2016 | KATZAROFF JAMES C | CEO | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Apr 5, 2016 | Apr 12, 2016 | Cadwell Carlton M | Director | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Apr 1, 2016 | Apr 7, 2016 | Cadwell Carlton M | Director | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Feb 16, 2016 | Cadwell Carlton M | Director | Neutral | 52.5 | - | 0.00% | ✗ | - | |
| Jun 18, 2015 | Feb 12, 2016 | JOLLIFF LEONARD BRUCE | CFO | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Jun 17, 2015 | Feb 12, 2016 | KATZAROFF JAMES C | CEO | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Feb 12, 2016 | CLEMENT THOMAS J | Director | Neutral | 52.5 | - | 0.00% | ✗ | - | |
| Feb 5, 2016 | Feb 12, 2016 | Cadwell Carlton M | Director | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Jan 21, 2016 | Jan 21, 2016 | KATZAROFF JAMES C | CEO | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Dec 9, 2015 | Dec 10, 2015 | JOLLIFF LEONARD BRUCE | CFO | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Dec 9, 2015 | Dec 10, 2015 | KATZAROFF JAMES C | CEO | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Oct 5, 2015 | Oct 8, 2015 | Cadwell Carlton M | Director | Neutral | 90.0 | +6,600,000 | 19.91% | ✗ | - |
| Sep 9, 2015 | Sep 14, 2015 | JOLLIFF LEONARD BRUCE | CFO | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Sep 10, 2015 | Sep 11, 2015 | Cadwell Carlton M | Director | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Sep 4, 2015 | Sep 8, 2015 | KATZAROFF JAMES C | CEO | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Aug 21, 2015 | Aug 25, 2015 | KATZAROFF JAMES C | CEO | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Aug 14, 2015 | Aug 17, 2015 | Cadwell Carlton M | Director | Neutral | 77.5 | +400,000 | 1.22% | ✗ | - |
| Jun 18, 2015 | Jul 7, 2015 | JOLLIFF LEONARD BRUCE | CFO | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Jun 17, 2015 | Jul 7, 2015 | KATZAROFF JAMES C | CEO | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Apr 10, 2015 | Apr 30, 2015 | Cadwell Carlton M | Director | Neutral | 77.5 | +353,333 | 1.09% | ✗ | - |
| Feb 25, 2015 | Apr 9, 2015 | KATZAROFF JAMES C | CEO | Buy | 90.0 | +1,000,000 | 37.51% | ✗ | $800 |
| Jan 15, 2015 | Apr 9, 2015 | Cadwell Carlton M | Director | Neutral | 85.0 | +1,539,221 | 5.34% | ✗ | - |
| Dec 17, 2014 | Apr 9, 2015 | KATZAROFF JAMES C | CEO | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Dec 17, 2014 | Apr 9, 2015 | Cadwell Carlton M | Director | Neutral | 90.0 | +2,813,360 | 10.82% | ✗ | - |
| Feb 25, 2015 | Feb 26, 2015 | KATZAROFF JAMES C | CEO | Buy | 90.0 | +1,000,000 | 23.04% | ✗ | $800 |
| Feb 25, 2015 | Feb 26, 2015 | Cadwell Carlton M | Director | Neutral | 82.5 | +1,040,000 | 3.32% | ✗ | - |
| Feb 23, 2015 | SPIVAK KENIN M. | Director | Neutral | 52.5 | - | 0.00% | ✗ | - | |
| Feb 23, 2015 | KATZAROFF JAMES C | CEO | Neutral | 52.5 | - | 0.00% | ✗ | - | |
| Feb 23, 2015 | JOLLIFF LEONARD BRUCE | CFO | Neutral | 52.5 | - | 0.00% | ✗ | - | |
| Feb 23, 2015 | CLEMENT THOMAS J | Director | Neutral | 52.5 | - | 0.00% | ✗ | - | |
| Feb 23, 2015 | Cadwell Carlton M | Director | Neutral | 52.5 | - | 0.00% | ✗ | - | |
| Feb 23, 2015 | Cadwell Carlton M | Director | Neutral | 52.5 | - | 0.00% | ✗ | - | |
| Feb 19, 2015 | Feb 23, 2015 | Cadwell Carlton M | Director | Neutral | 82.5 | +1,000,000 | 3.29% | ✗ | - |
| Jan 15, 2015 | Jan 16, 2015 | Cadwell Carlton M | Director | Neutral | 85.0 | +1,539,221 | 5.34% | ✗ | - |
| Dec 17, 2014 | Dec 19, 2014 | Cadwell Carlton M | Director | Neutral | 90.0 | +2,813,360 | 10.82% | ✗ | - |
| Dec 17, 2014 | Dec 19, 2014 | KATZAROFF JAMES C | CEO | Neutral | 90.0 | +1,673,870 | 62.79% | ✗ | - |
| Nov 24, 2014 | Nov 25, 2014 | Cadwell Carlton M | Director | Neutral | 47.5 | +4,000 | 0.02% | ✗ | - |
| Nov 14, 2014 | Nov 14, 2014 | Cadwell Carlton M | Director | Neutral | 47.5 | +10,400 | 0.04% | ✗ | - |
| Oct 14, 2014 | Oct 15, 2014 | Cadwell Carlton M | Director | Neutral | 47.5 | +12,400 | 0.05% | ✗ | - |
| Sep 15, 2014 | Sep 17, 2014 | Cadwell Carlton M | Director | Neutral | 47.5 | +9,200 | 0.04% | ✗ | - |
| Aug 15, 2014 | Aug 18, 2014 | Cadwell Carlton M | Director | Neutral | 47.5 | +10,400 | 0.04% | ✗ | - |
| Jul 15, 2014 | Jul 17, 2014 | Cadwell Carlton M | Director | Neutral | 47.5 | +8,000 | 0.03% | ✗ | - |
| Jun 17, 2014 | BATTELLE MEMORIAL INSTITUTE | 10% Owner | Neutral | 52.5 | - | 0.00% | ✗ | - | |
| Jun 16, 2014 | Jun 17, 2014 | Cadwell Carlton M | Director | Neutral | 47.5 | +10,400 | 0.04% | ✗ | - |
| Jun 10, 2014 | Jun 12, 2014 | KATZAROFF JAMES C | CEO | Buy | 82.5 | +100,000 | 3.75% | ✗ | $2K |
| May 16, 2014 | May 19, 2014 | Cadwell Carlton M | Director | Neutral | 47.5 | +10,400 | 0.04% | ✗ | - |
| Apr 17, 2014 | Apr 17, 2014 | Cadwell Carlton M | Director | Neutral | 47.5 | +5,200 | 0.02% | ✗ | - |
| Feb 5, 2014 | Cadwell Carlton M | Director | Neutral | 52.5 | - | 0.00% | ✗ | - | |
| Feb 5, 2014 | Cadwell Carlton M | Director | Neutral | 52.5 | - | 0.00% | ✗ | - | |
| Feb 4, 2014 | SPIVAK KENIN M. | Director | Neutral | 52.5 | - | 0.00% | ✗ | - |