Over the 90-day window ending February 06, 2026, AdvanSix's three dominant insider ownership positions are held by Chief Executive Officer Erin N Kane (545.45K shares), Svp & Chief Financial Officer Michael Preston (165.41K shares), Director Michael Marberry (128.26K shares).
| Holder | Position | Shares | Report Date |
|---|---|---|---|
| Erin N Kane | Chief Executive Officer | 545,447 | 04 Mar, 2025 |
| Michael Preston | Svp & Chief Financial Officer | 165,410 | 01 Mar, 2024 |
| Michael Marberry | 128,262 | 03 Apr, 2023 | |
| Todd D. Karran | 85,739 | 20 Jun, 2025 | |
| Sharon Spurlin | 74,746 | 20 Jun, 2025 | |
| Daniel F Sansone | 58,767 | 20 Jun, 2025 | |
| Christopher Gramm | Controller | 54,521 | 04 Mar, 2025 |
| Kelly Slieter | Svp And Chief Hr Officer | 47,968 | 04 Mar, 2025 |
| Siddharth Manjeshwar | Svp & Chief Financial Officer | 40,852 | 04 Mar, 2025 |
| Darrell K. Hughes | 37,769 | 13 Jun, 2024 | |
| Patrick Williams | 35,923 | 17 Dec, 2025 | |
| Paul E Huck | 35,143 | 11 Jun, 2021 | |
| Achilles B. Kintiroglou | Svp And General Counsel | 30,265 | 03 Oct, 2025 |
| Willem L. Blindenbach | Svp And Integrated Supply Chain | 26,998 | 02 Mar, 2022 |
| Donald P Newman | 15,306 | 17 Dec, 2025 | |
| Gena C Lovett | 15,162 | 20 Jun, 2025 | |
| Rachael E Ryan | Vp And Controller | 12,966 | 26 Mar, 2025 |
| Farha Aslam | 10,082 | 13 Jun, 2024 |
* Please note that the shares above only reflect shares from the fund portfolio and the institutional portfolio. Shares from the personal portfolio are excluded from this Institutional Ownership Page. See these insiders' latest transactions here on Insider Page.
| Transaction Date | Insider Name | Security Class | Transaction Type | Shares Traded | Price | Shares Remaining | Ownership | Code |
|---|---|---|---|---|---|---|---|---|
| 15 Dec, 2025 | Donald P Newman | Common Stock, par value $0.01 | A | 1,721 | $15.97 | 15,306 | D | A |
| 15 Dec, 2025 | Patrick Williams | Common Stock, par value $0.01 | A | 821 | $15.97 | 35,923 | D | A |
| 03 Oct, 2025 | Achilles B. Kintiroglou | Common Stock, par value $0.01 | D | 577 | $20.00 | 30,265 | D | S |
| 30 Sep, 2025 | Donald P Newman | Common Stock, par value $0.01 | A | 1,418 | $19.38 | 13,497 | D | A |
| 30 Sep, 2025 | Patrick Williams | Common Stock, par value $0.01 | A | 677 | $19.38 | 34,965 | D | A |
| 02 Sep, 2025 | Achilles B. Kintiroglou | Common Stock, par value $0.01 | D | 571 | $21.20 | 30,842 | D | S |
| 01 Aug, 2025 | Achilles B. Kintiroglou | Common Stock, par value $0.01 | D | 571 | $20.18 | 31,413 | D | S |
| 02 Jul, 2025 | Achilles B. Kintiroglou | Common Stock, par value $0.01 | D | 571 | $24.85 | 31,984 | D | S |
| 30 Jun, 2025 | Donald P Newman | Common Stock, par value $0.01 | A | 977 | $23.75 | 12,026 | D | A |
| 30 Jun, 2025 | Patrick Williams | Common Stock, par value $0.01 | A | 552 | $23.75 | 34,193 | D | A |
| 18 Jun, 2025 | Donald P Newman | Common Stock, par value $0.01 | A | 5,020 | $0.00 | 11,049 | D | A |
| 18 Jun, 2025 | Daniel F Sansone | Common Stock, par value $0.01 | A | 5,020 | $0.00 | 36,288 | D | A |
| 18 Jun, 2025 | Patrick Williams | Common Stock, par value $0.01 | A | 5,020 | $0.00 | 33,641 | D | A |
| 18 Jun, 2025 | Sharon Spurlin | Common Stock, par value $0.01 | A | 5,020 | $0.00 | 74,746 | D | A |
| 18 Jun, 2025 | Todd D. Karran | - | - | 85,739 | D | |||
| 18 Jun, 2025 | Todd D. Karran | Common Stock, par value $0.01 | A | 5,020 | $0.00 | 85,739 | D | A |
| 18 Jun, 2025 | Gena C Lovett | Common Stock, par value $0.01 | A | 5,020 | $0.00 | 15,162 | D | A |
| 02 Jun, 2025 | Achilles B. Kintiroglou | Common Stock, par value $0.01 | D | 571 | $23.65 | 32,555 | D | S |
| 01 May, 2025 | Achilles B. Kintiroglou | Common Stock, par value $0.01 | D | 3,237 | $21.34 | 33,126 | D | S |
| 01 Apr, 2025 | Achilles B. Kintiroglou | Common Stock, par value $0.01 | D | 4,000 | $22.24 | 36,363 | D | S |