According to recent filings covering the 90 days ending February 19, 2026, the three most significant insider holders at American Vanguard are Chairman Eric G Wintemute (897.03K shares), Director Keith M Rosenbloom (606.19K shares), Chief Executive Officer Douglas Kaye (295.25K shares).
| Holder | Position | Shares | Report Date |
|---|---|---|---|
| Eric G Wintemute | Chairman | 897,027 | 03 Sep, 2024 |
| Keith M Rosenbloom | 606,192 | 14 Aug, 2025 | |
| Douglas Kaye | Chief Executive Officer | 295,251 | 29 Jan, 2026 |
| Ulrich Trogele | Nan | 209,876 | 17 May, 2024 |
| Patrick E Gottschalk | 126,705 | 01 Dec, 2025 | |
| Timothy Donnelly | Nan | 85,102 | 04 Sep, 2024 |
| David` T. Johnson | Nan | 70,563 | 04 Sep, 2024 |
| Mark R Bassett | 58,047 | 01 Dec, 2025 | |
| John L. Killmer | 55,571 | 02 Jun, 2021 | |
| Johann Venter | Nan | 53,825 | 22 Apr, 2022 |
| Scott Hendrix | Nan | 52,823 | 24 Jan, 2024 |
| Steven D Macicek | 48,839 | 08 Aug, 2025 | |
| Esmail Zirakparvar | 44,197 | 02 Jun, 2021 | |
| Scott Baskin | 41,997 | 08 Aug, 2025 | |
| Lawrence S Clark | 41,336 | 02 Jun, 2021 | |
| Marisol Angelini | 36,890 | 08 Aug, 2025 | |
| Emer Gunter | 33,723 | 08 Aug, 2025 | |
| Debra F. Edwards | 33,140 | 06 Jun, 2024 | |
| Shayne M Wetherall | Ceo And Amguard | 32,569 | 04 Sep, 2024 |
| Peter Eilers | Nan | 32,177 | 05 Sep, 2025 |
| Peter Porpiglia | Nan | 31,458 | 24 Jul, 2023 |
| Morton D Erlich | 31,000 | 07 Jun, 2023 | |
| Anne Turnbough | Nan | 24,511 | 04 Sep, 2024 |
| De Mino Carmen Tiu | 24,407 | 11 Aug, 2025 | |
| Alfred F. Ingulli | 23,920 | 02 Jun, 2021 | |
| Suneet Ranganath | Nan | 20,958 | 04 Sep, 2024 |
| John Mason Bennett | Vp Us Crop Sales | 14,624 | 04 Sep, 2024 |
| Andrew B Naughton | V.P. And Director Of Technology | 5,334 | 12 Apr, 2023 |
* 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 |
|---|---|---|---|---|---|---|---|---|
| 29 Jan, 2026 | Douglas Kaye | Common Stock | A | 4,790 | $3.26 | 295,251 | D | I |
| 26 Nov, 2025 | Keith M Rosenbloom | Common Stock | D | 217,503 | $0.00 | 571,781 | I | J |
| 26 Nov, 2025 | Keith M Rosenbloom | - | - | 571,781 | I | |||
| 26 Nov, 2025 | Patrick E Gottschalk | Common Stock | A | 47,281 | $0.00 | 126,705 | D | J |
| 26 Nov, 2025 | Mark R Bassett | Common Stock | A | 23,636 | $0.00 | 58,047 | D | J |
| 04 Sep, 2025 | Peter Eilers | - | - | 32,177 | D | |||
| 04 Sep, 2025 | Peter Eilers | Common Stock | D | 6,000 | $5.35 | 32,177 | D | S |
| 07 Aug, 2025 | Keith M Rosenbloom | Common Stock | A | 17,621 | $0.00 | 34,411 | D | A |
| 07 Aug, 2025 | Scott Baskin | Common Stock | A | 8,810 | $0.00 | 41,997 | D | A |
| 07 Aug, 2025 | Emer Gunter | Common Stock | A | 8,810 | $0.00 | 33,723 | D | A |
| 07 Aug, 2025 | Emer Gunter | - | - | 33,723 | D | |||
| 07 Aug, 2025 | Marisol Angelini | Common Stock | A | 17,621 | $0.00 | 36,890 | D | A |
| 07 Aug, 2025 | Patrick E Gottschalk | Common Stock | A | 17,621 | $0.00 | 79,424 | D | A |
| 07 Aug, 2025 | Mark R Bassett | Common Stock | A | 17,621 | $0.00 | 34,411 | D | A |
| 07 Aug, 2025 | Steven D Macicek | Common Stock | A | 17,621 | $0.00 | 48,839 | D | A |
| 07 Aug, 2025 | De Mino Carmen Tiu | Common Stock | A | 17,621 | $0.00 | 24,407 | D | A |
| 13 Dec, 2024 | Peter Eilers | Common Stock | D | 3,000 | $5.35 | 38,177 | D | S |
| 11 Dec, 2024 | De Mino Carmen Tiu | Common Stock | A | 6,786 | $5.72 | 6,786 | D | A |
| 09 Dec, 2024 | Douglas Kaye | Common Stock | A | 118,007 | $5.72 | 177,010 | D | A |
| 09 Dec, 2024 | Douglas Kaye | - | - | 288,461 | D |