According to recent filings covering the 90 days ending January 13, 2026, the three most significant insider holders at 5E Advanced Materials are Director Global Investment Fund Spc - Strategic Segregated Portfolio Ascend (8.36Mn shares), Director Special Situations Iv Llc Bep (8.13Mn shares), TenPercentOwner Precious Metals Inc. Atlas (177.92K shares).
| Holder | Position | Shares | Report Date |
|---|---|---|---|
| Global Investment Fund Spc - Strategic Segregated Portfolio Ascend | 8,364,294 | 08 Dec, 2025 | |
| Special Situations Iv Llc Bep | 8,130,997 | 08 Dec, 2025 | |
| Precious Metals Inc. Atlas | 177,920 | 07 Jun, 2022 | |
| Stephen Brian Hunt | 4,699 | 02 Jul, 2024 | |
| David J Salisbury | 2,853 | 02 Jul, 2024 | |
| H. Keith Jennings | 1,737 | 02 Jul, 2024 | |
| Sen Ming Lim | 1,226 | 02 Jul, 2024 | |
| Brennan Susan Seilheimer | Chief Executive Officer | 1,115 | 03 May, 2024 |
| Paul Wesley Iii Weibel | Chief Executive Officer | 15,088 | 16 Sep, 2025 |
| Hoff Graham Vant | 13,259 | 01 Jul, 2025 | |
| Barry Dick | 7,693 | 01 Jul, 2025 | |
| Bryn Llywelyn Jones | 6,902 | 01 Jul, 2025 | |
| Curtis L Jr Hebert | 3,671 | 01 Jul, 2025 | |
| Joshua Malm | Cfo | 1,425 | 25 Aug, 2025 |
| George Fairchild | Principal Accounting Officer | 41 | 06 Sep, 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 |
|---|---|---|---|---|---|---|---|---|
| 04 Dec, 2025 | Special Situations Iv Llc Bep | Common Stock | D | 2,282,698 | $3.94 | 8,130,997 | D | F |
| 04 Dec, 2025 | Special Situations Iv Llc Bep | Common Stock | A | 2,816,346 | $3.55 | 10,413,695 | D | M |
| 04 Dec, 2025 | Global Investment Fund Spc - Strategic Segregated Portfolio Ascend | Common Stock | A | 2,816,346 | $3.55 | 10,646,992 | I | M |
| 04 Dec, 2025 | Global Investment Fund Spc - Strategic Segregated Portfolio Ascend | Common Stock | D | 2,282,698 | $3.94 | 8,364,294 | I | F |
| 15 Sep, 2025 | Paul Wesley Iii Weibel | Common Stock | A | 914 | - | 15,416 | D | M |
| 15 Sep, 2025 | Paul Wesley Iii Weibel | Common Stock | D | 328 | $3.89 | 15,088 | D | F |
| 03 Sep, 2025 | Paul Wesley Iii Weibel | - | - | 14,633 | D | |||
| 03 Sep, 2025 | Paul Wesley Iii Weibel | - | - | 14,502 | D | |||
| 03 Sep, 2025 | Paul Wesley Iii Weibel | Common Stock | D | 131 | $3.41 | 14,502 | D | F |
| 03 Sep, 2025 | Paul Wesley Iii Weibel | Common Stock | A | 239 | - | 14,633 | D | M |
| 01 Sep, 2025 | Paul Wesley Iii Weibel | Common Stock | A | 133 | - | 14,394 | D | M |
| 25 Aug, 2025 | Paul Wesley Iii Weibel | Common Stock | A | 1,628 | $3.50 | 14,261 | D | P |
| 25 Aug, 2025 | Paul Wesley Iii Weibel | - | - | 14,261 | D | |||
| 25 Aug, 2025 | Special Situations Iv Llc Bep | Common Stock | A | 100,000 | $3.50 | 7,597,349 | D | P |
| 25 Aug, 2025 | Global Investment Fund Spc - Strategic Segregated Portfolio Ascend | Common Stock | A | 100,000 | $3.50 | 7,830,646 | I | P |
| 25 Aug, 2025 | Joshua Malm | Common Stock | A | 1,425 | $3.50 | 1,425 | D | P |
| 01 Jul, 2025 | Curtis L Jr Hebert | Common Stock | A | 5,316 | - | 5,638 | D | M |
| 01 Jul, 2025 | Curtis L Jr Hebert | Common Stock | D | 1,967 | $3.55 | 3,671 | D | F |
| 01 Jul, 2025 | Curtis L Jr Hebert | Common Stock | A | 512 | - | 512 | D | M |
| 01 Jul, 2025 | Curtis L Jr Hebert | Common Stock | D | 190 | $3.55 | 322 | D | F |