UUUU's three largest insider shareholders as of September 09, 2026 are Mark Chalmers (Ceo, 909.32K shares), David C. Frydenlund (Evp Chief Legal Officer, 629.48K shares), David C. Frydenlund (Evp Chief Legal Officer, 629.48K shares).
| # | Insider | Position | Direct | Indirect | Total | Share of Insiders | Last Filed |
|---|---|---|---|---|---|---|---|
| 1 | Mark Chalmers | Ceo | 909,321 | 0 | 909,321 | 18.1% | 29 Jan, 2026 |
| 2 | David C. Frydenlund | Evp Chief Legal Officer | 629,484 | 0 | 629,484 | 12.6% | 29 Jan, 2026 |
| 3 | Robert W. Kirkwood | Director | 462,481 | 0 | 462,481 | 9.2% | 31 Jan, 2025 |
| 4 | Bruce D Hansen | Director | 313,844 | 0 | 313,844 | 6.3% | 09 Jul, 2026 |
| 5 | Alex G Morrison | Director | 282,152 | 0 | 282,152 | 5.6% | 29 Jan, 2026 |
| 6 | Ross R. Bhappu | President And Ceo | 242,208 | 0 | 242,208 | 4.8% | 07 Aug, 2026 |
| 7 | Benjamin Iii Eshleman | Director | 212,243 | 0 | 212,243 | 4.2% | 29 Jan, 2026 |
| 8 | J. Birks Bovaird | Director | 183,003 | 0 | 183,003 | 3.6% | 29 Jan, 2026 |
| 9 | Nathan Longenecker | Clo Evp, Global Gov Relation | 166,929 | 0 | 166,929 | 3.3% | 07 Aug, 2026 |
| 10 | Barbara Appelin Filas | Director | 160,261 | 0 | 160,261 | 3.2% | 11 Mar, 2026 |
| 11 | Dee Ann Nazarenus | Vp Human Resources And | 160,222 | 0 | 160,222 | 3.2% | 12 Jun, 2025 |
| 12 | Dennis Lyle Higgs | Director | 151,113 | 0 | 151,113 | 3.0% | 11 Mar, 2026 |
| 13 | Logan Shumway | Vp, Processing Operations | 122,497 | 0 | 122,497 | 2.4% | 30 Jan, 2026 |
| 14 | Scott Bakken | Vp, Regulatory Affairs | 113,679 | 0 | 113,679 | 2.3% | 30 Jan, 2026 |
| 15 | Curtis Moore | Svp, Marketing Corp. Develop | 112,415 | 0 | 112,415 | 2.2% | 05 May, 2026 |
| 16 | Timothy James Carstens | Evp, Heavy Minerals Sands Ops | 107,435 | 0 | 107,435 | 2.1% | 11 Dec, 2025 |
| 17 | Bernard Bonifas | Vp, Isr Operations | 86,421 | 0 | 86,421 | 1.7% | 30 Jan, 2026 |
| 18 | Daniel Kapostasy | Svp Chief Technical Officer | 72,393 | 0 | 72,393 | 1.4% | 07 Aug, 2026 |
| 19 | Tom L Brock | Chief Financial Officer | 65,363 | 0 | 65,363 | 1.3% | 30 Jan, 2023 |
| 20 | Jaqueline Herrera | Director | 65,213 | 0 | 65,213 | 1.3% | 02 Apr, 2026 |
| 21 | John Uhrie | Chief Operating Officer | 58,285 | 0 | 58,285 | 1.2% | 30 Jan, 2023 |
| 22 | Ivy Estabrooke | Director | 55,160 | 0 | 55,160 | 1.1% | 29 May, 2025 |
| 23 | Nathan Reed Bennett | Cfo | 53,450 | 0 | 53,450 | 1.1% | 29 Jan, 2026 |
| 24 | Akkooi Michiel Van | Evp, Metals, Alloys Magnets | 51,931 | 0 | 51,931 | 1.0% | 07 Aug, 2026 |
| 25 | Kevin Martin Balloch | Svp, Project Finance | 51,074 | 0 | 51,074 | 1.0% | 11 Aug, 2025 |
| 26 | Michael Stirzaker | Director | 27,942 | 0 | 27,942 | 0.6% | 29 Jan, 2026 |
| 27 | Oscar Armando German | Evp Chro | 25,738 | 0 | 25,738 | 0.5% | 07 Aug, 2026 |
| 28 | Saleem Drera | Vp Radioisotopes, Radiological | 25,196 | 0 | 25,196 | 0.5% | 30 Jan, 2026 |
| 29 | Debra Bennethum | Vp Critical Minerals/Strategic | 18,807 | 0 | 18,807 | 0.4% | 30 Jan, 2026 |
| 30 | Werner Duvenhage | Evp Heavy Mineral Sands | 10,796 | 0 | 10,796 | 0.2% | 08 Aug, 2026 |
| 31 | Misael Cabrera | Svp Regulatory, Environmental | 10,443 | 0 | 10,443 | 0.2% | 05 Feb, 2026 |
| 32 | Scott Edward Sullivan | Svp Integrity Compliance | 8,176 | 0 | 8,176 | 0.2% | 01 Jul, 2026 |
Each row is that insider’s most recently reported position, from Form 4 filings over the last 60 months — which is why this total does not tie to the quarterly series above, where a quarter counts only the insiders who filed in it. Shares held through a fund or institutional portfolio are counted on the institutional ownership page instead.
| Date | Insider | Position | Transaction | Shares | Price | Value | Shares Held After | Ownership |
|---|---|---|---|---|---|---|---|---|
| 04 Aug, 2026 | Werner Duvenhage | Evp Heavy Mineral Sands | Acquired A | 10,796 | $0.00 | $0 | 10,796 | Direct |
| 04 Aug, 2026 | Werner Duvenhage | Evp Heavy Mineral Sands | Acquired A | 11,830 | $0.00 | $0 | 11,830 | Direct |
| 05 Aug, 2026 | Ross R. Bhappu | President And Ceo | Disposed F | 14,375 | $12.44 | $178.83K | 242,208 | Direct |
| 24 Jun, 2026 | Akkooi Michiel Van | Evp, Metals, Alloys Magnets | Acquired A | 1,889 | $0.00 | $0 | 26,910 | Direct |
| 24 Jun, 2026 | Oscar Armando German | Evp Chro | Acquired A | 6,630 | $0.00 | $0 | 16,184 | Direct |
| 24 Jun, 2026 | Nathan Longenecker | Clo Evp, Global Gov Relation | Acquired A | 981 | $0.00 | $0 | 83,955 | Direct |
| 24 Jun, 2026 | Daniel Kapostasy | Svp Chief Technical Officer | Acquired A | 3,621 | $0.00 | $0 | 34,107 | Direct |
| 24 Jun, 2026 | Nathan Longenecker | Clo Evp, Global Gov Relation | Acquired A | 999 | $0.00 | $0 | 999 | Direct |
| 24 Jun, 2026 | Oscar Armando German | Evp Chro | Acquired A | 6,749 | $0.00 | $0 | 6,749 | Direct |
| 24 Jun, 2026 | Daniel Kapostasy | Svp Chief Technical Officer | Acquired A | 3,686 | $0.00 | $0 | 3,686 | Direct |
| 24 Jun, 2026 | Akkooi Michiel Van | Evp, Metals, Alloys Magnets | Acquired A | 1,922 | $0.00 | $0 | 1,922 | Direct |
| 08 Jul, 2026 | Bruce D Hansen | Director | Acquired P | 4,000 | $12.70 | $50.78K | 313,844 | Direct |
| 07 Jul, 2026 | Ross R. Bhappu | President And Ceo | Acquired P | 74,000 | $13.08 | $967.92K | 256,583 | Direct |
| 29 Jun, 2026 | Scott Edward Sullivan | Svp Integrity Compliance | Acquired A | 8,176 | $0.00 | $0 | 8,176 | Direct |
| 29 Jun, 2026 | Scott Edward Sullivan | Svp Integrity Compliance | Acquired A | 9,554 | $0.00 | $0 | 9,554 | Direct |
| 02 Mar, 2026 | Curtis Moore | Svp, Marketing Corp. Develop | Acquired M | 15,478 | $21.32 | $329.99K | 127,893 | Direct |
| 02 Mar, 2026 | Curtis Moore | Svp, Marketing Corp. Develop | Disposed D | 15,478 | $21.32 | $329.99K | 112,415 | Direct |
| 02 Mar, 2026 | Curtis Moore | Svp, Marketing Corp. Develop | Acquired M | 8,288 | $21.32 | $176.70K | 120,703 | Direct |
| 02 Mar, 2026 | Curtis Moore | Svp, Marketing Corp. Develop | Disposed D | 8,288 | $21.32 | $176.70K | 112,415 | Direct |
| 02 Mar, 2026 | Curtis Moore | Svp, Marketing Corp. Develop | Disposed M | 22,222 | $0.00 | $0 | 0 | Direct |