Aeluma's three largest insider shareholders as of March 23, 2026 are Mark N. Tompkins (Other, 1.79Mn shares), Lee Mccarthy (Cfo, Coo, 1.63Mn shares), Jonathan Klamkin (Chief Executive Officer, 1.43Mn shares).
| Holder | Position | Shares (Direct) | Shares (Indirect) | Report Date |
|---|---|---|---|---|
| Mark N. Tompkins | 1,790,488 | 0 | 05 Feb, 2026 | |
| Lee Mccarthy | Cfo, Coo | 1,626,995 | 0 | 24 Jun, 2021 |
| Jonathan Klamkin | Chief Executive Officer | 1,429,398 | 0 | 06 Mar, 2026 |
| Steven Denbaars | 385,088 | 0 | 27 Feb, 2026 | |
| Ian Seth Jacobs | 200,000 | 0 | 23 Jun, 2021 |
* 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 Mar, 2026 | Jonathan Klamkin | Common Stock | D | 28,206 | $17.77 | 1,451,192 | D | S |
| 04 Mar, 2026 | Jonathan Klamkin | Common Stock | D | 21,794 | $18.41 | 1,429,398 | D | S |
| 25 Feb, 2026 | Steven Denbaars | Common Stock | D | 12,500 | $17.58 | 397,588 | D | S |
| 26 Feb, 2026 | Steven Denbaars | Common Stock | D | 12,500 | $15.85 | 385,088 | D | S |
| 04 Feb, 2026 | Mark N. Tompkins | Common Stock | D | 28,544 | $14.63 | 1,796,444 | D | S |
| 04 Feb, 2026 | Mark N. Tompkins | Common Stock | D | 5,956 | $15.12 | 1,790,488 | D | S |
| 29 Jan, 2026 | Mark N. Tompkins | Common Stock | D | 27,297 | $16.75 | 1,892,691 | D | S |
| 29 Jan, 2026 | Mark N. Tompkins | Common Stock | D | 5,203 | $17.16 | 1,887,488 | D | S |
| 30 Jan, 2026 | Mark N. Tompkins | Common Stock | D | 24,092 | $15.88 | 1,863,396 | D | S |
| 30 Jan, 2026 | Mark N. Tompkins | Common Stock | D | 908 | $16.79 | 1,862,488 | D | S |
| 02 Feb, 2026 | Mark N. Tompkins | Common Stock | D | 37,500 | $15.74 | 1,824,988 | D | S |
| 20 Jan, 2026 | Mark N. Tompkins | Common Stock | D | 29,112 | $20.66 | 1,995,876 | D | S |
| 20 Jan, 2026 | Mark N. Tompkins | Common Stock | D | 888 | $21.58 | 1,994,988 | D | S |
| 21 Jan, 2026 | Mark N. Tompkins | Common Stock | D | 30,328 | $18.52 | 1,964,660 | D | S |
| 21 Jan, 2026 | Mark N. Tompkins | Common Stock | D | 12,947 | $19.30 | 1,951,713 | D | S |
| 21 Jan, 2026 | Mark N. Tompkins | Common Stock | D | 1,715 | $20.44 | 1,949,998 | D | S |
| 21 Jan, 2026 | Mark N. Tompkins | Common Stock | D | 10 | $21.24 | 1,949,988 | D | S |
| 22 Jan, 2026 | Mark N. Tompkins | Common Stock | D | 29,038 | $18.05 | 1,920,950 | D | S |
| 22 Jan, 2026 | Mark N. Tompkins | Common Stock | D | 962 | $18.81 | 1,919,988 | D | S |
| 23 Dec, 2025 | Mark N. Tompkins | Common Stock | D | 15,000 | $14.87 | 2,069,988 | D | S |