Mark N. Tompkins, 10% Owner at Aeluma, Inc. (ALMU), sold 33,800 shares at $16.18 ($547K) on 2025-09-30, disclosed to the SEC on 2025-10-06.
Open-market sale of $547k ALMU by 10% Owner. Not flagged as scheduled, tax-driven, or recurring — but no specific bearish signal from our filters. Reasons for insider sales vary widely.
Negative factors outweigh the positive ones.
| Filing → |
| ALMU | SELL | 2026-01-22 | $2.0M | — | Filing → |
| ALMU | SELL | 2025-12-29 | $1.5M | — | Filing → |
| ALMU | SELL | 2025-12-22 | $1.2M | — | Filing → |