Mark N. Tompkins, 10% Owner at Aeluma, Inc. (ALMU), sold 167,402 shares at $16.37 ($2.7M) on 2025-12-04, disclosed to the SEC on 2025-12-09.
Open-market sale of $2.7M 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.
| # | Price | Shares | Value | % of Total |
|---|---|---|---|---|
| 1 | $15.49 | 11,500 | $178K | 6.6% |
| 2 | $16.37 | 18,500 | $303K | 11.3% |
| 3 | $16.12 | 28,390 | $458K | 17.0% |
| 4 | $16.12 | 28,390 | $458K | 17.0% |
| 5 | $16.49 | 1,610 | $27K | 1.0% |
| 6 | $16.04 | 39,012 |
| $626K |
| 23.3% |
| 7 | $16.04 | 39,012 | $626K | 23.3% |
| 8 | $16.87 | 988 | $17K | 0.6% |
| Total | $16.08 avg | 167,402 | $2.7M | 100% |
| 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 → |