8 insiders reported 124 Form 4 transactions for Aeluma, Inc. (ALMU) over the past 18 months (most recent 2026-09-23). Recent activity: Byron Michael (Director) Buy 25,000 shares, Stewart Christopher P. (Chief Financial Officer) Buy 15,886 shares, Klamkin Jonathan (Chief Executive Officer) Sell 100,000 shares, Stewart Christopher P. (Chief Financial Officer) Buy 4,042 shares, Klamkin Jonathan (Chief Executive Officer) Buy 31,771 shares. Source: SEC Form 4.
| Date | Insider | Title | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-09-23 | Byron Michael | Director | Buy | 25,000 | $148,250 |
| 2026-09-23 | Stewart Christopher P. | Chief Financial Officer | Buy | 15,886 | $0 |
| 2026-09-23 | Klamkin Jonathan | Chief Executive Officer | Sell | 100,000 | $1.3M |
| 2026-09-23 | Stewart Christopher P. | Chief Financial Officer | Buy | 4,042 | $0 |
| 2026-09-23 | Klamkin Jonathan | Chief Executive Officer | Buy | 31,771 | $0 |
| 2026-09-23 | Stewart Christopher P. | Chief Financial Officer | Sell | 1,450 | $19,734 |
| 2026-09-23 | Klamkin Jonathan | Chief Executive Officer | Buy | 12,675 | $0 |
| 2026-09-23 | Klamkin Jonathan | Chief Executive Officer | Sell | 4,547 | $61,885 |
| 2026-08-28 | Denbaars Steven | Director | Sell | 12,500 | $173,044 |
| 2026-08-28 | Denbaars Steven | Director | Sell | 12,500 | $173,044 |
| 2026-08-28 | Denbaars Steven | Director | Sell | 12,500 | $172,698 |
| 2026-08-28 | Denbaars Steven | Director | Sell | 12,500 | $172,698 |
| 2026-08-05 | Klamkin Jonathan | Chief Executive Officer | Sell | 20,000 | $0 |
| 2026-08-05 | Klamkin Jonathan | Chief Executive Officer | Buy | 20,000 | $0 |
| 2026-08-05 | Klamkin Jonathan | Chief Executive Officer | Sell | 4,190 | $68,263 |
| 2026-08-05 | Klamkin Jonathan | Chief Executive Officer | Sell | 15,810 | $266,378 |
| 2026-07-02 | Klamkin Jonathan | Chief Executive Officer | Sell | 20,000 | $0 |
| 2026-07-02 | Klamkin Jonathan | Chief Executive Officer | Buy | 20,000 | $0 |
| 2026-07-02 | Klamkin Jonathan | Chief Executive Officer | Sell | 19,900 | $419,512 |
| 2026-07-02 | Klamkin Jonathan | Chief Executive Officer | Sell | 100 | $2,156 |
| 2026-06-03 | Klamkin Jonathan | Chief Executive Officer | Sell | 20,000 | $0 |
| 2026-06-03 | Klamkin Jonathan | Chief Executive Officer | Buy | 20,000 | $0 |
| 2026-06-03 | Klamkin Jonathan | Chief Executive Officer | Sell | 900 | $19,971 |
| 2026-06-03 | Klamkin Jonathan | Chief Executive Officer | Sell | 1,400 | $32,648 |
| 2026-06-03 | Klamkin Jonathan | Chief Executive Officer | Sell | 7,900 | $192,681 |
来源：SEC Form 4 申报文件 · 截至 2026-09-23