Form 4 for ALMU Aeluma, Inc.
Accepted 2026-05-05 19:25:29 ET · period of report 2025-12-19 · accession 0001869626-26-000015 · SEC index · Original document
Summary rows
Aggregated the way they appear in lists: one row per insider, transaction code and security table.
| X | Filed | Traded | Ticker | Insider | Title | Type | Price | Qty | Owned | ΔOwn | Value |
|---|---|---|---|---|---|---|---|---|---|---|---|
| MT | 2026-05-05 19:25 | 2025-12-19+ | ALMU | Klamkin Jonathan | CEO, Dir | G - Gift | $0.00 | -1.39M | 22.4K | -98% | $0 |
| MTI | 2026-05-05 19:25 | 2025-12-19+ | ALMU | Klamkin Jonathan | CEO, Dir | G - Gift | $0.00 | +1.39M | 1.39M | New | $0 |
| MT | 2026-05-05 19:25 | 2026-05-01 | ALMU | Klamkin Jonathan | CEO, Dir | S - Sale | $24.96 | -20.0K | 2,403 | -89% | -$499.3K |
Purchase Sale Sale after option exercise All abbreviations
Every reported transaction
| # | Table | Security | Date | Code | A/D | Shares | Price | Owned after | Own | Exercise / expiry | Underlying | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Common | Common Stock | 2025-12-19 | G | D | 350,000 | $0.00 | 1,129,398 | D | — | — | (F1) In December 2025, the reporting person transferred 1,476,995 shares to a family trust for estate planning purposes. The reporting person and his spouse are the sole trustees. |
| 2 | Common | Common Stock | 2025-12-19 | G | A | 350,000 | $0.00 | 350,000 | I By Family Trust | — | — | (F1) In December 2025, the reporting person transferred 1,476,995 shares to a family trust for estate planning purposes. The reporting person and his spouse are the sole trustees. |
| 3 | Common | Common Stock | 2025-12-29 | G | D | 1,126,995 | $0.00 | 2,403 | D | — | — | (F1) In December 2025, the reporting person transferred 1,476,995 shares to a family trust for estate planning purposes. The reporting person and his spouse are the sole trustees. |
| 4 | Common | Common Stock | 2025-12-29 | G | A | 1,126,995 | $0.00 | 1,476,995 | I By Family Trust | — | — | (F1) In December 2025, the reporting person transferred 1,476,995 shares to a family trust for estate planning purposes. The reporting person and his spouse are the sole trustees. |
| 5 | Common | Common Stock | 2026-03-04 | G | D | 50,000 | $0.00 | 1,426,995 | I By Family Trust | — | — | |
| 6 | Common | Common Stock | 2026-03-04 | G | A | 50,000 | $0.00 | 52,403 | D | — | — | |
| 7 | Common | Common Stock | 2026-04-01 | G | D | 20,000 | $0.00 | 1,406,995 | I By Family Trust | — | — | |
| 8 | Common | Common Stock | 2026-04-01 | G | A | 20,000 | $0.00 | 22,403 | D | — | — | |
| 9 | Common | Common Stock | 2026-05-01 | G | D | 20,000 | $0.00 | 1,386,995 | I By Family Trust | — | — | |
| 10 | Common | Common Stock | 2026-05-01 | G | A | 20,000 | $0.00 | 22,403 | D | — | — | |
| 11 | Common | Common Stock | 2026-05-01 | S | D | 4,300 | $24.20 | 18,103 | D | — | — | (F2) Sales effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on December 3, 2025. (F3) Reflects the weighted average price of 4,300 shares of common stock of Aeluma, Inc. sold by the reporting person in multiple transactions on May 1, 2026 with sale prices ranging from $23.62 to $24.61 per share. The reporting person undertakes to provide upon request by the U.S. Securities and Exchange Commission staff, the issuer, or a security holder of the issuer, full information regarding the number of shares sold at each separate price. |
| 12 | Common | Common Stock | 2026-05-01 | S | D | 15,024 | $25.15 | 3,079 | D | — | — | (F2) Sales effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on December 3, 2025. (F4) Reflects the weighted average price of 15,024 shares of common stock of Aeluma, Inc. sold by the reporting person in multiple transactions on May 1, 2026 with sale prices ranging from $24.62 to $25.61 per share. The reporting person undertakes to provide upon request by the U.S. Securities and Exchange Commission staff, the issuer, or a security holder of the issuer, full information regarding the number of shares sold at each separate price. |
| 13 | Common | Common Stock | 2026-05-01 | S | D | 676 | $25.71 | 2,403 | D | — | — | (F2) Sales effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on December 3, 2025. (F5) Reflects the weighted average price of 676 shares of common stock of Aeluma, Inc. sold by the reporting person in multiple transactions on May 1, 2026 with sale prices ranging from $25.62 to $26.02 per share. The reporting person undertakes to provide upon request by the U.S. Securities and Exchange Commission staff, the issuer, or a security holder of the issuer, full information regarding the number of shares sold at each separate price. (F6) Due to interim sales transactions previously reported on March 6, 2026 and April 3, 2026, amounts of securities beneficially owned following reported transactions may not foot. |