Aeluma, Inc. (ALMU) insider trading.
In Q3 2026, insiders at Aeluma, Inc. reported 20 non-derivative transactions on 7 Forms 3, 4 and 5: 0 open-market purchases and 9 sales worth $2.8M.
- Transactions
- 20
- Purchases (P)
- 0
- Sales (S)
- 9
- Net shares, P minus S
- -190,000
- Insiders
- 4
- Last filed
- 2026-09-23
Insiders
| Insider | Relationship | Transactions | Buys | Sales |
|---|---|---|---|---|
| Klamkin Jonathan | Director, Officer · Chief Executive Officer | 12 | 0 | 5 |
| Denbaars Steven | Director | 4 | 0 | 4 |
| Stewart Christopher P. | Officer · Chief Financial Officer | 3 | 0 | 0 |
| Byron Michael | Director | 1 | 0 | 0 |
Transactions
| Date | Insider | Code | Shares | Price | Owned after | Filing |
|---|---|---|---|---|---|---|
| 2026-09-21 | Byron Michael | M (A) | 25,000 | $5.93 | 38,343 | Form 4 |
| 2026-09-21 | Stewart Christopher P. | A (A) | 4,042 | $0 | 19,928 | Form 4 |
| 2026-09-21 | Stewart Christopher P. | A (A) | 15,886 | $0 | 15,886 | Form 4 |
| 2026-09-21 | Stewart Christopher P. | F (D) | 1,450 | $13.61 | 18,478 | Form 4 |
| 2026-09-21 | Klamkin Jonathan | F (D) | 4,547 | $13.61 | 42,302 | Form 4 |
| 2026-09-21 | Klamkin Jonathan | S (D) | 100,000 | $13.35 | 1,226,995 | Form 4 |
| 2026-09-21 | Klamkin Jonathan | A (A) | 12,675 | $0 | 46,849 | Form 4 |
| 2026-09-21 | Klamkin Jonathan | A (A) | 31,771 | $0 | 34,174 | Form 4 |
| 2026-08-27 | Denbaars Steven | S (D) | 12,500 | $13.82 | 345,209 | Form 4 |
| 2026-08-27 | Denbaars Steven | S (D) | 12,500 | $13.82 | 345,209 | Form 4/A |
| 2026-08-26 | Denbaars Steven | S (D) | 12,500 | $13.84 | 357,709 | Form 4 |
| 2026-08-26 | Denbaars Steven | S (D) | 12,500 | $13.84 | 357,709 | Form 4/A |
| 2026-08-03 | Klamkin Jonathan | G (D) | 20,000 | $0 | 1,326,995 | Form 4 |
| 2026-08-03 | Klamkin Jonathan | S (D) | 15,810 | $16.85 | 2,403 | Form 4 |
| 2026-08-03 | Klamkin Jonathan | S (D) | 4,190 | $16.29 | 18,213 | Form 4 |
| 2026-08-03 | Klamkin Jonathan | G (A) | 20,000 | $0 | 22,403 | Form 4 |
| 2026-07-01 | Klamkin Jonathan | G (D) | 20,000 | $0 | 1,346,995 | Form 4 |
| 2026-07-01 | Klamkin Jonathan | S (D) | 100 | $21.56 | 2,403 | Form 4 |
| 2026-07-01 | Klamkin Jonathan | S (D) | 19,900 | $21.08 | 2,503 | Form 4 |
| 2026-07-01 | Klamkin Jonathan | G (A) | 20,000 | $0 | 22,403 | Form 4 |
Transaction codes in this quarter
Get ALMU insider transactions through the API
curl "https://sec-api.dev/api/v1/insider-transactions?period=2026q3&cik=1828805&limit=100" \
-H "Authorization: Bearer $SEC_API_KEY"Insider trading API guide · ALMU company page · Aeluma, Inc. on SEC.gov
Questions
Are insiders buying or selling Aeluma, Inc. (ALMU)?
In Q3 2026, insiders at Aeluma, Inc. reported 20 non-derivative transactions on 7 Forms 3, 4 and 5: 0 open-market purchases and 9 sales worth $2.8M. Grants, tax withholding and option exercises are counted as transactions but are not purchases or sales.
Where do these Aeluma, Inc. insider trades come from?
From the SEC Insider Transactions Data Sets for Q3 2026, which republish the Forms 3, 4 and 5 filed on EDGAR. Each row links to its filing on SEC.gov.
Plain-text version for agents and LLMs: /insider-trading/almu.md
Independent. Not affiliated with, endorsed by, or sponsored by the U.S. Securities and Exchange Commission. Data is reproduced from public SEC filings and datasets. Not investment advice.