Klamkin Jonathan: insider trades.
Klamkin Jonathan reported 12 non-derivative transactions on 3 SEC ownership filings in Q3 2026: 0 open-market purchases and 5 sales ($2.1M), across 1 company.
- Transactions
- 12
- Purchases (P)
- 0
- Sales (S)
- 5
- Companies
- 1
- Name as filed
- Klamkin Jonathan
Companies
| Company | Relationship | Transactions |
|---|---|---|
| Aeluma, Inc. (ALMU) | Director, Officer · Chief Executive Officer | 12 |
Transactions
| Date | Company | Code | Shares | Price | Owned after | Filing |
|---|---|---|---|---|---|---|
| 2026-09-21 | Aeluma, Inc. | F | 4,547 | $13.61 | 42,302 | Form 4 |
| 2026-09-21 | Aeluma, Inc. | S | 100,000 | $13.35 | 1,226,995 | Form 4 |
| 2026-09-21 | Aeluma, Inc. | A | 12,675 | $0 | 46,849 | Form 4 |
| 2026-09-21 | Aeluma, Inc. | A | 31,771 | $0 | 34,174 | Form 4 |
| 2026-08-03 | Aeluma, Inc. | G | 20,000 | $0 | 1,326,995 | Form 4 |
| 2026-08-03 | Aeluma, Inc. | S | 15,810 | $16.85 | 2,403 | Form 4 |
| 2026-08-03 | Aeluma, Inc. | S | 4,190 | $16.29 | 18,213 | Form 4 |
| 2026-08-03 | Aeluma, Inc. | G | 20,000 | $0 | 22,403 | Form 4 |
| 2026-07-01 | Aeluma, Inc. | G | 20,000 | $0 | 1,346,995 | Form 4 |
| 2026-07-01 | Aeluma, Inc. | S | 100 | $21.56 | 2,403 | Form 4 |
| 2026-07-01 | Aeluma, Inc. | S | 19,900 | $21.08 | 2,503 | Form 4 |
| 2026-07-01 | Aeluma, Inc. | G | 20,000 | $0 | 22,403 | Form 4 |
Questions
What stock did Klamkin Jonathan buy or sell?
Klamkin Jonathan reported 12 non-derivative transactions on 3 SEC ownership filings in Q3 2026: 0 open-market purchases and 5 sales ($2.1M), across 1 company.
Is Klamkin Jonathan the same person as other filers with this name?
This page covers SEC CIK 1869626 only. The SEC assigns each reporting owner a CIK, and people with the same name have different CIKs.
Source: SEC Insider Transactions Data Sets, Q3 2026. Reported as filed; we do not assess intent, performance or compliance. All filings for this CIK on SEC.gov.
Plain-text version for agents and LLMs: /insiders/klamkin-jonathan-1869626.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.