AelumaALMU
Semiconductors & chip supply chain
Insider transactions
Directors, officers and 10% owners, as reported on Forms 3, 4 and 5. Grants, option exercises and shares withheld for tax are shown but not counted as buying or selling.
- Open-market buys
- 0
- Open-market sales
- 92
- Shares bought
- 0
- Shares sold
- 2.2M
Past 12 months · $0.00 bought, $25.7M sold
| Filed | Insider | Transaction | Shares | Price | Value | Held after |
|---|---|---|---|---|---|---|
| traded Sep 21, 2026 | Michael ByronDirector | Option exerciseForm 4 | 25,000 | $5.93 | $148,250 | 20,833 |
| traded Sep 21, 2026 | Jonathan KlamkinCEO · Director | Open-market saleForm 4 · indirect | 100,000 | $13.35 | $1.3M | 1.2M |
| traded Sep 21, 2026 | Michael ByronDirector | Option exerciseForm 4 | 25,000 | $5.93 | $148,250 | 38,343 |
| traded Sep 21, 2026 | Jonathan KlamkinCEO · Director | Grant or awardForm 4 | 31,771 | $0.00 | $0.00 | 34,174 |
| traded Sep 21, 2026 | Jonathan KlamkinCEO · Director | Grant or awardForm 4 | 75,135 | $13.61 | $1.0M | 75,135 |
| traded Sep 21, 2026 | Jonathan KlamkinCEO · Director | Shares withheld for taxForm 4 | 4,547 | $13.61 | $61,885 | 42,302 |
| traded Sep 21, 2026 | Christopher P. StewartCFO | Grant or awardForm 4 | 15,886 | $0.00 | $0.00 | 15,886 |
| traded Sep 21, 2026 | Christopher P. StewartCFO | Grant or awardForm 4 | 4,042 | $0.00 | $0.00 | 19,928 |
| traded Sep 21, 2026 | Christopher P. StewartCFO | Grant or awardForm 4 | 37,568 | $13.61 | $511,300 | 37,568 |
| traded Sep 21, 2026 | Jonathan KlamkinCEO · Director | Grant or awardForm 4 | 12,675 | $0.00 | $0.00 | 46,849 |
| traded Sep 21, 2026 | Christopher P. StewartCFO | Shares withheld for taxForm 4 | 1,450 | $13.61 | $19,734 | 18,478 |
| traded Aug 27, 2026 | Steven DenbaarsDirector | Open-market saleForm 4 | 12,500 | $13.82 | $172,700 | 345,209 |
| traded Aug 27, 2026 | Steven DenbaarsDirector | Open-market saleForm RESTATED - 4 | 12,500 | $13.82 | $172,700 | 345,209 |
| traded Aug 26, 2026 | Steven DenbaarsDirector | Open-market saleForm 4 | 12,500 | $13.84 | $173,050 | 357,709 |
| traded Aug 26, 2026 | Steven DenbaarsDirector | Open-market saleForm RESTATED - 4 | 12,500 | $13.84 | $173,050 | 357,709 |
| traded Aug 3, 2026 | Jonathan KlamkinCEO · Director | GiftForm 4 | 20,000 | $0.00 | $0.00 | 22,403 |
| traded Aug 3, 2026 | Jonathan KlamkinCEO · Director | Open-market saleForm 4 | 4,190 | $16.29 | $68,263 | 18,213 |
| traded Aug 3, 2026 | Jonathan KlamkinCEO · Director | GiftForm 4 · indirect | 20,000 | $0.00 | $0.00 | 1.3M |
| traded Aug 3, 2026 | Jonathan KlamkinCEO · Director | Open-market saleForm 4 | 15,810 | $16.85 | $266,383 | 2,403 |
| traded Jul 1, 2026 | Jonathan KlamkinCEO · Director | Open-market saleForm 4 | 19,900 | $21.08 | $419,512 | 2,503 |
| traded Jul 1, 2026 | Jonathan KlamkinCEO · Director | GiftForm 4 · indirect | 20,000 | $0.00 | $0.00 | 1.3M |
| traded Jul 1, 2026 | Jonathan KlamkinCEO · Director | GiftForm 4 | 20,000 | $0.00 | $0.00 | 22,403 |
| traded Jul 1, 2026 | Jonathan KlamkinCEO · Director | Open-market saleForm 4 | 100 | $21.56 | $2,156 | 2,403 |
| traded Jun 1, 2026 | Jonathan KlamkinCEO · Director | GiftForm 4 | 20,000 | $0.00 | $0.00 | 22,403 |
| traded Jun 1, 2026 | Jonathan KlamkinCEO · Director | GiftForm 4 · indirect | 20,000 | $0.00 | $0.00 | 1.4M |
| traded Jun 1, 2026 | Jonathan KlamkinCEO · Director | Open-market saleForm 4 | 7,900 | $24.39 | $192,642 | 12,203 |
| traded Jun 1, 2026 | Jonathan KlamkinCEO · Director | Open-market saleForm 4 | 900 | $22.19 | $19,968 | 21,503 |
| traded Jun 1, 2026 | Jonathan KlamkinCEO · Director | Open-market saleForm 4 | 1,400 | $23.32 | $32,649 | 20,103 |
| traded Jun 1, 2026 | Jonathan KlamkinCEO · Director | Open-market saleForm 4 | 1,600 | $25.12 | $40,190 | 10,603 |
| traded Jun 1, 2026 | Jonathan KlamkinCEO · Director | Open-market saleForm 4 | 8,200 | $26.25 | $215,209 | 2,403 |
| traded May 20, 2026 | Steven DenbaarsDirector | Open-market saleForm 4 | 942 | $21.30 | $20,064 | 370,209 |
| traded May 20, 2026 | Steven DenbaarsDirector | Open-market saleForm 4 | 11,558 | $20.40 | $235,737 | 371,151 |
| traded May 19, 2026 | Steven DenbaarsDirector | Open-market saleForm 4 | 7,415 | $19.56 | $145,023 | 387,794 |
| traded May 19, 2026 | Steven DenbaarsDirector | Open-market saleForm 4 | 5,085 | $20.61 | $104,807 | 382,709 |
| traded May 1, 2026 | Jonathan KlamkinCEO · Director | GiftForm 4 | 20,000 | $0.00 | $0.00 | 22,403 |
| traded May 1, 2026 | Jonathan KlamkinCEO · Director | Open-market saleForm 4 | 15,024 | $25.15 | $377,839 | 3,079 |
| traded May 1, 2026 | Jonathan KlamkinCEO · Director | GiftForm 4 · indirect | 20,000 | $0.00 | $0.00 | 1.4M |
| traded May 1, 2026 | Jonathan KlamkinCEO · Director | Open-market saleForm 4 | 676 | $25.71 | $17,381 | 2,403 |
| traded May 1, 2026 | Jonathan KlamkinCEO · Director | Open-market saleForm 4 | 4,300 | $24.20 | $104,056 | 18,103 |
| traded Apr 1, 2026 | Jonathan KlamkinCEO · Director | GiftForm 4 · indirect | 20,000 | $0.00 | $0.00 | 1.4M |