ALMU Insider Transactions
98 retained open-market purchase and sale rows from SEC Forms 3, 4 and 5, newest first. This page shows rows 1–98; provenance stays internal.
ALMU insiders transaction timeline
PurchaseSale
| Insider profile | Role | Date | Transaction | Shares | Price |
|---|---|---|---|---|---|
| Denbaars Steven | Director | 2026-08-27 | Sale | 12,500 | $13.8158 |
| Denbaars Steven | Director | 2026-08-27 | Sale | 12,500 | $13.8158 |
| Denbaars Steven | Director | 2026-08-26 | Sale | 12,500 | $13.8435 |
| Denbaars Steven | Director | 2026-08-26 | Sale | 12,500 | $13.8435 |
| Klamkin Jonathan | Chief Executive Officer | 2026-08-03 | Sale | 15,810 | $16.8487 |
| Klamkin Jonathan | Chief Executive Officer | 2026-08-03 | Sale | 4,190 | $16.2918 |
| Klamkin Jonathan | Chief Executive Officer | 2026-07-01 | Sale | 100 | $21.56 |
| Klamkin Jonathan | Chief Executive Officer | 2026-07-01 | Sale | 19,900 | $21.081 |
| Klamkin Jonathan | Chief Executive Officer | 2026-06-01 | Sale | 8,200.0 | $26.25 |
| Klamkin Jonathan | Chief Executive Officer | 2026-06-01 | Sale | 1,600.0 | $25.12 |
| Klamkin Jonathan | Chief Executive Officer | 2026-06-01 | Sale | 7,900.0 | $24.39 |
| Klamkin Jonathan | Chief Executive Officer | 2026-06-01 | Sale | 1,400.0 | $23.32 |
| Klamkin Jonathan | Chief Executive Officer | 2026-06-01 | Sale | 900.0 | $22.19 |
| Denbaars Steven | Director | 2026-05-20 | Sale | 942.0 | $21.3 |
| Denbaars Steven | Director | 2026-05-20 | Sale | 11,558.0 | $20.4 |
| Denbaars Steven | Director | 2026-05-19 | Sale | 5,085.0 | $20.61 |
| Denbaars Steven | Director | 2026-05-19 | Sale | 7,415.0 | $19.56 |
| Klamkin Jonathan | Chief Executive Officer | 2026-05-01 | Sale | 676.0 | $25.71 |
| Klamkin Jonathan | Chief Executive Officer | 2026-05-01 | Sale | 15,024.0 | $25.15 |
| Klamkin Jonathan | Chief Executive Officer | 2026-05-01 | Sale | 4,300.0 | $24.2 |
| Klamkin Jonathan | Chief Executive Officer | 2026-04-01 | Sale | 20,000.0 | $13.1 |
| Klamkin Jonathan | Chief Executive Officer | 2026-03-04 | Sale | 21,794.0 | $18.41 |
| Klamkin Jonathan | Chief Executive Officer | 2026-03-04 | Sale | 28,206.0 | $17.77 |
| Denbaars Steven | Director | 2026-02-26 | Sale | 12,500.0 | $15.85 |
| Denbaars Steven | Director | 2026-02-25 | Sale | 12,500.0 | $17.58 |
| Tompkins Mark N. | Other | 2026-02-04 | Sale | 5,956.0 | $15.12 |
| Tompkins Mark N. | Other | 2026-02-04 | Sale | 28,544.0 | $14.63 |
| Tompkins Mark N. | TenPercentOwner | 2026-02-02 | Sale | 37,500.0 | $15.74 |
| Tompkins Mark N. | TenPercentOwner | 2026-01-30 | Sale | 908.0 | $16.79 |
| Tompkins Mark N. | TenPercentOwner | 2026-01-30 | Sale | 24,092.0 | $15.88 |
| Tompkins Mark N. | TenPercentOwner | 2026-01-29 | Sale | 5,203.0 | $17.16 |
| Tompkins Mark N. | TenPercentOwner | 2026-01-29 | Sale | 27,297.0 | $16.75 |
| Tompkins Mark N. | TenPercentOwner | 2026-01-22 | Sale | 962.0 | $18.81 |
| Tompkins Mark N. | TenPercentOwner | 2026-01-22 | Sale | 29,038.0 | $18.05 |
| Tompkins Mark N. | TenPercentOwner | 2026-01-21 | Sale | 10.0 | $21.24 |
| Tompkins Mark N. | TenPercentOwner | 2026-01-21 | Sale | 1,715.0 | $20.44 |
| Tompkins Mark N. | TenPercentOwner | 2026-01-21 | Sale | 12,947.0 | $19.3 |
| Tompkins Mark N. | TenPercentOwner | 2026-01-21 | Sale | 30,328.0 | $18.52 |
| Tompkins Mark N. | TenPercentOwner | 2026-01-20 | Sale | 888.0 | $21.58 |
| Tompkins Mark N. | TenPercentOwner | 2026-01-20 | Sale | 29,112.0 | $20.66 |
| Tompkins Mark N. | TenPercentOwner | 2025-12-26 | Sale | 2,662.0 | $18.39 |
| Tompkins Mark N. | TenPercentOwner | 2025-12-26 | Sale | 20,368.0 | $18.01 |
| Tompkins Mark N. | TenPercentOwner | 2025-12-26 | Sale | 6,970.0 | $16.91 |
| Tompkins Mark N. | TenPercentOwner | 2025-12-24 | Sale | 15,000.0 | $16.05 |
| Tompkins Mark N. | TenPercentOwner | 2025-12-23 | Sale | 15,000.0 | $14.87 |
| Tompkins Mark N. | TenPercentOwner | 2025-12-22 | Sale | 35,000.0 | $14.83 |
| Tompkins Mark N. | TenPercentOwner | 2025-12-19 | Sale | 30,000.0 | $14.7 |
| Tompkins Mark N. | TenPercentOwner | 2025-12-18 | Sale | 20,000.0 | $14.37 |
| Tompkins Mark N. | TenPercentOwner | 2025-12-10 | Sale | 20,000.0 | $17.49 |
| Tompkins Mark N. | TenPercentOwner | 2025-12-09 | Sale | 19,139.0 | $17.06 |
| Tompkins Mark N. | TenPercentOwner | 2025-12-09 | Sale | 10,861.0 | $16.39 |
| Tompkins Mark N. | TenPercentOwner | 2025-12-08 | Sale | 988.0 | $16.87 |
| Tompkins Mark N. | TenPercentOwner | 2025-12-08 | Sale | 39,012.0 | $16.04 |
| Tompkins Mark N. | TenPercentOwner | 2025-12-05 | Sale | 1,610.0 | $16.49 |
| Tompkins Mark N. | TenPercentOwner | 2025-12-05 | Sale | 28,390.0 | $16.12 |
| Tompkins Mark N. | TenPercentOwner | 2025-12-04 | Sale | 18,500.0 | $16.37 |
| Tompkins Mark N. | TenPercentOwner | 2025-12-04 | Sale | 11,500.0 | $15.49 |
| Tompkins Mark N. | TenPercentOwner | 2025-10-20 | Sale | 37,500.0 | $16.39 |
| Tompkins Mark N. | TenPercentOwner | 2025-10-17 | Sale | 743.0 | $18.45 |
| Tompkins Mark N. | TenPercentOwner | 2025-10-17 | Sale | 5,913.0 | $17.77 |
| Tompkins Mark N. | TenPercentOwner | 2025-10-17 | Sale | 33,344.0 | $16.75 |
| Tompkins Mark N. | TenPercentOwner | 2025-10-16 | Sale | 810.0 | $20.72 |
| Tompkins Mark N. | TenPercentOwner | 2025-10-16 | Sale | 6,650.0 | $19.96 |
| Tompkins Mark N. | TenPercentOwner | 2025-10-16 | Sale | 17,540.0 | $18.97 |
| Tompkins Mark N. | TenPercentOwner | 2025-10-15 | Sale | 15,853.0 | $21.31 |
| Tompkins Mark N. | TenPercentOwner | 2025-10-15 | Sale | 24,147.0 | $20.11 |
| Tompkins Mark N. | TenPercentOwner | 2025-10-14 | Sale | 36,855.0 | $19.86 |
| Tompkins Mark N. | TenPercentOwner | 2025-10-13 | Sale | 300.0 | $17.57 |
| Tompkins Mark N. | TenPercentOwner | 2025-10-13 | Sale | 35,031.0 | $16.97 |
| Tompkins Mark N. | TenPercentOwner | 2025-10-10 | Sale | 4,413.0 | $17.16 |
| Tompkins Mark N. | TenPercentOwner | 2025-10-10 | Sale | 30,587.0 | $16.6 |
| Tompkins Mark N. | TenPercentOwner | 2025-10-09 | Sale | 1,000.0 | $17.25 |
| Tompkins Mark N. | TenPercentOwner | 2025-10-09 | Sale | 35,908.0 | $16.54 |
| Tompkins Mark N. | TenPercentOwner | 2025-10-08 | Sale | 700.0 | $18.14 |
| Tompkins Mark N. | TenPercentOwner | 2025-10-08 | Sale | 34,300.0 | $17.46 |
| Tompkins Mark N. | TenPercentOwner | 2025-10-07 | Sale | 400.0 | $19.16 |
| Tompkins Mark N. | TenPercentOwner | 2025-10-07 | Sale | 7,907.0 | $18.66 |
| Tompkins Mark N. | TenPercentOwner | 2025-10-07 | Sale | 26,693.0 | $17.46 |
| Tompkins Mark N. | TenPercentOwner | 2025-10-06 | Sale | 63,604.0 | $18.7 |
| Tompkins Mark N. | TenPercentOwner | 2025-10-03 | Sale | 12,958.0 | $17.94 |
| Tompkins Mark N. | TenPercentOwner | 2025-10-03 | Sale | 18,189.0 | $17.3 |
| Tompkins Mark N. | TenPercentOwner | 2025-10-02 | Sale | 120.0 | $17.58 |
| Tompkins Mark N. | TenPercentOwner | 2025-10-02 | Sale | 34,880.0 | $17.1 |
| Tompkins Mark N. | TenPercentOwner | 2025-10-01 | Sale | 41,367.0 | $16.97 |
| Tompkins Mark N. | TenPercentOwner | 2025-10-01 | Sale | 9,133.0 | $16.39 |
| Tompkins Mark N. | TenPercentOwner | 2025-09-30 | Sale | 33,800.0 | $16.18 |
| Tompkins Mark N. | TenPercentOwner | 2025-09-30 | Sale | 200.0 | $17.54 |
| Tompkins Mark N. | TenPercentOwner | 2025-09-30 | Sale | 33,380.0 | $16.18 |
| Tompkins Mark N. | TenPercentOwner | 2025-09-29 | Sale | 1,618.0 | $18.36 |
| Tompkins Mark N. | TenPercentOwner | 2025-09-29 | Sale | 23,382.0 | $17.52 |
| Klamkin Jonathan | Chief Executive Officer | 2025-08-14 | Sale | 150,000.0 | $18.85 |
| Klamkin Jonathan | Chief Executive Officer | 2025-08-14 | Sale | 150,000.0 | $18.85 |
| McCarthy Lee | TenPercentOwner | 2023-02-17 | Sale | 649,570.0 | $0.01 |
| Tompkins Mark N. | TenPercentOwner | 2022-12-22 | Purchase | 83,333.0 | $3.0 |
| Denbaars Steven | Director | 2021-12-22 | Purchase | 33,333.0 | $3.0 |
| Tompkins Mark N. | TenPercentOwnerOther | 2021-06-25 | Purchase | 107,500.0 | $2.0 |
| Tompkins Mark N. | TenPercentOwnerOther | 2021-06-22 | Purchase | 250,000.0 | $2.0 |
| Denbaars Steven | Director | 2021-06-22 | Purchase | 100,000.0 | $2.0 |