Form 4 for LTRX LANTRONIX INC
Accepted 2026-09-03 16:13:22 ET · period of report 2026-09-01 · accession 0001683168-26-006931 · 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| DM | 2026-09-03 16:13 | 2026-09-01 | LTRX | Gurusamy Mathi | Chief Product, Strategy Ofcr | M - OptEx | $0.00 | +33.8K | 106.1K | +47% | $0 |
| DM | 2026-09-03 16:13 | 2026-09-01 | LTRX | Gurusamy Mathi | Chief Product, Strategy Ofcr | F - Tax | $5.15 | -15.5K | 99.1K | -14% | -$79.8K |
| DM | 2026-09-03 16:13 | 2026-09-01 | LTRX | Gurusamy Mathi | Chief Product, Strategy Ofcr | M - OptEx | $0.00 | -33.8K | 21.5K | -61% | $0 |
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 | 2026-09-01 | M | A | 3,334 | $0.00 | 84,140 | D | — | — | (F1) Represents restricted stock units ("RSUs") granted on July 1, 2024. The restricted stock units ("RSUs") shall vest such that one-third (1/3) of the shares vest on July 1, 2025 and the remaining two-thirds (2/3) of the total number of shares vest quarterly thereafter beginning on September 1, 2025, such that one hundred percent (100%) of the RSUs will be fully vested on June 1, 2027. |
| 2 | Common | Common Stock | 2026-09-01 | M | A | 7,975 | $0.00 | 92,115 | D | — | — | (F2) Represents RSUs granted on June 1, 2024. The RSUs shall vest such that one-third (1/3) of the shares vest on June 1, 2025 and the remaining two-thirds (2/3) of the total number of shares vest quarterly thereafter beginning on September 1, 2025, such that one hundred percent (100%) of the RSUs will be fully vested on June 1, 2027. |
| 3 | Common | Common Stock | 2026-09-01 | M | A | 7,118 | $0.00 | 99,233 | D | — | — | (F3) Represents RSUs granted on July 11, 2025. The RSUs shall vest such that one-third (1/3) of the shares vest on July 11, 2026 and the remaining two-thirds (2/3) of the total number of shares vest quarterly thereafter beginning on September 1, 2026, such that one hundred percent (100%) of the RSUs will be fully vested on June 1, 2028. |
| 4 | Common | Common Stock | 2026-09-01 | F | D | 8,452 | $5.15 | 90,781 | D | — | — | (F4) In accordance with the terms of the RSU Agreement, 8,452 shares of Lantronix, Inc. common stock were withheld at vesting to cover required tax withholding. |
| 5 | Common | Common Stock | 2026-09-01 | M | A | 15,335 | $0.00 | 106,116 | D | — | — | (F5) On July 11, 2025, the reporting person was granted RSUs with performance-based vesting requirements. The number of RSUs that were eligible to vest based on certain earnings per share targets and revenue targets for fiscal 2026 shall vest such that 15,335 shares vest on September 1, 2026 and the remaining 21,469 shares vest quarterly thereafter beginning December 1, 2026 such that one hundred percent (100%) of the RSUs will be fully vested on June 1, 2028. |
| 6 | Common | Common Stock | 2026-09-01 | F | D | 7,035 | $5.15 | 99,081 | D | — | — | (F6) In accordance with the terms of the applicable RSUs with performance-based vesting requirements award agreements, 7,035 shares of Lantronix, Inc. common stock were withheld at vesting to cover required tax withholding. |
| 7 | Derivative | Restricted Stock Units | 2026-09-01 | M | D | 3,334 | $0.00 | 10,004 | D | — · — to — | 3,334 Common Stock | (F1) Represents restricted stock units ("RSUs") granted on July 1, 2024. The restricted stock units ("RSUs") shall vest such that one-third (1/3) of the shares vest on July 1, 2025 and the remaining two-thirds (2/3) of the total number of shares vest quarterly thereafter beginning on September 1, 2025, such that one hundred percent (100%) of the RSUs will be fully vested on June 1, 2027. (F1) Represents restricted stock units ("RSUs") granted on July 1, 2024. The restricted stock units ("RSUs") shall vest such that one-third (1/3) of the shares vest on July 1, 2025 and the remaining two-thirds (2/3) of the total number of shares vest quarterly thereafter beginning on September 1, 2025, such that one hundred percent (100%) of the RSUs will be fully vested on June 1, 2027. (F1) Represents restricted stock units ("RSUs") granted on July 1, 2024. The restricted stock units ("RSUs") shall vest such that one-third (1/3) of the shares vest on July 1, 2025 and the remaining two-thirds (2/3) of the total number of shares vest quarterly thereafter beginning on September 1, 2025, such that one hundred percent (100%) of the RSUs will be fully vested on June 1, 2027. |
| 8 | Derivative | Restricted Stock Units | 2026-09-01 | M | D | 7,975 | $0.00 | 23,924 | D | — · — to — | 7,975 Common Stock | (F2) Represents RSUs granted on June 1, 2024. The RSUs shall vest such that one-third (1/3) of the shares vest on June 1, 2025 and the remaining two-thirds (2/3) of the total number of shares vest quarterly thereafter beginning on September 1, 2025, such that one hundred percent (100%) of the RSUs will be fully vested on June 1, 2027. (F2) Represents RSUs granted on June 1, 2024. The RSUs shall vest such that one-third (1/3) of the shares vest on June 1, 2025 and the remaining two-thirds (2/3) of the total number of shares vest quarterly thereafter beginning on September 1, 2025, such that one hundred percent (100%) of the RSUs will be fully vested on June 1, 2027. (F2) Represents RSUs granted on June 1, 2024. The RSUs shall vest such that one-third (1/3) of the shares vest on June 1, 2025 and the remaining two-thirds (2/3) of the total number of shares vest quarterly thereafter beginning on September 1, 2025, such that one hundred percent (100%) of the RSUs will be fully vested on June 1, 2027. |
| 9 | Derivative | Restricted Stock Units | 2026-09-01 | M | D | 7,118 | $0.00 | 49,825 | D | — · — to — | 7,118 Common Stock | (F3) Represents RSUs granted on July 11, 2025. The RSUs shall vest such that one-third (1/3) of the shares vest on July 11, 2026 and the remaining two-thirds (2/3) of the total number of shares vest quarterly thereafter beginning on September 1, 2026, such that one hundred percent (100%) of the RSUs will be fully vested on June 1, 2028. (F3) Represents RSUs granted on July 11, 2025. The RSUs shall vest such that one-third (1/3) of the shares vest on July 11, 2026 and the remaining two-thirds (2/3) of the total number of shares vest quarterly thereafter beginning on September 1, 2026, such that one hundred percent (100%) of the RSUs will be fully vested on June 1, 2028. (F3) Represents RSUs granted on July 11, 2025. The RSUs shall vest such that one-third (1/3) of the shares vest on July 11, 2026 and the remaining two-thirds (2/3) of the total number of shares vest quarterly thereafter beginning on September 1, 2026, such that one hundred percent (100%) of the RSUs will be fully vested on June 1, 2028. |
| 10 | Derivative | Restricted Stock Units | 2026-09-01 | M | D | 15,335 | $0.00 | 21,469 | D | — · — to — | 15,335 Common Stock | (F5) On July 11, 2025, the reporting person was granted RSUs with performance-based vesting requirements. The number of RSUs that were eligible to vest based on certain earnings per share targets and revenue targets for fiscal 2026 shall vest such that 15,335 shares vest on September 1, 2026 and the remaining 21,469 shares vest quarterly thereafter beginning December 1, 2026 such that one hundred percent (100%) of the RSUs will be fully vested on June 1, 2028. (F5) On July 11, 2025, the reporting person was granted RSUs with performance-based vesting requirements. The number of RSUs that were eligible to vest based on certain earnings per share targets and revenue targets for fiscal 2026 shall vest such that 15,335 shares vest on September 1, 2026 and the remaining 21,469 shares vest quarterly thereafter beginning December 1, 2026 such that one hundred percent (100%) of the RSUs will be fully vested on June 1, 2028. (F5) On July 11, 2025, the reporting person was granted RSUs with performance-based vesting requirements. The number of RSUs that were eligible to vest based on certain earnings per share targets and revenue targets for fiscal 2026 shall vest such that 15,335 shares vest on September 1, 2026 and the remaining 21,469 shares vest quarterly thereafter beginning December 1, 2026 such that one hundred percent (100%) of the RSUs will be fully vested on June 1, 2028. |