Form 4 for STEM STEM, INC.
Accepted 2026-03-10 00:00:00 ET · period of report 2026-03-07 · accession 0002052035-26-000002 · 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 | 2026-03-10 | 2026-03-07 | STEM | Narayanan Arun | CEO | M - OptEx | — | +18.1K | 12.5K | New | — |
| D | 2026-03-10 | 2026-03-10 | STEM | Narayanan Arun | CEO | S - Sale+OE | $11.12 | -5,145 | 13.0K | -28% | -$57.2K |
| DM | 2026-03-10 | 2026-03-07 | STEM | Narayanan Arun | CEO | M - OptEx | $0.00 | -18.1K | 25.0K | -42% | $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, Par Value $0.0001 Per Share | 2026-03-07 | M | A | 5,625 | — | 18,125 | D | — | — | (F1) Each restricted stock unit ("RSU") converted into a share of common stock on a one-for-one basis. |
| 2 | Common | Common Stock, Par Value $0.0001 Per Share | 2026-03-10 | S | D | 5,145 | $11.12 | 12,980 | D | — | — | |
| 3 | Common | Common Stock, Par Value $0.0001 Per Share | 2026-03-07 | M | A | 12,500 | — | 12,500 | D | — | — | (F1) Each restricted stock unit ("RSU") converted into a share of common stock on a one-for-one basis. |
| 4 | Derivative | Restricted Stock Unit | 2026-03-07 | M | D | 5,625 | $0.00 | 5,625 | D | — · — to — | 5,625 Common Stock, Par Value $0.0001 Per Share | (F1) Each restricted stock unit ("RSU") converted into a share of common stock on a one-for-one basis. (F4) On January 27, 2025, the reporting person was granted 11,250 RSUs vesting in two near equal annual installments, the first of which vested on March 7, 2026. |
| 5 | Derivative | Restricted Stock Unit | 2026-03-07 | M | D | 12,500 | $0.00 | 25,000 | D | — · — to — | 12,500 Common Stock, Par Value $0.0001 Per Share | (F1) Each restricted stock unit ("RSU") converted into a share of common stock on a one-for-one basis. (F3) On January 27, 2025, the reporting person was granted 37,500 RSUs vesting in three near equal annual installments, the first of which vested on March 7, 2026. |