Form 4 for LAB STANDARD BIOTOOLS INC.
Accepted 2026-04-08 21:55:03 ET · period of report 2026-03-20 · accession 0001193125-26-148613 · 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| D | 2026-04-08 21:55 | 2026-03-20 | LAB | Kim Hanjoon Alex | CFO | A - Grant | $0.00 | +323.2K | 2.73M | +13% | $0 |
| D | 2026-04-08 21:55 | 2026-04-06 | LAB | Kim Hanjoon Alex | CFO | M - OptEx | $0.00 | +70.2K | 2.80M | +3% | $0 |
| D | 2026-04-08 21:55 | 2026-04-06 | LAB | Kim Hanjoon Alex | CFO | F - Tax | $0.908 | -21.3K | 2.78M | -0.8% | -$19.3K |
| D | 2026-04-08 21:55 | 2026-03-20 | LAB | Kim Hanjoon Alex | CFO | A - Grant | $0.00 | +727.1K | 727.1K | New | $0 |
| D | 2026-04-08 21:55 | 2026-04-06 | LAB | Kim Hanjoon Alex | CFO | M - OptEx | $0.00 | -70.2K | 0 | -100% | $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 | 2026-03-20 | A | A | 323,173 | $0.00 | 2,730,519 | D | — | — | (F1) Represents restricted stock units ("RSUs") that vest over four years, with 1/16 of the RSUs vesting on May 20, 2026 and the remaining RSUs vesting in equal quarterly installments thereafter, subject to the Reporting Person's continued service through the applicable vesting date. Each RSU represents the right to receive one share of common stock upon vesting. |
| 2 | Common | Common Stock | 2026-04-06 | M | A | 70,183 | $0.00 | 2,800,702 | D | — | — | |
| 3 | Common | Common Stock | 2026-04-06 | F | D | 21,301 | $0.908 | 2,779,401 | D | — | — | (F2) The shares were withheld from the reporting person to satisfy the tax withholding obligations that arose upon the vesting of restricted stock units ("RSUs") granted to the reporting person on April 4, 2022, which grant was originally reported on Form 4 filed with the U.S. Securities and Exchange Commission on April 6, 2022. |
| 4 | Derivative | Stock Option (Right to buy) | 2026-03-20 | A | A | 727,140 | $0.00 | 727,140 | D | $0.9846 · — to 2036-03-20 | 727,140 Common Stock | (F3) The Option becomes exercisable as to 1/16th of the underlying shares on May 20, 2026, with the remaining shares vesting in equal quarterly installments thereafter, subject to the Reporting Person's continued service through the applicable vesting date. |
| 5 | Derivative | Restricted Stock Units | 2026-04-06 | M | D | 70,183 | $0.00 | 0 | D | — · — to — | 70,183 Common Stock | (F4) Each RSU represents the contingent right to receive one share of the Issuer's common stock. (F5) On April 4, 2022, the Reporting Person was granted 280,732 RSUs, vesting in four equal annual installments beginning on April 4, 2023. (F5) On April 4, 2022, the Reporting Person was granted 280,732 RSUs, vesting in four equal annual installments beginning on April 4, 2023. |