Form 4 for STTK Shattuck Labs, Inc.
Accepted 2026-05-14 20:05:03 ET · period of report 2026-05-12 · accession 0001193125-26-224686 · 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| DT | 2026-05-14 20:05 | 2026-05-12 | STTK | Shukla Abhinav A. | Chief Technical Off | M - OptEx | $3.57 | +2,032 | 83.3K | +3% | +$7,254 |
| DT | 2026-05-14 20:05 | 2026-05-12 | STTK | Shukla Abhinav A. | Chief Technical Off | S - Sale+OE | $7.01 | -2,032 | 81.3K | -2% | -$14.2K |
| DT | 2026-05-14 20:05 | 2026-05-12 | STTK | Shukla Abhinav A. | Chief Technical Off | M - OptEx | $0.00 | -2,032 | 50.2K | -4% | $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 | 2026-05-12 | M | A | 2,032 | $3.57 | 83,290 | D | — | — | |
| 2 | Common | Common Stock | 2026-05-12 | S | D | 2,032 | $7.01 | 81,258 | D | — | — | (F1) Sale of shares effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on February 2, 2026. The plan is intended to execute sales of shares received upon option exercise only as needed to fund the exercise price and estimated tax withholding associated with option exercises under the plan. Under the procedures of the administering broker, acquired shares are first sold to fund the aggregate exercise price and estimated tax withholding with respect to all possible option exercises in a particular order under the plan and only once fully funded will acquired shares be held by the Reporting Person. (F2) The price reported above is a weighted average price. The shares were sold in multiple transactions at prices ranging from $7.00 to $7.02, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range. |
| 3 | Derivative | Stock Option (Right to Buy) | 2026-05-12 | M | D | 2,032 | $0.00 | 50,168 | D | $3.57 · — to 2033-01-25 | 2,032 Common Stock | (F3) This option represents a right to purchase a total of 52,200 shares of the Issuer's common stock, one quarter of which will vest on January 25, 2024, with the remaining three quarters vesting in equal monthly installments through January 25, 2027, subject to the Reporting Person's continued service to the Issuer. |