Key facts
- This page summarizes Casi DeYoung's Form 4 filing for Shattuck Labs, Inc. (STTK).
- 1 reported transaction and 0 derivative rows are listed below.
- Accepted by SEC: 27 Jan 2026, 16:08.
Casi DeYoung - 25 Jan 2026 Form 4 Insider Report for Shattuck Labs, Inc. (STTK)
- Reporting relationship
- Chief Business Officer
- Issuer ticker
- STTK
- Reported as of
- 25 Jan 2026
- Net transaction value
- -$9,487
- SEC form
- 4
- Accepted by SEC
- 27 Jan 2026, 16:08:02 UTC
- Prior SEC filing
- 13 Jan 2026
- Source filing
- View source filing
- Reporting owner signature
- /s/ Andrew R. Neill, Attorney-in-fact for Casi DeYoung
Source evidence
Original filing metadata and source links for verification.
4 source fields
Reporting owner
1 detail
Key filing fact
Casi DeYoung filed Form 4 for Shattuck Labs, Inc. (STTK) on 27 Jan 2026.
Change
- Previous filing in this sequence was filed on 13 Jan 2026.
- Current net transaction value: -$9,487.
Research use
- This tells you what this filing adds before you inspect full transaction and derivative tables.
- You can trace every row back to the original SEC filing document.
Evidence
Filed on Form 4
View source filing
Ownership activity is grounded in SEC Form 4 disclosures.
Reporting Owners (1)
CIK 0001652066
Primary reporting owner
DeYoung Casi
- Relationship
- Chief Business Officer
- Address
- C/O SHATTUCK LABS, INC., 500 W. 5TH STREET, SUITE 1200, AUSTIN
- Signature
- /s/ Andrew R. Neill, Attorney-in-fact for Casi DeYoung
- Signature date
- 27 Jan 2026
Reported non-derivative transactions
Shares, units, or other non-derivative securities reported in this filing.
STTK
transaction
Common Stock
Tax liability
- Transaction value
- $9,487
- Shares
- -2,286
- Change %
- -3%
- Price
- $4.15
- Shares after
- 73,480
- Date
- 25 Jan 2026
- Ownership
- Direct
* marks a reported price that did not pass the local price check.