Shattuck Labs, Inc. (STTK)
Nasdaq: STTK · Pharmaceutical Preparations · Austin, TX · filing with the SEC since 2016
Who owns Shattuck Labs, Inc.
As filed with the SECHolders of 5% or more
7
T. Rowe Price Investment Management, Inc. holds 15.3% of COMMON STOCK, as its SCHEDULE 13G/A filed Aug 14, 2026 says.
Directors and officers
21
report now, of 24 people on the record since 2020. Their holdings as a group are not read here.
Institutions as a whole
n/a
The record does not read the share held by managers that file Form 13F, so none is printed and no split of the rest is estimated. What it holds is the 7 named at left.
Holders of 5% or moreshare of the class, as filed
T. Rowe Price Investment Management, Inc.
SCHEDULE 13G/A · filed Aug 14, 2026 · COMMON STOCK · 13.8% in May 15, 2026
Orbimed Advisors LLC
SCHEDULE 13D/A · filed Jun 15, 2026 · Common Stock, par value $0.0001 per share · 9.99% in Sep 2, 2025
Redmile Group, LLC
SCHEDULE 13D/A · filed Jul 17, 2026 · Common Stock, par value $0.0001 per share · 9.9% in Jun 11, 2026
Prosight Management, LP
SCHEDULE 13G/A · filed Nov 13, 2025 · Common Stock, $0.0001 par value per share
Adage Capital Management, L.P.
SCHEDULE 13G/A · filed Feb 12, 2025 · Common Stock, par value $0.0001 per share
Blackrock, Inc.
SCHEDULE 13G · filed Oct 27, 2026 · Common Stock · 1.8% in Jul 16, 2025
Deep Track Capital, LP
SCHEDULE 13G · filed Jun 17, 2026 · Common Stock, par value $0.0001 per share
The Vanguard Group
SCHEDULE 13G/A · filed Jul 29, 2025 · Common Stock · reported falling below 5%
What STTK reports owning in othersstakes of 5% or more, and other ties
Shattuck Labs, Inc. reports no stake in another company in the record.
Insider tradesForm 4
6sales
1purchases
6sales on a scheduled plan
2people selling
$600,000sold, in dollars
$300,000bought, in dollars
Open-market trades on Form 4 from Sep 30, 2025 to Sep 30, 2026. A scheduled plan is a selling program set in advance under SEC rule 10b5-1. The trades are listed as filed and do not feed the grade.
By calendar yearSoldBought
2026 runs to Sep 30, 2026. Dollars as filed, summed by the transaction date.
People who traded in the window3 of 24 on the roster
| Person | Role as filed | Sales | Sold | On a plan | Buys | Bought |
|---|---|---|---|---|---|---|
| Pandite Arundathy N. | Chief Medical Officer | 2 | $400,000 | 2 | 0 | $0 |
| Shukla Abhinav A. | Chief Technical Officer | 4 | $200,000 | 4 | 0 | $0 |
| Siegall Clay B | director | 0 | $0 | 0 | 1 | $300,000 |