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Shattuck Labs, Inc.

STTK Net buying
CIK 0001680367 #2799 in the set updated 18 Sep 2026
Bought (12 mo)
$250.00K
out of their own pocket, the only kind of buying there is
Sold (12 mo)
$591.85K
$408.60K on a plan · $183.25K straight out of an exercise
Sold at will
$0.00
0 of 6 sales
Net
−$341.85K
+$250.00K against sales at will

By person

10 insiders · 8 transactions
Insider
Role
Bought
Sold
Net
Holding
Worth
Change
Pandite Arundathy N.
Chief Medical Officer
$408.60K (2) scheduled
−$408.60K
136,219
$954.90K
−37.0%
SIEGALL CLAY B
Director
$250.00K (1)
+$250.00K
318,608
$2.23M
Shukla Abhinav A.
Chief Technical Officer
$183.25K (4) scheduled
−$183.25K
98,533
$690.72K
+18.4%
Redmile Group, LLC entity
Director
5,539,724
$38.83M
0.0%
ORBIMED ADVISORS LLC entity
Director
1,051,021
$7.37M
Ashiya Mona
Director
1,051,021
$7.37M
Neill Andrew R
Chief Financial Officer
292,251
$2.05M
+68.5%
Schreiber Taylor
Chief Executive Officer
122,222
$856.78K
+254.2%
Stout Stephen
See Remarks
93,366
$654.50K
+27.1%
DeYoung Casi
Chief Business Officer
73,480
$515.09K
−17.9%

No percentages here. This company's share count has moved by a factor of 2.1 over the window, from 47,739,708 to 100,363,253 shares. A split, a merger or a large issue changes what the company is, and a holding measured at one point in that run is not a fraction of it at another.

Insider
Date
Role
Action
Shares
Price
Amount
Pandite Arundathy N.
30 Jun 2026
Chief Medical Officer
Sold on a plan
30,000
$7.01
$210.30K
Pandite Arundathy N.
12 May 2026
Chief Medical Officer
Sold on a plan
30,000
$6.61
$198.30K

What was left out

Form 4 filings counted 32
Amendments (4/A) skipped 0
Filings about a different issuer 0
Unreadable filings 0
Joint filings 2
Sales on a Rule 10b5-1 plan 2
Sales straight out of an exercise 4
Sales at will 0
Transactions with no price 0
Shares from compensation/vesting 306,672
History held since 15 Oct 2020