CLARK ESTATES INC/NY

Position in STTK — Shattuck Labs, Inc.

CIK 1056466 NEW YORK, NY

Position in STTK

as of Jun 30, 2026 · filed Aug 5, 2026 Compact

Position Value

$9,925,358

+$436,942 QoQ

Shares Held

1,430,167

-3.1% QoQ

Ownership

1.87%

of shares outstanding

% of Portfolio

2.95%

of 13F equity value

Holder Rank

of 18 holders

Holding Since

Dec 2020

23 quarters on record

Voting authority Sole 100% Shared 0% None 0%

Healthcare · as of Jun 30, 2026

CLARK ESTATES INC/NY holds $19,231,309 across 5 Biotechnology names. STTK ranks #1 (51.6% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	STTK	Shattuck Labs, Inc. This page	1,430,167	$9,925,358
2	HALO	Halozyme Therapeutics, Inc.	44,868	$3,511,818
3	HRMY	Harmony Biosciences Holdings, Inc.	81,300	$2,960,133
4	INCY	Incyte Corp	25,000	$2,834,000
5	CPRX	Catalyst Pharmaceuticals, Inc.	113,918	$0

23 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-06-30	$9,925,358	1,430,167	-3.1%	Shares	Sole	2026-08-05
2026-03-31	$9,488,416	1,475,648	0.0%	Shares	Sole	2026-05-11
2025-12-31	$5,386,115	1,475,648	0.0%	Shares	Sole	2026-02-12
2025-09-30	$3,526,798	1,475,648	0.0%	Shares	Sole	2025-11-10
2025-06-30	$1,168,713	1,475,648	0.0%	Shares	Sole	2025-08-11
2025-03-31	$1,401,865	1,475,648	0.0%	Shares	Sole	2025-05-08
2024-12-31	$1,785,534	1,475,648	0.0%	Shares	Sole	2025-02-06
2024-09-30	$5,150,011	1,475,648	0.0%	Shares	Sole	2024-11-13
2024-06-30	$5,696,001	1,475,648	0.0%	Shares	Sole	2024-08-08
2024-03-31	$13,192,293	1,475,648	0.0%	Shares	Sole	2024-05-07
2023-12-31	$10,521,370	1,475,648	0.0%	Shares	Sole	2024-02-12
2023-09-30	$2,242,984	1,475,648	0.0%	Shares	Sole	2023-11-13
2023-06-30	$4,604,021	1,475,648	0.0%	Shares	Sole	2023-08-11
2023-03-31	$4,338,405	1,475,648	-0.3%	Shares	Sole	2023-05-12
2022-12-31	$3,404,915	1,480,398	+10.3%	Shares	Sole	2023-02-08
2022-09-30	$3,624,588	1,342,440	-0.4%	Shares	Sole	2022-11-15
2022-06-30	$5,471,418	1,347,640	+8.6%	Shares	Sole	2022-08-08
2022-03-31	$5,287,256	1,241,140	+52.9%	Shares	Sole	2022-05-13
2021-12-31	$6,907,056	811,640	+0.3%	Shares	Sole	2022-02-14
2021-09-30	$16,490,273	809,140	+3.0%	Shares	Sole	2021-11-12
2021-06-30	$22,784,400	785,940	-47.5%	Shares	Sole	2021-08-10
2021-03-31	$43,775,320	1,497,104	+87.2%	Shares	Sole	2021-05-14
2020-12-31	$41,907,664	799,612	—	Shares	Sole	2021-02-09
No filing history on record for this holder in this stock.