Overbrook Management Corp

Position in CLDX — Celldex Therapeutics, Inc.

CIK 1269786 NEW YORK, NY

Position in CLDX

as of Jun 30, 2026 · filed Jul 30, 2026 Compact

Position Value

$429,291

+$63,338 QoQ

Shares Held

11,537

0.0% QoQ

Ownership

0.015%

of shares outstanding

% of Portfolio

0.07%

of 13F equity value

Holder Rank

#152

of 252 holders

Holding Since

Mar 2022

15 quarters on record

Voting authority Sole 100% Shared 0% None 0%

Healthcare · as of Jun 30, 2026

Overbrook Management Corp holds $2,742,613 across 3 Biotechnology names. CLDX ranks #2 (15.7% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	RPRX	Royalty Pharma plc	38,208	$2,142,322
2	CLDX	Celldex Therapeutics, Inc. This page	11,537	$429,291
3	PGEN	Precigen, Inc.	30,000	$171,000

15 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-06-30	$429,291	11,537	0.0%	Shares	Sole	2026-07-30
2026-03-31	$365,953	11,537	0.0%	Shares	Sole	2026-04-09
2025-12-31	$313,344	11,537	+31.1%	Shares	Sole	2026-01-09
2025-09-30	$227,578	8,797	+28.7%	Shares	Sole	2025-10-06
2024-09-30	$232,389	6,837	0.0%	Shares	Sole	2024-11-08
2024-06-30	$253,037	6,837	-3.6%	Shares	Sole	2024-07-25
2024-03-31	$297,525	7,089	-7.3%	Shares	Sole	2024-04-16
2023-12-31	$303,161	7,644	0.0%	Shares	Sole	2024-02-02
2023-09-30	$210,362	7,644	-1.5%	Shares	Sole	2023-11-13
2023-06-30	$263,398	7,763	0.0%	Shares	Sole	2023-08-11
2023-03-31	$279,312	7,763	-3.9%	Shares	Sole	2023-05-12
2022-12-31	$359,902	8,075	0.0%	Shares	Sole	2023-02-13
2022-09-30	$226,988	8,075	-2.0%	Shares	Sole	2022-11-10
2022-06-30	$222,150	8,240	0.0%	Shares	Sole	2022-08-11
2022-03-31	$280,654	8,240	—	Shares	Sole	2022-05-16
No filing history on record for this holder in this stock.