Ispecimen Inc. (ISPC)

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Sector: Services-Commercial Physical & Biological Research

Hedge Fund Popularity

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Hedge Fund Holdings

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Last updated on November 14, 2025, 4:44pm based on SEC 13F filings Last update: November 14, 2025, 4:44pm

No.	Hedge Fund	Shares	Value	% Port
1.	Renaissance Technologies Jim Simons	153,457	$197,960	0%
2.	Scientech Research Le Duan	29,488	$38,040	0.01%
3.	Citadel Investment Group Ken Griffin	0	$0	0%

Insider Trading: Purchases See All

Insider	Price	Amount	Total Value	Remaining Holdings	Date	Form 4
Bielak Officer	$0.72	18,000	$12,960.00	84,348	2023-09-14	Filing
Curley Officer, Director	$1.25	4,400	$5,500.00	49,541	2023-05-31	Filing
Ross Large Shareholder, Director	$5.19	1,000	$5,190.00	1,314,524	2021-11-16	Filing
Ross Large Shareholder, Director	$5.30	500	$2,650.00	1,313,524	2021-11-15	Filing
Ross Large Shareholder, Director	$5.29	500	$2,645.00	1,313,024	2021-11-15	Filing

Institutional Investors' Holdings

Filing Period:

No.	Name	Shares	Value	% Port
1.	Geode Capital Management, Llc	41,690	$53,779	0%
2.	Vanguard Group Inc	29,407	$37,935	0%
3.	Jane Street Group, Llc	20,257	$26,132	0%
4.	Blackrock, Inc.	2,827	$3,647	0%
5.	Tower Research Capital Llc (trc)	2,357	$3,041	0%