SUSQUEHANNA INTERNATIONAL GROUP, LLP

Position in CTSO — Cytosorbents Corp

CIK 1446194 BALA CYNWYD, PA

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Position in CTSO

as of Mar 31, 2026 · filed May 15, 2026 Compact

Position Value

$16,948

-$36,320 QoQ

Shares Held

29,945

-64.1% QoQ

Ownership

0.048%

of shares outstanding

% of Portfolio

0.00%

of 13F equity value

Holder Rank

—

not a current holder

Holding Since

Mar 2020

21 quarters on record

Voting authority Sole 100.ToString("F0")% Shared 0.ToString("F0")% None 0.ToString("F0")%

Common Shares in CTSO Over Time

Shares Held

Position Value (USD)

Derivatives in CTSO

reported options exposure · as of Mar 31, 2023

CallValue

$50,887

CallShares

15,100

PutValue

PutShares

Notional value of option positions as reported on Form 13F. Calls and puts are disclosed separately and do not net against the common-share stake above.

Position in Medical Devices

Healthcare · as of Mar 31, 2026

SUSQUEHANNA INTERNATIONAL GROUP, LLP holds $313,124,743 across 83 Medical Devices names. CTSO ranks #81 (0.0% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	ABT	Abbott Laboratories	720,999	$74,024,967
2	BSX	Boston Scientific Corp	1,033,109	$64,827,589
3	DXCM	Dexcom Inc	378,706	$23,782,736
4	PEN	Penumbra Inc	45,531	$14,951,014
5	TMDX	TransMedics Group, Inc.	133,875	$13,308,513
6	HAE	Haemonetics Corp	234,271	$13,203,513
7	INSP	Inspire Medical Systems, Inc.	210,573	$10,861,355
8	EW	Edwards Lifesciences Corp	119,419	$9,563,073

All Filings in CTSO

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40 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-03-31	$16,948	29,945	-64.1%	Shares	Other	2026-05-15
2025-12-31	$53,268	83,363	-15.1%	Shares	Other	2026-02-17
2025-09-30	$91,738	98,221	-25.5%	Shares	Other	2025-11-14
2025-06-30	$168,771	131,853	+1095.1%	Shares	Other	2025-08-14
2024-09-30	$16,549	11,033	-87.7%	Shares	Defined	2024-11-14
2024-06-30	$63,120	89,788	+454.3%	Shares	Defined	2024-08-15
2024-03-31	$15,388	16,198	+49.7%	Shares	Defined	2024-05-07
2023-06-30	$38,843	10,820	-28.3%	Shares	Defined	2023-08-11
2023-03-31	$50,887	15,100	-71.5%	Call	Defined	2023-05-16
2023-03-31	$178,421	52,944	+65.7%	Shares	Defined	2023-05-16
2022-12-31	$49,511	31,943	+198.5%	Shares	Defined	2023-02-14
2022-09-30	$14,552	10,700	-38.4%	Put	Defined	2022-11-14
2022-09-30	$23,612	17,362	-66.1%	Shares	Defined	2022-11-14
2022-06-30	$112,263	51,262	+226.5%	Shares	Defined	2022-08-15
2022-06-30	$34,383	15,700	-39.6%	Put	Defined	2022-08-15
2022-06-30	$56,940	26,000	+17.6%	Call	Defined	2022-08-15
2022-03-31	$70,499	22,100	-7.9%	Call	Defined	2022-05-16
2021-12-31	$100,509	23,988	+36.3%	Shares	Defined	2022-04-05
2021-12-31	$73,744	17,600	-42.3%	Put	Defined	2022-04-05
2021-09-30	$247,660	30,500	+46.8%	Call	Defined	2021-11-15
2021-09-30	$168,693	20,775	-61.5%	Shares	Defined	2021-11-15
2021-09-30	$438,480	54,000	-51.3%	Put	Defined	2021-11-15
2021-06-30	$837,295	110,900	+86.2%	Put	Defined	2021-08-11
2021-06-30	$449,776	59,573	+135.5%	Shares	Defined	2021-08-11
2021-06-30	$191,015	25,300	-66.4%	Call	Defined	2021-08-11
2021-03-31	$653,057	75,237	+44.7%	Shares	Defined	2021-05-17
2021-03-31	$451,360	52,000	-66.2%	Call	Defined	2021-05-17
2021-03-31	$1,334,984	153,800	+211.3%	Put	Defined	2021-05-17
2020-12-31	$393,718	49,400	-4.4%	Put	Defined	2021-03-26
2020-12-31	$411,961	51,689	+55.2%	Shares	Defined	2021-03-26
2020-12-31	$265,401	33,300	+46.7%	Call	Defined	2021-03-26
2020-09-30	$181,032	22,700	-49.3%	Call	Defined	2020-11-16
2020-09-30	$357,280	44,800	-39.3%	Put	Defined	2020-11-16
2020-09-30	$588,905	73,844	-30.5%	Shares	Defined	2020-11-16
2020-06-30	$1,052,370	106,300	+133.1%	Call	Defined	2020-08-14
2020-06-30	$451,440	45,600	-33.0%	Put	Defined	2020-08-14
2020-06-30	$673,467	68,027	-46.2%	Shares	Defined	2020-08-14
2020-03-31	$978,270	126,555	+82.1%	Shares	Defined	2020-05-15
2020-03-31	$537,235	69,500	+93.1%	Put	Defined	2020-05-15
2020-03-31	$278,280	36,000	—	Call	Defined	2020-05-15
No filing history on record for this holder in this stock.