Orion Biotech Opportuntes Co

Q4 2022 vs Q1 2023

Comparing institutional holders between quarters

Compare Detailed Historical Funds Options 13D/13G Peers Targeting Trading Summary Profile

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Aristeia Capital, L.L.C.

INCREASED

Shares1,306,038 from 402,900

Change+903,138 (+224%)

Value$13.4M (+$9.3M)

Filed 2023-05-16

Westchester Capital Management, LLC

INCREASED

Shares951,768 from 25,015

Change+926,753 (+3705%)

Value$9.7M (+$9.5M)

Filed 2023-05-15

Glazer Capital, LLC

INCREASED

Shares850,590 from 828,060

Change+22,530 (+3%)

Value$8.7K (+$380)

Filed 2023-05-15

Mmcap International Inc. SPC

UNCHANGED

Shares800,000 from 800,000

Change0 (0%)

Value$8.2M (+$144.0K)

Filed 2023-05-11

FIR Tree Inc.

DECREASED

Shares792,269 from 953,570

Change-161,301 (-17%)

Value$8.1M (-$1.5M)

Filed 2023-05-15

HSBC Holdings PLC

INCREASED

Shares707,037 from 700,987

Change+6,050 (+1%)

Value$7.2M (+$160.0K)

Filed 2023-05-15

683 Capital Management, LLC

DECREASED

Shares699,000 from 1,199,000

Change-500,000 (-42%)

Value$7.2M (-$4.9M)

Filed 2023-05-15

Cantor Fitzgerald, L. P.

INCREASED

Shares589,286 from 588,986

Change+300 (+0%)

Value$6.0M (+$6.0M)

Filed 2023-05-15

Castle Creek Arbitrage, LLC

NEW

Shares530,000

Change+530,000

Value$5.4M

Filed 2023-05-15

Magnetar Financial LLC

DECREASED

Shares500,172 from 514,727

Change-14,555 (-3%)

Value$5.1M (+$5.1M)

Filed 2023-05-15

Atalaya Capital Management LP

UNCHANGED

Shares500,000 from 500,000

Change0 (0%)

Value$5.1M (+$70.0K)

Filed 2023-05-11

Healthcare of Ontario Pension Plan Trust Fund

UNCHANGED

Shares500,000 from 500,000

Change0 (0%)

Value$5.1M (+$90.0K)

Filed 2023-05-12

P Schoenfeld Asset Management LP

UNCHANGED

Shares500,000 from 500,000

Change0 (0%)

Value$5.1M (+$100.0K)

Filed 2023-05-15

Periscope Capital Inc.

DECREASED

Shares458,619 from 471,571

Change-12,952 (-3%)

Value$4.7M (-$43.3K)

Filed 2023-05-12

Radcliffe Capital Management, L.P.

DECREASED

Shares412,096 from 824,192

Change-412,096 (-50%)

Value$4.2M (-$4.1M)

Filed 2023-05-15

Calamos Advisors LLC

UNCHANGED

Shares375,000 from 375,000

Change0 (0%)

Value$3.8M (+$67.5K)

Filed 2023-05-04

Jane Street Group, LLC

DECREASED

Shares370,827 from 370,967

Change-140 (0%)

Value$3.8M (+$72.8K)

Filed 2023-05-16

Meteora Capital, LLC

NEW

Shares366,183

Change+366,183

Value$3.7M

Filed 2023-05-15

Angelo Gordon & Co., L.P.

UNCHANGED

Shares300,000 from 300,000

Change0 (0%)

Value$3.1M (+$54.0K)

Filed 2023-05-15

Boothbay Fund Management, LLC

NEW

Shares202,553

Change+202,553

Value$2.1M

Filed 2023-05-15

AQR Arbitrage LLC

DECREASED

Shares190,800 from 200,000

Change-9,200 (-5%)

Value$2.0M (-$58.1K)

Filed 2023-05-15

Berkley W R Corp

UNCHANGED

Shares173,095 from 173,095

Change0 (0%)

Value$1.8M (+$31.2K)

Filed 2023-05-15

Rivernorth Capital Management, LLC

UNCHANGED

Shares172,050 from 172,050

Change0 (0%)

Value$1.8M (+$27.5K)

Filed 2023-05-15

Picton Mahoney Asset Management

UNCHANGED

Shares150,000 from 150,000

Change0 (0%)

Value$1.5K (+$31)

Filed 2023-05-08

Segantii Capital Management Ltd

UNCHANGED

Shares150,000 from 150,000

Change0 (0%)

Value$1.5M (+$27.0K)

Filed 2023-05-05

Arena Capital Advisors, LLC- CA

UNCHANGED

Shares141,317 from 141,317

Change0 (0%)

Value$1.4M (+$28.3K)

Filed 2023-05-12

Shaolin Capital Management LLC

DECREASED

Shares121,714 from 246,714

Change-125,000 (-51%)

Value$1.2K (-$1.2K)

Filed 2023-05-15

LMR Partners LLP

UNCHANGED

Shares105,100 from 105,100

Change0 (0%)

Value$1.1M (+$18.9K)

Filed 2023-05-15

Mizuho Securities USA Inc.

NEW

Shares100,000

Change+100,000

Value$1.0M

Filed 2023-05-03

Dupont Capital Management Corp

UNCHANGED

Shares100,000 from 100,000

Change0 (0%)

Value$1.0M (+$18.0K)

Filed 2023-04-28

CVI Holdings, LLC

DECREASED

Shares99,375 from 101,252

Change-1,877 (-2%)

Value$1.0M (-$977)

Filed 2023-05-16

Schonfeld Strategic Advisors LLC

DECREASED

Shares94,843 from 97,356

Change-2,513 (-3%)

Value$972.1K (-$6.3K)

Filed 2023-05-15

Whitebox Advisors LLC

UNCHANGED

Shares75,000 from 75,000

Change0 (0%)

Value$767.3K (+$13.5K)

Filed 2023-05-15

Marshall Wace, LLP

DECREASED

Shares72,475 from 295,886

Change-223,411 (-76%)

Value$741.4K (-$2.2M)

Filed 2023-05-15

Virtu Financial LLC

INCREASED

Shares61,730 from 35,297

Change+26,433 (+75%)

Value$631 (+$275)

Filed 2023-05-01

Michelson Medical Research Foundation, Inc.

UNCHANGED

Shares50,780 from 50,780

Change0 (0%)

Value$519.5K (+$9.1K)

Filed 2023-05-15

Commonwealth of Pennsylvania Public School Empls Retrmt SYS

UNCHANGED

Shares49,945 from 49,945

Change0 (0%)

Value$511.9K (+$511.4K)

Filed 2023-05-09

Linden Advisors LP

UNCHANGED

Shares41,814 from 41,814

Change0 (0%)

Value$427.8K (+$7.5K)

Filed 2023-05-15

Bank of Nova Scotia

UNCHANGED

Shares40,000 from 40,000

Change0 (0%)

Value$409.2K (+$5.6K)

Filed 2023-05-11

HighTower Advisors, LLC

UNCHANGED

Shares27,688 from 27,688

Change0 (0%)

Value$283.0K (+$5.0K)

Filed 2023-05-12

Polar Asset Management Partners Inc.

UNCHANGED

Shares26,900 from 26,900

Change0 (0%)

Value$275.2K (+$4.8K)

Filed 2023-05-15

HRT Financial LP

UNCHANGED

Shares20,000 from 20,000

Change0 (0%)

Value$204 (+$3)

Filed 2023-05-12

Gritstone Asset Management LLC

NEW

Shares16,330

Change+16,330

Value$167.1K

Filed 2023-05-05

Centiva Capital, LP

UNCHANGED

Shares10,540 from 10,540

Change0 (0%)

Value$107.8K (+$1.9K)

Filed 2023-05-15

Susquehanna International Group, LLP

DECREASED

Shares10,006 from 21,363

Change-11,357 (-53%)

Value$102.4K (-$112.3K)

Filed 2023-05-16

Clear Street LLC

INCREASED

Shares120 from 6

Change+114 (+1900%)

Value$1.2K (+$1.2K)

Filed 2025-05-15

Elequin Capital, LP

NEW

Shares5

Change+5

Value$51

Filed 2023-05-11

KIM, LLC

CLOSED

Shares0 from 800,000

Change-800,000 (-100%)

Value$0 (-$8.1K)

Filed 2023-05-11

Cubist Systematic Strategies, LLC

CLOSED

Shares0 from 629,218

Change-629,218 (-100%)

Value$0 (-$6.3M)

Filed 2023-05-15

Millennium Management LLC

CLOSED

Shares0 from 625,504

Change-625,504 (-100%)

Value$0 (-$6.3K)

Filed 2023-05-15

First Trust Capital Management L.P.

CLOSED

Shares0 from 265,506

Change-265,506 (-100%)

Value$0 (-$2.7M)

Filed 2023-05-12

Sculptor Capital LP

CLOSED

Shares0 from 250,000

Change-250,000 (-100%)

Value$0 (-$2.5M)

Filed 2023-05-16

DG Capital Management, LLC

CLOSED

Shares0 from 96,319

Change-96,319 (-100%)

Value$0 (-$971.9K)

Filed 2023-05-11

Exos TFP Holdings LLC

CLOSED

Shares0 from 43,029

Change-43,029 (-100%)

Value$0 (-$432.4K)

Filed 2023-05-10

UBS Group AG

CLOSED

Shares0 from 13

Change-13 (-100%)

Value$0 (-$131)

Filed 2023-05-12

Proequities, Inc.

UNCHANGED

Shares0 from 0

Change0

Value$0 ($0)

Filed 2023-05-15

	Status
Aristeia Capital, L.L.C.	INCREASED	1,306,038	402,900	+903,138	+224%	$4.0M	$13.4M	+$9.3M	2023-05-16
Westchester Capital Management, LLC	INCREASED	951,768	25,015	+926,753	+3705%	$251.4K	$9.7M	+$9.5M	2023-05-15
Glazer Capital, LLC	INCREASED	850,590	828,060	+22,530	+3%	$8.3K	$8.7K	+$380	2023-05-15
Mmcap International Inc. SPC	UNCHANGED	800,000	800,000	0	0%	$8.0M	$8.2M	+$144.0K	2023-05-11
FIR Tree Inc.	DECREASED	792,269	953,570	-161,301	-17%	$9.6M	$8.1M	-$1.5M	2023-05-15
HSBC Holdings PLC	INCREASED	707,037	700,987	+6,050	+1%	$7.1M	$7.2M	+$160.0K	2023-05-15
683 Capital Management, LLC	DECREASED	699,000	1,199,000	-500,000	-42%	$12.0M	$7.2M	-$4.9M	2023-05-15
Cantor Fitzgerald, L. P.	INCREASED	589,286	588,986	+300	+0%	$5.9K	$6.0M	+$6.0M	2023-05-15
Castle Creek Arbitrage, LLC	NEW	530,000	—	+530,000	—	—	$5.4M	—	2023-05-15
Magnetar Financial LLC	DECREASED	500,172	514,727	-14,555	-3%	$5.2K	$5.1M	+$5.1M	2023-05-15
Atalaya Capital Management LP	UNCHANGED	500,000	500,000	0	0%	$5.0M	$5.1M	+$70.0K	2023-05-11
Healthcare of Ontario Pension Plan Trust Fund	UNCHANGED	500,000	500,000	0	0%	$5.0M	$5.1M	+$90.0K	2023-05-12
P Schoenfeld Asset Management LP	UNCHANGED	500,000	500,000	0	0%	$5.0M	$5.1M	+$100.0K	2023-05-15
Periscope Capital Inc.	DECREASED	458,619	471,571	-12,952	-3%	$4.7M	$4.7M	-$43.3K	2023-05-12
Radcliffe Capital Management, L.P.	DECREASED	412,096	824,192	-412,096	-50%	$8.3M	$4.2M	-$4.1M	2023-05-15
Calamos Advisors LLC	UNCHANGED	375,000	375,000	0	0%	$3.8M	$3.8M	+$67.5K	2023-05-04
Jane Street Group, LLC	DECREASED	370,827	370,967	-140	0%	$3.7M	$3.8M	+$72.8K	2023-05-16
Meteora Capital, LLC	NEW	366,183	—	+366,183	—	—	$3.7M	—	2023-05-15
Angelo Gordon & Co., L.P.	UNCHANGED	300,000	300,000	0	0%	$3.0M	$3.1M	+$54.0K	2023-05-15
Boothbay Fund Management, LLC	NEW	202,553	—	+202,553	—	—	$2.1M	—	2023-05-15
AQR Arbitrage LLC	DECREASED	190,800	200,000	-9,200	-5%	$2.0M	$2.0M	-$58.1K	2023-05-15
Berkley W R Corp	UNCHANGED	173,095	173,095	0	0%	$1.7M	$1.8M	+$31.2K	2023-05-15
Rivernorth Capital Management, LLC	UNCHANGED	172,050	172,050	0	0%	$1.7M	$1.8M	+$27.5K	2023-05-15
Picton Mahoney Asset Management	UNCHANGED	150,000	150,000	0	0%	$1.5K	$1.5K	+$31	2023-05-08
Segantii Capital Management Ltd	UNCHANGED	150,000	150,000	0	0%	$1.5M	$1.5M	+$27.0K	2023-05-05
Arena Capital Advisors, LLC- CA	UNCHANGED	141,317	141,317	0	0%	$1.4M	$1.4M	+$28.3K	2023-05-12
Shaolin Capital Management LLC	DECREASED	121,714	246,714	-125,000	-51%	$2.5K	$1.2K	-$1.2K	2023-05-15
LMR Partners LLP	UNCHANGED	105,100	105,100	0	0%	$1.1M	$1.1M	+$18.9K	2023-05-15
Mizuho Securities USA Inc.	NEW	100,000	—	+100,000	—	—	$1.0M	—	2023-05-03
Dupont Capital Management Corp	UNCHANGED	100,000	100,000	0	0%	$1.0M	$1.0M	+$18.0K	2023-04-28
CVI Holdings, LLC	DECREASED	99,375	101,252	-1,877	-2%	$1.0M	$1.0M	-$977	2023-05-16
Schonfeld Strategic Advisors LLC	DECREASED	94,843	97,356	-2,513	-3%	$978.4K	$972.1K	-$6.3K	2023-05-15
Whitebox Advisors LLC	UNCHANGED	75,000	75,000	0	0%	$753.8K	$767.3K	+$13.5K	2023-05-15
Marshall Wace, LLP	DECREASED	72,475	295,886	-223,411	-76%	$3.0M	$741.4K	-$2.2M	2023-05-15
Virtu Financial LLC	INCREASED	61,730	35,297	+26,433	+75%	$356	$631	+$275	2023-05-01
Michelson Medical Research Foundation, Inc.	UNCHANGED	50,780	50,780	0	0%	$510.3K	$519.5K	+$9.1K	2023-05-15
Commonwealth of Pennsylvania Public School Empls Retrmt SYS	UNCHANGED	49,945	49,945	0	0%	$502	$511.9K	+$511.4K	2023-05-09
Linden Advisors LP	UNCHANGED	41,814	41,814	0	0%	$420.2K	$427.8K	+$7.5K	2023-05-15
Bank of Nova Scotia	UNCHANGED	40,000	40,000	0	0%	$403.6K	$409.2K	+$5.6K	2023-05-11
HighTower Advisors, LLC	UNCHANGED	27,688	27,688	0	0%	$278.0K	$283.0K	+$5.0K	2023-05-12
Polar Asset Management Partners Inc.	UNCHANGED	26,900	26,900	0	0%	$270.3K	$275.2K	+$4.8K	2023-05-15
HRT Financial LP	UNCHANGED	20,000	20,000	0	0%	$201	$204	+$3	2023-05-12
Gritstone Asset Management LLC	NEW	16,330	—	+16,330	—	—	$167.1K	—	2023-05-05
Centiva Capital, LP	UNCHANGED	10,540	10,540	0	0%	$105.9K	$107.8K	+$1.9K	2023-05-15
Susquehanna International Group, LLP	DECREASED	10,006	21,363	-11,357	-53%	$214.7K	$102.4K	-$112.3K	2023-05-16
Clear Street LLC	INCREASED	120	6	+114	+1900%	$0	$1.2K	+$1.2K	2025-05-15
Elequin Capital, LP	NEW	5	—	+5	—	—	$51	—	2023-05-11
KIM, LLC	CLOSED	0	800,000	-800,000	-100%	$8.1K	$0	-$8.1K	2023-05-11
Cubist Systematic Strategies, LLC	CLOSED	0	629,218	-629,218	-100%	$6.3M	$0	-$6.3M	2023-05-15
Millennium Management LLC	CLOSED	0	625,504	-625,504	-100%	$6.3K	$0	-$6.3K	2023-05-15
First Trust Capital Management L.P.	CLOSED	0	265,506	-265,506	-100%	$2.7M	$0	-$2.7M	2023-05-12
Sculptor Capital LP	CLOSED	0	250,000	-250,000	-100%	$2.5M	$0	-$2.5M	2023-05-16
DG Capital Management, LLC	CLOSED	0	96,319	-96,319	-100%	$971.9K	$0	-$971.9K	2023-05-11
Exos TFP Holdings LLC	CLOSED	0	43,029	-43,029	-100%	$432.4K	$0	-$432.4K	2023-05-10
UBS Group AG	CLOSED	0	13	-13	-100%	$131	$0	-$131	2023-05-12
Proequities, Inc.	UNCHANGED	0	0	0	—	$0	$0	$0	2023-05-15

Showing 56 of 56 institutions