Collegium Pharma Inc

Q1 2026 vs Q2 2026

Comparing institutional holders between quarters

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

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Linden Advisors LP

INCREASED

Shares139,190,000 from 135,690,000

Change+3,500,000 (+3%)

Value$171.7M (+$14.0M)

Filed 2026-08-14

Tenor Capital Management Co., L.P.

UNCHANGED

Shares68,807,000 from 68,807,000

Change0 (0%)

Value$85.8M (+$5.6M)

Filed 2026-08-14

Silverback Asset Management LLC

INCREASED

Shares15,298,000 from 10,300,000

Change+4,998,000 (+49%)

Value$18.8M (+$6.8M)

Filed 2026-08-13

Wellesley Asset Management

INCREASED

Shares5,725,000 from 4,125,000

Change+1,600,000 (+39%)

Value$4.6M (+$2.1M)

Filed 2026-08-13

SSI Investment Management LLC

UNCHANGED

Shares5,100,000 from 5,100,000

Change0 (0%)

Value$6.3M (+$372.8K)

Filed 2026-08-10

DECREASED

Shares2,834,000 from 2,849,000

Change-15,000 (-1%)

Value$3.5M (+$189.8K)

Filed 2026-08-13

Picton Mahoney Asset Management

NEW

Shares2,500,000

Change+2,500,000

Value$3.1M

Filed 2026-08-13

BNP Paribas Financial Markets

UNCHANGED

Shares1,324,000 from 1,324,000

Change0 (0%)

Value$1.6M (+$86.2K)

Filed 2026-08-13

Mirabaud Asset Management (France) SAS

NEW

Shares1,000,000

Change+1,000,000

Value$1.2M

Filed 2026-08-12

Lazard Asset Management LLC

UNCHANGED

Shares676,000 from 676,000

Change0 (0%)

Value$8.4K (+$486)

Filed 2026-08-14

DECREASED

Shares306,000 from 806,000

Change-500,000 (-62%)

Value$377.1K (-$557.2K)

Filed 2026-08-13

Walleye Capital LLC

CLOSED

Shares0 from 6,498,000

Change-6,498,000 (-100%)

Value$0 (-$7.6M)

Filed 2026-08-03

Aristeia Capital, L.L.C.

CLOSED

Shares0 from 3,500,000

Change-3,500,000 (-100%)

Value$0 (-$4.1M)

Filed 2026-08-14

CLOSED

Shares0 from 922,000

Change-922,000 (-100%)

Value$0 (-$1.1M)

Filed 2026-08-03

	Status
Linden Advisors LP	INCREASED	139,190,000	135,690,000	+3,500,000	+3%	$157.7M	$171.7M	+$14.0M	2026-08-14
Tenor Capital Management Co., L.P.	UNCHANGED	68,807,000	68,807,000	0	0%	$80.2M	$85.8M	+$5.6M	2026-08-14
Silverback Asset Management LLC	INCREASED	15,298,000	10,300,000	+4,998,000	+49%	$12.0M	$18.8M	+$6.8M	2026-08-13
Wellesley Asset Management	INCREASED	5,725,000	4,125,000	+1,600,000	+39%	$2.5M	$4.6M	+$2.1M	2026-08-13
SSI Investment Management LLC	UNCHANGED	5,100,000	5,100,000	0	0%	$5.9M	$6.3M	+$372.8K	2026-08-10
FMR LLC	DECREASED	2,834,000	2,849,000	-15,000	-1%	$3.3M	$3.5M	+$189.8K	2026-08-13
Picton Mahoney Asset Management	NEW	2,500,000	—	+2,500,000	—	—	$3.1M	—	2026-08-13
BNP Paribas Financial Markets	UNCHANGED	1,324,000	1,324,000	0	0%	$1.5M	$1.6M	+$86.2K	2026-08-13
Mirabaud Asset Management (France) SAS	NEW	1,000,000	—	+1,000,000	—	—	$1.2M	—	2026-08-12
Lazard Asset Management LLC	UNCHANGED	676,000	676,000	0	0%	$7.9K	$8.4K	+$486	2026-08-14
Morgan Stanley	DECREASED	306,000	806,000	-500,000	-62%	$934.3K	$377.1K	-$557.2K	2026-08-13
Walleye Capital LLC	CLOSED	0	6,498,000	-6,498,000	-100%	$7.6M	$0	-$7.6M	2026-08-03
Aristeia Capital, L.L.C.	CLOSED	0	3,500,000	-3,500,000	-100%	$4.1M	$0	-$4.1M	2026-08-14
Citigroup Inc	CLOSED	0	922,000	-922,000	-100%	$1.1M	$0	-$1.1M	2026-08-03

Showing 14 of 14 institutions