Calamos Advisors LLC - COLLEGIUM PHARMACEUTICAL INC ownership

COLLEGIUM PHARMACEUTICAL INC's ticker is and the CUSIP is 19459JAA2. A total of 19 filers reported holding COLLEGIUM PHARMACEUTICAL INC in Q4 2020. The put-call ratio across all filers is - and the average weighting 0.2%.

Quarter-by-quarter ownership
Calamos Advisors LLC ownership history of COLLEGIUM PHARMACEUTICAL INC
ValueSharesWeighting
Q4 2022$3,556,210
+18.7%
3,500,0000.0%0.02%
+21.4%
Q3 2022$2,996,000
-4.0%
3,500,0000.0%0.01%
+7.7%
Q2 2022$3,121,000
-10.6%
3,500,0000.0%0.01%0.0%
Q1 2022$3,491,000
+1.6%
3,500,0000.0%0.01%0.0%
Q4 2021$3,435,000
-1.5%
3,500,0000.0%0.01%
-13.3%
Q3 2021$3,489,000
-8.4%
3,500,0000.0%0.02%
-11.8%
Q2 2021$3,810,000
+0.3%
3,500,0000.0%0.02%
-19.0%
Q1 2021$3,797,000
+10.2%
3,500,0000.0%0.02%
+5.0%
Q4 2020$3,446,0000.0%3,500,0000.0%0.02%
-9.1%
Q3 2020$3,446,000
+9.1%
3,500,0000.0%0.02%0.0%
Q2 2020$3,158,000
-2.1%
3,500,0000.0%0.02%
-12.0%
Q1 2020$3,225,0003,500,0000.02%
Other shareholders
COLLEGIUM PHARMACEUTICAL INC shareholders Q4 2020
NameSharesValueWeighting ↓
Perceptive Advisors 17,500,000$173,250,0001.86%
HIGHBRIDGE CAPITAL MANAGEMENT LLC 35,995,000$34,967,0001.34%
STEELHEAD PARTNERS LLC 14,500,000$14,373,0000.97%
LINDEN ADVISORS LP 28,000,000$27,715,0000.21%
DeepCurrents Investment Group LLC 3,400,000$3,340,0000.09%
Teton Advisors, Inc. 500,000$492,0000.07%
CSS LLC/IL 720,000$716,0000.03%
Alberta Investment Management Corp 3,000,000$2,984,0000.03%
Jefferies Group LLC 2,948,000$2,913,3980.02%
LAZARD ASSET MANAGEMENT LLC 17,500,000$17,399,0000.02%
View complete list of COLLEGIUM PHARMACEUTICAL INC shareholders