Portolan Capital Management - STAAR SURGICAL CO ownership

STAAR SURGICAL CO's ticker is STAA and the CUSIP is 852312305. A total of 268 filers reported holding STAAR SURGICAL CO in Q1 2022. The put-call ratio across all filers is 1.72 and the average weighting 0.4%.

Quarter-by-quarter ownership
Portolan Capital Management ownership history of STAAR SURGICAL CO
ValueSharesWeighting
Q3 2022$4,345,000
-53.7%
61,583
-53.4%
0.46%
-51.4%
Q2 2022$9,375,000
+4.9%
132,179
+18.2%
0.94%
+32.6%
Q1 2022$8,934,000111,7980.71%
Other shareholders
STAAR SURGICAL CO shareholders Q1 2022
NameSharesValueWeighting ↓
BROADWOOD CAPITAL INC 8,592,007$606,166,00046.26%
ACT CAPITAL MANAGEMENT, LLC 222,800$15,719,00021.69%
APEIRON CAPITAL Ltd 407,100$28,721,00019.14%
Defender Capital, LLC. 412,797$29,159,00011.42%
Palo Alto Investors LP 1,096,882$77,385,0006.12%
E Fund Management Co., Ltd. 732,296$51,663,0004.81%
Aubrey Capital Management Ltd 65,500$4,618,865,0003.96%
NEXT CENTURY GROWTH INVESTORS LLC 434,037$30,621,0003.73%
ARDSLEY ADVISORY PARTNERS LP 175,000$12,346,0002.76%
GENEVA CAPITAL MANAGEMENT LLC 947,126$66,819,0001.54%
View complete list of STAAR SURGICAL CO shareholders