Portolan Capital Management - CASTLE BIOSCIENCES INC ownership

CASTLE BIOSCIENCES INC's ticker is CSTL and the CUSIP is 14843C105. A total of 181 filers reported holding CASTLE BIOSCIENCES INC in Q2 2021. The put-call ratio across all filers is 0.24 and the average weighting 0.1%.

Quarter-by-quarter ownership
Portolan Capital Management ownership history of CASTLE BIOSCIENCES INC
ValueSharesWeighting
Q3 2023$4,273,643
-27.8%
253,028
-41.4%
0.40%
-23.9%
Q2 2023$5,919,823
+1.5%
431,474
+68.1%
0.52%
-5.6%
Q1 2023$5,831,065
-57.6%
256,649
-56.0%
0.56%
-59.3%
Q4 2022$13,740,675
+75.3%
583,716
+94.2%
1.36%
+64.6%
Q3 2022$7,839,000
+130.4%
300,590
+94.0%
0.83%
+141.4%
Q2 2022$3,402,000
+408.5%
154,968
+1597.9%
0.34%
+614.6%
Q2 2021$669,000
-39.9%
9,127
-44.9%
0.05%
-52.5%
Q4 2020$1,113,000
-21.7%
16,573
-40.0%
0.10%
-37.3%
Q3 2020$1,422,000
-47.5%
27,632
-61.5%
0.16%
-47.9%
Q2 2020$2,707,000
-33.1%
71,834
-47.0%
0.31%
-49.1%
Q1 2020$4,044,000
-61.5%
135,654
-55.6%
0.61%
-42.8%
Q4 2019$10,503,000
+364.7%
305,578
+144.6%
1.06%
+316.1%
Q3 2019$2,260,000124,9310.26%
Other shareholders
CASTLE BIOSCIENCES INC shareholders Q2 2021
NameSharesValueWeighting ↓
Pembroke Management, LTD 450,894$33,064,0002.59%
Monarch Partners Asset Management LLC 153,887$11,285,0001.62%
NEXT CENTURY GROWTH INVESTORS LLC 281,795$20,664,0001.61%
Mesirow Financial Investment Management, Inc. 8,183$600,0001.53%
PERKINS CAPITAL MANAGEMENT INC 33,150$2,431,0001.38%
OBERWEIS ASSET MANAGEMENT INC/ 74,060$5,431,0001.19%
TRUSTCORE FINANCIAL SERVICES, LLC 152,474$11,181,0001.18%
Altium Capital Management LP 69,000$5,060,0001.17%
Redwood Investments, LLC 186,491$13,675,0001.10%
Lisanti Capital Growth, LLC 107,650$7,894,0000.98%
View complete list of CASTLE BIOSCIENCES INC shareholders