Portolan Capital Management - CASTLE BIOSCIENCES INC ownership

CASTLE BIOSCIENCES INC's ticker is CSTL and the CUSIP is 14843C105. A total of 147 filers reported holding CASTLE BIOSCIENCES INC in Q1 2023. The put-call ratio across all filers is 0.01 and the average weighting 0.7%.

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 Q1 2023
NameSharesValueWeighting ↓
NEXT CENTURY GROWTH INVESTORS LLC 538,673$24,164,0002.41%
Pembroke Management, LTD 463,909$20,811,0001.74%
Redwood Investments, LLC 375,892$16,863,0001.60%
Monarch Partners Asset Management LLC 156,502$7,021,0001.57%
PERKINS CAPITAL MANAGEMENT INC 33,170$1,488,0001.22%
Mesirow Financial Investment Management, Inc. 7,985$358,0001.21%
Grandeur Peak Global Advisors, LLC 544,723$24,436,0001.16%
Granahan Investment Management 793,715$35,606,0000.88%
WASATCH ADVISORS LP 3,443,847$154,491,0000.76%
Intrinsic Edge Capital Management LLC 212,400$9,528,0000.73%
View complete list of CASTLE BIOSCIENCES INC shareholders