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Castle Biosciences
CSTL

Overview Fund Activity

174 hedge funds and large institutions have $1.46B invested in Castle Biosciences in 2021 Q1 according to their latest regulatory filings, with 35 funds opening new positions, 73 increasing their positions, 53 reducing their positions, and 23 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
174
Holders Change
+12
Holders Change %
+7.41%
% of All Funds
3.06%
Holding in Top 10
2
Holding in Top 10 Change
-2
Holding in Top 10 Change %
-50%
% of All Funds
0.04%
New
35
Increased
73
Reduced
53
Closed
23
Calls
$2.37M
Puts
$12.1M
Net Calls
-$9.74M
Net Calls Change
-$14.8M

Top Buyers

1
AIM
ARK Investment Management
Florida
$178M
2
Select Equity Group
Select Equity Group
New York
$24.7M
3
WRF
Waddell & Reed Financial
Kansas
$20.3M
4
WA
Wasatch Advisors
Utah
$161M
5
ZCI
Zevenbergen Capital Investments
Washington
$19M

Top Sellers

1
Fidelity Investments
Fidelity Investments
Massachusetts
$23M
2
Millennium Management
Millennium Management
New York
$17.1M
3
APM
Avidity Partners Management
Texas
$0
4
Federated Hermes
Federated Hermes
Pennsylvania
$9.57M
5
RI
Redwood Investments
Massachusetts
$12.8M
Name Holding Trade Value Shares
Change 		Shares
Change %
Lord, Abbett & Co
26
Lord, Abbett & Co
New Jersey
$13.2M -$1.66M -24,227 -11%
RI
27
Redwood Investments
Massachusetts
$12.8M -$8.66M -126,430 -40%
Northern Trust
28
Northern Trust
Illinois
$12.1M +$996K +14,552 +9%
CM
29
Castleark Management
Illinois
$11.2M +$1.06M +15,410 +10%
TFS
30
TrustCore Financial Services
Tennessee
$10.6M – – –
Dimensional Fund Advisors
31
Dimensional Fund Advisors
Texas
$9.76M +$8.34M +122,306 +591%
Federated Hermes
32
Federated Hermes
Pennsylvania
$9.57M -$9.37M -136,852 -49%
Morgan Stanley
33
Morgan Stanley
New York
$9.34M +$4.11M +60,086 +79%
Charles Schwab
34
Charles Schwab
California
$7.99M +$794K +11,595 +11%
Ameriprise
35
Ameriprise
Minnesota
$7.47M -$1.71M -24,950 -19%
Calamos Advisors
36
Calamos Advisors
Illinois
$7.24M -$2.81M -41,075 -28%
ABG
37
Ally Bridge Group
New York
$6.85M -$7.53M -110,000 -52%
PFM
38
Premier Fund Managers
United Kingdom
$6.76M – – –
OAM
39
Oberweis Asset Management
Illinois
$6.65M -$4.52M -66,040 -40%
Two Sigma Investments
40
Two Sigma Investments
New York
$6.31M +$1.53M +22,409 +32%
Principal Financial Group
41
Principal Financial Group
Iowa
$6.06M +$699K +10,212 +13%
DDC
42
DF Dent & Co
Maryland
$5.98M +$3.19M +46,591 +114%
SBH
43
Segall Bryant & Hamill
Illinois
$5.77M +$1.24M +18,087 +27%
Russell Investments Group
44
Russell Investments Group
United Kingdom
$5.48M -$2.08M -30,374 -28%
Luther King Capital Management (LKCM)
45
Luther King Capital Management (LKCM)
Texas
$5.48M +$2.41M +35,140 +78%
Bank of New York Mellon
46
Bank of New York Mellon
New York
$5.34M -$501K -7,325 -9%
PI
47
Putnam Investments
Massachusetts
$4.72M -$955K -13,953 -17%
SG Americas Securities
48
SG Americas Securities
New York
$4.44M +$281K +4,099 +7%
Two Sigma Advisers
49
Two Sigma Advisers
New York
$4.25M +$2.53M +37,000 +147%
ACH
50
ArrowMark Colorado Holdings
Colorado
$4.15M -$350K -5,106 -8%
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