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Castle Biosciences
CSTL

Overview Fund Activity

153 hedge funds and large institutions have $526M invested in Castle Biosciences in 2023 Q4 according to their latest regulatory filings, with 37 funds opening new positions, 55 increasing their positions, 45 reducing their positions, and 18 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
153
Holders Change
+18
Holders Change %
+13.33%
% of All Funds
2.24%
Holding in Top 10
3
Holding in Top 10 Change
+2
Holding in Top 10 Change %
+200%
% of All Funds
0.04%
New
37
Increased
55
Reduced
45
Closed
18
Calls
$148K
Puts
$80K
Net Calls
+$68K
Net Calls Change
-$491K

Top Buyers

1
Morgan Stanley
1
Morgan Stanley
New York
$20.6M
2
PCM
2
Portolan Capital Management
Massachusetts
$15.7M
3
NCGI
3
Next Century Growth Investors
Minnesota
$4.62M
4
IECM
4
Intrinsic Edge Capital Management
Illinois
$7.04M
5
BlackRock
5
BlackRock
New York
$49.3M

Top Sellers

1
GIM
1
Granahan Investment Management
Massachusetts
$46.8M
2
SCM
2
Soleus Capital Management
Connecticut
$561K
3
WA
3
Wasatch Advisors
Utah
$55.9M
4
Citadel Advisors
4
Citadel Advisors
Florida
$7.09M
5
Walleye Capital
5
Walleye Capital
New York
$0
Name Holding Trade Value Shares
Change 		Shares
Change %
WA
1
Wasatch Advisors
Utah
$55.9M -$4.1M -189,793 -7%
BlackRock
2
BlackRock
New York
$49.3M +$3.17M +147,019 +7%
GIM
3
Granahan Investment Management
Massachusetts
$46.8M -$6.93M -321,202 -13%
Principal Financial Group
4
Principal Financial Group
Iowa
$34.2M +$2.23M +103,503 +7%
Vanguard Group
5
Vanguard Group
Pennsylvania
$31.5M +$477K +22,093 +2%
BG
6
Bellevue Group
Switzerland
$26.6M +$93.8K +4,347 +0.4%
DM
7
Deerfield Management
New York
$20.8M +$406K +18,808 +2%
Morgan Stanley
8
Morgan Stanley
New York
$20.6M +$19.8M +917,424 +2,374%
PCM
9
Portolan Capital Management
Massachusetts
$15.7M +$10.3M +475,625 +188%
Millennium Management
10
Millennium Management
New York
$15.5M +$2.62M +121,254 +20%
Dimensional Fund Advisors
11
Dimensional Fund Advisors
Texas
$14.3M +$2.34M +108,481 +20%
State Street
12
State Street
Massachusetts
$12.5M +$318K +14,754 +3%
Geode Capital Management
13
Geode Capital Management
Massachusetts
$12.2M +$645K +29,879 +6%
KCM
14
Kornitzer Capital Management
Kansas
$11.7M -$2.27M -105,350 -16%
PCM
15
Palisade Capital Management
New Jersey
$11.6M -$1.36M -63,126 -10%
Jacobs Levy Equity Management
16
Jacobs Levy Equity Management
New Jersey
$11.6M -$229K -10,616 -2%
PHP
17
Parkman Healthcare Partners
Connecticut
$7.71M +$2.86M +132,564 +59%
Citadel Advisors
18
Citadel Advisors
Florida
$7.09M -$4.09M -189,309 -37%
IECM
19
Intrinsic Edge Capital Management
Illinois
$7.04M +$3.67M +170,000 +109%
Ameriprise
20
Ameriprise
Minnesota
$6.04M +$296K +13,727 +5%
Northern Trust
21
Northern Trust
Illinois
$5.39M +$132K +6,137 +3%
New York State Common Retirement Fund
22
New York State Common Retirement Fund
New York
$5.12M -$189K -8,742 -4%
NCGI
23
Next Century Growth Investors
Minnesota
$4.62M +$4.62M +213,886 New
Charles Schwab
24
Charles Schwab
California
$4.47M +$136K +6,306 +3%
BPC
25
Banque Pictet & Cie
Switzerland
$3.94M -$445K -20,611 -10%
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