APTO

Aptose Biosciences, Inc.
APTO

Overview Fund Activity
Delisted

APTO was delisted on the 1st of April, 2025.

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58 hedge funds and large institutions have $42.6M invested in Aptose Biosciences, Inc. in 2021 Q4 according to their latest regulatory filings, with 11 funds opening new positions, 22 increasing their positions, 14 reducing their positions, and 17 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
58
Holders Change
-6
Holders Change %
-9.38%
% of All Funds
0.9%
Holding in Top 10
1
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
0.02%
New
11
Increased
22
Reduced
14
Closed
17
Calls
$197K
Puts
$102K
Net Calls
+$95K
Net Calls Change
+$214K

Top Buyers

1
CC
1
Carlson Capital
Texas
$1.89M
2
SMH
2
Sanders Morris Harris
Texas
$2.92M
3
VC
3
Voss Capital
Texas
$743K
4
Two Sigma Investments
4
Two Sigma Investments
New York
$930K
5
Millennium Management
5
Millennium Management
New York
$1.47M

Top Sellers

1
FLAM
1
First Light Asset Management
Minnesota
$0
2
CAM
2
Cormorant Asset Management
Massachusetts
$0
3
O
3
OrbiMed
New York
$0
4
6CM
4
683 Capital Management
New York
$2.73M
5
OM
5
Opaleye Management
Massachusetts
$0
Name Holding Trade Value Shares
Change 		Shares
Change %
CSS
26
Cubist Systematic Strategies
Connecticut
$92K +$92K +150 New
GS
27
Gagnon Securities
New York
$79K -$1.22K -2 -2%
BCM
28
Bayesian Capital Management
New York
$51K +$51K +84 New
UBS Group
29
UBS Group
Switzerland
$48K +$23.1K +38 +93%
CA
30
Cetera Advisors
Colorado
$44K +$27.5K +45 +167%
Geode Capital Management
31
Geode Capital Management
Massachusetts
$43K – – –
US Bancorp
32
US Bancorp
Minnesota
$41K – – –
Toronto Dominion Bank
33
Toronto Dominion Bank
Ontario, Canada
$38K +$35K +58 +1,160%
TCBWMS
34
Texas Capital Bank Wealth Management Services
Texas
$34K +$34K +56 New
EP
35
Equius Partners
California
$34K +$34K +56 New
TCA
36
Transcend Capital Advisors
New Jersey
$32K – – –
VF
37
Virtu Financial
New York
$31K +$31K +51 New
Rockefeller Capital Management
38
Rockefeller Capital Management
New York
$29K +$27.2K +45 +1,500%
BFEC
39
Benjamin F. Edwards & Company
Missouri
$27K – – –
Squarepoint
40
Squarepoint
New York
$27K +$6.14K +10 +29%
RJA
41
Raymond James & Associates
Florida
$22K -$5.5K -9 -20%
WA
42
WealthTrust Axiom
Pennsylvania
$20K – – –
NFSG
43
Newbridge Financial Services Group
Florida
$20K – – –
NDSI
44
Newman Dignan & Sheerar Inc
Rhode Island
$19K +$1.23K +2 +7%
HF
45
HRT Financial
New York
$17K +$17K +29 New
Royal Bank of Canada
46
Royal Bank of Canada
Ontario, Canada
$16K -$6.4K -10 -29%
FDCDDQ
47
Federation des caisses Desjardins du Quebec
Quebec, Canada
$15.6K +$13.8K +23 +767%
Wells Fargo
48
Wells Fargo
California
$15K -$20K -32 -57%
KAS
49
Kestra Advisory Services
Texas
$15K +$15K +24 New
BFM
50
Boothbay Fund Management
New York
$14K – – –
1
2
3