APTO

Aptose Biosciences, Inc.
APTO

Overview Fund Activity
Delisted

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

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64 hedge funds and large institutions have $85.8M invested in Aptose Biosciences, Inc. in 2021 Q3 according to their latest regulatory filings, with 11 funds opening new positions, 23 increasing their positions, 20 reducing their positions, and 10 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
64
Holders Change
+1
Holders Change %
+1.59%
% of All Funds
1.12%
Holding in Top 10
1
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
0.02%
New
11
Increased
23
Reduced
20
Closed
10
Calls
$251K
Puts
$370K
Net Calls
-$119K
Net Calls Change
-$50K

Top Buyers

1
6CM
1
683 Capital Management
New York
$6.79M
2
Morgan Stanley
2
Morgan Stanley
New York
$3.24M
3
Renaissance Technologies
3
Renaissance Technologies
New York
$1.58M
4
SMH
4
Sanders Morris Harris
Texas
$3.08M
5
DS
5
DRW Securities
Illinois
$19.4M

Top Sellers

1
O
1
OrbiMed
New York
$5.66M
2
EAM
2
Eventide Asset Management
Massachusetts
$0
3
CAM
3
Cormorant Asset Management
Massachusetts
$6.54M
4
OM
4
Opaleye Management
Massachusetts
$1.2M
5
VC
5
Voss Capital
Texas
$147K
Name Holding Trade Value Shares
Change 		Shares
Change %
NDSI
51
Newman Dignan & Sheerar Inc
Rhode Island
$28K +$28K +29 New
CA
52
Cetera Advisors
Colorado
$27K +$4K +4 +17%
BFM
53
Boothbay Fund Management
New York
$23K -$4K -4 -15%
AFM
54
Abbot Financial Management
Massachusetts
$22K – – –
QT
55
Quantbot Technologies
New York
$20K +$15K +15 +300%
CAPTRUST Financial Advisors
56
CAPTRUST Financial Advisors
North Carolina
$14K – – –
TCWM
57
Total Clarity Wealth Management
Illinois
$9K +$9K +9 New
Osaic Holdings
58
Osaic Holdings
Arizona
$7K -$1K -1 -13%
PNC Financial Services Group
59
PNC Financial Services Group
Pennsylvania
$7K – – –
Toronto Dominion Bank
60
Toronto Dominion Bank
Ontario, Canada
$5K +$4K +4 +400%
Northwestern Mutual Wealth Management
61
Northwestern Mutual Wealth Management
Wisconsin
$4K – – –
FDCDDQ
62
Federation des caisses Desjardins du Quebec
Quebec, Canada
$3.37K -$1.12K -1 -25%
Rockefeller Capital Management
63
Rockefeller Capital Management
New York
$3K – – –
Walleye Capital
64
Walleye Capital
New York
$618 +$618 +630 New
PCH
65
Polar Capital Holdings
United Kingdom
– -$8.58K -5,742 Closed
EAM
66
Eventide Asset Management
Massachusetts
– -$7.63M -5,109 Closed
PM
67
Precept Management
Texas
– -$664K -444 Closed
ECM
68
ExodusPoint Capital Management
New York
– -$123K -82 Closed
PSP
69
Principal Street Partners
Tennessee
– -$72K -48 Closed
DAM
70
Doheny Asset Management
California
– -$35K -23 Closed
AC
71
Apogem Capital
New York
– -$34K -23 Closed
HWM
72
HighMark Wealth Management
Minnesota
– -$17K -11 Closed
CL
73
CSS LLC
Illinois
– -$5K -3 Closed
GCM
74
Gables Capital Management
Florida
– -$5K -3 Closed
JPMorgan Chase & Co
75
JPMorgan Chase & Co
New York
– -$1K – –
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