APTO

Aptose Biosciences, Inc.
APTO

Overview Fund Activity
Delisted

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

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70 hedge funds and large institutions have $313M invested in Aptose Biosciences, Inc. in 2021 Q1 according to their latest regulatory filings, with 16 funds opening new positions, 22 increasing their positions, 18 reducing their positions, and 11 closing their positions.

Holders
70
Holders Change
+5
Holders Change %
+7.69%
% of All Funds
1.23%
Holding in Top 10
3
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
0.05%
New
16
Increased
22
Reduced
18
Closed
11
Calls
$2.69M
Puts
$1.37M
Net Calls
+$1.32M
Net Calls Change
+$194K

Top Buyers

1
CAM
1
Cormorant Asset Management
Massachusetts
$23.9M
2
FLAM
2
First Light Asset Management
Minnesota
$18.5M
3
VA
3
VR Adviser
New York
$9.59M
4
WP
4
Woodline Partners
California
$13.3M
5
Marshall Wace
5
Marshall Wace
United Kingdom
$3.97M

Top Sellers

1
CA
1
Corriente Advisors
Texas
$0
2
PAMU
2
Pictet Asset Management (UK)
United Kingdom
$16.1M
3
SMH
3
Sanders Morris Harris
Texas
$144K
4
PM
4
Prosight Management
Texas
$896K
5
6CM
5
683 Capital Management
New York
$3.59M
Name Holding Trade Value Shares
Change 		Shares
Change %
Royal Bank of Canada
51
Royal Bank of Canada
Ontario, Canada
$77K – – –
TSS
52
Two Sigma Securities
New York
$73K +$73K +27 New
BFM
53
Boothbay Fund Management
New York
$73K +$73K +27 New
JAWM
54
J. Arnold Wealth Management
Ohio
$70K -$24.2K -9 -26%
AC
55
Apogem Capital
New York
$69K -$228K -86 -77%
AFM
56
Abbot Financial Management
Massachusetts
$60K +$60K +22 New
Deutsche Bank
57
Deutsche Bank
Germany
$57K +$46.1K +17 +425%
CL
58
CSS LLC
Illinois
$51K +$51K +19 New
CAPTRUST Financial Advisors
59
CAPTRUST Financial Advisors
North Carolina
$38K – – –
Osaic Holdings
60
Osaic Holdings
Arizona
$21K +$18.4K +7 +700%
PNC Financial Services Group
61
PNC Financial Services Group
Pennsylvania
$18K – – –
Wells Fargo
62
Wells Fargo
California
$13K +$7.8K +3 +150%
Northwestern Mutual Wealth Management
63
Northwestern Mutual Wealth Management
Wisconsin
$12K -$51K -17 -81%
LC
64
Lindbrook Capital
California
$12K +$12K +4 New
UBS Group
65
UBS Group
Switzerland
$10K -$7.5K -3 -43%
FDCDDQ
66
Federation des caisses Desjardins du Quebec
Quebec, Canada
$9.5K – – –
GCM
67
Gables Capital Management
Florida
$9K – – –
Rockefeller Capital Management
68
Rockefeller Capital Management
New York
$9K +$9K +3 New
TCWM
69
Total Clarity Wealth Management
Illinois
$5K +$5K +2 New
Toronto Dominion Bank
70
Toronto Dominion Bank
Ontario, Canada
$3K +$3K +1 New
JPMorgan Chase & Co
71
JPMorgan Chase & Co
New York
$1K – – –
CA
72
Corriente Advisors
Texas
– -$12.7M -6,444 Closed
BIM
73
Bogle Investment Management
Massachusetts
– -$412K -209 Closed
APP
74
Alpha Paradigm Partners
Illinois
– -$303K -154 Closed
Susquehanna International Group
75
Susquehanna International Group
Pennsylvania
– -$229K -116 Closed
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