APTO

Aptose Biosciences, Inc.
APTO

Overview Fund Activity
Delisted

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

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25 hedge funds and large institutions have $4.71M invested in Aptose Biosciences, Inc. in 2023 Q2 according to their latest regulatory filings, with 3 funds opening new positions, 0 increasing their positions, 22 reducing their positions, and 23 closing their positions.

Holders
25
Holders Change
-20
Holders Change %
-44.44%
% of All Funds
0.39%
Holding in Top 10
–
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
–
New
3
Increased
–
Reduced
22
Closed
23
Calls
–
Puts
–
Net Calls
–
Net Calls Change
–

Top Buyers

1
Royal Bank of Canada
1
Royal Bank of Canada
Ontario, Canada
$8K
2
Bank of America
2
Bank of America
North Carolina
$464
3
CSC
3
Caldwell Sutter Capital
California
$427
4
TRCT
4
Tower Research Capital (TRC)
New York
$135

Top Sellers

1
DS
1
DRW Securities
Illinois
$2.75M
2
NCM
2
Nantahala Capital Management
Connecticut
$679K
3
CC
3
Carlson Capital
Texas
$495K
4
AC
4
Annandale Capital
Texas
$247K
5
Morgan Stanley
5
Morgan Stanley
New York
$218K
Name Market Value Shares Shares
Change 		Shares
Change %
DS
1
DRW Securities
Illinois
$2.75M 592,829 -8,299,608 -93%
NCM
2
Nantahala Capital Management
Connecticut
$679K 146,232 -4,832,743 -97%
CC
3
Carlson Capital
Texas
$495K 106,666 -1,543,334 -94%
AC
4
Annandale Capital
Texas
$247K 53,332 -746,668 -93%
Morgan Stanley
5
Morgan Stanley
New York
$218K 47,082 -656,210 -93%
Goldman Sachs
6
Goldman Sachs
New York
$165K 35,472 -627,535 -95%
VC
7
Voss Capital
Texas
$67.9K 14,634 -535,366 -97%
TWC
8
TD Waterhouse Canada
Ontario, Canada
$44.4K 7,345 -102,850 -93%
US Bancorp
9
US Bancorp
Minnesota
$9.37K 2,020 -28,280 -93%
Royal Bank of Canada
10
Royal Bank of Canada
Ontario, Canada
$8K 1,526 -10,366 -87%
Wells Fargo
11
Wells Fargo
California
$7.94K 1,712 -33,988 -95%
GG
12
Gleason Group
Kentucky
$5.64K 1,216 -17,034 -93%
NFSG
13
Newbridge Financial Services Group
Florida
$4.48K 965 -13,535 -93%
Osaic Holdings
14
Osaic Holdings
Arizona
$1.95K 420 -5,901 -93%
HWM
15
HighMark Wealth Management
Minnesota
$1.39K 300 -4,215 -93%
BHWM
16
Beaird Harris Wealth Management
Texas
$1.16K 250 -3,510 -93%
JMF
17
Johnson Midwest Financial
Iowa
$701 151 -2,124 -93%
Northwestern Mutual Wealth Management
18
Northwestern Mutual Wealth Management
Wisconsin
$617 133 -1,867 -93%
Group One Trading
19
Group One Trading
Illinois
$534 115 -3,721 -97%
FDCDDQ
20
Federation des caisses Desjardins du Quebec
Quebec, Canada
$465 102 -1,456 -93%
Bank of America
21
Bank of America
North Carolina
$464 100 +100 New
CSC
22
Caldwell Sutter Capital
California
$427 92 +92 New
TRCT
23
Tower Research Capital (TRC)
New York
$135 29 +29 New
UBS Group
24
UBS Group
Switzerland
$125 27 -4,102 -99%
National Bank of Canada
25
National Bank of Canada
Quebec, Canada
$5 1 -35 -97%
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