APTO

Aptose Biosciences, Inc.
APTO

Overview Fund Activity
Delisted

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

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14 hedge funds and large institutions have $12M invested in Aptose Biosciences, Inc. in 2015 Q3 according to their latest regulatory filings, with 0 funds opening new positions, 1 increasing their positions, 8 reducing their positions, and 4 closing their positions.

Holders
14
Holders Change
-4
Holders Change %
-22.22%
% of All Funds
0.39%
Holding in Top 10
–
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
–
New
–
Increased
1
Reduced
8
Closed
4
Calls
–
Puts
–
Net Calls
–
Net Calls Change
–

Top Buyers

1
TMC
1
Trellus Management Company
Florida
$125K

Top Sellers

1
SFM
1
Sphera Funds Management
Israel
$0
2
BI
2
BVF Inc
California
$179K
3
DCM
3
DAFNA Capital Management
California
$83K
4
Bank of Montreal
4
Bank of Montreal
Ontario, Canada
$280K
5
SIM
5
Spark Investment Management
New York
$0
Name Market Value Shares Shares
Change 		Shares
Change %
Franklin Resources
1
Franklin Resources
California
$6.16M 1,416,666 – –
CAM
2
Cormorant Asset Management
Massachusetts
$4.71M 1,081,867 – –
Bank of Montreal
3
Bank of Montreal
Ontario, Canada
$280K 65,060 -26,303 -29%
BI
4
BVF Inc
California
$179K 41,600 -63,829 -61%
BBA
5
Baker Bros. Advisors
New York
$144K 33,397 – –
TMC
6
Trellus Management Company
Florida
$125K 29,031 +7,631 +36%
WMSA
7
Weiss Multi-Strategy Advisers
New York
$108K 25,000 – –
DCM
8
DAFNA Capital Management
California
$83K 19,239 -51,157 -73%
Royal Bank of Canada
9
Royal Bank of Canada
Ontario, Canada
$72K 16,888 -219 -1%
KCM
10
Knoll Capital Management
Florida
$51K 11,933 -8,067 -40%
TRCT
11
Tower Research Capital (TRC)
New York
$43K 9,988 -1,514 -13%
Morgan Stanley
12
Morgan Stanley
New York
$3K 600 -21 -3%
SFM
13
Sphera Funds Management
Israel
– – -221,096 Closed
SIM
14
Spark Investment Management
New York
– – -12,000 Closed
Deutsche Bank
15
Deutsche Bank
Germany
– – -4,787 Closed
1832 Asset Management
16
1832 Asset Management
Ontario, Canada
– – -100 -100%
Toronto Dominion Bank
17
Toronto Dominion Bank
Ontario, Canada
$0 42 -34 -45%
Citigroup
18
Citigroup
New York
$0 2 – –