APTO

Aptose Biosciences, Inc.
APTO

Overview Fund Activity
Delisted

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

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47 hedge funds and large institutions have $13.4M invested in Aptose Biosciences, Inc. in 2022 Q4 according to their latest regulatory filings, with 7 funds opening new positions, 11 increasing their positions, 11 reducing their positions, and 9 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
47
Holders Change
-2
Holders Change %
-4.08%
% of All Funds
0.76%
Holding in Top 10
–
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
–
New
7
Increased
11
Reduced
11
Closed
9
Calls
$32K
Puts
–
Net Calls
+$32K
Net Calls Change
+$4K

Top Buyers

1
SPC
1
Sigma Planning Corp
Michigan
$621K
2
TI
2
Telemetry Investments
New York
$58K
3
Millennium Management
3
Millennium Management
New York
$129K
4
AC
4
Annandale Capital
Texas
$464K
5
FAM
5
Formidable Asset Management
Ohio
$52K

Top Sellers

1
NCM
1
Nantahala Capital Management
Connecticut
$3.51M
2
SMH
2
Sanders Morris Harris
Texas
$14.7K
3
PAWC
3
P.A.W. Capital
Connecticut
$0
4
Morgan Stanley
4
Morgan Stanley
New York
$403K
5
Dimensional Fund Advisors
5
Dimensional Fund Advisors
Texas
$0
Name Holding Trade Value Shares
Change 		Shares
Change %
Dimensional Fund Advisors
51
Dimensional Fund Advisors
Texas
– -$41K -152 Closed
VF
52
Virtu Financial
New York
– -$20K -73 Closed
BFEC
53
Benjamin F. Edwards & Company
Missouri
– -$12K -44 Closed
Jane Street
54
Jane Street
New York
– -$11K -41 Closed
TSS
55
Two Sigma Securities
New York
– -$11K -41 Closed
TRCT
56
Tower Research Capital (TRC)
New York
– -$5K -20 Closed
Simplex Trading
57
Simplex Trading
Illinois
– -$2K -10 Closed
AIP
58
Almanack Investment Partners
Pennsylvania
– -$2K -7 Closed
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