APTO

Aptose Biosciences, Inc.
APTO

Overview Fund Activity
Delisted

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

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51 hedge funds and large institutions have $14.7M invested in Aptose Biosciences, Inc. in 2022 Q3 according to their latest regulatory filings, with 5 funds opening new positions, 11 increasing their positions, 10 reducing their positions, and 6 closing their positions.

Holders
51
Holders Change
-1
Holders Change %
-1.92%
% of All Funds
0.88%
Holding in Top 10
–
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
–
New
5
Increased
11
Reduced
10
Closed
6
Calls
$38K
Puts
$10K
Net Calls
+$28K
Net Calls Change
-$124K

Top Buyers

1
AC
1
Annandale Capital
Texas
$422K
2
CC
2
Carlson Capital
Texas
$1.2M
3
Renaissance Technologies
3
Renaissance Technologies
New York
$296K
4
SPC
4
Sigma Planning Corp
Michigan
$535K
5
VF
5
Virtu Financial
New York
$20K

Top Sellers

1
SMH
1
Sanders Morris Harris
Texas
$395K
2
NCM
2
Nantahala Capital Management
Connecticut
$4.1M
3
Morgan Stanley
3
Morgan Stanley
New York
$460K
4
VC
4
Voss Capital
Texas
$357K
5
D.E. Shaw & Co
5
D.E. Shaw & Co
New York
$0
Name Market Value Shares Shares
Change 		Shares
Change %
DS
1
DRW Securities
Illinois
$5.29M 8,892,437 – –
NCM
2
Nantahala Capital Management
Connecticut
$4.1M 6,888,822 -343,854 -5%
CC
3
Carlson Capital
Texas
$1.2M 2,010,000 +102,500 +5%
SPC
4
Sigma Planning Corp
Michigan
$535K 899,554 +57,380 +7%
Morgan Stanley
5
Morgan Stanley
New York
$460K 772,553 -166,164 -18%
AC
6
Annandale Capital
Texas
$422K 710,000 +319,106 +82%
Goldman Sachs
7
Goldman Sachs
New York
$397K 666,607 – –
SMH
8
Sanders Morris Harris
Texas
$395K 657,364 -366,851 -36%
VC
9
Voss Capital
Texas
$357K 600,000 -100,010 -14%
PAWC
10
P.A.W. Capital
Connecticut
$336K 565,000 – –
Renaissance Technologies
11
Renaissance Technologies
New York
$296K 496,709 +59,575 +14%
BNP Paribas Financial Markets
12
BNP Paribas Financial Markets
France
$203K 340,586 -1,600 -0.5%
TWC
13
TD Waterhouse Canada
Ontario, Canada
$86K 110,195 – –
Two Sigma Advisers
14
Two Sigma Advisers
New York
$82K 137,500 -38,500 -22%
Millennium Management
15
Millennium Management
New York
$76K 127,134 -18,493 -13%
Two Sigma Investments
16
Two Sigma Investments
New York
$51K 86,520 +11,888 +16%
Dimensional Fund Advisors
17
Dimensional Fund Advisors
Texas
$41K 68,399 – –
Group One Trading
18
Group One Trading
Illinois
$38K 63,550 -14,477 -19%
GS
19
Gagnon Securities
New York
$38K 64,400 +12,694 +25%
CA
20
Cetera Advisors
Colorado
$37K 61,980 – –
Toronto Dominion Bank
21
Toronto Dominion Bank
Ontario, Canada
$26K 43,851 +19,541 +80%
VF
22
Virtu Financial
New York
$20K 32,966 +32,966 New
Geode Capital Management
23
Geode Capital Management
Massachusetts
$19K 32,455 – –
US Bancorp
24
US Bancorp
Minnesota
$18K 30,300 – –
EP
25
Equius Partners
California
$15K 25,000 – –
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