APTO

Aptose Biosciences, Inc.
APTO

Overview Fund Activity
Delisted

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

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26 hedge funds and large institutions have $1.33M invested in Aptose Biosciences, Inc. in 2024 Q3 according to their latest regulatory filings, with 4 funds opening new positions, 4 increasing their positions, 3 reducing their positions, and 2 closing their positions.

Holders
26
Holders Change
+2
Holders Change %
+8.33%
% of All Funds
0.38%
Holding in Top 10
–
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
–
New
4
Increased
4
Reduced
3
Closed
2
Calls
–
Puts
–
Net Calls
–
Net Calls Change
–

Top Buyers

1
AC
1
Armistice Capital
New York
$776K
2
SPC
2
Sigma Planning Corp
Michigan
$165K
3
UBS Group
3
UBS Group
Switzerland
$54.9K
4
TSS
4
Two Sigma Securities
New York
$12.5K
5
AC
5
Annandale Capital
Texas
$11K

Top Sellers

1
OP
1
ORG Partners
Indiana
$0
2
TWC
2
TD Waterhouse Canada
Ontario, Canada
$263
3
Royal Bank of Canada
3
Royal Bank of Canada
Ontario, Canada
$1K
4
Cetera Investment Advisers
4
Cetera Investment Advisers
Illinois
$7.9K
5
PCWA
5
Pacific Capital Wealth Advisors
California
$2
Name Market Value Shares Shares
Change 		Shares
Change %
AC
1
Armistice Capital
New York
$776K 1,888,000 +175,000 +10%
DS
2
DRW Securities
Illinois
$244K 592,829 – –
SPC
3
Sigma Planning Corp
Michigan
$165K 401,750 +167,282 +71%
UBS Group
4
UBS Group
Switzerland
$54.9K 133,476 +133,476 New
NCM
5
Nantahala Capital Management
Connecticut
$31.8K 77,340 – –
Morgan Stanley
6
Morgan Stanley
New York
$12.9K 31,353 +993 +3%
TSS
7
Two Sigma Securities
New York
$12.5K 30,427 +30,427 New
AC
8
Annandale Capital
Texas
$11K 26,666 +26,666 New
Cetera Investment Advisers
9
Cetera Investment Advisers
Illinois
$7.9K 19,214 -24 -0.1%
TCBWMS
10
Texas Capital Bank Wealth Management Services
Texas
$5.12K 12,448 – –
PP
11
PDS Planning
Ohio
$4.11K 10,000 – –
Royal Bank of Canada
12
Royal Bank of Canada
Ontario, Canada
$1K 1,734 -485 -22%
US Bancorp
13
US Bancorp
Minnesota
$830 2,020 – –
GG
14
Gleason Group
Kentucky
$500 1,216 – –
NFSG
15
Newbridge Financial Services Group
Florida
$342 832 – –
TWC
16
TD Waterhouse Canada
Ontario, Canada
$263 684 -6,861 -91%
Osaic Holdings
17
Osaic Holdings
Arizona
$173 420 – –
HWM
18
HighMark Wealth Management
Minnesota
$123 300 – –
Northwestern Mutual Wealth Management
19
Northwestern Mutual Wealth Management
Wisconsin
$55 133 – –
Group One Trading
20
Group One Trading
Illinois
$47 115 – –
FDCDDQ
21
Federation des caisses Desjardins du Quebec
Quebec, Canada
$40 103 +1 +1%
CSC
22
Caldwell Sutter Capital
California
$38 92 – –
Wells Fargo
23
Wells Fargo
California
$23 55 +55 New
PCWA
24
Pacific Capital Wealth Advisors
California
$2 6 – –
Fidelity International
25
Fidelity International
Bermuda
$1 1 – –
1
2