APTO

Aptose Biosciences, Inc.
APTO

Overview Fund Activity
Delisted

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

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58 hedge funds and large institutions have $227M invested in Aptose Biosciences, Inc. in 2020 Q2 according to their latest regulatory filings, with 14 funds opening new positions, 16 increasing their positions, 19 reducing their positions, and 7 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
58
Holders Change
+7
Holders Change %
+13.73%
% of All Funds
1.19%
Holding in Top 10
4
Holding in Top 10 Change
-2
Holding in Top 10 Change %
-33.33%
% of All Funds
0.08%
New
14
Increased
16
Reduced
19
Closed
7
Calls
$507K
Puts
$203K
Net Calls
+$304K
Net Calls Change
+$1.03M

Top Buyers

1
PAMU
1
Pictet Asset Management (UK)
United Kingdom
$18.1M
2
CCM
2
Consonance Capital Management
New York
$44M
3
PM
3
Prosight Management
Texas
$4.94M
4
LGM
4
Logos Global Management
California
$4.73M
5
WP
5
Woodline Partners
California
$3.79M

Top Sellers

1
PC
1
Polar Capital
United Kingdom
$8.06M
2
OM
2
Opaleye Management
Massachusetts
$19.8M
3
Millennium Management
3
Millennium Management
New York
$1.04M
4
NCM
4
Nantahala Capital Management
Connecticut
$37.7M
5
Citadel Advisors
5
Citadel Advisors
Florida
$1.12M
Name Holding Trade Value Shares
Change 		Shares
Change %
RCG
26
Rock Creek Group
District of Columbia
$1.01M -$502K -177 -33%
PFGIA
27
Patriot Financial Group Insurance Agency
Massachusetts
$815K -$14.2K -5 -2%
Baird Financial Group
28
Baird Financial Group
Wisconsin
$734K +$734K +258 New
Deutsche Bank
29
Deutsche Bank
Germany
$687K +$687K +242 New
Susquehanna International Group
30
Susquehanna International Group
Pennsylvania
$622K -$267K -94 -30%
GS
31
Gagnon Securities
New York
$506K +$506K +178 New
WHG
32
Westwood Holdings Group
Texas
$423K – – –
Two Sigma Investments
33
Two Sigma Investments
New York
$353K +$353K +124 New
PC
34
PA Capital
Virginia
$323K +$323K +114 New
DAM
35
Doheny Asset Management
California
$319K +$208K +73 +187%
Qube Research & Technologies (QRT)
36
Qube Research & Technologies (QRT)
United Kingdom
$311K +$311K +110 New
Geode Capital Management
37
Geode Capital Management
Massachusetts
$288K – – –
Osaic Holdings
38
Osaic Holdings
Arizona
$264K -$236K -83 -47%
CL
39
CSS LLC
Illinois
$197K +$60K +21 +44%
US Bancorp
40
US Bancorp
Minnesota
$191K – – –
MWNA
41
Marshall Wace North America
New York
$178K +$178K +63 New
RJA
42
Raymond James & Associates
Florida
$164K -$14.1K -5 -8%
AAP
43
Ardsley Advisory Partners
Connecticut
$125K +$125K +44 New
Royal Bank of Canada
44
Royal Bank of Canada
Ontario, Canada
$114K +$39.9K +14 +54%
JAWM
45
J. Arnold Wealth Management
Ohio
$97K +$11.4K +4 +13%
TCWM
46
Total Clarity Wealth Management
Illinois
$84K +$2.8K +1 +3%
Bank of America
47
Bank of America
North Carolina
$61K +$61K +22 New
Northwestern Mutual Wealth Management
48
Northwestern Mutual Wealth Management
Wisconsin
$59K +$59K +21 New
TRCT
49
Tower Research Capital (TRC)
New York
$55K +$20.3K +7 +58%
CAPTRUST Financial Advisors
50
CAPTRUST Financial Advisors
North Carolina
$46K +$46K +16 New
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