APTO

Aptose Biosciences, Inc.
APTO

Overview Fund Activity
Delisted

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

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63 hedge funds and large institutions have $148M invested in Aptose Biosciences, Inc. in 2021 Q2 according to their latest regulatory filings, with 10 funds opening new positions, 18 increasing their positions, 16 reducing their positions, and 17 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
63
Holders Change
-7
Holders Change %
-10%
% of All Funds
1.1%
Holding in Top 10
1
Holding in Top 10 Change
-2
Holding in Top 10 Change %
-66.67%
% of All Funds
0.02%
New
10
Increased
18
Reduced
16
Closed
17
Calls
$447K
Puts
$516K
Net Calls
-$69K
Net Calls Change
-$1.39M

Top Buyers

1
6CM
1
683 Capital Management
New York
$7.27M
2
FLAM
2
First Light Asset Management
Minnesota
$13.7M
3
SMH
3
Sanders Morris Harris
Texas
$3.08M
4
DS
4
DRW Securities
Illinois
$28.1M
5
Group One Trading
5
Group One Trading
Illinois
$508K

Top Sellers

1
PAMU
1
Pictet Asset Management (UK)
United Kingdom
$0
2
VA
2
VR Adviser
New York
$0
3
ABG
3
Ally Bridge Group
New York
$0
4
WP
4
Woodline Partners
California
$780K
5
SI
5
Sofinnova Investments
California
$0
Name Holding Trade Value Shares
Change 		Shares
Change %
Bank of America
76
Bank of America
North Carolina
– -$149K -56 Closed
Renaissance Technologies
77
Renaissance Technologies
New York
– -$105K -39 Closed
TSS
78
Two Sigma Securities
New York
– -$73K -27 Closed
Deutsche Bank
79
Deutsche Bank
Germany
– -$57K -21 Closed
LC
80
Lindbrook Capital
California
– -$12K -4 Closed
TCWM
81
Total Clarity Wealth Management
Illinois
– -$5K -2 Closed
1 2 3
4