APTO

Aptose Biosciences, Inc.

Delisted

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

70 hedge funds and large institutions have $313M invested in Aptose Biosciences, Inc. in 2021 Q1 according to their latest regulatory filings, with 16 funds opening new positions, 22 increasing their positions, 18 reducing their positions, and 11 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
70
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
3
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$2.69M
Puts
$1.37M
Net Calls
Net Calls Change

Top Sellers

1 -$12.7M
2 -$7.41M
3 -$5.14M
4
PM
Prosight Management
Texas
-$4.04M
5
6CM
683 Capital Management
New York
-$3.38M
Name Holding Trade Value Shares
Change
Change in
Stake
26
$1.27M
27
$1.16M
28
$1.14M
29
$1.02M
30
$896K
31
$655K
32
$622K
33
$598K
34
$550K
35
$478K
36
$448K
37
$423K
38
$352K
39
$246K
40
$233K
41
$201K
42
$181K
43
$165K
44
$159K
45
$149K
46
$144K
47
$144K
48
$105K
49
$90K
50
$87K