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
1
$48M
2
$47.7M
3
$46.2M
4
$23.9M
5
$18.5M
6
$16.1M
7
$13.7M
8
$13.3M
9
$11M
10
$9.59M
11
$8.42M
12
$5.21M
13
$4.16M
14
$4.12M
15
$3.99M
16
$3.97M
17
$3.59M
18
$3.09M
19
$3.03M
20
$2.63M
21
$2.39M
22
$2.18M
23
$2.04M
24
$1.98M
25
$1.95M