APTO

Aptose Biosciences, Inc.

Delisted

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

56 hedge funds and large institutions have $174M invested in Aptose Biosciences, Inc. in 2019 Q4 according to their latest regulatory filings, with 34 funds opening new positions, 11 increasing their positions, 7 reducing their positions, and 9 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
56
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
$1.41M
Puts
$918K
Net Calls
Net Calls Change

Top Buyers

1 +$27.1M
2 +$19.1M
3 +$10.1M
4
O
OrbiMed
New York
+$6.52M
5
DCM
Driehaus Capital Management
Illinois
+$5.51M
Name Holding Trade Value Shares
Change
Change in
Stake
26
$655K
27
$599K
28
$567K
29
$550K
30
$473K
31
$383K
32
$380K
33
$317K
34
$284K
35
$220K
36
$213K
37
$190K
38
$184K
39
$180K
40
$172K
41
$160K
42
$136K
43
$102K
44
$99K
45
$91K
46
$61K
47
$57K
48
$57K
49
$57K
50
$52K