APTO

Aptose Biosciences, Inc.
APTO

Overview Fund Activity
Delisted

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

Back to rankings

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 %
CCM
1
Consonance Capital Management
New York
$44M +$7.41M +2,608 +20%
NCM
2
Nantahala Capital Management
Connecticut
$37.7M -$2.03M -716 -5%
DS
3
DRW Securities
Illinois
$22.1M -$1.32M -466 -6%
OM
4
Opaleye Management
Massachusetts
$19.8M -$5.63M -1,982 -22%
PAMU
5
Pictet Asset Management (UK)
United Kingdom
$18.1M +$8.13M +2,886 +82%
CA
6
Corriente Advisors
Texas
$17.5M -$926K -326 -5%
PC
7
Polar Capital
United Kingdom
$8.06M -$12.1M -4,269 -60%
O
8
OrbiMed
New York
$6M +$1.84M +649 +44%
PM
9
Prosight Management
Texas
$4.94M +$4.94M +1,740 New
LGM
10
Logos Global Management
California
$4.73M +$4.73M +1,667 New
Goldman Sachs
11
Goldman Sachs
New York
$4.27M -$28.4K -10 -0.7%
WP
12
Woodline Partners
California
$3.79M +$3.44M +1,212 +993%
PAWC
13
P.A.W. Capital
Connecticut
$3.79M – – –
PM
14
Precept Management
Texas
$3.76M -$1.14M -400 -23%
VC
15
Voss Capital
Texas
$2.56M -$662K -233 -21%
Renaissance Technologies
16
Renaissance Technologies
New York
$2.2M -$204K -72 -8%
BNP Paribas Financial Markets
17
BNP Paribas Financial Markets
France
$2.15M +$1.09M +385 +103%
Morgan Stanley
18
Morgan Stanley
New York
$2.13M -$440K -155 -17%
6CM
19
683 Capital Management
New York
$2M – – –
Two Sigma Advisers
20
Two Sigma Advisers
New York
$1.94M +$53.9K +19 +3%
AI
21
Atom Investors
Texas
$1.66M +$170K +60 +11%
AP
22
Atlas Principals
North Carolina
$1.58M +$948K +334 +150%
SPC
23
Sigma Planning Corp
Michigan
$1.56M +$45.4K +16 +3%
Citadel Advisors
24
Citadel Advisors
Florida
$1.12M -$1.56M -549 -58%
Millennium Management
25
Millennium Management
New York
$1.04M -$4.02M -1,417 -79%
1
2 3