We are live on ! Find out more
APTO

Aptose Biosciences, Inc.
APTO

Delisted

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

Back to rankings

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

489% more capital invested

Capital invested by funds: $29.6M → $174M (+$145M)

278% more first-time investments, than exits

New positions opened: 34 | Existing positions closed: 9

81% more funds holding

Funds holding: 31 → 56 (+25)

57% more repeat investments, than reductions

Existing positions increased: 11 | Existing positions reduced: 7

54% more call options, than puts

Call options by funds: $1.41M | Put options by funds: $918K

Holders
56
Holders Change
+25
Holders Change %
+80.65%
% of All Funds
1.1%
Holding in Top 10
3
Holding in Top 10 Change
+3
Holding in Top 10 Change %
% of All Funds
0.06%
New
34
Increased
11
Reduced
7
Closed
9
Calls
$1.41M
Puts
$918K
Net Calls
+$496K
Net Calls Change
+$745K

Top Buyers

Rank Fund Capital Flow
1
CCM
Consonance Capital Management
New York
+$13.8M
2
OM
Opaleye Management
Massachusetts
+$9.74M
3
NCM
Nantahala Capital Management
Connecticut
+$5.17M
4
O
OrbiMed
New York
+$3.33M
5
DCM
Driehaus Capital Management
Illinois
+$2.81M

Top Sellers

Rank Fund Capital Flow
1
Point72 Asset Management
Point72 Asset Management
Connecticut
-$4.14M
2
Man Group
Man Group
United Kingdom
-$4.02M
3
Creative Planning
Creative Planning
Kansas
-$156K
4
SMH
Sanders Morris Harris
Texas
-$136K
5
JP Morgan Chase
JP Morgan Chase
New York
-$133K
Name Holding Trade Value Shares
Change 		Change in
Stake
RCG
26
Rock Creek Group
District of Columbia
$655K +$74.3K +57 +29%
Verition Fund Management
27
Verition Fund Management
Connecticut
$599K +$306K +235 New
6CM
28
683 Capital Management
New York
$567K +$289K +222 New
PFGIA
29
Patriot Financial Group Insurance Agency
Massachusetts
$550K +$14.3K +11 +5%
Two Sigma Investments
30
Two Sigma Investments
New York
$473K +$242K +186 New
ARTA
31
A.R.T. Advisors
New York
$383K +$195K +150 New
WHG
32
Westwood Holdings Group
Texas
$380K +$194K +149 New
GS
33
Gagnon Securities
New York
$317K – – –
SCM
34
Sio Capital Management
New York
$284K +$145K +111 New
MIM
35
Monashee Investment Management
Massachusetts
$220K +$112K +86 New
JP Morgan Chase
36
JP Morgan Chase
New York
$213K -$133K -102 -55%
Renaissance Technologies
37
Renaissance Technologies
New York
$190K +$97.7K +75 New
Geode Capital Management
38
Geode Capital Management
Massachusetts
$184K – – –
Walleye Capital
39
Walleye Capital
New York
$180K +$91.2K +70 New
US Bancorp
40
US Bancorp
Minnesota
$172K – – –
Goldman Sachs
41
Goldman Sachs
New York
$160K +$82.1K +63 New
RJA
42
Raymond James & Associates
Florida
$136K +$69.1K +53 New
JAWM
43
J. Arnold Wealth Management
Ohio
$102K +$52.1K +40 New
DAM
44
Doheny Asset Management
California
$99K +$50.8K +39 New
Walleye Trading
45
Walleye Trading
New York
$91K +$46.9K +36 New
CAPTRUST Financial Advisors
46
CAPTRUST Financial Advisors
North Carolina
$61K +$31.3K +24 New
FCM
47
Firestone Capital Management
Florida
$57K +$28.7K +22 New
NAM
48
NTV Asset Management
West Virginia
$57K +$28.7K +22 New
Commonwealth Equity Services
49
Commonwealth Equity Services
Massachusetts
$57K +$30K +23 New
Royal Bank of Canada
50
Royal Bank of Canada
Ontario, Canada
$52K -$9.12K -7 -26%
1
2
3

APTO Hedge Fund Activity: Q4 2019 in Review

56 of the 5,075 institutional investors tracked by Wall St. Rank reported a position in Aptose Biosciences, Inc. (APTO) for Q4 2019, worth a combined $174M — up 489% from $29.6M a quarter earlier.

Buyers outnumbered sellers: 34 funds opened new APTO positions and 9 closed out — a net gain of 25 holders — while 11 added to existing stakes and 7 trimmed.

The largest buyer was Consonance Capital Management, opening a new position worth an estimated $13.8M. The largest seller was Point72 Asset Management, cutting an estimated $4.14M.

  • 56 institutional investors held Aptose Biosciences, Inc. (APTO) as of Q4 2019, up from 31 in Q3 2019.
  • Funds reported $174M of Aptose Biosciences, Inc. stock for Q4 2019, up 489% quarter-over-quarter.
  • 34 funds opened new Aptose Biosciences, Inc. positions in Q4 2019 and 9 closed out, a net change of +25 holders.
  • The largest Aptose Biosciences, Inc. buyer in Q4 2019 was Consonance Capital Management, an estimated $13.8M added.
  • The largest Aptose Biosciences, Inc. seller in Q4 2019 was Point72 Asset Management, an estimated $4.14M sold.

Based on aggregated 13F filings for Q4 2019.