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APTO

Aptose Biosciences, Inc.
APTO

Delisted

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

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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
Deutsche Bank
51
Deutsche Bank
Germany
$52K +$19.5K +15 +300%
TCWM
52
Total Clarity Wealth Management
Illinois
$42K +$20.8K +16 New
Bank of Montreal
53
Bank of Montreal
Ontario, Canada
$28K -$2.61K -2 -15%
FDCDDQ
54
Federation des caisses Desjardins du Quebec
Quebec, Canada
$9.46K – – –
Wells Fargo
55
Wells Fargo
California
$4K +$2.61K +2 New
LTFS
56
Ladenburg Thalmann Financial Services
Florida
$3K -$7.82K -6 Closed
Toronto Dominion Bank
57
Toronto Dominion Bank
Ontario, Canada
$3K +$1.3K +1 New
GGHC
58
Gilder Gagnon Howe & Co
New York
$1K – – –
Creative Planning
59
Creative Planning
Kansas
– -$156K -167 Closed
WVP
60
Worth Venture Partners
New Jersey
– -$131K -140 Closed
Simplex Trading
61
Simplex Trading
Illinois
– -$58.6K -45 Closed
Citadel Advisors
62
Citadel Advisors
Florida
– -$41.7K -32 Closed
VF
63
Virtu Financial
New York
– -$27K -29 Closed
UBS Group
64
UBS Group
Switzerland
– -$11K -12 Closed
TRCT
65
Tower Research Capital (TRC)
New York
– -$2K -2 Closed
Group One Trading
66
Group One Trading
Illinois
– -$1.3K -1 Closed
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.