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APTO

Aptose Biosciences, Inc.

Delisted

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

65 hedge funds and large institutions have $214M invested in Aptose Biosciences, Inc. in 2020 Q4 according to their latest regulatory filings, with 17 funds opening new positions, 18 increasing their positions, 18 reducing their positions, and 14 closing their positions.

New
Increased
Maintained
Reduced
Closed

243% more call options, than puts

Call options by funds: $1.59M | Put options by funds: $463K

21% more first-time investments, than exits

New positions opened: 17 | Existing positions closed: 14

2% more funds holding

Funds holding: 6465 (+1)

0% more repeat investments, than reductions

Existing positions increased: 18 | Existing positions reduced: 18

23% less capital invested

Capital invested by funds: $277M → $214M (-$63.7M)

40% less funds holding in top 10

Funds holding in top 10: 53 (-2)

Holders
65
Holders Change
+1
Holders Change %
+1.56%
% of All Funds
1.15%
Holding in Top 10
3
Holding in Top 10 Change
-2
Holding in Top 10 Change %
-40%
% of All Funds
0.05%
New
17
Increased
18
Reduced
18
Closed
14
Calls
$1.59M
Puts
$463K
Net Calls
+$1.12M
Net Calls Change
-$288K
Name Holding Trade Value Shares
Change
Change in
Stake
HNB
76
Huntington National Bank
Ohio
-$15K -6 Closed
QT
77
Quantbot Technologies
New York
-$6K -2 Closed
TRCT
78
Tower Research Capital (TRC)
New York
-$3K -1 Closed
GGHC
79
Gilder Gagnon Howe & Co
New York
-$1K
Simplex Trading
80
Simplex Trading
Illinois
+$77.5K +33 +330%

APTO Hedge Fund Activity: Q4 2020 in Review

65 of the 5,651 institutional investors tracked by Wall St. Rank reported a position in Aptose Biosciences, Inc. (APTO) for Q4 2020, worth a combined $214M — down 23% from $277M a quarter earlier.

Buyers outnumbered sellers: 17 funds opened new APTO positions and 14 closed out — a net gain of 3 holders — while 18 added to existing stakes and 18 trimmed.

The largest buyer was OrbiMed, adding an estimated $37.2M. The largest seller was Consonance Capital Management, exiting entirely with an estimated $48M sold.

  • 65 institutional investors held Aptose Biosciences, Inc. (APTO) as of Q4 2020, up from 64 in Q3 2020.
  • Funds reported $214M of Aptose Biosciences, Inc. stock for Q4 2020, down 23% quarter-over-quarter.
  • 17 funds opened new Aptose Biosciences, Inc. positions in Q4 2020 and 14 closed out, a net change of +3 holders.
  • The largest Aptose Biosciences, Inc. buyer in Q4 2020 was OrbiMed, an estimated $37.2M added.
  • The largest Aptose Biosciences, Inc. seller in Q4 2020 was Consonance Capital Management, an estimated $48M sold.

Based on aggregated 13F filings for Q4 2020.