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HOOK

HOOKIPA Pharma
HOOK

Delisted

HOOK was delisted on the 7th of August, 2025.

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41 hedge funds and large institutions have $28.4M invested in HOOKIPA Pharma in 2023 Q4 according to their latest regulatory filings, with 7 funds opening new positions, 8 increasing their positions, 11 reducing their positions, and 10 closing their positions.

New
Increased
Maintained
Reduced
Closed

189% more call options, than puts

Call options by funds: $52K | Put options by funds: $18K

11% more capital invested

Capital invested by funds: $25.7M → $28.4M (+$2.73M)

0% more funds holding in top 10

Funds holding in top 10: 1 → 1 (0)

0.81% less ownership

Funds ownership: 5.12% → 4.31% (-0.81%)

7% less funds holding

Funds holding: 44 → 41 (-3)

27% less repeat investments, than reductions

Existing positions increased: 8 | Existing positions reduced: 11

30% less first-time investments, than exits

New positions opened: 7 | Existing positions closed: 10

Holders
41
Holders Change
-3
Holders Change %
-6.82%
% of All Funds
0.6%
Holding in Top 10
1
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
0.01%
New
7
Increased
8
Reduced
11
Closed
10
Calls
$52K
Puts
$18K
Net Calls
+$34K
Net Calls Change
+$50K

Top Buyers

Rank Fund Capital Flow
1
Morgan Stanley
Morgan Stanley
New York
+$299K
2
Vanguard Group
Vanguard Group
Pennsylvania
+$164K
3
TSS
Two Sigma Securities
New York
+$45.3K
4
BBA
Baker Bros. Advisors
New York
+$34.6K
5
Geode Capital Management
Geode Capital Management
Massachusetts
+$28.9K

Top Sellers

Rank Fund Capital Flow
1
AC
Armistice Capital
New York
-$2.29M
2
Alyeska Investment Group
Alyeska Investment Group
Illinois
-$1.92M
3
Renaissance Technologies
Renaissance Technologies
New York
-$202K
4
Two Sigma Investments
Two Sigma Investments
New York
-$135K
5
Royal Bank of Canada
Royal Bank of Canada
Ontario, Canada
-$110K

HOOK Hedge Fund Activity: Q4 2023 in Review

41 of the 6,869 institutional investors tracked by Wall St. Rank reported a position in HOOKIPA Pharma (HOOK) for Q4 2023, worth a combined $28.4M — up 11% from $25.7M a quarter earlier.

Sellers outnumbered buyers: 10 funds closed out of HOOK and 7 opened new positions — a net loss of 3 holders — while 11 trimmed existing stakes and 8 added.

The largest buyer was Morgan Stanley, adding an estimated $299K. The largest seller was Armistice Capital, exiting entirely with an estimated $2.29M sold.

  • 41 institutional investors held HOOKIPA Pharma (HOOK) as of Q4 2023, down from 44 in Q3 2023.
  • Funds reported $28.4M of HOOKIPA Pharma stock for Q4 2023, up 11% quarter-over-quarter.
  • 7 funds opened new HOOKIPA Pharma positions in Q4 2023 and 10 closed out, a net change of -3 holders.
  • The largest HOOKIPA Pharma buyer in Q4 2023 was Morgan Stanley, an estimated $299K added.
  • The largest HOOKIPA Pharma seller in Q4 2023 was Armistice Capital, an estimated $2.29M sold.

Based on aggregated 13F filings for Q4 2023.