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ISSUER PROFILE · CIK 0001760542 · CUSIP 43906K209

HOOKIPA Pharma Inc.HOOK

1 13D/G filings 1 distinct filers 0 insider transactions (365d)

Post-Filing Returns · across 1 activist filings on this issuer

Median 30d
avg —
Median 60d
avg —
Median 90d
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Median 180d
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Returns measured from each activist filing's date_of_event, split + dividend adjusted via Yahoo Finance.

Cross-Reference Snapshot

Activist filings
1
1 SCHEDULE
Distinct filers
1
single filer
Insiders (365d)
0
0 buys · 0 sales
Latest short DTC
1.00
as of 2026-03-31

13D/G Filings Timeline · 1 total

FiledFormFilerStakeSharesIntent
2025-02-14 SCHEDULE SOFINNOVA CAPITAL VI FCPR 2.60% 314,259 view →

FINRA Short Interest History

SettlementShort InterestDays to Cover% Δ vs prior
2026-03-31 11,064 1.00 -7.3%
2026-03-13 11,937 1.00 -46.1%
2026-02-27 22,145 2.68 -25.8%
2026-02-13 29,828 1.41 -0.2%
2026-01-30 29,875 1.34 +168.8%
2026-01-15 11,116 1.02 +3.4%
2025-12-31 10,750 1.00 -7.7%
2025-12-15 11,641 1.00 +264.9%

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