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ISSUER PROFILE · CIK 0001420565

AILERON THERAPEUTICS INCRNTX

7 13D/G filings 3 distinct filers 0 insider transactions (365d)

Cross-Reference Snapshot

Activist filings
7
7 SC
Distinct filers
3
multi-activist cluster
Insiders (365d)
0
0 buys · 0 sales
Latest short DTC
5.37
as of 2026-03-31

13D/G Filings Timeline · 7 total

FiledFormFilerStakeSharesIntent
2020-06-09 SC Satter Muneer A view →
2020-04-16 SC Novartis Bioventures Ltd view →
2020-04-13 SC Novartis Bioventures Ltd view →
2020-03-18 SC Novartis Bioventures Ltd view →
2019-08-13 SC Lilly Ventures Fund I LLC view →
2019-04-03 SC Novartis Bioventures Ltd view →
2019-03-18 SC Novartis Bioventures Ltd view →

FINRA Short Interest History

SettlementShort InterestDays to Cover% Δ vs prior
2026-03-31 487,162 5.37 +9.2%
2026-03-13 446,104 5.07 -0.3%
2026-02-27 447,272 4.73 +2.3%
2026-02-13 437,424 5.58 -0.8%
2026-01-30 441,027 3.15 +25.5%
2026-01-15 351,493 2.68 +76.0%
2025-12-31 199,688 1.00 -52.5%
2025-12-15 420,743 1.89 -1.2%

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