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ISSUER PROFILE · CIK 0001759138

Cabaletta Bio, Inc.CABA

5 13D/G filings 2 distinct filers 15 insider transactions (365d)

Cross-Reference Snapshot

Activist filings
5
1 SCHEDULE 13G · 4 SC
Distinct filers
2
multi-activist cluster
Insiders (365d)
15
15 buys · 0 sales
Latest short DTC
6.73
as of 2026-07-15

Institutional Consensus · 2025-12-31

Held by elite portfolio managers
1 holder · $124K
Point72 Asset Mgmt

13D/G Filings Timeline · 5 total

FiledFormFilerStakeSharesIntent
2026-07-27 SCHEDULE 13G BlackRock, Inc. view →
2021-11-03 SC 5AM Ventures V, L.P. view →
2021-09-09 SC 5AM Ventures V, L.P. view →
2021-01-12 SC 5AM Ventures V, L.P. view →
2020-12-14 SC 5AM Ventures V, L.P. view →

Form 4 Insider Transactions · last 365d

DateInsiderRoleTypeSharesPriceValue
2026-03-02 Das Arun officer Award 175,000 $3.30 $578K
2026-03-02 Gerard Michael officer Award 175,000 $3.30 $578K
2026-03-02 Binder Gwendolyn officer Award 225,000 $3.30 $743K
2026-03-02 Chang David J. officer Award 225,000 $3.30 $743K
2026-03-02 Nichtberger Steven director, officer Award 674,000 $3.30 $2.22M
2026-03-02 Marda Anup officer Award 225,000 $3.30 $743K
2026-01-21 Chang David J. officer Buy 8,800 $2.26 $20K
2026-01-21 Binder Gwendolyn officer Buy 11,312 $2.19 $25K
2026-01-21 Tomasello Shawn director Buy 22,725 $2.21 $50K
2026-01-21 Gavel Steve officer Buy 22,170 $2.27 $50K
2026-01-21 Bollard Catherine director Buy 4,405 $2.27 $10K
2026-01-21 Nichtberger Steven director, officer Buy 45,000 $2.24 $101K
2026-01-21 Simon Mark director Buy 11,061 $2.28 $25K
2026-01-21 Gerard Michael officer Buy 6,600 $2.27 $15K
2025-10-13 Gavel Steve officer Award 275,000 $2.49 $685K

FINRA Short Interest History

SettlementShort InterestDays to Cover% Δ vs prior
2026-07-15 41,009,848 6.73 +20.4%
2026-06-30 34,060,216 4.33 +29.8%
2026-06-15 26,240,080 7.54 +14.4%
2026-05-29 22,943,123 7.60 +0.4%
2026-05-15 22,843,626 3.25 +10.7%
2026-04-30 20,629,421 10.08 +5.0%
2026-04-15 19,641,197 10.71 -1.6%
2026-03-31 19,967,705 9.82 +4.9%
2026-03-13 19,042,497 11.27 +2.2%
2026-02-27 18,637,787 5.93 +0.1%
2026-02-13 18,625,317 6.80 -0.3%
2026-01-30 18,677,159 2.94 +1.3%

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