13D·WATCH Activist + Insider Intelligence Live feed Blog About Pricing
SC Filed 2021-01-12 Event — SEC 0001104659-21-003503 →

5AM Ventures V, L.P. Cabaletta Bio, Inc. CABA

Stake: Shares:

Item 4 — Purpose of Transaction

Not extracted from this filing — typically because it's an amendment (13D/A) and Item 4 is unchanged from the parent filing. Read the raw SEC filing →

Cross-References

Insider Activity (last 365d)
15 transactions
15 buys · 0 sales · 0 awards/exercises
Issuer Cluster
5 13D/G filings on this issuer
4 other filings besides this one
Filer Track Record
5 filings by this filer
4 other filings in the data moat
Short Interest · settle 2026-07-15
DTC 6.73
41,009,848 shares short · +20.4% vs prior

Institutional Consensus · 2025-12-31

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

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

Other 13D/G Filings on Cabaletta Bio, Inc.

FiledFormFilerStakeShares
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 →
2020-12-14 SC 5AM Ventures V, L.P. view →

Other Filings by 5AM Ventures V, L.P.

FiledFormIssuerStakeShares
2022-12-02 SC Akouos, Inc. view →
2021-11-03 SC Cabaletta Bio, Inc. CABA view →
2021-09-09 SC Cabaletta Bio, Inc. CABA view →
2020-12-14 SC Cabaletta Bio, Inc. CABA view →

Want this depth on every filing the moment it hits SEC EDGAR?

Full feed access · API · daily intelligence brief · custom alerts. From $49/mo.

See pricing →