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CABANasdaq
Cabaletta Bio, Inc.
Biological Products, (No Diagnostic Substances) · DE · CIK 1759138
Develops engineered T cell therapies for autoimmune diseases by ablating B cells to reset the immune system
$491M
Market cap
$3.11
Last close
+2.3%
1D
+3.3%
5D
5.5M
Volume
Price · last 39 sessions-18.8%
May 4L $2.80 · H $4.15Jun 29
164
Total filings
Jun 11, 2026
Last filing
12/31
Fiscal year end
8-KBylaw Amendment · Shareholder VoteJun 11, 20268-KReg FD Disclosure · Company UpdateJun 3, 2026DEFA14ADEFA14AJun 1, 202610-Q10-QMay 14, 20268-KResults of OperationsMay 14, 20268-KReg FD Disclosure · Company UpdateMay 14, 20268-KMaterial Agreement · Results of OperationsMay 4, 2026424B5424B5May 4, 20268-KCompany UpdateMay 4, 2026DEFA14ADEFA14AApr 28, 2026DEF 14ADEF 14AApr 28, 20268-KCompany UpdateApr 20, 202610-K10-KMar 23, 20268-KResults of Operations · Reg FD DisclosureMar 23, 20268-KReg FD Disclosure · Company UpdateJan 12, 202610-Q10-QNov 10, 20258-KResults of OperationsNov 10, 20258-KCompany UpdateOct 29, 20258-KReg FD Disclosure · Company UpdateOct 27, 20258-KReg FD Disclosure · Company UpdateOct 9, 20258-KReg FD DisclosureSep 3, 202510-Q10-QAug 7, 20258-KResults of OperationsAug 7, 20258-KMaterial Agreement · Company UpdateJun 12, 2025424B5424B5Jun 12, 2025424B5424B5Jun 11, 20258-KAgreement Terminated · Reg FD DisclosureJun 11, 20258-KBylaw Amendment · Shareholder VoteJun 10, 20258-KExecutive ChangeMay 19, 202510-Q10-QMay 15, 20258-KResults of Operations · Reg FD DisclosureMay 15, 2025DEF 14ADEF 14AMay 13, 202510-K10-KMar 31, 20258-KResults of OperationsMar 31, 20258-K/AReg FD Disclosure · Company UpdateFeb 18, 20258-KReg FD Disclosure · Company UpdateFeb 18, 20258-KResults of Operations · Reg FD DisclosureJan 13, 20258-KReg FD Disclosure · Company UpdateNov 18, 2024SC 13GSC 13GNov 14, 202410-Q10-QNov 14, 20248-KResults of OperationsNov 14, 20248-KReg FD Disclosure · Company UpdateOct 7, 20248-KMaterial AgreementSep 30, 2024SC 13GSC 13GAug 22, 202410-Q10-QAug 8, 20248-KResults of Operations · Reg FD DisclosureAug 8, 20248-KReg FD Disclosure · Company UpdateJun 14, 2024SC 13G13G MONTHLY FILING - CABAJun 6, 20248-KShareholder VoteJun 4, 202410-Q10-QMay 15, 20248-KResults of Operations · Reg FD DisclosureMay 15, 2024DEFA14ADEFA14AApr 23, 2024DEF 14ADEF 14AApr 23, 202410-K10-KMar 21, 20248-KResults of OperationsMar 21, 20248-KReg FD DisclosureMar 20, 20248-KReg FD Disclosure · Company UpdateFeb 1, 2024SC 13GSC 13GJan 24, 2024SC 13GSC 13GJan 8, 20248-KResults of Operations · Reg FD DisclosureJan 8, 202410-Q10-QNov 9, 20238-KResults of Operations · Reg FD DisclosureNov 9, 20238-KReg FD Disclosure · Company UpdateNov 6, 20238-KReg FD Disclosure · Company UpdateOct 2, 20238-KReg FD DisclosureSep 5, 20238-KReg FD Disclosure · Company UpdateAug 22, 202310-Q10-QAug 10, 20238-KResults of OperationsAug 10, 20238-KExecutive Change · Reg FD DisclosureJul 24, 2023SC 13GSC 13GJun 1, 20238-KExecutive Change · Shareholder VoteJun 1, 2023SC 13GSC 13GMay 26, 20238-KCompany UpdateMay 22, 20238-KMaterial Agreement · Company UpdateMay 18, 2023424B5424B5May 18, 2023424B5424B5May 18, 20238-KReg FD Disclosure · Company UpdateMay 16, 20238-KReg FD DisclosureMay 16, 202310-Q10-QMay 11, 20238-KResults of OperationsMay 11, 2023
Insider Activity
◆ Cluster Buy · 8 insidersIn the 90 days to Jan 21, 2026: 8 insiders bought $296K.
| Date | Insider | Action | Shares | Price | Value |
|---|---|---|---|---|---|
| Jan 21, 2026 | Nichtberger StevenPresident & CEO | Buy | 45,000 | $2.24 | $101K |
| Jan 21, 2026 | Gavel SteveChief Commercial Officer | Buy | 22,170 | $2.27 | $50K |
| Jan 21, 2026 | Tomasello ShawnDirector | Buy | 22,725 | $2.21 | $50K |
| Jan 21, 2026 | Simon MarkDirector | Buy | 11,061 | $2.28 | $25K |
| Jan 21, 2026 | Binder GwendolynPresident, Science & Tech. | Buy | 11,312 | $2.19 | $25K |
| Jan 21, 2026 | Chang David J.Chief Medical Officer | Buy | 8,800 | $2.26 | $20K |
| Jan 21, 2026 | Gerard MichaelGeneral Counsel | Buy | 6,600 | $2.27 | $15K |
| Jan 21, 2026 | Bollard CatherineDirector | Buy | 4,405 | $2.27 | $10K |
Open-market buys & sells (Form 4, transaction codes P/S). Source: SEC structured insider data.
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