Company filings profile · CIK 0001619856

Caribou Biosciences, Inc. — SEC filings & insider activity.

Real, source-linked SEC EDGAR activity for Caribou Biosciences, Inc. (CRBU): 11 filings in the last 90 days vs 20 in the prior 90 (filing-velocity cooling ↓ · 0.55×). Latest material 8-K events, insider Form-4 transactions, and periodic reports — monitored for change.

✔ Verified against the public SEC EDGAR filing record as of Jun 21, 2026. Source-linked, daily-refreshed.

Material 8-K events — Caribou Biosciences, Inc.

8-K disclosures decoded by item code (the material events: agreements, results, control/management changes, impairments, restatements).

FiledEvent
Jun 18, 2026Item 5.07; Financial Statements and Exhibits
Jun 11, 2026Regulation FD Disclosure; Other Events; Financial Statements and Exhibits
May 7, 2026Results of Operations (earnings); Financial Statements and Exhibits
Mar 31, 2026Regulation FD Disclosure; Other Events; Financial Statements and Exhibits
Mar 5, 2026Results of Operations (earnings); Financial Statements and Exhibits
Nov 12, 2025Results of Operations (earnings); Financial Statements and Exhibits
Nov 3, 2025Results of Operations (earnings); Regulation FD Disclosure; Other Events; Financial Statements and Exhibits
Aug 12, 2025Results of Operations (earnings); Financial Statements and Exhibits
Jun 23, 2025Other Events
Jun 13, 2025Item 5.07; Financial Statements and Exhibits

Watch Caribou Biosciences, Inc. automatically

Add this company to a watchlist and get a webhook/email the moment it files a material 8-K, an insider Form 4, or changes its risk-factor language.

Insider transactions (Form 4 / 3 / 5)

FiledForm
Feb 27, 20264
Feb 24, 20264
Feb 24, 20264
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Feb 24, 20264
Feb 20, 20264
Feb 20, 20264
Feb 20, 20264
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Mar 17, 20254
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Feb 21, 20254

Recent filings

FiledFormDetail
Jun 18, 20268-K Item 5.07; Financial Statements and Exhibits
Jun 11, 20268-K Regulation FD Disclosure; Other Events; Financial Statements and Exhibits
Jun 5, 2026DEFA14A DEFA14A
May 7, 202610-Q 10-Q
May 7, 20268-K Results of Operations (earnings); Financial Statements and Exhibits
May 1, 2026DEFR14A DEFR14A
Apr 24, 2026ARS ARS
Apr 24, 2026DEFA14A DEFA14A
Apr 24, 2026DEF 14A DEF 14A
Apr 10, 2026PRE 14A PRE 14A
Mar 31, 20268-K Regulation FD Disclosure; Other Events; Financial Statements and Exhibits
Mar 5, 2026S-8 S-8
Mar 5, 202610-K 10-K
Mar 5, 20268-K Results of Operations (earnings); Financial Statements and Exhibits
Feb 27, 20264 FORM 4
Feb 25, 2026144
Feb 25, 2026144
Feb 25, 2026144
Feb 24, 20264 FORM 4
Feb 24, 20264 FORM 4
Feb 24, 20264 FORM 4
Feb 24, 20264 FORM 4
Feb 20, 20264 FORM 4
Feb 20, 20264 FORM 4
Feb 20, 20264 FORM 4
Feb 20, 20264 FORM 4
Feb 20, 20264 FORM 4
Feb 20, 20264 FORM 4
Feb 20, 20264 FORM 4
Feb 20, 20264 FORM 4
Feb 20, 20264 FORM 4
Nov 12, 202510-Q 10-Q
Nov 12, 20258-K Results of Operations (earnings); Financial Statements and Exhibits
Nov 3, 20258-K Results of Operations (earnings); Regulation FD Disclosure; Other Events; Financial Statements and Exhibits
Aug 12, 202510-Q 10-Q
Aug 12, 20258-K Results of Operations (earnings); Financial Statements and Exhibits
Jul 16, 2025SCHEDULE 13G/A
Jun 23, 20258-K Other Events
Jun 13, 20258-K Item 5.07; Financial Statements and Exhibits
May 14, 2025EFFECT Item ; Item ; Item