Company Analysis

Connect Biopharma Holdings Limited (CNTB)

Nasdaq: CNTB · Pharmaceutical Preparations · San Diego, CA · filing with the SEC since 2020
Grade5.1
◀ Past 5.4● Present 5.2▶ Future 4.8
3 est.

Filings

167 filings since 2017 beside 29 insider forms · and emerging growth company · read from EDGAR on Nov 13, 2026
Due next and emerging growth company
10-Q Quarterly report for the quarter ending Sep 30, 2026Non-accelerated filers and smaller reporting companies have 45 days after the quarter ends; quarter ends are taken to the month end. by Nov 14, 2026
10-K Annual report for the fiscal year ending Dec 31, 2026Non-accelerated filers and smaller reporting companies have 90 days after the fiscal year ends. by Mar 31, 2027

A deadline is the latest date the SEC's rules allow for its filer category. It is not a forecast of the day the company files. Last time, the results release (8-K item 2.02) came 43 days after the quarter ended.

Filings a yearinsider forms included
2383236143440
2020202120222023202420252026

2026 counts to Nov 13, 2026.

Officer or director change (8-K item 5.02): 2 times in the last 36 months, the newest Dec 23, 2025.SEC letters: 4 in the last 36 months, the newest May 28, 2026.
Insider forms 29

Insider forms (3, 4, 5 and 144) are counted each year but not listed here; the people and their trades are on the Ownership tab.

FiledFormWhat it is, in plain wordsPeriodAsk
Nov 3, 2026 SCHEDULE 13G/A Large holder update, amended
Oct 6, 2026 SCHEDULE 13G Large holder notice
Sep 30, 2026 8-K items 7.01, 8.01, 9.01 Investor disclosure (Regulation FD); Other event · Current report
Sep 15, 2026 8-K items 7.01, 8.01, 9.01 Investor disclosure (Regulation FD); Other event · Current report
Aug 14, 2026 SCHEDULE 13G/A Large holder update, amended
Aug 14, 2026 SCHEDULE 13G/A Large holder update, amended
Aug 12, 2026 10-Q Quarterly report Jun 30, 2026
Aug 12, 2026 8-K items 2.02, 9.01 Results released · Current report
Jun 1, 2026 EFFECT Registration effective
May 28, 2026 CORRESP Reply to the SEC
May 22, 2026 UPLOAD SEC comment letter
May 15, 2026 SCHEDULE 13G/A Large holder update, amended
May 15, 2026 F-3 Shelf registration, foreign filer
May 12, 2026 10-Q Quarterly report Mar 31, 2026
May 12, 2026 8-K items 2.02, 9.01 Results released · Current report
Apr 23, 2026 8-K items 7.01, 8.01, 9.01 Investor disclosure (Regulation FD); Other event · Current report
Apr 14, 2026 SCHEDULE 13G Large holder notice
Apr 1, 2026 SCHEDULE 13D/A Activist holder update, amended
Mar 31, 2026 10-K Annual report Dec 31, 2025
Mar 31, 2026 8-K items 2.02, 9.01 Results released · Current report
Mar 30, 2026 8-K items 1.01, 3.02, 7.01, 8.01, 9.01 Major agreement signed; Shares sold without registration; Investor disclosure (Regulation FD); Other event · Current report Mar 29, 2026
Feb 17, 2026 SCHEDULE 13G/A Large holder update, amended
Feb 17, 2026 SCHEDULE 13G/A Large holder update, amended
Feb 17, 2026 SCHEDULE 13G Large holder notice
Dec 23, 2025 8-K items 5.02, 9.01 Officer or director change · Current report Dec 17, 2025
Nov 28, 2025 SCHEDULE 13G/A Large holder update, amended
Nov 26, 2025 SCHEDULE 13D/A Activist holder update, amended
Nov 12, 2025 10-Q Quarterly report Sep 30, 2025
Nov 12, 2025 8-K items 2.02, 9.01 Results released · Current report
Sep 16, 2025 8-K item 7.01 Investor disclosure (Regulation FD) · Current report
Sep 12, 2025 EFFECT Registration effective
Sep 10, 2025 POS AM Registration amended after taking effect
Aug 13, 2025 10-Q Quarterly report Jun 30, 2025
Aug 13, 2025 8-K items 2.02, 9.01 Results released · Current report
Jul 22, 2025 8-K items 5.02, 9.01 Officer or director change · Current report
Jul 21, 2025 8-K items 1.02, 9.01 Major agreement ended · Current report Jul 18, 2025
Jul 21, 2025 SCHEDULE 13D/A Activist holder update, amended
Jul 18, 2025 F-6 POS Form F-6 POS
Jul 17, 2025 8-K items 8.01, 9.01 Other event · Current report Jul 16, 2025
Jul 9, 2025 8-K items 7.01, 8.01, 9.01 Investor disclosure (Regulation FD); Other event · Current report
40 of 167 shown

Every row opens the filing on EDGAR. The plain words are the site's own for each form and each 8-K item; the complete history, insider forms included, is on EDGAR.

SI Assistanton CNTB · research, not advice