F-10EF auto effective registration statements of Canadian issuers

F-10EF: an F-10 registration statement for certain Canadian issuers that becomes effective automatically on filing.

41filings on EDGAR

2002first filed

12filed in 2026

2026-10-05latest filing

curl -H "Authorization: Bearer $SECFEED_KEY" \
  "https://secfeedapi.com/v1/filings?query=formType:%22F-10EF%22&size=2"

import os, requests

r = requests.get(
    "https://secfeedapi.com/v1/filings",
    params={'query': 'formType:"F-10EF"', 'size': '2'},
    headers={"Authorization": f"Bearer {os.environ['SECFEED_KEY']}"},
)
print(r.json())

What is F-10EF?

The EDGAR Filer Manual describes F-10EF as an auto effective registration statement for securities of certain Canadian issuers under the Securities Act. MJDS allows some registrations to become effective on filing, depending on the offering and Canadian review.

There are only a few dozen F-10EF filings since 2002.

Who files

Eligible Canadian issuers whose F-10 registration is effective on filing.

When it is filed

Effective on filing.

Filings per year

Every F-10EF filing on EDGAR, counted from the SecFeed index. Updated daily.

What is inside

Section	Contents
Canadian prospectus	Offering document under Canadian rules.
US items	Legends and undertakings.

Get F-10EF data with SecFeed

Search the filings with formType:"F-10EF", read any document as text or PDF, and use these APIs for structured data:

Filing Search API

Search every SEC EDGAR filing since 1993 with Lucene-style queries over ticker, CIK, form type, filing date, company, SIC and 8-K items.

Text Search API

Search every word of every EDGAR filing and exhibit since 2001. Exact phrases, form type, CIK and date filters, results as JSON.

Latest F-10EF filings

Company	Form	Filed
Electrovaya Inc.	`F-10EF`	2026-10-05	EDGAR ↗
Bitzero Holdings Inc.	`F-10EF`	2026-09-14	EDGAR ↗
DENISON MINES CORP.	`F-10EF`	2026-09-11	EDGAR ↗
APEX CRITICAL METALS CORP.	`F-10EF`	2026-08-13	EDGAR ↗
Aris Mining Corp	`F-10EF`	2026-07-30	EDGAR ↗
Sprott Physical Copper Trust	`F-10EF`	2026-07-28	EDGAR ↗
Glass House Brands Inc.	`F-10EF`	2026-07-15	EDGAR ↗
DESCARTES SYSTEMS GROUP INC	`F-10EF`	2026-07-15	EDGAR ↗

Use cases

Complete MJDS offering histories

Related forms

F-10Canadian MJDS registration

Form F-10: the MJDS registration statement that lets eligible Canadian issuers register US offerings using their Canadian prospectus.

F-10POSF-10EF post-effective amendment

F-10POS: a post-effective amendment to an F-10EF auto effective registration statement of a Canadian issuer.

FAQ

How is F-10EF different from F-10?

F-10EF becomes effective automatically on filing; a regular F-10 is declared effective.

How common is it?

Rare: a few dozen filings since 2002.

Every F-10EF filing, one API call away

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