F-3MEF registration statements under Rule 462(b)
F-3MEF: a Rule 462(b) registration adding up to 20 percent more securities to an effective Form F-3 of a foreign private issuer.
curl -H "Authorization: Bearer $SECFEED_KEY" \ "https://secfeedapi.com/v1/filings?query=formType:%22F-3MEF%22&size=2"
import os, requests
r = requests.get(
"https://secfeedapi.com/v1/filings",
params={'query': 'formType:"F-3MEF"', 'size': '2'},
headers={"Authorization": f"Bearer {os.environ['SECFEED_KEY']}"},
)
print(r.json())What is F-3MEF?
F-3MEF is the Form F-3 version of the Rule 462(b) short form, used when a foreign issuer's offering off a non-automatic shelf is upsized.
There are a few dozen filings since 1999.
Foreign private issuers with an effective Form F-3.
Before the additional securities are sold; effective on filing.
Filings per year
Every F-3MEF filing on EDGAR, counted from the SecFeed index. Updated daily.
What is inside
| Section | Contents |
|---|---|
| Reference to F-3 | Incorporated by reference. |
| Fee table | Fees for added securities. |
Get F-3MEF data with SecFeed
Search the filings with formType:"F-3MEF", read any document as text or PDF, and use these APIs for structured data:
Latest F-3MEF filings
| Company | Form | Filed | |
|---|---|---|---|
| Gorilla Technology Group Inc. | F-3MEF | 2026-06-02 | EDGAR ↗ |
| SEALSQ Corp | F-3MEF | 2025-10-15 | EDGAR ↗ |
| Vertical Aerospace Ltd. | F-3MEF | 2025-01-23 | EDGAR ↗ |
| Arbe Robotics Ltd. | F-3MEF | 2025-01-07 | EDGAR ↗ |
| ObsEva SA | F-3MEF | 2022-08-03 | EDGAR ↗ |
| Sphere 3D Corp | F-3MEF | 2021-09-02 | EDGAR ↗ |
| Recon Technology, Ltd | F-3MEF | 2021-06-14 | EDGAR ↗ |
| Maxeon Solar Technologies, Ltd. | F-3MEF | 2021-04-15 | EDGAR ↗ |
Use cases
- Detect upsized foreign follow-on offerings
Related forms
Every Form F-3 shelf registration by foreign private issuers since 1994, plus F-10 MJDS registrations by Canadian issuers.
S-3MEFS-3 upsize (Rule 462(b))S-3MEF: a Rule 462(b) registration statement adding up to 20 percent more securities to an effective Form S-3, typically at pricing of a follow-on.
FAQ
What is F-3MEF?
The Rule 462(b) short form registration for an effective Form F-3.
When is it used?
When an offering is upsized and the issuer does not have an automatic shelf.
Every F-3MEF filing, one API call away
500 free calls a month. JSON, CSV, PDF and a Python SDK.