Company · MMM · CIK 66740

3m Co (MMM) SEC filings and CIK.

MMM’s SEC Central Index Key (CIK) is 0000066740, or 66740 without leading zeros. The SEC’s ticker file lists it as 3M CO.

Ticker: MMM
CIK: 0000066740
Other tickers: None
Insider transactions, Q3 2026: 10

Insider trading

In Q3 2026, insiders at 3m Co reported 10 non-derivative transactions on 11 Forms 3, 4 and 5, including 0 open-market purchases and 5 sales. See every MMM insider transaction →

Recent filings we observed

From our record of EDGAR’s latest-filings feed and sampled daily indexes. Not a complete filing history; use the filings API for that.
Filed	Form	Accession
2026-11-09	25-NSE	0000876661-26-000899

Get MMM SEC data through the API

Filing history

curl "https://sec-api.dev/api/v1/filings?cik=66740&limit=10" \
  -H "Authorization: Bearer $SEC_API_KEY"

Company profile

curl "https://sec-api.dev/api/v1/companies/66740" \
  -H "Authorization: Bearer $SEC_API_KEY"

Reported XBRL facts

curl "https://sec-api.dev/api/v1/facts/66740?taxonomy=us-gaap&concept=Revenues&limit=10" \
  -H "Authorization: Bearer $SEC_API_KEY"

Ticker to CIK API · SEC filings API · 3m Co on SEC.gov

Questions

What is MMM’s CIK number?

MMM’s SEC Central Index Key (CIK) is 0000066740, or 66740 without leading zeros. The SEC’s ticker file lists it as 3M CO.

How do I find 3m Co’s 10-K?

Request /api/v1/filings?cik=66740&form=10-K, or open the company’s EDGAR page and filter by 10-K. Foreign issuers file 20-F or 40-F instead.

Ticker and CIK: SEC company_tickers.json, cached 2026-11-02. Tickers can move between entities; the CIK identifies the filer.

Plain-text version for agents and LLMs: /companies/mmm.md

Independent. Not affiliated with, endorsed by, or sponsored by the U.S. Securities and Exchange Commission. Data is reproduced from public SEC filings and datasets. Not investment advice.