Company · COHU · CIK 21535

Cohu Inc (COHU) SEC filings and CIK.

COHU’s SEC Central Index Key (CIK) is 0000021535, or 21535 without leading zeros. The SEC’s ticker file lists it as COHU INC.

Ticker: COHU
CIK: 0000021535
Other tickers: None
Insider transactions, Q3 2026: 12

Insider trading

In Q3 2026, insiders at Cohu Inc reported 12 non-derivative transactions on 10 Forms 3, 4 and 5, including 0 open-market purchases and 9 sales. See every COHU 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	DEF 14A	0001437749-26-035662

Get COHU SEC data through the API

Filing history

curl "https://sec-api.dev/api/v1/filings?cik=21535&limit=10" \
  -H "Authorization: Bearer $SEC_API_KEY"

Company profile

curl "https://sec-api.dev/api/v1/companies/21535" \
  -H "Authorization: Bearer $SEC_API_KEY"

Reported XBRL facts

curl "https://sec-api.dev/api/v1/facts/21535?taxonomy=us-gaap&concept=Revenues&limit=10" \
  -H "Authorization: Bearer $SEC_API_KEY"

Ticker to CIK API · SEC filings API · Cohu Inc on SEC.gov

Questions

What is COHU’s CIK number?

COHU’s SEC Central Index Key (CIK) is 0000021535, or 21535 without leading zeros. The SEC’s ticker file lists it as COHU INC.

How do I find Cohu Inc’s 10-K?

Request /api/v1/filings?cik=21535&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/cohu.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.