Company · DCI · CIK 29644

DONALDSON Co INC (DCI) SEC filings and CIK.

DCI’s SEC Central Index Key (CIK) is 0000029644, or 29644 without leading zeros. The SEC’s ticker file lists it as DONALDSON Co INC.

Ticker: DCI
CIK: 0000029644
Other tickers: None
Insider transactions, Q3 2026: 18

Insider trading

In Q3 2026, insiders at DONALDSON Co INC reported 18 non-derivative transactions on 11 Forms 3, 4 and 5, including 0 open-market purchases and 2 sales. See every DCI insider transaction →

Recent filings we observed

No filings for this CIK appear in our current observation window. The full history is available from the filings endpoint below and on SEC.gov.

Get DCI SEC data through the API

Filing history

curl "https://sec-api.dev/api/v1/filings?cik=29644&limit=10" \
  -H "Authorization: Bearer $SEC_API_KEY"

Company profile

curl "https://sec-api.dev/api/v1/companies/29644" \
  -H "Authorization: Bearer $SEC_API_KEY"

Reported XBRL facts

curl "https://sec-api.dev/api/v1/facts/29644?taxonomy=us-gaap&concept=Revenues&limit=10" \
  -H "Authorization: Bearer $SEC_API_KEY"

Ticker to CIK API · SEC filings API · DONALDSON Co INC on SEC.gov

Questions

What is DCI’s CIK number?

DCI’s SEC Central Index Key (CIK) is 0000029644, or 29644 without leading zeros. The SEC’s ticker file lists it as DONALDSON Co INC.

How do I find DONALDSON Co INC’s 10-K?

Request /api/v1/filings?cik=29644&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/dci.md

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