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Company · CWT · CIK 1035201

California Water Service Group (CWT) SEC filings and CIK.

CWT’s SEC Central Index Key (CIK) is 0001035201, or 1035201 without leading zeros. The SEC’s ticker file lists it as CALIFORNIA WATER SERVICE GROUP.

Ticker
CWT
CIK
0001035201
Other tickers
None
Insider transactions, Q3 2026
28

Insider trading

In Q3 2026, insiders at California Water Service Group reported 28 non-derivative transactions on 17 Forms 3, 4 and 5, including 0 open-market purchases and 2 sales. See every CWT 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.
FiledFormAccession
2026-11-061440001949846-26-000639

Get CWT SEC data through the API

Filing history
curl "https://sec-api.dev/api/v1/filings?cik=1035201&limit=10" \
  -H "Authorization: Bearer $SEC_API_KEY"
Company profile
curl "https://sec-api.dev/api/v1/companies/1035201" \
  -H "Authorization: Bearer $SEC_API_KEY"
Reported XBRL facts
curl "https://sec-api.dev/api/v1/facts/1035201?taxonomy=us-gaap&concept=Revenues&limit=10" \
  -H "Authorization: Bearer $SEC_API_KEY"

Ticker to CIK API · SEC filings API · California Water Service Group on SEC.gov

Questions

What is CWT’s CIK number?

CWT’s SEC Central Index Key (CIK) is 0001035201, or 1035201 without leading zeros. The SEC’s ticker file lists it as CALIFORNIA WATER SERVICE GROUP.

How do I find California Water Service Group’s 10-K?

Request /api/v1/filings?cik=1035201&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/cwt.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.