Company · TEN · CIK 1166663

Tsakos Energy Navigation Ltd (TEN) SEC filings and CIK.

TEN’s SEC Central Index Key (CIK) is 0001166663, or 1166663 without leading zeros. The SEC’s ticker file lists it as TSAKOS ENERGY NAVIGATION LTD. The same CIK also trades as TEN-PF, TEN-PE.

Ticker: TEN
CIK: 0001166663
Other tickers: TEN-PF, TEN-PE
Insider transactions: None loaded

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 TEN SEC data through the API

Filing history

curl "https://sec-api.dev/api/v1/filings?cik=1166663&limit=10" \
  -H "Authorization: Bearer $SEC_API_KEY"

Company profile

curl "https://sec-api.dev/api/v1/companies/1166663" \
  -H "Authorization: Bearer $SEC_API_KEY"

Reported XBRL facts

curl "https://sec-api.dev/api/v1/facts/1166663?taxonomy=us-gaap&concept=Revenues&limit=10" \
  -H "Authorization: Bearer $SEC_API_KEY"

Ticker to CIK API · SEC filings API · Tsakos Energy Navigation Ltd on SEC.gov

Questions

What is TEN’s CIK number?

TEN’s SEC Central Index Key (CIK) is 0001166663, or 1166663 without leading zeros. The SEC’s ticker file lists it as TSAKOS ENERGY NAVIGATION LTD. The same CIK also trades as TEN-PF, TEN-PE.

How do I find Tsakos Energy Navigation Ltd’s 10-K?

Request /api/v1/filings?cik=1166663&form=10-K, or open the company’s EDGAR page and filter by 10-K. Foreign issuers file 20-F or 40-F instead.

We hold no filings or insider data for this company beyond its ticker and CIK, so this page is not submitted to search engines.

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

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