Company · FUN · CIK 1999001

Six Flags Entertainment Corporation/NEW (FUN) SEC filings and CIK.

FUN’s SEC Central Index Key (CIK) is 0001999001, or 1999001 without leading zeros. The SEC’s ticker file lists it as Six Flags Entertainment Corporation/NEW.

Ticker: FUN
CIK: 0001999001
Other tickers: None
Insider transactions, Q3 2026: 4

Insider trading

In Q3 2026, insiders at Six Flags Entertainment Corporation/NEW reported 4 non-derivative transactions on 5 Forms 3, 4 and 5, including 1 open-market purchases and 0 sales. See every FUN 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 FUN SEC data through the API

Filing history

curl "https://sec-api.dev/api/v1/filings?cik=1999001&limit=10" \
  -H "Authorization: Bearer $SEC_API_KEY"

Company profile

curl "https://sec-api.dev/api/v1/companies/1999001" \
  -H "Authorization: Bearer $SEC_API_KEY"

Reported XBRL facts

curl "https://sec-api.dev/api/v1/facts/1999001?taxonomy=us-gaap&concept=Revenues&limit=10" \
  -H "Authorization: Bearer $SEC_API_KEY"

Ticker to CIK API · SEC filings API · Six Flags Entertainment Corporation/NEW on SEC.gov

Questions

What is FUN’s CIK number?

FUN’s SEC Central Index Key (CIK) is 0001999001, or 1999001 without leading zeros. The SEC’s ticker file lists it as Six Flags Entertainment Corporation/NEW.

How do I find Six Flags Entertainment Corporation/NEW’s 10-K?

Request /api/v1/filings?cik=1999001&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/fun.md

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