Company · WULF · CIK 1083301

Terawulf Inc. (WULF) SEC filings and CIK.

WULF’s SEC Central Index Key (CIK) is 0001083301, or 1083301 without leading zeros. The SEC’s ticker file lists it as TERAWULF INC..

Ticker: WULF
CIK: 0001083301
Other tickers: None
Insider transactions, Q3 2026: 15

Insider trading

In Q3 2026, insiders at Terawulf Inc. reported 15 non-derivative transactions on 15 Forms 3, 4 and 5, including 3 open-market purchases and 4 sales. See every WULF 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
2026-11-06	8-K	0001628280-26-071306

Get WULF SEC data through the API

Filing history

curl "https://sec-api.dev/api/v1/filings?cik=1083301&limit=10" \
  -H "Authorization: Bearer $SEC_API_KEY"

Company profile

curl "https://sec-api.dev/api/v1/companies/1083301" \
  -H "Authorization: Bearer $SEC_API_KEY"

Reported XBRL facts

curl "https://sec-api.dev/api/v1/facts/1083301?taxonomy=us-gaap&concept=Revenues&limit=10" \
  -H "Authorization: Bearer $SEC_API_KEY"

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

Questions

What is WULF’s CIK number?

WULF’s SEC Central Index Key (CIK) is 0001083301, or 1083301 without leading zeros. The SEC’s ticker file lists it as TERAWULF INC..

How do I find Terawulf Inc.’s 10-K?

Request /api/v1/filings?cik=1083301&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/wulf.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.