Company · ALSN · CIK 1411207

Allison Transmission Holdings Inc (ALSN) SEC filings and CIK.

ALSN’s SEC Central Index Key (CIK) is 0001411207, or 1411207 without leading zeros. The SEC’s ticker file lists it as Allison Transmission Holdings Inc.

Ticker: ALSN
CIK: 0001411207
Other tickers: None
Insider transactions, Q3 2026: 7

Insider trading

In Q3 2026, insiders at Allison Transmission Holdings Inc reported 7 non-derivative transactions on 16 Forms 3, 4 and 5, including 0 open-market purchases and 5 sales. See every ALSN 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 ALSN SEC data through the API

Filing history

curl "https://sec-api.dev/api/v1/filings?cik=1411207&limit=10" \
  -H "Authorization: Bearer $SEC_API_KEY"

Company profile

curl "https://sec-api.dev/api/v1/companies/1411207" \
  -H "Authorization: Bearer $SEC_API_KEY"

Reported XBRL facts

curl "https://sec-api.dev/api/v1/facts/1411207?taxonomy=us-gaap&concept=Revenues&limit=10" \
  -H "Authorization: Bearer $SEC_API_KEY"

Ticker to CIK API · SEC filings API · Allison Transmission Holdings Inc on SEC.gov

Questions

What is ALSN’s CIK number?

ALSN’s SEC Central Index Key (CIK) is 0001411207, or 1411207 without leading zeros. The SEC’s ticker file lists it as Allison Transmission Holdings Inc.

How do I find Allison Transmission Holdings Inc’s 10-K?

Request /api/v1/filings?cik=1411207&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/alsn.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.