Onto Innovation Inc. (ONTO) SEC filings and CIK.
ONTO’s SEC Central Index Key (CIK) is 0000704532, or 704532 without leading zeros. The SEC’s ticker file lists it as ONTO INNOVATION INC..
- Ticker
- ONTO
- CIK
- 0000704532
- Other tickers
- None
- Insider transactions, Q3 2026
- 4
Insider trading
In Q3 2026, insiders at Onto Innovation Inc. reported 4 non-derivative transactions on 4 Forms 3, 4 and 5, including 0 open-market purchases and 1 sales. See every ONTO insider transaction →
Recent filings we observed
| Filed | Form | Accession |
|---|---|---|
| 2026-11-09 | 8-K | 0001193125-26-453582 |
Get ONTO SEC data through the API
curl "https://sec-api.dev/api/v1/filings?cik=704532&limit=10" \
-H "Authorization: Bearer $SEC_API_KEY"curl "https://sec-api.dev/api/v1/companies/704532" \
-H "Authorization: Bearer $SEC_API_KEY"curl "https://sec-api.dev/api/v1/facts/704532?taxonomy=us-gaap&concept=Revenues&limit=10" \
-H "Authorization: Bearer $SEC_API_KEY"Ticker to CIK API · SEC filings API · Onto Innovation Inc. on SEC.gov
Questions
What is ONTO’s CIK number?
ONTO’s SEC Central Index Key (CIK) is 0000704532, or 704532 without leading zeros. The SEC’s ticker file lists it as ONTO INNOVATION INC..
How do I find Onto Innovation Inc.’s 10-K?
Request /api/v1/filings?cik=704532&form=10-K, or open the company’s EDGAR page and filter by 10-K. Foreign issuers file 20-F or 40-F instead.
Plain-text version for agents and LLMs: /companies/onto.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.