ONNN ON Semiconductor Corporation
ONNN was the NASDAQ ticker symbol of ON Semiconductor Corporation. It no longer appears in current US listing files, which usually means the security was delisted, acquired, merged, or moved to a new symbol. A company with the same name, ON Semiconductor Corporation, currently trades as ON.
ONNN at a glance
- Symbol
- ONNN
- Company / issuer
- ON Semiconductor Corporation
- Last exchange
- NASDAQ
- Status
- No longer listed
- Seen in listing files
- Jan 2015
ONNN ticker history
All listing names we have recorded under the symbol ONNN, from periodic snapshots of US exchange listing files.
| Name | Security | First seen | Last seen |
|---|---|---|---|
| ON Semiconductor Corporation | — | Jan 2015 | Jan 2015 |
Snapshots have gaps (notably 2018–2021, and 2015–2021 for NYSE listings), so the actual delisting date may be later than the last-seen date.
Other symbols for ON Semiconductor Corporation
Frequently asked questions
What company has the ticker symbol ONNN?
ONNN was the ticker symbol of ON Semiconductor Corporation on NASDAQ.
Is ONNN still trading?
No. ONNN does not appear in current US exchange listings as of Sep 2026; it was last seen in our listing snapshots in Jan 2015. The company now appears to trade as ON (ON Semiconductor Corporation).
Which exchange was ONNN listed on?
ONNN was listed on NASDAQ.