NPTN NeoPhotonics Corporation
NYSENo longer listedCommon stock
NPTN was the NYSE ticker symbol of NeoPhotonics 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.
NPTN at a glance
- Symbol
- NPTN
- Company / issuer
- NeoPhotonics Corporation
- Security type
- Common stock
- Last exchange
- NYSE
- Status
- No longer listed
- Seen in listing files
- Apr 2015 – Jul 2022
- Sector
- Technology
- Industry
- Semiconductors
- Country
- United States
- IPO year
- 2011
- Last reported market cap
- $855.0 million (Jul 2022)
NPTN ticker history
All listing names we have recorded under the symbol NPTN, from periodic snapshots of US exchange listing files.
| Name | Security | First seen | Last seen |
|---|---|---|---|
| NeoPhotonics Corporation | Common Stock | Apr 2015 | Jul 2022 |
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.
Frequently asked questions
What company has the ticker symbol NPTN?
NPTN was the ticker symbol of NeoPhotonics Corporation on NYSE.
Is NPTN still trading?
No. NPTN does not appear in current US exchange listings as of Sep 2026; it was last seen in our listing snapshots in Jul 2022.
Which exchange was NPTN listed on?
NPTN was listed on NYSE.