ACRX AcelRx Pharmaceuticals Inc.
ACRX was the NASDAQ ticker symbol of AcelRx Pharmaceuticals Inc. It no longer appears in current US listing files, which usually means the security was delisted, acquired, merged, or moved to a new symbol. SEC records list “Acelrx Pharmaceuticals Inc” as a former name of Talphera, Inc., which trades today as TLPH.
ACRX at a glance
- Symbol
- ACRX
- Company / issuer
- AcelRx Pharmaceuticals Inc.
- Security type
- Common stock
- Last exchange
- NASDAQ
- Status
- No longer listed
- Seen in listing files
- Jan 2015 – Dec 2023
- Sector
- Health Care
- Industry
- Biotechnology: Pharmaceutical Preparations
- Country
- United States
- IPO year
- 2011
- Last reported market cap
- $12.5 million (Dec 2023)
ACRX ticker history
All listing names we have recorded under the symbol ACRX, from periodic snapshots of US exchange listing files.
| Name | Security | First seen | Last seen |
|---|---|---|---|
| AcelRx Pharmaceuticals Inc. | Common Stock | Jan 2015 | Dec 2023 |
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 ACRX?
ACRX was the ticker symbol of AcelRx Pharmaceuticals Inc on NASDAQ.
Is ACRX still trading?
No. ACRX does not appear in current US exchange listings as of Sep 2026; it was last seen in our listing snapshots in Dec 2023. The company now appears to trade as TLPH (Talphera, Inc.).
Which exchange was ACRX listed on?
ACRX was listed on NASDAQ.