STEM Stem, Inc.
NYSEActiveClass A common stock
STEM is the ticker symbol of Stem, Inc. (class A common stock), which is listed on NYSE. The symbol was previously used by StemCells, Inc..
STEM at a glance
- Symbol
- STEM
- Company / issuer
- Stem, Inc.
- Security type
- Class A common stock
- Exchange
- NYSE
- Status
- Actively traded
- Seen in listing files
- Jan 2015 – present
- Sector
- Technology
- Industry
- EDP Services
- Country
- United States
- IPO year
- 1992
- Market cap
- $37.5 million (Sep 2026)
STEM ticker history
All companies and securities we have recorded under the symbol STEM, from periodic snapshots of US exchange listing files.
| Name | Security | First seen | Last seen |
|---|---|---|---|
| StemCells, Inc. | — | Jan 2015 | Jan 2015 |
| Stem, Inc. | Class A Common Stock | Apr 2021 | present |
Stem, Inc. company profile
- Industry (SIC)
- Services-Computer Integrated Systems Design
- Headquarters
- Houston, TX
- Fiscal year end
- December 31
- SEC filer category
- Non-accelerated filer<br>Smaller reporting company
- Latest annual report
- 10-K filed 2026-03-05
- Latest interim report
- 10-Q filed 2026-08-13
- SEC CIK
- 1758766
Former company names
- Star Peak Energy Transition Corp. (until 2021)
- Star Peak Energy Acquisition Corp. (until 2018)
Source: SEC EDGAR filer data.
STEM price chart
Interactive chart provided by TradingView (loads third-party scripts).
Frequently asked questions
What company has the ticker symbol STEM?
STEM is the ticker symbol of Stem, Inc on NYSE.
Is STEM still trading?
Yes. STEM appears in the current NYSE listings as of Sep 2026.
Which companies have used the ticker STEM?
Our listing records show STEM used by: StemCells, Inc.; Stem, Inc..
Which exchange is STEM listed on?
STEM is listed on NYSE.
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