TSRO TESARO, Inc.
NASDAQNo longer listed
TSRO was the NASDAQ ticker symbol of TESARO, 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.
TSRO at a glance
- Symbol
- TSRO
- Company / issuer
- TESARO, Inc.
- Last exchange
- NASDAQ
- Status
- No longer listed
- Seen in listing files
- Jan 2015 – Aug 2018
TSRO ticker history
All listing names we have recorded under the symbol TSRO, from periodic snapshots of US exchange listing files.
| Name | Security | First seen | Last seen |
|---|---|---|---|
| TESARO, Inc. | — | Jan 2015 | Aug 2018 |
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 TSRO?
TSRO was the ticker symbol of TESARO, Inc on NASDAQ.
Is TSRO still trading?
No. TSRO does not appear in current US exchange listings as of Sep 2026; it was last seen in our listing snapshots in Aug 2018.
Which exchange was TSRO listed on?
TSRO was listed on NASDAQ.
Nearby symbols
TSO Tesoro CorporationTSPH TuSimple Holdings Inc.TSQ Townsquare Media, Inc.TSRA Tessera Technologies, Inc.TSRE Trade Street Residential, Inc.TSRI TSR Inc.TSS Total System Services, Inc.TSSI TSS, Inc.TST TheStreet, Inc.TSU TIM Participacoes S.A.TSYS TeleCommunication Systems, Inc.TT Trane Technologies plc