ABCO The Advisory Board Company
NASDAQNo longer listed
ABCO was the NASDAQ ticker symbol of The Advisory Board Company. It no longer appears in current US listing files, which usually means the security was delisted, acquired, merged, or moved to a new symbol.
ABCO at a glance
- Symbol
- ABCO
- Company / issuer
- The Advisory Board Company
- Last exchange
- NASDAQ
- Status
- No longer listed
- Seen in listing files
- Jan 2015
ABCO ticker history
All listing names we have recorded under the symbol ABCO, from periodic snapshots of US exchange listing files.
| Name | Security | First seen | Last seen |
|---|---|---|---|
| The Advisory Board Company | — | 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.
Frequently asked questions
What company has the ticker symbol ABCO?
ABCO was the ticker symbol of The Advisory Board Company on NASDAQ.
Is ABCO still trading?
No. ABCO does not appear in current US exchange listings as of Sep 2026; it was last seen in our listing snapshots in Jan 2015.
Which exchange was ABCO listed on?
ABCO was listed on NASDAQ.
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