ABCD Cambium Learning Group, Inc.
NASDAQNo longer listed
ABCD was the NASDAQ ticker symbol of Cambium Learning Group, 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.
ABCD at a glance
- Symbol
- ABCD
- Company / issuer
- Cambium Learning Group, Inc.
- Last exchange
- NASDAQ
- Status
- No longer listed
- Seen in listing files
- Jan 2015 – Aug 2018
ABCD ticker history
All listing names we have recorded under the symbol ABCD, from periodic snapshots of US exchange listing files.
| Name | Security | First seen | Last seen |
|---|---|---|---|
| Cambium Learning Group, 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 ABCD?
ABCD was the ticker symbol of Cambium Learning Group, Inc on NASDAQ.
Is ABCD still trading?
No. ABCD 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 ABCD listed on?
ABCD was listed on NASDAQ.