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