VDSI VASCO Data Security International, Inc.
VDSI was the NASDAQ ticker symbol of VASCO Data Security International, 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. SEC records list “Vasco Data Security International Inc” as a former name of OneSpan Inc., which trades today as OSPN.
VDSI at a glance
- Symbol
- VDSI
- Company / issuer
- VASCO Data Security International, Inc.
- Last exchange
- NASDAQ
- Status
- No longer listed
- Seen in listing files
- Jan 2015
VDSI ticker history
All listing names we have recorded under the symbol VDSI, from periodic snapshots of US exchange listing files.
| Name | Security | First seen | Last seen |
|---|---|---|---|
| VASCO Data Security International, 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 VDSI?
VDSI was the ticker symbol of VASCO Data Security International, Inc on NASDAQ.
Is VDSI still trading?
No. VDSI does not appear in current US exchange listings as of Sep 2026; it was last seen in our listing snapshots in Jan 2015. The company now appears to trade as OSPN (OneSpan Inc.).
Which exchange was VDSI listed on?
VDSI was listed on NASDAQ.