MDR McDermott International, Inc.
NYSENo longer listedCommon stock
MDR was the NYSE ticker symbol of McDermott 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.
MDR at a glance
- Symbol
- MDR
- Company / issuer
- McDermott International, Inc.
- Security type
- Common stock
- Last exchange
- NYSE
- Status
- No longer listed
- Seen in listing files
- Apr 2015
MDR ticker history
All listing names we have recorded under the symbol MDR, from periodic snapshots of US exchange listing files.
| Name | Security | First seen | Last seen |
|---|---|---|---|
| McDermott International, Inc. | Common Stock | Apr 2015 | Apr 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 MDR?
MDR was the ticker symbol of McDermott International, Inc on NYSE.
Is MDR still trading?
No. MDR does not appear in current US exchange listings as of Sep 2026; it was last seen in our listing snapshots in Apr 2015.
Which exchange was MDR listed on?
MDR was listed on NYSE.
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