MPO Midstates Petroleum Company, Inc.
MPO was the NYSE ticker symbol of Midstates Petroleum Company, 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 “Midstates Petroleum Company, Inc.” as a former name of Amplify Energy Corp., which trades today as AMPY.
MPO at a glance
- Symbol
- MPO
- Company / issuer
- Midstates Petroleum Company, Inc.
- Security type
- Common stock
- Last exchange
- NYSE
- Status
- No longer listed
- Seen in listing files
- Apr 2015
MPO ticker history
All listing names we have recorded under the symbol MPO, from periodic snapshots of US exchange listing files.
| Name | Security | First seen | Last seen |
|---|---|---|---|
| Midstates Petroleum Company, 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 MPO?
MPO was the ticker symbol of Midstates Petroleum Company, Inc on NYSE.
Is MPO still trading?
No. MPO does not appear in current US exchange listings as of Sep 2026; it was last seen in our listing snapshots in Apr 2015. The company now appears to trade as AMPY (Amplify Energy Corp.).
Which exchange was MPO listed on?
MPO was listed on NYSE.