SCHEDULE 13D/A: Stoney Lonesome HF LP Increases Stake in Amplify Energy Corp. to 7.8%

Stoney Lonesome HF LP, along with affiliated entities, has further increased its beneficial ownership in Amplify Energy Corp. to 7.8% of common stock through recent open market purchases.

Summary

• Stoney Lonesome HF LP, The Drake Helix Holdings, LLC, and Clint Coghill collectively reported beneficial ownership in Amplify Energy Corp. common stock.
• Stoney Lonesome HF LP holds 3,154,347 shares, representing 7.8% of the common stock.
• The Drake Helix Holdings, LLC holds 83,000 shares, representing 0.2% of the common stock.
• Clint Coghill holds 2,410 shares, representing 0% of the common stock.
• On June 20, 2025, Stoney Lonesome HF LP purchased an additional 150,000 shares of common stock at an average price of $3.67 per share through open market transactions.
• This filing is Amendment No. 3 to the Schedule 13D, following previous amendments on May 16, 2025, and June 6, 2025, and an original filing on April 14, 2025.
• The principal executive offices of Amplify Energy Corp. are located at 500 DALLAS STREET, SUITE 1700, HOUSTON, TX, 77002, with a telephone number of 713-588-8369.

Sentiment

Score: 7

Explanation: The increased stake by a significant institutional investor suggests positive sentiment and confidence in the company's prospects, although the document itself is purely factual about ownership changes rather than performance.

Positives

• A significant institutional investor, Stoney Lonesome HF LP, increased its stake in Amplify Energy Corp., indicating continued confidence in the company's prospects.
• The purchase of 150,000 shares through open market transactions at an average price of $3.67 per share demonstrates active investment and a belief in the current valuation.

Industry Context

This filing indicates continued investor interest in Amplify Energy Corp., an energy company, amidst broader market dynamics in the energy sector. Increased institutional ownership can signal a positive outlook from sophisticated investors regarding the company's future performance within its industry.

Stakeholder Impact

• Shareholders: Increased institutional ownership may be viewed positively, potentially signaling confidence and stability in the company's stock.

Key Dates

Recommendation

Keywords

Amplify Energy Corp., AEC, Stoney Lonesome HF LP, Schedule 13D, Beneficial Ownership, Common Stock, Institutional Investment, Energy Sector, Share Purchase, SEC Filing