Amplify Energy Corp.
AMPY- Exchange
- NYSE
- Industry
- Crude Petroleum & Natural Gas
- SEC CIK
- 0001533924
No open-market purchases or sales by Amplify Energy Corp. insiders were filed in the last 90 days; 130 institutions reported holding it in 13F filings for Q2 2026, worth $94.0M in total; no superinvestor holds it.
Holders of 5% or more of AMPY
Holders whose latest Schedule 13D or 13G filing reports 5% or more of Amplify Energy Corp., largest stake first. The change is against the holder's previous filing.
| Holder | Latest form | Stake | Change | First filed | Latest filing | Filing |
|---|---|---|---|---|---|---|
| Perga Capital Partners, LP | 13G/A | 8.60%3.55M shares | −1.50 ppfrom 10.10% | Nov 14, 20253 filings | Jul 14, 2026 | SEC |
| Irrevocable Larson Family Investment Trust | 13G/A | 6.40%2.58M shares | +0.20 ppfrom 6.20% | Jul 23, 20253 filings | Aug 8, 2025 | SEC |
| Stoney Lonesome HF LP | 13D/A | 6.30%2.59M shares | −2.60 ppfrom 8.90% | Feb 13, 20257 filings | Mar 17, 2026 | SEC |
| BlackRock, Inc. | 13G | 6.00%2.46M shares | +4.60 ppfrom 1.40% | Jul 16, 20252 filings | Jul 27, 2026 | SEC |
Stakes are as of each holder's latest filing. Holders whose last filing was in the old format (before December 18, 2024) have no stake on record and are not listed, and after an acquisition or delisting holders usually stop filing.
13D and 13G filings
19 Schedule 13D and 13G filings on Amplify Energy Corp., newest first, including old-format filings without a stake.
| Filed (ET) | Filer | Form | Stake | Change | Event date | Filing |
|---|---|---|---|---|---|---|
| Jul 27, 20264:25 PM ET | BlackRock, Inc. | 13G | 6.00%2.46M shares | +4.60 ppfrom 1.40% | Jun 30, 2026 | SEC |
| Jul 14, 20264:19 PM ET | Perga Capital Partners, LPand 2 others | 13G/A | 8.60%3.55M shares | −1.50 ppfrom 10.10% | Jul 6, 2026 | SEC |
| Jul 14, 20264:15 PM ET | Perga Capital Partners, LPand 2 others | 13G/A | 10.10%4.18M shares | +2.70 ppfrom 7.40% | Jun 26, 2026 | SEC |
| May 11, 20264:01 PM ET | Thomist Capital Management, LPand 2 others | 13G/A | 0.30%130.8K shares | −7.50 ppfrom 7.80%Below 5% | Mar 31, 2026 | SEC |
| Apr 9, 20261:42 PM ET | Dimensional Fund Advisors LP | 13G/A | 4.00%1.63M shares | –Below 5% | Mar 31, 2026 | SEC |
| Mar 17, 20265:34 PM ET | Stoney Lonesome HF LPand 4 others | 13D/A | 6.30%2.59M shares | −2.60 ppfrom 8.90% | Mar 16, 2026 | SEC |
| Feb 12, 20264:01 PM ET | Thomist Capital Management, LPand 2 others | 13G | 7.80%3.15M shares | New | Dec 31, 2025 | SEC |
| Jan 30, 20261:26 PM ET | Vanguard Group Inc | 13G/A | 4.57%1.85M shares | –Below 5% | Dec 31, 2025 | SEC |
| Nov 14, 20254:15 PM ET | Perga Capital Partners, LPand 2 others | 13G | 7.40%3.00M shares | New | Nov 7, 2025 | SEC |
| Aug 14, 20258:20 PM ET | Stoney Lonesome HF LPand 4 others | 13D/A | 8.90%3.59M shares | +1.10 ppfrom 7.80% | Aug 14, 2025 | SEC |
| Aug 8, 20256:38 PM ET | Irrevocable Larson Family Investment Trust | 13G/A | 6.40%2.58M shares | +0.20 ppfrom 6.20% | Aug 8, 2025 | SEC |
| Aug 5, 20255:03 PM ET | Irrevocable Larson Family Investment Trust | 13G/A | 6.20%2.48M shares | +1.10 ppfrom 5.10% | Aug 5, 2025 | SEC |
| Jul 23, 20255:34 PM ET | Irrevocable Larson Family Investment Trust | 13G | 5.10%2.04M shares | New | Jul 2, 2025 | SEC |
| Jul 16, 20257:02 PM ET | BlackRock, Inc. | 13G/A | 1.40%559.3K shares | –Below 5% | Jun 30, 2025 | SEC |
| Jun 24, 20255:01 PM ET | Stoney Lonesome HF LPand 2 others | 13D/A | 7.80%3.15M shares | +0.40 ppfrom 7.40% | Jun 20, 2025 | SEC |
| Jun 6, 20255:08 PM ET | Stoney Lonesome HF LPand 2 others | 13D/A | 7.40%3.00M shares | +0.70 ppfrom 6.70% | Jun 4, 2025 | SEC |
| May 20, 202510:27 AM ET | Stoney Lonesome HF LPand 2 others | 13D/A | 6.70%2.70M shares | −0.30 ppfrom 7.00% | May 16, 2025 | SEC |
| Apr 16, 20252:12 PM ET | Stoney Lonesome HF LPand 2 others | 13D | 7.00%2.83M shares | +0.55 ppfrom 6.45% | Apr 15, 2025 | SEC |
| Feb 13, 20251:43 PM ET | Stoney Lonesome HF LPand 1 other | 13G/A | 6.45%2.56M shares | – | Dec 31, 2024 | SEC |
Form 144: proposed insider sales
Notices from officers, directors and other affiliates planning to sell Amplify Energy Corp. shares.
No Form 144 notices for Amplify Energy Corp. are on file.