Infinity Natural Resources, Inc.
INR- Exchange
- NYSE
- Industry
- Crude Petroleum & Natural Gas
- SEC CIK
- 0002029118
In the last 90 days, Infinity Natural Resources, Inc. insiders filed 1 open-market purchase and 0 sales; 126 institutions reported holding it in 13F filings for Q2 2026, worth $247.2M in total; no superinvestor holds it.
Holders of 5% or more of INR
Holders whose latest Schedule 13D or 13G filing reports 5% or more of Infinity Natural Resources, Inc., largest stake first. The change is against the holder's previous filing.
| Holder | Latest form | Stake | Change | First filed | Latest filing | Filing |
|---|---|---|---|---|---|---|
| PEI INR Holdings, L.P. | 13G | 65.50%28.9M shares | New | Mar 14, 20251 filing | Mar 14, 2025 | SEC |
| INR (II) Investments, LLC | 13D | 41.44%12.9M shares | New | Mar 18, 20261 filing | Mar 18, 2026 | SEC |
| NGP XI US Holdings, L.P. | 13G | 38.70%9.63M shares | New | Mar 14, 20251 filing | Mar 14, 2025 | SEC |
| Etineles Holdings V, LLC | 13D | 16.19%3.51M shares | New | Mar 2, 20261 filing | Mar 2, 2026 | SEC |
| Westwood Management Corp | 13G/A | 13.50%2.05M shares | +2.50 ppfrom 11.00% | Feb 7, 20252 filings | Apr 7, 2025 | SEC |
| Franklin Resources Inc | 13G/A | 12.50%2.34M shares | +2.50 ppfrom 10.00% | May 9, 20255 filings | Jul 28, 2026 | SEC |
| American Century Investment Management Inc | 13G/A | 11.40%2.14M shares | +1.10 ppfrom 10.30% | May 15, 20255 filings | Aug 14, 2026 | SEC |
| Chase Oil Corp | 13G | 11.30%2.06M shares | New | Jan 21, 20261 filing | Jan 21, 2026 | SEC |
| BlackRock, Inc. | 13G/A | 7.40%1.13M shares | +1.00 ppfrom 6.40% | Apr 24, 20252 filings | Jul 17, 2025 | SEC |
| Silvercrest Asset Management Group LLC | 13G | 5.53%1.04M shares | New | Aug 14, 20261 filing | Aug 14, 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
30 Schedule 13D and 13G filings on Infinity Natural Resources, Inc., newest first, including old-format filings without a stake.
| Filed (ET) | Filer | Form | Stake | Change | Event date | Filing |
|---|---|---|---|---|---|---|
| Aug 14, 20264:05 PM ET | Silvercrest Asset Management Group LLCand 2 others | 13G | 5.53%1.04M shares | New | Jun 30, 2026 | SEC |
| Aug 14, 20268:32 AM ET | American Century Investment Management Incand 3 others | 13G/A | 11.40%2.14M shares | +1.10 ppfrom 10.30% | Jun 30, 2026 | SEC |
| Jul 28, 202612:34 PM ET | Franklin Resources Incand 3 others | 13G/A | 12.50%2.34M shares | +2.50 ppfrom 10.00% | Jun 30, 2026 | SEC |
| May 7, 202612:29 PM ET | Franklin Resources Incand 3 others | 13G/A | 10.00%1.88M shares | +1.70 ppfrom 8.30% | Apr 30, 2026 | SEC |
| May 1, 202610:10 AM ET | American Century Investment Management Incand 3 others | 13G/A | 10.30%1.87M shares | −1.40 ppfrom 11.70% | Mar 31, 2026 | SEC |
| Mar 27, 20269:52 AM ET | Vanguard Group Inc | 13G/A | 0.00%0 shares | −5.64 ppfrom 5.64%Below 5% | Mar 13, 2026 | SEC |
| Mar 18, 20269:52 PM ET | INR (II) Investments, LLCand 2 others | 13D | 41.44%12.9M shares | New | Feb 23, 2026 | SEC |
| Mar 2, 20268:23 PM ET | Etineles Holdings V, LLCand 6 others | 13D | 16.19%3.51M shares | New | Feb 23, 2026 | SEC |
| Feb 17, 20264:12 PM ET | Encompass Capital Advisors LLCand 1 other | 13G/A | 0.00%0 shares | −5.08 ppfrom 5.08%Below 5% | Dec 31, 2025 | SEC |
| Feb 12, 20264:38 PM ET | Webs Creek Capital Management LPand 2 others | 13G/A | 2.00%314.5K shares | −5.40 ppfrom 7.40%Below 5% | Dec 31, 2025 | SEC |
| Feb 2, 20263:03 PM ET | CIBC Private Wealth Group, LLC | 13G/A | – | – | Nov 5, 2025 | SEC |
| Jan 29, 202610:52 AM ET | Franklin Resources Incand 3 others | 13G/A | 8.30%1.30M shares | +1.10 ppfrom 7.20% | Dec 31, 2025 | SEC |
| Jan 21, 20266:02 PM ET | Chase Oil Corp | 13G | 11.30%2.06M shares | New | Jan 20, 2026 | SEC |
| Jan 8, 202611:37 AM ET | American Century Investment Management Incand 3 others | 13G/A | 11.70%1.83M shares | +3.70 ppfrom 8.00% | Dec 31, 2025 | SEC |
| Nov 10, 20259:33 AM ET | CIBC Private Wealth Group, LLC | 13G | 6.30%965.6K shares | New | Nov 5, 2025 | SEC |
| Aug 14, 20254:02 PM ET | Jain Global LLCand 2 others | 13G/A | 3.00%450.4K shares | −2.60 ppfrom 5.60%Below 5% | Jun 30, 2025 | SEC |
| Aug 14, 20259:05 AM ET | American Century Investment Management Incand 3 others | 13G/A | 8.00%1.21M shares | +1.50 ppfrom 6.50% | Jun 30, 2025 | SEC |
| Aug 5, 202511:31 AM ET | Franklin Resources Incand 3 others | 13G/A | 7.20%1.09M shares | +1.80 ppfrom 5.40% | Jun 30, 2025 | SEC |
| Jul 29, 20251:47 PM ET | Vanguard Group Inc | 13G | 5.64%859.9K shares | New | Jun 30, 2025 | SEC |
| Jul 17, 20258:12 PM ET | BlackRock, Inc. | 13G/A | 7.40%1.13M shares | +1.00 ppfrom 6.40% | Jun 30, 2025 | SEC |
| May 15, 202511:37 AM ET | American Century Investment Management Incand 2 others | 13G | 6.50%990.3K shares | New | Mar 31, 2025 | SEC |
| May 14, 20256:32 PM ET | Webs Creek Capital Management LPand 2 others | 13G | 7.40%1.12M shares | New | Mar 31, 2025 | SEC |
| May 9, 20251:11 PM ET | Franklin Resources Incand 3 others | 13G | 5.40%827.6K shares | New | Mar 31, 2025 | SEC |
| Apr 24, 20259:27 AM ET | BlackRock, Inc. | 13G | 6.40%976.3K shares | New | Mar 31, 2025 | SEC |
| Apr 9, 20254:15 PM ET | Encompass Capital Advisors LLCand 1 other | 13G | 5.08%773.9K shares | New | Apr 2, 2025 | SEC |
| Apr 7, 20255:38 PM ET | Westwood Management Corp | 13G/A | 13.50%2.05M shares | +2.50 ppfrom 11.00% | Mar 31, 2025 | SEC |
| Mar 14, 20254:57 PM ET | NGP XI US Holdings, L.P.and 2 others | 13G | 38.70%9.63M shares | New | Jan 30, 2025 | SEC |
| Mar 14, 20254:57 PM ET | PEI INR Holdings, L.P.and 7 others | 13G | 65.50%28.9M shares | New | Jan 30, 2025 | SEC |
| Feb 10, 20255:00 PM ET | Jain Global LLCand 2 others | 13G | 5.60%744.4K shares | New | Feb 3, 2025 | SEC |
| Feb 7, 20254:57 PM ET | Westwood Management Corp | 13G | 11.00%1.46M shares | New | Jan 31, 2025 | SEC |
Form 144: proposed insider sales
Notices from officers, directors and other affiliates planning to sell Infinity Natural Resources, Inc. shares.
No Form 144 notices for Infinity Natural Resources, Inc. are on file.