Latest Period
Q1 2026
Security Snapshot
INFINITY NATURAL RESOURCES, INC. - Class A common stock, par value $0.01 per share (INR) Institutional Ownership
CUSIP: 456941103
13F Institutional Holders and Ownership History from Q1 2025 to Q2 2026
Institutions Reporting
134
Shares (Excl. Options)
16,802,883
Price
$17.61
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- Security type / class
- Equity / Class A common stock, par value $0.01 per share
- Symbol
- INR on NYSE
- All holders as of 31 Mar 2026
- Q1 2026
- Total 13F shares
- 16,802,883
- Total 13F value
- $295,938,823
- Portfolio coverage rank
- 0%
- Share change
- +1,532,368
- Value change
- +$28,662,094
- Number of holders
- 134
- Shares outstanding
- 18,749,896
- SEC-reported price per share
- $12.60
- Insider filing price
- $12.60
Latest holder snapshot
5 signals
Issuer context
Names, identifiers, and filing context for this profile.
3 identity fields
13F Shares, Excluding Options vs Price
13F Value, Excluding Options
Total Investors
Key facts
- INR - INFINITY NATURAL RESOURCES, INC. - Class A common stock, par value $0.01 per share is tracked under CUSIP 456941103.
- 134 institutions reported positions in Q1 2026.
- 12 significant owners is listed from Schedule 13D/13G reporting.
Change
- Holder count moved from 134 to 27 between Q1 2026 and Q2 2026.
- SEC-reported value moved from $295,938,823 to $3,354,507.
Research use
- You can quickly see who holds this security, then open quarter and manager detail pages for full evidence.
- 13F and Schedule 13D/13G sections are kept together so you can cross-check institutional and beneficial ownership context.
Evidence
Source: SEC Form 13F
Open SEC evidence
Latest holder context comes from 134 institutions filings for Q1 2026.
Security key
456941103
Latest holder period
Q1 2026
13F holders
134
13D/G owners
12
CIK / CUSIP context first
Open Q1 2026 holders
INR full holder history
INFINITY NATURAL RESOURCES, INC. SEC filings
INFINITY NATURAL RESOURCES, INC. company facts
INFINITY NATURAL RESOURCES, INC. insider transactions
Broader feeds
Recent Quarterly Holder Reports
Open recent reporting periods for CUSIP 456941103:
13D/G owners
Significant owners
Large-stake holder rows connected to Schedule 13D/G evidence.
Rows
12
Security
INR
| Filer | Ownership | Change % | Holdings Value | Net Change | Nb Shares | Change % | Reporting Name | Report Period |
|---|---|---|---|---|---|---|---|---|
| PEI INR Holdings, L.P. | 66% | $463,182,554 | 28,894,732 | PEI INR Holdings, L.P. | 30 Jan 2025 | |||
| INR (II) Investments, LLC | 41% | $206,732,118 | 12,856,475 | INR (II) Investments, LLC | 23 Feb 2026 | |||
| NGP XI US Holdings, L.P. | 39% | $154,391,999 | 9,631,441 | NGP XI US Holdings, L.P. | 30 Jan 2025 | |||
| Etineles Holdings V, LLC | 16% | $59,636,765 | 3,508,045 | Etineles Holdings V, LLC | 23 Feb 2026 | |||
| FRANKLIN RESOURCES INC | 12% | +25% | $29,765,226 | +$5,894,036 | 2,343,737 | +25% | Franklin Resources, Inc. | 30 Jun 2026 |
| CHASE OIL CORP | 11% | $30,281,210 | 2,055,709 | Chase Oil Corporation | 20 Jan 2026 | |||
| AMERICAN CENTURY INVESTMENT MANAGEMENT INC | 12% | +46% | $27,031,157 | +$9,187,289 | 1,834,586 | +51% | American Century Investment Management, Inc. | 31 Dec 2025 |
| BlackRock, Inc. | 7.4% | +17% | $20,722,675 | +$2,847,037 | 1,131,762 | +16% | BlackRock, Inc. | 30 Jun 2025 |
| VANGUARD GROUP INC | 5.6% | $15,745,582 | 859,935 | The Vanguard Group | 30 Jun 2025 | |||
| CIBC Private Wealth Group LLC | 4.6% | $10,540,443 | 715,562 | CIBC Private Wealth Group LLC | 05 Nov 2025 | |||
| Jain Global LLC | 3% | -43% | $6,845,670 | -$4,469,879 | 450,373 | -40% | Jain Global LLC | 30 Jun 2025 |
| Webs Creek Capital Management LP | 2% | -77% | $4,371,675 | -$11,223,110 | 314,509 | -72% | Webs Creek Capital Management LP | 31 Dec 2025 |
As of 31 Mar 2026, 134 institutional investors reported holding 16,802,883 shares of INFINITY NATURAL RESOURCES, INC. - Class A common stock, par value $0.01 per share (INR). This represents 90% of the company’s total 18,749,896 outstanding shares.
13F concentration
Top 25 institutional shareholders
Largest 13F positions for this security by reported shares and value.
Top holder share
76%
| Institution | Ownership % | Shares Held | Share Change % | Portfolio % | Holdings Value |
|---|---|---|---|---|---|
| WESTWOOD HOLDINGS GROUP INC | 11% | 2,131,672 | +5.1% | 0.27% | $37,538,744 |
| AMERICAN CENTURY COMPANIES INC | 10% | 1,868,826 | +1.9% | 0.02% | $32,910,026 |
| FRANKLIN RESOURCES INC | 8.9% | 1,662,404 | +28% | 0.01% | $29,274,938 |
| BlackRock, Inc. | 6.7% | 1,253,678 | +4.4% | 0% | $22,077,270 |
| SILVERCREST ASSET MANAGEMENT GROUP LLC | 3.7% | 699,968 | -9.5% | 0.09% | $12,326,436 |
| VANGUARD CAPITAL MANAGEMENT LLC | 3.6% | 675,915 | 0% | 0% | $11,902,863 |
| CIBC Bancorp USA Inc. | 3.4% | 634,788 | 0.02% | $11,178,617 | |
| Yaupon Capital Management LP | 2.9% | 544,208 | +16% | 0.47% | $9,583,503 |
| AMERIPRISE FINANCIAL INC | 2.5% | 473,903 | +1.1% | 0% | $8,345,432 |
| GEODE CAPITAL MANAGEMENT, LLC | 2% | 367,022 | +5.8% | 0% | $6,465,151 |
| STATE STREET CORP | 1.9% | 347,028 | +1.1% | 0% | $6,111,163 |
| RENAISSANCE TECHNOLOGIES LLC | 1.8% | 337,100 | +285% | 0.01% | $5,936,331 |
| MARSHALL WACE, LLP | 1.8% | 336,456 | +216% | 0.01% | $5,924,991 |
| MORGAN STANLEY | 1.8% | 330,942 | +29% | 0% | $5,827,888 |
| BANK OF AMERICA CORP /DE/ | 1.7% | 325,748 | +104% | 0% | $5,736,422 |
| UBS Group AG | 1.7% | 321,972 | +36% | 0% | $5,669,927 |
| Russell Investments Group, Ltd. | 1.5% | 282,372 | +14% | 0.01% | $4,972,582 |
| SEI INVESTMENTS CO | 1.5% | 275,422 | +154% | 0% | $4,850,175 |
| CI INVESTMENTS INC. | 1.5% | 275,132 | +3.3% | 0.02% | $4,845,075 |
| BNP PARIBAS FINANCIAL MARKETS | 1.3% | 249,422 | 0% | 0% | $4,392,321 |
| 1492 Capital Management LLC | 0.92% | 173,291 | -33% | 1.2% | $3,051,655 |
| RR Advisors, LLC | 0.89% | 165,986 | 0% | 0.81% | $2,923,013 |
| CITADEL ADVISORS LLC | 0.87% | 162,458 | +54% | 0% | $2,860,885 |
| Walleye Capital LLC | 0.78% | 146,557 | +74% | 0.02% | $2,580,869 |
| AQR CAPITAL MANAGEMENT LLC | 0.76% | 142,806 | +28% | 0% | $2,514,813 |
Quarter history
Institutional holders across reporting periods
Holder count, reported shares/value, and median price by quarter.
Periods
6
Latest
Q1 2026
Rows shown
1-6 of 6
| Period | 13F Shares, Excl. Options | Value, Excl. Options | Value Change | Price (Median) | Investors |
|---|---|---|---|---|---|
| 2026 Q2 | 263,481 | $3,354,507 | +$1,073,572 | $12.70 | 27 |
| 2026 Q1 | 16,802,883 | $295,938,823 | +$28,662,094 | $17.61 | 134 |
| 2025 Q4 | 15,933,699 | $234,797,210 | +$1,615,802 | $14.73 | 115 |
| 2025 Q3 | 15,920,947 | $208,723,964 | -$6,523,610 | $13.11 | 97 |
| 2025 Q2 | 16,058,196 | $294,031,457 | +$19,708,459 | $18.31 | 97 |
| 2025 Q1 | 14,809,157 | $275,910,325 | +$275,592,456 | $18.75 | 94 |