INFINITY NATURAL RESOURCES, INC. - Class A Common Stock (INR) Institutional Ownership

13F Institutional Holders and Ownership History from Q1 2025 to Q4 2025

Type / Class
Equity / Class A Common Stock
Symbol
INR on NYSE
Shares outstanding
15,680,222
Price per share
$14.73
All holders as of 30 Sep 2025
Q3 2025
Total 13F shares
15,920,947
Total reported value
$208,723,964
% of total 13F portfolios
0%
Share change
-109,601
Value change
-$6,523,610
Number of holders
97
Price from insider filings
$14.73
Reported Shares, Excluding Options vs Price
Reported Value, Excluding Options
Total Investors

Significant Owners of INFINITY NATURAL RESOURCES, INC. - Class A Common Stock (INR) based on Schedule 13D/G filings

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
NGP XI US Holdings, L.P. 39% $154,391,999 9,631,441 NGP XI US Holdings, L.P. 30 Jan 2025
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
Webs Creek Capital Management LP 7.4% $17,984,490 1,121,927 Webs Creek Capital Management LP 31 Mar 2025
FRANKLIN RESOURCES INC 7.2% +36% $16,611,837 +$4,032,773 1,092,884 +32% Franklin Resources, Inc. 30 Jun 2025
CIBC Private Wealth Group LLC 6.3% $12,658,518 965,562 CIBC Private Wealth Group LLC 05 Nov 2025
VANGUARD GROUP INC 5.6% $15,745,582 859,935 The Vanguard Group 30 Jun 2025
Encompass Capital Advisors LLC 5.1% $12,404,992 773,861 Encompass Capital Advisors LLC 02 Apr 2025
Jain Global LLC 3% -43% $6,845,670 -$4,469,879 450,373 -40% Jain Global LLC 30 Jun 2025

As of 30 Sep 2025, 97 institutional investors reported holding 15,920,947 shares of INFINITY NATURAL RESOURCES, INC. - Class A Common Stock (INR). This represents 102% of the company’s total 15,680,222 outstanding shares.

Top 25 Institutional Shareholders

The largest institutional shareholders of INFINITY NATURAL RESOURCES, INC. - Class A Common Stock (INR) together control 88% of the company’s outstanding shares — a level of ownership often associated with strong institutional conviction and long‑term capital commitment.

Institution Ownership % Shares Held Share Change % Portfolio % Holdings Value
WESTWOOD HOLDINGS GROUP INC 12% 1,932,340 -1.4% 0.18% $25,333,000
AMERICAN CENTURY COMPANIES INC 8.5% 1,326,374 +9.5% 0.01% $17,388,763
BlackRock, Inc. 7.5% 1,175,236 +3.8% 0% $15,407,344
FRANKLIN RESOURCES INC 7.4% 1,161,844 +6.3% 0% $15,231,775
Webs Creek Capital Management LP 7.2% 1,129,674 +5% 3.1% $14,810,026
Encompass Capital Advisors LLC 5.4% 849,113 +0% 0.5% $11,131,871
TimesSquare Capital Management, LLC 5.3% 824,936 -6.6% 0.15% $10,814,911
VANGUARD GROUP INC 5.2% 823,172 -4.3% 0% $10,791,785
SILVERCREST ASSET MANAGEMENT GROUP LLC 3.2% 499,213 +29% 0.04% $6,544,682
CIBC Private Wealth Group LLC 2.4% 381,590 +53% 0.01% $5,002,645
Yaupon Capital Management LP 2.4% 373,256 +4% 0.25% $4,893,386
GEODE CAPITAL MANAGEMENT, LLC 2.2% 342,120 +1% 0% $4,486,009
MILLENNIUM MANAGEMENT LLC 2.2% 340,644 +177% 0% $4,465,843
HITE Hedge Asset Management LLC 2.2% 337,448 +161% 0.24% $4,423,943
MORGAN STANLEY 2% 320,991 -37% 0% $4,208,192
STATE STREET CORP 1.8% 286,252 +9.1% 0% $3,752,764
1492 Capital Management LLC 1.6% 245,332 +35% 1.3% $3,216,303
ArrowMark Colorado Holdings LLC 1.5% 237,471 +1.5% 0.06% $3,113,245
Atom Investors LP 1.4% 221,617 +128% 0.22% $2,905,399
Russell Investments Group, Ltd. 1.3% 207,621 +7% 0% $2,721,910
CI INVESTMENTS INC. 1.2% 191,647 -2.7% 0.01% $2,512,000
RR Advisors, LLC 1.1% 166,000 +36% 0.52% $2,176,000
CITADEL ADVISORS LLC 1% 163,247 -34% 0% $2,140,168
UBS Group AG 1% 161,950 -32% 0% $2,123,164
Walleye Capital LLC 0.8% 125,900 +315% 0.01% $1,650,549

Institutional Holders of INFINITY NATURAL RESOURCES, INC. - Class A Common Stock (INR) across Reporting Periods

Period Reported Shares, Excl. Options Value, Excl. Options Value Change Price (Median) Investors
2025 Q4 14,405 $208,494 +$197,392 $14.73 7
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