Reporting Manager
American Century Investment Management, Inc.
Symbol
INR
Shares outstanding
15,138,138 shares
Disclosed Ownership
1,211,051 shares
Ownership
8%
Form type
SCHEDULE 13G/A
Filing time
14 Aug 2025, 09:05:24 UTC
Date of event
30 Jun 2025
Previous filing
15 May 2025
Next filing
08 Jan 2026

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Quoteable Key Fact

"AMERICAN CENTURY INVESTMENT MANAGEMENT INC disclosed 8% ownership in Infinity Natural Resources, Inc. Class A Common Stock (INR) on 30 Jun 2025."

Quick Takeaways

  • AMERICAN CENTURY INVESTMENT MANAGEMENT INC filed SCHEDULE 13G/A for Infinity Natural Resources, Inc. Class A Common Stock (INR).
  • Disclosed ownership: 8%.
  • Date of event: 30 Jun 2025.

What Changed

  • Previous schedule filing date: 15 May 2025.
  • Current filing was accepted on 14 Aug 2025, 09:05.

Why This Matters

  • This page explains what this Schedule 13D/13G filing tells you before manager-level rows.
  • You can verify ownership claims directly against the original SEC filing.

Official SEC Source

Backed by Schedule 13D/13G

Beneficial ownership values are sourced from the original SEC Schedule 13D/13G filing.

See Original Filing

Reporting Managers (4)

Name Ownership Shares Owned sole voting power shared voting power Signature Title CIK
American Century Capital Portfolios, Inc. 5.2% 790,102 790,102 0 American Century Capital Portfolios, Inc. /s/ John Pak / Senior Vice President
American Century Investment Management, Inc. 8% 1,211,051 1,172,856 0 American Century Investment Management, Inc. /s/ John Pak / Senior Vice President
American Century Companies, Inc. 8% 1,211,051 1,172,856 0 American Century Companies, Inc. /s/ John Pak / Senior Vice President
Stowers Institute for Medical Research 8% 1,211,051 1,172,856 0 Stowers Institute for Medical Research /s/ Joselyn Verschelden / Authorized Signer