13F-HR: Yorktown Energy Partners IX, L.P.

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13F-HR filing by Yorktown Energy Partners IX, L.P..

Risk Assessment

Risk Level: low

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Filing Documents

• primary_doc.html (13F-HR)
• primary_doc.xml (13F-HR) — 3KB
• informationtable.html (INFORMATION TABLE)
• informationtable.xml (INFORMATION TABLE) — 1KB
• 0001140361-25-042324.txt ( ) — 5KB

From the Filing

SEC FORM 13F-HR The Securities and Exchange Commission has not necessarily reviewed the information in this filing and has not determined if it is accurate and complete. The reader should not assume that the information is accurate and complete. UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 13F FORM 13F COVER PAGE OMB APPROVAL OMB Number: 3235-0006 Estimated average burden hours per response: 23.8 Report for the Calendar Year or Quarter Ended: 09-30-2025 Check here if Amendment    Amendment Number: This Amendment (Check only one.):    is a restatement.    adds new holdings entries. Institutional Investment Manager Filing this Report: Name: YORKTOWN ENERGY PARTNERS IX, L.P. Address: 410 PARK AVENUE 20TH FLOOR NEW YORK , NY   10022 Form 13F File Number: 028-17881 CRD Number (if applicable): The institutional investment manager filing this report and the person by whom it is signed hereby represent that the person signing the report is authorized to submit it, that all information contained herein is true, correct and complete, and that it is understood that all required items, statements, schedules, lists, and tables, are considered integral parts of this form. Person Signing this Report on Behalf of Reporting Manager: Name: Bryan H. Lawrence Title: Managing Member of the General Partner's General Partner Phone: (212) 515-2112 Signature, Place, and Date of Signing: /s/ Bryan H. Lawrence NEW YORK ,  NY 11-14-2025 [Signature] [City, State] [Date] Yorktown IX Company LP is the sole general partner of Yorktown Energy Partners IX, L.P. Yorktown IX Associates LLC is the sole general partner of Yorktown IX Company LP. As a result, Yorktown IX Associates LLC and Yorktown IX Company LP may be deemed to have the power to vote or direct the vote or to dispose or direct the disposition of the shares owned by Yorktown Energy Partners IX, L.P. Report Type (Check only one.): X 13F HOLDINGS REPORT. (Check here if all holdings of this reporting manager are reported in this report.)    13F NOTICE. (Check here if no holdings reported are in this report, and all holdings are reported by other reporting manager(s).)    13F COMBINATION REPORT. (Check here if a portion of the holdings for this reporting manager are reported in this report and a portion are reported by other reporting manager(s).) Form 13F Summary Page Report Summary: Number of Other Included Managers: 2 Form 13F Information Table Entry Total: 2 Form 13F Information Table Value Total: 123,322,552 (round to nearest dollar) List of Other Included Managers: Provide a numbered list of the name(s) and Form 13F file number(s) of all institutional investment managers with respect to which this report is filed, other than the manager filing this report. [If there are no entries in this list, state “NONE” and omit the column headings and list entries.] No. Name Form 13F File No. CRD No. (if applicable) SEC File No. (if applicable) CIK 1 Yorktown IX Associates LLC 028-17866 2 Yorktown IX Co LP 028-17867

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View this 13F-HR filing on SEC EDGAR