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Disclosery

13F-HR filed by YORKTOWN ENERGY PARTNERS IX, L.P.

YORKTOWN ENERGY PARTNERS IX, L.P. filed this 13F-HR for the quarter ended 2026-06-30, filed 2026-08-14, with 3 holding rows worth $36,081,353.

Accession
0001140361-26-033064
Filer
CIK 1503466
Filed
2026-08-14
Accepted by EDGAR
acceptance time not in the bulk data set
Ingested
Source
SEC quarterly data set

Original filing

13F report for Q2 2026

A holdings report, 3 entries on the cover page, a total value of $36,081,353 stated on the cover page (in dollars after the unit check, H1), rows summing to $36,081,353 with VALUE read as dollars as filed, 13F file number 028-17881. The quarter's positions are built on this report. The resolved quarter.

Other managers

The information table after summing rows of one CUSIP and put or call (H4), with the CUSIP and issuer name as filed. Values in dollars after the unit check (method).

Issuer as filedCUSIPClassAmountValueValue read asType
RAMACO RES INC75134P600COM CL A1,437,247$19,014,778dollars as filed
RAMACO RES INC75134P501COM CL B1,248,736$10,676,694dollars as filed
EPSILON ENERGY LTD294375209COMMON STOCK1,181,124$6,389,881dollars as filed

Amendment chain

FilingRoleFiledAcceptedIngested
13F-HR 0001140361-26-033064this filing2026-08-14acceptance time not in the bulk data set