DOSSIER · 13F-HR · Q1 2026
Yorktown Energy Partners X, L.P.
Yorktown Energy X, L.P.'s family office based in San Francisco, CA — $69M in tracked AUM across 4 positions as of Q1 2026.
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Yorktown Energy X, L.P.·San Francisco, CA·Family Office
CIK 0001577919 · last filed Mar 31, 2026
AI Analysis · Q1 2026 · Q1 2026
Comprehensive Analysis of Yorktown Energy Partners X, L.P. 13F Filing
Portfolio Overview
Yorktown Energy Partners X, L.P. exhibits a highly concentrated, high-conviction investment strategy tailored to the energy sector. As of the reporting period ending September 30, 2025, the firm’s total portfolio value surged to $107.42 million, marking a substantial increase of +94.1% from the $55.34 million reported in the previous quarter. This significant growth in portfolio value is driven...
Quarter at a glance — Q1 2026
Position-change comparison pending.
No quarter-over-quarter changes available.
Top 10 holdings
By portfolio weight as of Q1 2026.
Filing history
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