FFA Working Papers 6:003 (2026)70
Natural Gas Storage Valuation Using Deep Reinforcement Learning
- Prague University of Economics and Business, Faculty of Mathematics and Physics - Charles University
We study natural gas storage valuation under a stochastic futures term structure using deep reinforcement learning (DRL). The storage problem is formulated as a continuous-state, continuous-action Markov Decision Process and solved using the Deep Deterministic Policy Gradient (DDPG) algorithm with Prioritized Experience Replay (PER) buffer and a constraint-aware policy network. We benchmark the approach against intrinsic and rolling intrinsic strategies and find that DRL consistently outperforms intrinsic valuation and achieves competitive performance relative to rolling intrinsic in markets with jumps and seasonality. The results show that DRL provides a practical valuation framework that captures additional extrinsic value under realistic market dynamics and operational constraints.
Keywords: Natural Gas Storage, Rolling Intrinsic Valuation, Deep Reinforcement Learning
Received: June 12, 2026; Revised: June 12, 2026; Accepted: July 14, 2026; Published online: January 22, 2026 Show citation
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