From “Volatility” To “Value”: New Opportunities in the Italian Electricity Market

A New Normal

May 2025 seems to herald a shift in the Italian electricity market: the Day-Ahead Market (MGP) recorded the highest monthly volatility level in over two years, with a record 19 hours at prices not exceeding €1/MWh.

This is not an isolated anomaly. It is a clear sign of an ongoing structural transformation: the growing penetration of renewables is shaping an increasingly unpredictable market.

The Unstable Coexistence of Gas and Power

The rising trend in market volatility observed in the first five months of 2025 is not directly linked - as it was in the recent past - to spot gas prices at the PSV (Figure a).

While geopolitical tensions remain a common backdrop in Italian and European energy markets, this time the main driver in the Day-Ahead Market is the systemic impact of non-dispatchable renewable energy sources, with solar power playing a dominant role.

*Figure (a):* *Monthly Volatility of PUN and PSV from Jan 2022 to May 2025*

A de facto decoupling between gas and electricity prices during the day is emerging: the Italian electricity market is entering a phase where traditional spot pricing mechanisms are no longer sufficient to explain real dynamics.

Solar at the Center: Generation Boom and Imbalance Risks

By the end of April 2025, installed solar capacity in Italy reached 39 GW, with nearly 2 GW added in the first four months of the year. This strong growth increasingly impacts the Italian electricity balance (Figure b) and must advance to align with PNIEC target of 105 GW by 2030. However, it also accelerates the system’s inherent instability unless accompanied with greater absorption capacity and adequate flexibility levels.

*Figure (b): Solar Contribution to the National Electricity Balance*

The hourly asymmetry between generation and load is set to grow. The system becomes even more unstable without effective mechanisms for shifting, modulation, and control of distributed and aggregated resources.

Amplified Volatility on Holidays: Demand Drops, Solar Stresses the Grid

Extreme volatility is not evenly distributed over time. It is during holidays and weekends - when demand drops - that the impact of solar production becomes even more pronounced (Figure c).

*Figure (c): Comparison of Day-Ahead Price Volatility Between Weekdays and Holidays from Jan 2023 to May 2025*

The volatility gap between weekdays and holidays is expected to widen. Only operators capable of dynamically adjusting their consumption or production profiles will be able to capitalize on the new hourly spreads.

Everything Changes. Those Who Don’t, Are at Risk.

The energy transition is an industrial discontinuity that is rewriting the rules of grid and asset management, investment drivers, and competitiveness.

All players are affected by these changes, facing new short- and medium-term challenges:

· Investors: Must deal with increasing merchant risk

· Plant Operators: Must adapt to a context where dispatchability is uncertain

· Large Industrial Consumers: Can turn volatility into a competitive advantage

What’s Needed Now: Flexible Architecture, System Intelligence, Strategic Action

New challenges require the introduction of new resources such as:

· Smart Storage for temporal arbitrage strategies, optimized cycles, and multi-market value

· Demand Response for real-time modulation and to increase market remuneration opportunities

· Local Optimization for managing PPAs, energy communities, and proximity between production and load

Our Role: Extracting Value in the New Market Paradigm

At Energy Pool, we turn data and market signals into operational strategies. We automate responses to volatility, enhance flexibility in energy markets, and support advanced PPA and merchant strategies. We are aggregators, technologists, and strategists.

Volatility or Value? The Difference Lies in the Strategy

Book a session with our team to analyze your energy profile and build a roadmap toward economically rewarding flexibility.

✉️ contact.it@energy-pool.eu

Dario G. De Maio, PhD

Regulatory & Energy Markets Manager – Energy Pool Italia