Negative-price tracker · SE2
Negative electricity prices in Sweden Sundsvall
79.5
negative hours in 2026 (318 periods)
-60.04
all-time record €/MWh · Jul 16, 2023
46.0h
longest negative streak · from Mar 14, 2025
1,957
negative hours all-time (to 2015)
Monthly negative hours — last 21 months
Most negative days on record
24.0 h
-11.60 €
24.0 h
-19.90 €
24.0 h
-20.01 €
24.0 h
-3.00 €
24.0 h
-3.40 €
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Monthly aggregates, ready for a chart. Free to publish with attribution ("Voltcast").
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<iframe src="https://voltcast.com/embed/negative-prices/se2"
width="360" height="180" frameborder="0"></iframe>
Negative prices are an opportunity — if you see them coming.
Our negative-price risk API gives P(price<0) per 15-minute period up to 14 days ahead, Brier-scored publicly. The negative_prices webhook fires seconds after the auction.
Data: ENTSO-E Transparency Platform · SMARD.de, Bundesnetzagentur. Zone-local time (Europe/Stockholm). Updated 0 seconds ago.