Pokemon TCG Booster Box Price Movers — June 2026

May 2026 vs June 2026 — prices from eBay UK sold listings via TCGInvest monthly pipeline.

Overview

Booster box prices tracked across 10+ sets this month. Data sourced from eBay UK sold listings. AI scores powered by Groq llama-3.3-70b.

🚀 Biggest Gainers

| Set | Era | Prev | Curr | Change | Rating | |-----|-----|------|------|--------|--------| | Steam Siege | XY | £1,261.34 | £1,472.18 | +16.7% | Overvalued | | Hidden Fates | SM | £1,931.27 | £2,089.22 | +8.2% | N/A | | Chaos Rising | MEGA | £176.75 | £187.95 | +6.3% | Overvalued | | Surging Sparks | S&V | £202.05 | £213.44 | +5.6% | Overvalued | | Ascended Hereos | MEGA | £67.27 | £69.61 | +3.5% | N/A |

📉 Biggest Drops

| Set | Era | Prev | Curr | Change | Rating | |-----|-----|------|------|--------|--------| | Champions Path | SWSH | £831.85 | £767.29 | -7.8% | Overvalued | | Crown Zenith | SWSH | £1,337.13 | £1,256.56 | -6.0% | Overvalued | | Destined Rivals | S&V | £478.51 | £449.84 | -6.0% | Overvalued | | Legendary Treasures | BW | £13,928.47 | £13,383.45 | -3.9% | Overvalued | | Mega Evolution | S&V | £254.65 | £245.94 | -3.4% | Overvalued |

What's Driving These Moves?

The biggest gainers this month are led by Steam Siege (XY), up 16.7% to £1,472.18. This reflects continued strong demand for sealed product in this era.

On the downside, Champions Path saw the sharpest correction at -7.8%, suggesting short-term profit-taking or increased supply.

Track live prices and AI investment scores for all 10+ sets on the Booster Box Tracker.

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Comparison period: May 2026 → June 2026. Next update: following weekly pipeline run.