Pokemon TCG Booster Box Price Movers — September 2026
30th Celebration up 39.0%, Shining Fates drops 6.7%. This month's biggest sealed product price movements across tracked sets.
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Stored reports describe their stated observation periods; check dated prices before comparing current listings. Pricing methodology. For informational purposes only.
Stored article: amounts and product status reflect the observation periods described here. Publication and editorial update dates are not necessarily price observation dates. Check the dated tool references before comparing current listings.
August 2026 vs September 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 |
|---|---|---|---|---|---|
| 30th Celebration | MEGA | £398.64 | £553.98 | +39.0% | N/A |
| Black Bolt | S&V | £1,244.67 | £1,395.93 | +12.2% | N/A |
| Steam Siege | XY | £869.28 | £971.63 | +11.8% | N/A |
| Prismatic Evolutions | S&V | £1,299.48 | £1,438.62 | +10.7% | N/A |
| Unified Minds | SM | £2,236.71 | £2,421.84 | +8.3% | N/A |
📉 Biggest Drops
| Set | Era | Prev | Curr | Change | Rating |
|---|---|---|---|---|---|
| Shining Fates | SWSH | £544.83 | £508.24 | -6.7% | N/A |
| Champions Path | SWSH | £754.46 | £734.53 | -2.6% | N/A |
| Mega Evolution | S&V | £239.17 | £233.03 | -2.6% | N/A |
| Shrouded Fable | S&V | £398.65 | £388.62 | -2.5% | N/A |
| Chilling Reign | SWSH | £367.63 | £358.39 | -2.5% | N/A |
What's Driving These Moves?
The biggest gainers this month are led by 30th Celebration (MEGA), up 39.0% to £553.98. This reflects continued strong demand for sealed product in this era.
On the downside, Shining Fates saw the sharpest correction at -6.7%, suggesting short-term profit-taking or increased supply.
Track live prices and AI investment scores for all 10+ sets on the Booster Box Tracker.
Comparison period: August 2026 → September 2026. Next update: following weekly pipeline run.
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