Divergence02CRYPTO2026-05-02

ARB outpaces OP by 2,454 basis points in 30 days — largest gap in 90-day window

Arbitrum (ARB) gained +33.3% over the 30 days to Apr 30, while Optimism (OP) gained just +8.7% — both are Ethereum layer-2 networks built to make the blockchain faster and cheaper.
The 2,454 basis-point gap is the largest divergence between ARB and OP in the 90-day dataset window.
ARB is −22.2% below its 90-day high; OP is −55.9% below its own 90-day high, meaning OP has recovered far less of its earlier losses.

Supporting datasets

CoinDesk Indices: Single Tokens, Multi-Assets and Rates

Candlestick data for various CoinDesk indices

3 tables52.24 MB

May 30, 2026

Supporting queries

To surface this insight, Baselight ran 5 queries across its structured data. Each one is reproducible — open it, read the SQL, and rerun it yourself.

Conclusion

ARB close Apr 30 = $0.1238 vs Mar 31 = $0.0929 (+33.28%); OP close Apr 30 = $0.1204 vs Mar 31 = $0.1108 (+8.74%). ARB 90-day high = $0.1590 (−22.2%); OP 90-day high = $0.2729 (−55.9%). Divergence = 33.28 − 8.74 = 24.54 percentage points. This represents the largest performance gap between these two assets within the 90-day observation period.