A split has opened in comments to the US Securities and Exchange Commission (SEC) over how quickly new crypto exchange-traded products should reach the market. Grayscale Investments and Andreessen Horowitz want reviews tailored to each product and shorter, more predictable timelines.

Charles Schwab and Jane Street, by contrast, have stressed public transparency and the mechanics that keep ETF prices aligned with their holdings.

The agency asked for views in late June on “novel ETFs,” a loose label covering funds tied to crypto, commodities, private assets, leverage, single stocks, blockchain features, or event contracts.

Officials wanted input on investment-company status, portfolio limits, disclosures, and the registration…