Blog
14
Jan
2026
Summ Partners with CoinRabbit to Support Accurate Crypto Tax Reporting
We're proud to announce our new partnership with CoinRabbit, a crypto asset management platform with loan, earn, trade and save services whose users often engage in on-chain activity that can carry tax implications.
1/14/2026
Blog
23
Dec
2025
Feature Spotlight: Lock Periods
Lock Periods lets you freeze past tax years while safely optimizing current ones. Lock historical data, experiment with accounting methods, and improve tax outcomes without risking previously filed reports.
12/23/2025
Blog
18
Dec
2025
Product Update: Aster DEX and Sei support now live
Summ now supports Aster DEX and the Sei network, making it easier to import perpetual, spot, and on-chain transactions for accurate crypto tax reporting. Connect via API, wallet address, or CSV to simplify your crypto tax calculations and reduce manual tracking.
12/18/2025
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Guides
14
May
2026
Déclaration fiscale crypto en France : le guide étape par étape
Comment déclarer vos cryptomonnaies sur impots.gouv.fr en utilisant vos exports Summ. Le workflow complet étape par étape, formulaire par formulaire.
Read More5/14/2026