Quartr (@Quartr_App) — Twitter Score 88 out of 1000

Quartr is a financial-research software company that builds AI infrastructure for public-company analysis. Quartr's Twitter Score is 88 out of 1000 (a Good rating) as of October 2026, ranking #8,718 (top 5%) among 498,348 tracked accounts.

Quartr was co-founded by Sami Osman, Oscar Küntzel, David Dag, August Nordström, and Oliver Hamrin. The company launched initially as a free mobile app aimed at retail investors before pivoting toward professional-grade AI tooling and company research infrastructure. Its current product lineup includes Quartr Pro, an AI research platform built for finance professionals, and Quartr API, an investor-relations data layer for developers and builders.

Quartr is backed by Altos Ventures, Yanno Capital, and Öhman. In July 2025, the company announced a $10 million financing round fully provided by those existing investors. Sami Osman served as CEO until May 2024, at which point co-founder Oscar Küntzel assumed the role.

Quartr has 152,698 followers as of October 2026 on X and has published 7,670 posts. The account has been mentioned by 62 accounts, with 105 total mentions.

Who follows Quartr on X?

The accounts that follow Quartr include 364 founders, 90 angel investors, 130 influencers and 4 VCs. Among its notable followers are Udi Wertheimer, Murad, Santiago R Santos, Vance Spencer, Yano and Tom Schmidt.