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Public signal · 1-minute delayed

Signal brief

Source-backed market context you can read and share without an account.

ATTOVery BullishInsider Tradeinsider
High materiality9/10

ATTO insider buy by Frazier Life Sciences XI, L.P.

Aug 7, 2026, 1:01 AM EDT1 sourcesAI-analyzed
Why it may matterVerify against the original reporting

very_bullish

AI summary

What happened, with direct paths to the underlying reporting

Insider reported a buy in ATTO worth about $9,999,995. 588,235 shares at $17. 10 percent owner.

  • Large insider buy: 588,235 shares at $17 (~$10M).
  • Insider: 10% owner: Frazier Life Sciences XI, L.P.

Key facts

  1. 01

    Insider: Frazier Life Sciences XI, L.P.

  2. 02

    Role: 10 percent owner

  3. 03

    Transaction: P-Purchase

  4. 04

    Shares: 588,235

  5. 05

    Price: $17

  6. 06

    Value: $9,999,995

How to read this signal

Transparent limits for an AI-generated research aid

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