SEC Insider Transactions from Roncarolo Maria Grazia.

Last updated: 2026-03-14 11:19 UTC | Total transactions: 4

Roncarolo Maria Grazia has filed 4 insider transactions across 1 company since May 2023.

Most recent transaction: a grant/award of 7828 shares of Atara Biotherapeutics, Inc. ($ATRA) on June 10, 2025.

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Transaction Date Company Ticker Insider Name Title Transaction Type Security Shares Price Shares Owned Following Total Shares Outstanding % of Owned % of Outstanding
June 10, 2025 Atara Biotherapeutics, Inc. $ATRA Roncarolo Maria Grazia Not found A Common Stock 7828 $0.00 17,368.0000 7,488,000 82.05% 0.10%
March 31, 2024 Atara Biotherapeutics, Inc. $ATRA Roncarolo Maria Grazia Not found A Common Stock 150000 $0.00 238,500.0000 4,236,000 169.49% 3.54%
May 31, 2023 Atara Biotherapeutics, Inc. $ATRA Roncarolo Maria Grazia Not found A Common Stock 57000 $0.00 88,500.0000 0 180.95% 0.00%
May 31, 2023 Atara Biotherapeutics, Inc. $ATRA Roncarolo Maria Grazia Not found A Non-Qualified Stock Option (Right to Buy) 79500 $0.00 79,500.0000 0 9999.99% 0.00%