SEC Insider Transactions from Thompson Elizabeth H.Z..

Last updated: 2026-03-27 13:02 UTC | Total transactions: 17

Thompson Elizabeth H.Z. has filed 17 insider transactions across 2 companies since March 2024.

Most recent transaction: a sale of 3435 shares of ACADIA PHARMACEUTICALS INC ($ACAD) on March 25, 2026.

Activity breakdown: 0 open-market purchases and 1 sale.

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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
March 25, 2026 ACADIA PHARMACEUTICALS INC $ACAD Thompson Elizabeth H.Z. EVP, Head of Research & Dev S Common Stock 3435 $21.47 3,280.0000 170,650,000 51.15% 0.00%
March 24, 2026 ACADIA PHARMACEUTICALS INC $ACAD Thompson Elizabeth H.Z. EVP, Head of Research & Dev M Common Stock 6715 $0.00 6,715.0000 170,650,000 9999.99% 0.00%
March 24, 2026 ACADIA PHARMACEUTICALS INC $ACAD Thompson Elizabeth H.Z. EVP, Head of Research & Dev M Restricted Stock Units 6715 $0.00 20,146.0000 170,650,000 25.00% 0.00%
March 6, 2026 ACADIA PHARMACEUTICALS INC $ACAD Thompson Elizabeth H.Z. EVP, Head of Research & Dev A Stock Option (Right to Buy) 101574 $0.00 101,574.0000 170,650,000 9999.99% 0.06%
March 6, 2026 ACADIA PHARMACEUTICALS INC $ACAD Thompson Elizabeth H.Z. EVP, Head of Research & Dev A Restricted Stock Units 29548 $0.00 29,548.0000 170,650,000 9999.99% 0.02%
Aug. 14, 2025 IGM Biosciences, Inc. $IGMS Thompson Elizabeth H.Z. Not found D Common Stock 7196 $0.00 0.0000 61,816,099 100.00% 0.01%
June 30, 2025 IGM Biosciences, Inc. $IGMS Thompson Elizabeth H.Z. Not found A Common Stock 694 $0.00 7,196.0000 60,514,546 10.67% 0.00%
March 31, 2025 IGM Biosciences, Inc. $IGMS Thompson Elizabeth H.Z. Not found A Common Stock 694 $0.00 6,502.0000 60,514,546 11.95% 0.00%
March 24, 2025 ACADIA PHARMACEUTICALS INC $ACAD Thompson Elizabeth H.Z. EVP, Head of Research & Dev A Stock Option (Right to Buy) 91395 $0.00 91,395.0000 166,362,000 9999.99% 0.05%
March 24, 2025 ACADIA PHARMACEUTICALS INC $ACAD Thompson Elizabeth H.Z. EVP, Head of Research & Dev A Restricted Stock Units 26861 $0.00 26,861.0000 166,362,000 9999.99% 0.02%
Dec. 31, 2024 IGM Biosciences, Inc. $IGMS Thompson Elizabeth H.Z. Not found A Common Stock 1452 $0.00 5,808.0000 60,434,161 33.33% 0.00%
Sept. 30, 2024 IGM Biosciences, Inc. $IGMS Thompson Elizabeth H.Z. Not found A Common Stock 1452 $0.00 4,356.0000 60,434,161 50.00% 0.00%
Aug. 12, 2024 ACADIA PHARMACEUTICALS INC $ACAD Thompson Elizabeth H.Z. EVP, Head of Research & Dev A Restricted Stock Units 64544 $0.00 64,544.0000 163,819,000 9999.99% 0.04%
Aug. 12, 2024 ACADIA PHARMACEUTICALS INC $ACAD Thompson Elizabeth H.Z. EVP, Head of Research & Dev A Stock Option (Right to Buy) 324582 $0.00 324,582.0000 163,819,000 9999.99% 0.20%
June 28, 2024 IGM Biosciences, Inc. $IGMS Thompson Elizabeth H.Z. Not found A Common Stock 1452 $0.00 2,904.0000 52,311,958 100.00% 0.00%
March 29, 2024 IGM Biosciences, Inc. $IGMS Thompson Elizabeth H.Z. Not found A Common Stock 1452 $0.00 1,452.0000 52,311,958 9999.99% 0.00%
March 12, 2024 IGM Biosciences, Inc. $IGMS Thompson Elizabeth H.Z. Not found A Stock Option (right to buy) 29400 $0.00 29,400.0000 52,311,958 9999.99% 0.06%