SEC Insider Transactions from Madaus Martin D.

Last updated: 2026-03-14 11:54 UTC | Total transactions: 22

Director Madaus Martin D bought Hologic Inc. ($HOLX) shares once on the open market for $301 thousand on May 7, 2025, ranking 1140th among insiders for highest purchase amounts. He also purchased Repligen Corp. ($RGEN) shares once for $202 thousand on August 8, 2025, ranking 1533rd. With no open market sales in the last year and total buys below the 1.5 million average across nearly 5,000 insiders, his activity signals confidence in these stocks.

Set Up your own filters →
Transaction Date Company Ticker Insider Name Title Transaction Type Security Shares Price Shares Owned Following Total Shares Outstanding % of Owned % of Outstanding
Feb. 26, 2026 HOLOGIC INC $HOLX Madaus Martin D Director A Common Stock 3190 $0.00 10,841.0000 225,879,000 41.69% 0.00%
Feb. 5, 2026 Azenta, Inc. $AZTA Madaus Martin D Not found A Restricted Stock Unit 5663 $0.00 9,703.0000 45,929,000 140.17% 0.01%
Aug. 8, 2025 REPLIGEN CORP $RGEN Madaus Martin D Not found P Common Stock 1800 $112.13 7,397.0000 56,148,556 32.16% 0.00%
May 15, 2025 REPLIGEN CORP $RGEN Madaus Martin D Not found A Common Stock 973 $0.00 5,597.0000 56,148,556 21.04% 0.00%
May 15, 2025 REPLIGEN CORP $RGEN Madaus Martin D Not found A Stock Option (Right to Buy) 1800 $0.00 1,800.0000 56,148,556 9999.99% 0.00%
May 7, 2025 HOLOGIC INC $HOLX Madaus Martin D Director P Common Stock 5445 $55.24 7,651.0000 232,107,000 246.83% 0.00%
Feb. 26, 2025 HOLOGIC INC $HOLX Madaus Martin D Director A Non-qualified Stock Option (Right to Buy) 5535 $0.00 5,535.0000 232,107,000 9999.99% 0.00%
Feb. 26, 2025 HOLOGIC INC $HOLX Madaus Martin D Director A Common Stock 1864 $0.00 2,206.0000 232,107,000 545.03% 0.00%
Feb. 7, 2025 Azenta, Inc. $AZTA Madaus Martin D Not found A Restricted Stock Unit 4040 $0.00 4,040.0000 45,626,000 9999.99% 0.01%
Jan. 2, 2025 Quanterix Corp $QTRX Madaus Martin D Not found A Stock Option (Right to Buy) 15821 $0.00 15,821.0000 0 9999.99% 0.00%
Jan. 2, 2025 Quanterix Corp $QTRX Madaus Martin D Not found A Common Stock 7435 $0.00 291,541.0000 0 2.62% 0.00%
Dec. 9, 2024 HOLOGIC INC $HOLX Madaus Martin D Director A Common Stock 342 $0.00 342.0000 237,553,000 9999.99% 0.00%
Nov. 19, 2024 Azenta, Inc. $AZTA Madaus Martin D Not found P Common 4940 $40.77 7,405.0000 53,175,000 200.41% 0.01%
June 14, 2024 REPLIGEN CORP $RGEN Madaus Martin D Not found P Common Stock 700 $125.46 4,624.0000 0 17.84% 0.00%
June 14, 2024 REPLIGEN CORP $RGEN Madaus Martin D Not found P Common Stock 915 $124.54 3,924.0000 0 30.41% 0.00%
May 16, 2024 REPLIGEN CORP $RGEN Madaus Martin D Not found A Stock Option (Right to Buy) 1376 $0.00 1,376.0000 0 9999.99% 0.00%
May 16, 2024 REPLIGEN CORP $RGEN Madaus Martin D Not found A Common Stock 701 $0.00 3,009.0000 0 30.37% 0.00%
Feb. 12, 2024 Azenta, Inc. $AZTA Madaus Martin D Not found A Common 2465 $65.93 2,465.0000 56,709,000 9999.99% 0.00%
Jan. 2, 2024 Quanterix Corp $QTRX Madaus Martin D Not found A Stock Option (Right to Buy) 6412 $0.00 6,412.0000 0 9999.99% 0.00%
Jan. 2, 2024 Quanterix Corp $QTRX Madaus Martin D Not found A Common Stock 2947 $0.00 284,106.0000 0 1.05% 0.00%
Jan. 3, 2023 Quanterix Corp $QTRX Madaus Martin D Not found A Common Stock 8083 $0.00 281,159.0000 0 2.96% 0.00%
Jan. 3, 2023 Quanterix Corp $QTRX Madaus Martin D Not found A Stock Option (Right to Buy) 12124 $0.00 12,124.0000 0 9999.99% 0.00%