Madaus Martin D — SEC Form 4 filings

SEC reporting owner CIK 1310268. 18 Form 4 filings on record with FilingPulse; latest filed 2026-09-16.

Transaction summary — filings shown

Covers all 18 filings on record, filed 2024-02-13 to 2026-09-16. Counts and totals are arithmetic on values as filed — descriptive data, not a recommendation.

By issuer — same filings

Open-market purchase/sale legs on non-derivative securities, grouped by issuer. Role is as filed on the newest filing for that issuer. Dollar totals cover priced legs only (shares × price as filed). Ordered by priced transaction value, largest first.

IssuerRole (as filed)FilingsPurchases (P)Sales (S)Other legs
REPLIGEN CORP (RGEN)Director53 legs · 3,415 sh · $403,6066
HOLOGIC INC (HOLX)Director51 leg · 5,445 sh · $300,7608
Azenta, Inc. (AZTA)Interim CEO61 leg · 4,940 sh · $201,4044
Quanterix Corp (QTRX)Director12
HAEMONETICS CORP (HAE)Director11

Form 4 filings — Madaus Martin D

FiledFormIssuerReported transactionsSource
2026-09-164Azenta, Inc. (AZTA)Grant/award (A): 36,653 @ $0EDGAR
2026-07-284HAEMONETICS CORP (HAE)Grant/award (A): 2,538EDGAR
2026-05-184REPLIGEN CORP (RGEN)Grant/award (A): 995 @ $0 · Grant/award (A): 2,239 (derivative) @ $0EDGAR
2026-04-094HOLOGIC INC (HOLX)Disposition to issuer (D): 5,396 · Disposition to issuer (D): 5,445 · Disposition to issuer (D): 1,016 (derivative) · Disposition to issuer (D): 5,535 (derivative)EDGAR
2026-03-024HOLOGIC INC (HOLX)Grant/award (A): 3,190EDGAR
2026-02-064Azenta, Inc. (AZTA)Grant/award (A): 5,663 (derivative)EDGAR
2025-11-254/AAzenta, Inc. (AZTA)Holdings only — no transactions reportedEDGAR
2025-08-124REPLIGEN CORP (RGEN)Purchase (P): 1,800 @ $112.13EDGAR
2025-05-194REPLIGEN CORP (RGEN)Grant/award (A): 973 @ $0 · Grant/award (A): 1,800 (derivative) @ $0EDGAR
2025-05-094HOLOGIC INC (HOLX)Purchase (P): 5,445 @ $55.24EDGAR
2025-02-284HOLOGIC INC (HOLX)Grant/award (A): 1,864 · Grant/award (A): 5,535 (derivative) @ $0EDGAR
2025-02-114Azenta, Inc. (AZTA)Grant/award (A): 4,040 (derivative)EDGAR
2025-01-064Quanterix Corp (QTRX)Grant/award (A): 7,435 @ $0 · Grant/award (A): 15,821 (derivative) @ $0EDGAR
2024-12-114HOLOGIC INC (HOLX)Grant/award (A): 342EDGAR
2024-11-194Azenta, Inc. (AZTA)Purchase (P): 4,940 @ $40.77EDGAR
2024-06-144REPLIGEN CORP (RGEN)Purchase (P): 915 @ $124.54 · Purchase (P): 700 @ $125.46EDGAR
2024-05-204REPLIGEN CORP (RGEN)Grant/award (A): 701 @ $0 · Grant/award (A): 1,376 (derivative) @ $0EDGAR
2024-02-134Azenta, Inc. (AZTA)Grant/award (A): 2,465 @ $65.93EDGAR

FilingPulse's Form 4 archive currently extends back to 2024-01-11 and is expanding backward through EDGAR history — earlier filings by this insider may not be indexed yet. Names and roles are shown as filed.

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