Madaus Martin D
- SEC CIK
- 0001310268
No open-market purchases or sales filed in the past year.
Current role at each company
- AZTA Azenta, Inc.Interim CEOas of Sep 23, 2026
- HAE Haemonetics CorpDirectoras of Jul 28, 2026
- RGEN Repligen CorpDirectoras of May 18, 2026
- HOLX Hologic IncDirectoras of Apr 9, 2026
- QTRX Quanterix CorpDirectoras of Jan 6, 2025
Show 1 more company
- LAB Standard Biotools Inc.Directoras of Oct 20, 2023
Open-market trades in the past year
Open-market purchases (P) and sales (S) filed in the last 365 days, not counting derivative securities or duplicate filings. Values leave out price outliers.
- Bought
- –
- 0 filings
- Sold
- –
- 0 filings
- Net
- –
- Bought minus sold
- Companies
- 0
- With open-market trades
Trades
Every Form 4 that lists Madaus Martin D as a reporting owner, including filings made jointly with others, grouped by company. Each row adds up one type of transaction in one filing. Only open-market purchases (P) and sales (S) are shown by default.
RGEN Repligen Corp
Director3 trades
| Filed (ET) | Trade date | Filing delay | Insider | Transaction | Shares | Avg price | Value | Holding change | Flags |
|---|---|---|---|---|---|---|---|---|---|
| Aug 12, 2025 (view filing) | Aug 8 | 4 days | Madaus Martin DDirector | PPurchase | +1.80K | $112.13 | +$201.8K | New position1.80K after | |
| Jun 14, 2024 (view filing) | Jun 14 | Same day | Madaus Martin DDirector | PPurchase | +1.61K | $124.94 | +$201.8K | +53.9%4.61K after | 2 lots |
| May 8, 2023 (view filing) | May 4-8 | 4 days | Madaus Martin DDirector | PPurchase | +1.50K | $158.84 | +$238.3K | +1,351.4%1.61K after | 3 lots |
HOLX Hologic Inc
Director1 trade
| Filed (ET) | Trade date | Filing delay | Insider | Transaction | Shares | Avg price | Value | Holding change | Flags |
|---|---|---|---|---|---|---|---|---|---|
| May 9, 2025 (view filing) | May 7 | 2 days | Madaus Martin DDirector | PPurchase | +5.45K | $55.24 | +$300.8K | New position5.45K after |
AZTA Azenta, Inc.
Interim CEO1 trade
| Filed (ET) | Trade date | Filing delay | Insider | Transaction | Shares | Avg price | Value | Holding change | Flags |
|---|---|---|---|---|---|---|---|---|---|
| Nov 19, 2024 (view filing) | Nov 19 | Same day | Madaus Martin DDirector | PPurchaseCommon | +4.94K | $40.77 | +$201.4K | +200.4%7.41K after |
QTRX Quanterix Corp
Director1 trade
| Filed (ET) | Trade date | Filing delay | Insider | Transaction | Shares | Avg price | Value | Holding change | Flags |
|---|---|---|---|---|---|---|---|---|---|
| Aug 10, 2022 (view filing) | Aug 10 | Same day | Madaus Martin DDirector | PPurchase | +89.7K | $8.43 | +$755.9K | +54.4%254.6K after |