Insider · CIK 0001310268
Martin D Madaus
Files at RGEN (REPLIGEN CORP), HOLX (HOLOGIC INC), AZTA (Azenta, Inc.). First filing Nov 19, 2024, latest Aug 12, 2025.
Where the trades landed
Last year at the 2 companies this insider has traded most, with each buy and sell on the bar it happened.
RGEN: REPLIGEN CORP
Daily candles, adjusted for splits and dividends. Green arrows are insider buys, red are sells, sized by value. Click a marked bar to open the signal.Charts by TradingView Lightweight Charts™
AZTA: Azenta, Inc.
Daily candles, adjusted for splits and dividends. Green arrows are insider buys, red are sells, sized by value. Click a marked bar to open the signal.Charts by TradingView Lightweight Charts™
Signals
This insider’s open-market buys and sells, scored.
| Score | Company | Value | Holdings | Price context | Filed |
|---|---|---|---|---|---|
| 53Moderate | RGENbuy REPLIGEN CORP | $202k 1,800 shares | - | +2% from low-36% from high | |
| 37Weak | HOLXbuy HOLOGIC INC | $301k 5,445 shares | - | - | |
| 52Moderate | Azenta, Inc. | $201k 4,940 shares | +200% | - |
Transactions
Every row this insider has filed, newest first.
| Date | Company | Transaction | Shares | Price | Value | Holdings after | Filed |
|---|---|---|---|---|---|---|---|
| Sep 22, 2026 | AZTA Azenta, Inc. | FTax withholding Common | -1,456 | $34.28 | $50k | 42,602 | 19 d ago |
| Sep 14, 2026 | AZTA Azenta, Inc. | AGrant or award Common | +36,653 | $0.00 | $0 | 44,058 | 26 d ago |
| Aug 8, 2025 | RGEN REPLIGEN CORP | POpen-market purchase Common Stockindirect: By Martin D. Madaus 2011 Revocable Trust | +1,800 | $112.13 | $202k | 1,800 | Aug 12, 2025 |
| May 15, 2025 | RGEN REPLIGEN CORP | AGrant or award Common Stock | +973 | $0.00 | $0 | 5,586 | May 19, 2025 |
| May 15, 2025 | RGEN REPLIGEN CORP | AGrant or award Stock Option (Right to Buy)derivative | +1,800 | $0.00 | $0 | 1,800 | May 19, 2025 |
| May 7, 2025 | HOLX HOLOGIC INC | POpen-market purchase Common Stockindirect: Revocable Trust | +5,445 | $55.24 | $301k | 5,445 | May 9, 2025 |
| Feb 26, 2025 | HOLX HOLOGIC INC | AGrant or award Common Stock | +1,864 | - | - | 2,206 | Feb 28, 2025 |
| Feb 26, 2025 | HOLX HOLOGIC INC | AGrant or award Non-qualified Stock Option (Right to Buy)derivative | +5,535 | $0.00 | $0 | 5,535 | Feb 28, 2025 |
| Feb 7, 2025 | AZTA Azenta, Inc. | AGrant or award Restricted Stock Unitderivative | +4,040 | - | - | 4,040 | Feb 11, 2025 |
| Dec 9, 2024 | HOLX HOLOGIC INC | AGrant or award Common Stock | +342 | - | - | 342 | Dec 11, 2024 |
| Nov 19, 2024 | AZTA Azenta, Inc. | POpen-market purchase Common | +4,940 | $40.77 | $201k | 7,405 | Nov 19, 2024 |
Not investment advice. Scores and forward returns are decision support built from public SEC filings and past prices; they describe what happened after comparable filings, not what will happen after this one. Do your own research and size your risk.