Blackford Quentin S. - Insider Non-Derivative Transactions at iRhythm Technologies, Inc. (IRTC) - (SEC)
Updated on January 3, 2026.
According to recent SEC insider information filed on Nov 3, 2025, Blackford Quentin S.'s relationship to iRhythm Technologies, Inc. (IRTC) is Director,Officer (President and CEO), and currently has 164,979 shares of Common Stock.
The chart below shows the number of shares owned, and the table shows the recent insider transactions.
You can see similar information for other IRTC insiders.
Related Topics: SEC Topic List.
Data Source: SEC.
Blackford Quentin S. - Insider Non-Derivative Transactions of IRTC Common Stock
Blackford Quentin S. - Insider Non-Derivative Transactions at IRTC
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| Date | Transaction | No. of Shares | Price Per Share | Shares Owned After Transactions |
|---|---|---|---|---|
| Nov 4, 2025 | Sell -- (Common Stock) | 14059 | 182.94 | 164979 |
| Aug 6, 2025 | Sell -- (Common Stock) | 306 | 165 | 179038 |
| Aug 6, 2025 | Sell -- (Common Stock) | 3174 | 163.93 | 179344 |
| Aug 6, 2025 | Sell -- (Common Stock) | 1514 | 163.3 | 182518 |
| Aug 6, 2025 | Sell -- (Common Stock) | 1600 | 161.92 | 184032 |
| Aug 6, 2025 | Sell -- (Common Stock) | 4905 | 160.73 | 185632 |
| Aug 6, 2025 | Sell -- (Common Stock) | 9775 | 160.06 | 190537 |
| Aug 6, 2025 | Sell -- (Common Stock) | 8726 | 158.85 | 200312 |
| May 31, 2025 | Acquisition -- (Common Stock) | 297 | 71.46 | 209038 |
| Mar 4, 2025 | Sell -- (Common Stock) | 8145 | 108.77 | 208741 |
| Feb 27, 2025 | Sell -- (Common Stock) | 22252 | 112.13 | 216886 |
| Feb 27, 2025 | Acquisition -- (Common Stock) | 38599 | 0 | 239138 |
| Feb 26, 2025 | Acquisition -- (Common Stock) | 40610 | 0 | 200539 |
| Nov 5, 2024 | Sell -- (Common Stock) | 16145 | 77.41 | 159929 |
| Jun 1, 2024 | Acquisition -- (Common Stock) | 280 | 74.98 | 176074 |
| Mar 5, 2024 | Sell -- (Common Stock) | 4221 | 111.14 | 175794 |
| Mar 1, 2024 | Sell -- (Common Stock) | 24701 | 121.96 | 180015 |
| Feb 29, 2024 | Acquisition -- (Common Stock) | 30938 | 0 | 204716 |
| Feb 28, 2024 | Acquisition -- (Common Stock) | 45268 | 0 | 173778 |
| Jun 7, 2023 | Acquisition -- (Common Stock) | 9755 | 102.27 | 128510 |
| Jun 7, 2023 | P -- (Common Stock) | 9755 | 102.27 | 128510 |
| Feb 28, 2023 | Acquisition -- (Common Stock) | 28775 | 0 | 118524 |