Quentin S. Blackford serves as Executive at NUVASIVE INC, where they oversee executive responsibilities. Since joining the company, Quentin S. Blackford has executed 135 insider transactions totaling $51.4M, demonstrating a bearish approach to their equity position. Their most recent transaction on Nov 3, 2025 involved selling 14,059 shares valued at $2.6M.
Quentin S. Blackford currently holds 164,979 shares of NUVASIVE INC (NUVA), valued at approximately $0. This represents their equity stake as Executive.
Based on SEC Form 4 filings, Quentin S. Blackford has been a net seller of NUVA stock. They have purchased $1.7M and sold $49.7M worth of shares.
Quentin S. Blackford's most recent insider trade was on Nov 3, 2025, when they sold 14,059 shares at $182.94 per share.
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| $160.73 |
| Discretionary |
| Aug 5, 2025 | IRTC | $1.4M | Sale | 8,726 | $158.85 | Discretionary |
| Aug 5, 2025 | IRTC | $520.3K | Sale | 3,174 | $163.93 | Discretionary |
| Aug 5, 2025 | IRTC | $247.2K | Sale | 1,514 | $163.30 | Discretionary |
| Aug 5, 2025 | IRTC | $259.1K | Sale | 1,600 | $161.92 | Discretionary |
| Aug 5, 2025 | IRTC | $50.5K | Sale | 306 | $165.00 | Discretionary |
| Aug 5, 2025 | IRTC | $1.6M | Sale | 9,775 | $160.06 | Discretionary |
| Jun 12, 2024 | ATEC | $0 | Award | 16,747 | $N/A | Discretionary |
| May 17, 2024 | FNA | $0 | Award | 15,906 | $N/A | Discretionary |
| Mar 7, 2024 | ATEC | $256.6K | Purchase | 20,000 | $12.83 | Discretionary |
| Mar 4, 2024 | IRTC | $469.1K | Sale | 4,221 | $111.14 | Discretionary |
| Feb 29, 2024 | IRTC | $3.0M | Sale | 24,701 | $121.96 | Discretionary |
| Feb 28, 2024 | IRTC | $0 | Award | 30,938 | $N/A | Discretionary |
| Feb 27, 2024 | IRTC | $0 | Award | 45,268 | $N/A | Discretionary |
| Jun 20, 2023 | ATEC | $0 | Award | 9,908 | $N/A | Discretionary |
| Jun 6, 2023 | IRTC | $997.6K | Purchase | 9,755 | $102.27 | Discretionary |
| Jun 6, 2023 | IRTC | $997.6K | Award | 9,755 | $102.27 | Discretionary |
| May 17, 2023 | FNA | $0 | Award | 8,361 | $N/A | Discretionary |
| Feb 27, 2023 | IRTC | $0 | Award | 28,775 | $N/A | Discretionary |
| Nov 2, 2022 | IRTC | $1.5M | Sale | 12,415 | $122.50 | Discretionary |
| Nov 2, 2022 | IRTC | $33.6K | Sale | 284 | $118.17 | Discretionary |
| Aug 1, 2022 | FNA | $300.0K | Award | 16,287 | $18.42 | Discretionary |
| Jun 15, 2022 | ATEC | $0 | Award | 18,546 | $N/A | Discretionary |
| Mar 30, 2022 | AXGN | $0 | Option Exercise | 3,036 | $N/A | Discretionary |
| Oct 5, 2021 | IRTC | $0 | Award | 101,979 | $N/A | Discretionary |
| Sep 10, 2021 | DXCM | $848.1K | Sale | 1,519 | $558.33 | Discretionary |
| Sep 9, 2021 | DXCM | $110.3K | Sale | 200 | $551.28 | Discretionary |
| Sep 9, 2021 | DXCM | $1.2M | Sale | 2,200 | $550.51 | Discretionary |
| Sep 9, 2021 | DXCM | $1.3M | Sale | 2,394 | $549.45 | Discretionary |