Impinj Inc. insider trading
This tab shows only the shares insiders bought or sold on the open market in the last twelve months (Form 4 codes P and S). Grants, option exercises, shares held back for tax and gifts are left out on purpose, so what is left is insiders trading at the market price like anyone else.
In the last twelve months insiders at Impinj Inc. filed 42 open-market sales worth $162.1 million and 0 open-market purchases, on Form 4 with the SEC. The latest: Baker Cary, Chief Financial Officer, sold 8,892 shares at $185.00 on 21 September 2026, filed 21 September 2026.
| Traded | Insider | Role | Type | Shares | Price | Value | Filing |
|---|---|---|---|---|---|---|---|
| 21 September 2026 | Baker Cary | Chief Financial Officer | Sale | 8,892 | $185.00 | $1.6 million | Form 4 |
| 15 September 2026 | Washington Miron | Director | Sale | 800 | $173.26 | $138,608 | Form 4 |
| 10 August 2026 | Baker Cary | Chief Financial Officer | Sale | 1,429 | $185.00 | $264,365 | Form 4 |
| 9 June 2026 | Sylebra Capital Llc | Director | Sale | 12,105 | $127.36 | $1.5 million | Form 4 |
| 8 June 2026 | Sylebra Capital Llc | Director | Sale | 12,528 | $125.97 | $1.6 million | Form 4 |
| 8 June 2026 | Sylebra Capital Llc | Director | Sale | 33,000 | $130.07 | $4.3 million | Form 4 |
| 5 June 2026 | Sylebra Capital Llc | Director | Sale | 11,602 | $128.87 | $1.5 million | Form 4 |
| 5 June 2026 | Sylebra Capital Llc | Director | Sale | 35,877 | $122.50 | $4.4 million | Form 4 |
| 4 June 2026 | Sylebra Capital Llc | Director | Sale | 33,412 | $136.84 | $4.6 million | Form 4 |
| 3 June 2026 | Sylebra Capital Llc | Director | Sale | 6,313 | $139.17 | $878,557 | Form 4 |
| 2 June 2026 | Sylebra Capital Llc | Director | Sale | 38,724 | $142.31 | $5.5 million | Form 4 |
| 1 June 2026 | Sylebra Capital Llc | Director | Sale | 7,163 | $144.29 | $1.0 million | Form 4 |
| 29 May 2026 | Sylebra Capital Llc | Director | Sale | 48,504 | $150.78 | $7.3 million | Form 4 |
| 11 May 2026 | Sylebra Capital Llc | Director | Sale | 24,126 | $154.46 | $3.7 million | Form 4 |
| 11 May 2026 | Sylebra Capital Llc | Director | Sale | 12,706 | $154.46 | $2.0 million | Form 4 |
| 8 May 2026 | Sylebra Capital Llc | Director | Sale | 25,896 | $152.73 | $4.0 million | Form 4 |
| 8 May 2026 | Sylebra Capital Llc | Director | Sale | 1,560 | $151.32 | $236,059 | Form 4 |
| 8 May 2026 | Sylebra Capital Llc | Director | Sale | 9,522 | $149.97 | $1.4 million | Form 4 |
| 7 May 2026 | Sylebra Capital Llc | Director | Sale | 36,171 | $152.73 | $5.5 million | Form 4 |
| 15 December 2025 | Sylebra Capital Llc | Insider | Sale | 134,629 | $150.36 | $20.2 million | Form 4 |
| 12 December 2025 | Sylebra Capital Llc | Insider | Sale | 50,573 | $146.62 | $7.4 million | Form 4 |
| 11 December 2025 | Sylebra Capital Llc | Insider | Sale | 95,345 | $152.87 | $14.6 million | Form 4 |
| 10 December 2025 | Sylebra Capital Llc | Insider | Sale | 84,604 | $155.49 | $13.2 million | Form 4 |
| 9 December 2025 | Sylebra Capital Llc | Insider | Sale | 40 | $160.01 | $6,400 | Form 4 |
| 8 December 2025 | Sylebra Capital Llc | Insider | Sale | 2,494 | $160.72 | $400,835 | Form 4 |
| 5 December 2025 | Sylebra Capital Llc | Insider | Sale | 1,373 | $161.04 | $221,108 | Form 4 |
| 4 December 2025 | Sylebra Capital Llc | Insider | Sale | 3,167 | $160.59 | $508,589 | Form 4 |
| 3 December 2025 | Sylebra Capital Llc | Insider | Sale | 41,221 | $167.97 | $6.9 million | Form 4 |
| 2 December 2025 | Sylebra Capital Llc | Insider | Sale | 41,874 | $168.23 | $7.0 million | Form 4 |
| 1 December 2025 | Sylebra Capital Llc | Insider | Sale | 31,058 | $167.02 | $5.2 million | Form 4 |
| 28 November 2025 | Sylebra Capital Llc | Insider | Sale | 22,297 | $172.62 | $3.8 million | Form 4 |
| 26 November 2025 | Sylebra Capital Llc | Insider | Sale | 34,556 | $171.80 | $5.9 million | Form 4 |
| 25 November 2025 | Sylebra Capital Llc | Insider | Sale | 46,110 | $167.73 | $7.7 million | Form 4 |
| 24 November 2025 | Sylebra Capital Llc | Insider | Sale | 31,952 | $159.42 | $5.1 million | Form 4 |
| 21 November 2025 | Sylebra Capital Llc | Insider | Sale | 3,046 | $155.10 | $472,426 | Form 4 |
| 20 November 2025 | Sylebra Capital Llc | Insider | Sale | 8,081 | $156.32 | $1.3 million | Form 4 |
| 12 November 2025 | Sylebra Capital Llc | Insider | Sale | 3,772 | $156.30 | $589,564 | Form 4 |
| 11 November 2025 | Sylebra Capital Llc | Insider | Sale | 30,000 | $155.63 | $4.7 million | Form 4 |
| 7 November 2025 | Sylebra Capital Llc | Insider | Sale | 6,246 | $162.16 | $1.0 million | Form 4 |
| 6 November 2025 | Sylebra Capital Llc | Insider | Sale | 23,157 | $171.95 | $4.0 million | Form 4 |
| 7 November 2025 | Washington Miron | Director | Sale | 342 | $158.94 | $54,357 | Form 4 |
| 3 November 2025 | Sylebra Capital Llc | Insider | Sale | 1,513 | $202.01 | $305,641 | Form 4 |
A filing with several lines appears once per line.
Source
Form 4 filings on EDGAR for Impinj Inc.: the company's filing index.
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