Impinj Inc (PI) Insider Ownership

Historic Ownership Trends

Through the 90-day period concluding December 12, 2025, Impinj's top three insider stakeholders include Chief Executive Officer Chris Ph.D. Diorio (570.37K shares), Chief Financial Officer Cary Baker (80.48K shares), Director Miron Washington (2.04K shares).

Top Direct Holders

Insider ownership data is derived from the last 60 months of Form 4 SEC filings.
Holder Position Shares Report Date
Capital Ltd Sylebra 4,197,352 22 Nov, 2023
Capital Llc Sylebra 1,430,784 10 Jun, 2024
Chris Ph.D. Diorio Chief Executive Officer 570,367 20 Nov, 2025
Cary Baker Chief Financial Officer 80,479 26 Nov, 2025
Hussein Mecklai Chief Operating Officer 75,882 14 Apr, 2025
Jeffrey Dossett Chief Revenue Officer 71,886 24 Feb, 2025
Steve Sanghi 50,049 06 Jun, 2025
Gregory Sessler 28,257 12 Jun, 2023
Oppen Peter H Van 24,266 13 Jun, 2022
Daniel Patrick Gibson 19,896 06 Jun, 2025
Theresa Wise 14,850 13 Jun, 2022
Cathal G Phelan Chief Innovation Officer 10,431 21 May, 2025
Meera Rao 8,208 06 Jun, 2025
Umesh Padval 3,540 06 Jun, 2025
Miron Washington 2,040 07 Nov, 2025

* Please note that the shares above only reflect shares from the fund portfolio and the institutional portfolio. Shares from the personal portfolio are excluded from this Institutional Ownership Page. See these insiders' latest transactions here on Insider Page.

Recent Insider Transactions

Detailed insider trading activity based on Form 4 SEC filings.
Download Data
Transaction Date Insider Name Security Class Transaction Type Shares Traded Price Shares Remaining Ownership Code
08 Dec, 2025 Capital Llc Sylebra Common Stock D 2,494 $160.72 1,497,343 I S
09 Dec, 2025 Capital Llc Sylebra Common Stock D 40 $160.01 1,497,303 I S
10 Dec, 2025 Capital Llc Sylebra Common Stock D 84,604 $155.49 1,412,699 I S
03 Dec, 2025 Capital Llc Sylebra Common Stock D 41,221 $167.97 1,504,377 I S
04 Dec, 2025 Capital Llc Sylebra Common Stock D 3,167 $160.59 1,501,210 I S
05 Dec, 2025 Capital Llc Sylebra Common Stock D 1,373 $161.04 1,499,837 I S
01 Dec, 2025 Capital Llc Sylebra Common Stock D 31,058 $167.02 1,587,472 I S
02 Dec, 2025 Capital Llc Sylebra Common Stock D 41,874 $168.23 1,545,598 I S
26 Nov, 2025 Capital Llc Sylebra Common Stock D 34,556 $171.80 1,640,827 I S
28 Nov, 2025 Capital Llc Sylebra Common Stock D 22,297 $172.62 1,618,530 I S
25 Nov, 2025 Cary Baker Common Stock D 1,000 $0.00 80,479 D G
24 Nov, 2025 Capital Llc Sylebra Common Stock D 31,952 $159.42 1,721,493 I S
25 Nov, 2025 Capital Llc Sylebra Common Stock D 46,110 $167.73 1,675,383 I S
20 Nov, 2025 Capital Llc Sylebra Common Stock D 8,081 $156.32 1,756,491 I S
21 Nov, 2025 Capital Llc Sylebra Common Stock D 3,046 $155.10 1,753,445 I S
19 Nov, 2025 Chris Ph.D. Diorio Common Stock D 7,000 $0.00 371,005 D G
12 Nov, 2025 Capital Llc Sylebra Common Stock D 3,772 $156.30 1,764,572 I S
11 Nov, 2025 Capital Llc Sylebra Common Stock D 30,000 $155.63 1,768,344 I S
07 Nov, 2025 Miron Washington Common Stock D 342 $158.94 2,040 D S
07 Nov, 2025 Capital Llc Sylebra Common Stock D 6,246 $162.16 1,798,344 I S