Impinj Inc (PI) Insider Ownership

Historic Insider Ownership Trends

PI's three largest insider shareholders as of April 22, 2026 are Capital Llc Sylebra (TenPercentOwner, 33.05Mn shares), Capital Ltd Sylebra (TenPercentOwner, 5.61Mn shares), Capital Ltd Sylebra (TenPercentOwner, 4.20Mn shares).

Top Direct Holders

Insider ownership data is derived from the last 60 months of Form 4 SEC filings.
Holder Position Shares (Direct) Shares (Indirect) Report Date
Capital Llc Sylebra - 0 33,050,456 16 Sep, 2024
Capital Ltd Sylebra - 0 5,610,478 29 Nov, 2022
Capital Ltd Sylebra - 0 4,197,352 22 Nov, 2023
Capital Ltd Sylebra - 0 3,948,566 05 Sep, 2023
Capital Ltd Sylebra - 0 3,869,196 01 Sep, 2023
Capital Ltd Sylebra - 0 3,591,248 18 Aug, 2023
Capital Ltd Sylebra - 0 3,397,337 18 Nov, 2021
Capital Llc Sylebra - 18,085 3,197,352 10 Jun, 2024
Capital Ltd Sylebra - 0 3,174,937 18 Nov, 2022
Capital Ltd Sylebra - 0 2,776,316 16 Feb, 2023
Capital Llc Sylebra - 0 1,132,152 15 Dec, 2025
Chris Ph.D. Diorio Chief Executive Officer 0 589,994 15 Feb, 2022
Chris Ph.D. Diorio Chief Executive Officer 0 572,494 02 Nov, 2022
Chris Ph.D. Diorio Chief Executive Officer 390,302 0 24 Mar, 2026
Chris Ph.D. Diorio Chief Executive Officer 0 199,362 05 May, 2025
Cary Baker Chief Financial Officer 89,003 0 24 Mar, 2026
Hussein Mecklai Chief Operating Officer 75,882 0 14 Apr, 2025
Jeffrey Dossett Chief Revenue Officer 71,886 0 24 Feb, 2025
Steve Sanghi - 0 40,200 01 May, 2023
Gregory Sessler - 28,257 0 12 Jun, 2023
Oppen Peter H Van - 24,266 0 13 Jun, 2022
Daniel Patrick Gibson - 19,896 0 06 Jun, 2025
Theresa Wise - 14,850 0 13 Jun, 2022
Steve Sanghi - 9,849 0 06 Jun, 2025
Meera Rao - 8,208 0 06 Jun, 2025
Miron Washington - 2,040 0 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
23 Mar, 2026 Cary Baker Common Stock A 782 $0.00 88,659 D M
23 Mar, 2026 Chris Ph.D. Diorio Common Stock A 2,594 $0.00 389,479 D M
23 Mar, 2026 Cary Baker Common Stock A 479 $0.00 89,138 D M
23 Mar, 2026 Chris Ph.D. Diorio Common Stock A 1,224 $0.00 390,703 D M
23 Mar, 2026 Cary Baker Common Stock A 597 $0.00 89,735 D M
23 Mar, 2026 Chris Ph.D. Diorio Common Stock A 1,817 $0.00 392,520 D M
23 Mar, 2026 Cary Baker Common Stock D 732 $101.17 89,003 D F
23 Mar, 2026 Chris Ph.D. Diorio Common Stock D 2,218 $101.17 390,302 D F
23 Mar, 2026 Cary Baker Restricted Stock Units D 782 $0.00 0 D M
23 Mar, 2026 Chris Ph.D. Diorio Restricted Stock Units D 2,594 $0.00 0 D M
23 Mar, 2026 Cary Baker Restricted Stock Units D 479 $0.00 1,917 D M
23 Mar, 2026 Cary Baker Restricted Stock Units D 597 $0.00 4,773 D M
23 Mar, 2026 Chris Ph.D. Diorio Restricted Stock Units D 1,224 $0.00 4,895 D M
23 Mar, 2026 Cary Baker Restricted Stock Units A 7,627 $0.00 7,627 D A
23 Mar, 2026 Chris Ph.D. Diorio Restricted Stock Units D 1,817 $0.00 14,538 D M
23 Mar, 2026 Chris Ph.D. Diorio Restricted Stock Units A 24,806 $0.00 24,806 D A
20 Feb, 2026 Chris Ph.D. Diorio Common Stock A 21,734 $0.00 394,320 D A
20 Feb, 2026 Cary Baker Common Stock A 8,508 $0.00 90,111 D A
20 Feb, 2026 Chris Ph.D. Diorio Common Stock D 7,435 $127.92 386,885 D F
20 Feb, 2026 Cary Baker Common Stock D 2,234 $127.92 87,877 D F