IMPINJ INC - Common Stock (PI) Institutional Ownership

13F Institutional Holders and Ownership History from Q3 2016 to Q4 2025

Type / Class
Equity / Common Stock
Symbol
PI on Nasdaq
Shares outstanding
30,110,426
Price per share
$174.01
All holders as of 30 Sep 2025
Q3 2025
Total 13F shares
31,565,394
Total reported value
$5,704,505,758
% of total 13F portfolios
0.01%
Share change
-20,078
Value change
+$65,871,586
Number of holders
317
Price from insider filings
$174.01
Reported Shares, Excluding Options vs Price
Reported Value, Excluding Options
Total Investors

Significant Owners of IMPINJ INC - Common Stock (PI) based on Schedule 13D/G filings

Filer Ownership Change % Holdings Value Net Change Nb Shares Change % Reporting Name Report Period
Capital International Investors 5.4% $138,766,003 1,527,587 Capital International Investors 31 Dec 2024
SYLEBRA CAPITAL LLC 3.8% -25% $195,647,187 -$64,324,202 1,132,152 -25% SYLEBRA CAPITAL LLC 15 Dec 2025

As of 30 Sep 2025, 317 institutional investors reported holding 31,565,394 shares of IMPINJ INC - Common Stock (PI). This represents 105% of the company’s total 30,110,426 outstanding shares.

Top 25 Institutional Shareholders

The largest institutional shareholders of IMPINJ INC - Common Stock (PI) together control 87% of the company’s outstanding shares — a level of ownership often associated with strong institutional conviction and long‑term capital commitment.

Institution Ownership % Shares Held Share Change % Portfolio % Holdings Value
FMR LLC 14% 4,338,545 +0.39% 0.04% $784,191,972
BlackRock, Inc. 14% 4,098,352 +5.9% 0.01% $740,777,127
VANGUARD GROUP INC 11% 3,380,067 -4% 0.01% $610,947,111
SYLEBRA CAPITAL LLC 6.1% 1,829,260 -14% 18% $330,638,745
Capital International Investors 5.2% 1,564,251 0% 0.05% $282,738,368
Whale Rock Capital Management LLC 4.1% 1,224,585 +38% 2.6% $221,343,739
Invesco Ltd. 4% 1,209,292 +48% 0.03% $218,579,531
STATE STREET CORP 3.8% 1,152,101 -5.2% 0.01% $208,242,256
Capital World Investors 2.5% 754,346 0% 0.02% $136,348,040
Chevy Chase Trust Holdings, LLC 2.3% 691,294 -6.6% 0.34% $124,951,391
MORGAN STANLEY 2.3% 680,702 -10% 0.01% $123,037,101
PRICE T ROWE ASSOCIATES INC /MD/ 2.2% 674,333 +51% 0.01% $121,887,000
AMERIPRISE FINANCIAL INC 2.2% 667,592 +4% 0.03% $120,667,486
GEODE CAPITAL MANAGEMENT, LLC 2.1% 624,855 +4.7% 0.01% $112,958,751
Driehaus Capital Management LLC 1.7% 514,500 0.67% $92,995,875
AMERICAN CENTURY COMPANIES INC 1.3% 380,593 +24% 0.04% $68,792,524
UBS AM, A DISTINCT BUSINESS UNIT OF UBS ASSET MANAGEMENT AMERICAS LLC 1.2% 359,360 -48% 0.01% $64,954,322
UBS Group AG 1.2% 350,650 +19% 0.01% $63,379,988
NORTHERN TRUST CORP 1% 306,780 +1.1% 0.01% $55,450,486
GOLDMAN SACHS GROUP INC 0.89% 267,842 +2.8% 0.01% $48,412,493
CHARLES SCHWAB INVESTMENT MANAGEMENT INC 0.85% 256,158 +12% 0.01% $46,300,559
JANUS HENDERSON GROUP PLC 0.83% 250,489 -38% 0.02% $45,315,965
Nuveen, LLC 0.83% 248,909 -12% 0.01% $44,990,303
JENNISON ASSOCIATES LLC 0.82% 247,545 -0.58% 0.03% $44,743,763
WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC 0.67% 200,605 0.09% $36,259,354

Institutional Holders of IMPINJ INC - Common Stock (PI) across Reporting Periods

Period Reported Shares, Excl. Options Value, Excl. Options Value Change Price (Median) Investors
2025 Q4 353,909 $62,984,232 +$10,824,696 $174.01 25
2025 Q3 31,565,394 $5,704,505,758 +$65,871,586 $180.75 317
2025 Q2 31,351,148 $3,482,534,018 +$104,199,931 $111.07 291
2025 Q1 30,665,744 $2,781,353,100 -$86,256,267 $90.70 272
2024 Q4 30,635,832 $4,451,919,430 +$10,902,483 $145.26 316
2024 Q3 30,085,641 $6,514,880,650 +$155,241,533 $216.52 319
2024 Q2 27,857,152 $4,366,891,297 +$35,116,879 $156.77 270
2024 Q1 27,919,173 $3,585,238,798 +$11,866,385 $128.41 223
2023 Q4 27,964,822 $2,517,692,011 +$122,566,401 $90.03 194
2023 Q3 31,070,964 $1,709,544,816 -$78,544,459 $55.03 189
2023 Q2 27,101,638 $2,428,511,662 -$19,466,539 $89.65 216
2023 Q1 26,628,076 $3,608,594,883 +$211,531,471 $135.52 254
2022 Q4 25,131,911 $2,744,353,600 -$17,551,012 $109.18 234
2022 Q3 25,263,071 $2,021,813,789 +$175,181,527 $80.03 182
2022 Q2 23,257,104 $1,364,535,796 +$83,234,618 $58.67 148
2022 Q1 21,811,668 $1,386,817,102 +$6,279,260 $63.54 175
2021 Q4 21,465,592 $1,903,145,872 -$11,554,157 $88.70 173
2021 Q3 21,210,127 $1,211,650,981 -$5,006,026 $57.13 154
2021 Q2 21,335,649 $1,100,575,583 -$45,374,990 $51.59 160
2021 Q1 22,064,677 $1,254,649,399 +$94,138,797 $56.87 159
2020 Q4 20,578,421 $861,507,584 +$37,305,480 $41.87 148
2020 Q3 19,750,449 $520,521,588 +$21,126,166 $26.35 129
2020 Q2 18,886,100 $518,827,984 +$692,989 $27.47 137
2020 Q1 19,111,414 $319,287,953 -$16,785,363 $16.71 131
2019 Q4 18,861,689 $487,862,116 +$34,761,260 $25.86 144
2019 Q3 17,084,419 $526,698,569 +$52,116,886 $30.83 142
2019 Q2 15,432,056 $441,659,748 +$45,991,854 $28.62 127
2019 Q1 13,340,161 $223,512,037 -$2,664,651 $16.75 100
2018 Q4 14,141,261 $205,756,671 -$13,687,716 $14.55 95
2018 Q3 13,854,606 $343,920,310 -$33,313,922 $24.82 102
2018 Q2 15,037,970 $332,476,104 +$3,804,759 $22.11 95
2018 Q1 15,226,478 $198,243,942 -$38,197,943 $13.02 105
2017 Q4 16,824,428 $379,046,042 -$49,662,266 $22.53 106
2017 Q3 17,358,553 $721,963,977 +$83,090,102 $41.61 134
2017 Q2 15,072,688 $733,450,077 -$22,662,747 $48.65 132
2017 Q1 16,141,333 $488,574,630 +$198,084,820 $30.27 117
2016 Q4 9,834,960 $347,555,482 +$192,789,684 $35.34 89
2016 Q3 4,332,786 $162,137,463 +$162,137,463 $37.42 54