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
31,597,446
Total reported value
$5,710,298,758
% of total 13F portfolios
0.01%
Share change
+11,181
Value change
+$71,521,235
Number of holders
318
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% $117,990,820 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, 318 institutional investors reported holding 31,597,446 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 365,187 $64,804,006 +$10,684,402 $174.01 33
2025 Q3 31,597,446 $5,710,298,758 +$71,521,235 $180.75 318
2025 Q2 31,351,260 $3,482,559,341 +$104,186,812 $111.07 292
2025 Q1 30,660,485 $2,780,876,142 -$86,256,243 $90.70 271
2024 Q4 30,631,229 $4,451,250,370 +$31,370,035 $145.26 315
2024 Q3 29,944,669 $6,484,357,353 +$124,267,249 $216.52 324
2024 Q2 27,859,235 $4,367,217,733 +$35,916,299 $156.77 271
2024 Q1 27,919,174 $3,585,238,704 +$35,056,367 $128.41 228
2023 Q4 11,949 $1,075,769 -$1,494,437 $90.03 2
2023 Q3 30,957,552 $1,703,304,108 -$72,342,370 $55.03 188
2023 Q2 26,875,523 $2,408,240,801 -$48,091,699 $89.65 215
2023 Q1 26,628,076 $3,608,595,333 +$211,830,036 $135.52 254
2022 Q4 25,123,911 $2,743,480,571 -$23,929,801 $109.18 233
2022 Q3 24,517,958 $1,962,181,549 +$119,829,530 $80.03 179
2022 Q2 23,100,945 $1,355,374,796 +$75,018,408 $58.67 146
2022 Q1 21,757,123 $1,382,360,102 +$5,603,007 $63.54 172
2021 Q4 21,270,805 $1,886,070,872 +$2,624,304 $88.70 170
2021 Q3 21,225,448 $1,212,246,411 -$3,429,512 $57.13 153
2021 Q2 21,312,581 $1,099,365,650 -$42,093,334 $51.59 158
2021 Q1 22,057,929 $1,254,265,485 +$96,362,316 $56.87 158
2020 Q4 20,292,060 $849,518,651 +$34,970,811 $41.87 144
2020 Q3 19,743,549 $520,340,078 +$21,090,223 $26.35 126
2020 Q2 18,648,125 $512,292,215 +$57,841 $27.47 133
2020 Q1 19,097,087 $319,047,444 -$10,914,022 $16.71 128
2019 Q4 18,640,082 $482,130,685 +$34,059,232 $25.86 140
2019 Q3 16,893,765 $520,819,569 +$52,325,194 $30.83 140
2019 Q2 15,228,340 $435,828,748 +$44,428,302 $28.62 125
2019 Q1 13,139,575 $220,151,037 -$2,771,175 $16.75 98
2018 Q4 13,942,789 $202,868,671 -$5,398,418 $14.55 93
2018 Q3 13,647,675 $338,784,310 -$32,958,983 $24.82 101
2018 Q2 15,035,980 $332,433,104 +$590,765 $22.11 93
2018 Q1 15,004,549 $195,354,942 -$38,197,977 $13.02 102
2017 Q4 16,824,391 $379,045,042 -$38,738,077 $22.53 105
2017 Q3 17,358,553 $721,963,977 +$83,086,118 $41.61 134
2017 Q2 15,038,784 $731,802,077 -$24,074,265 $48.65 130
2017 Q1 16,141,333 $488,574,630 +$198,241,721 $30.27 117
2016 Q4 9,830,628 $347,402,482 +$193,007,368 $35.34 88
2016 Q3 4,332,786 $161,799,801 +$161,799,812 $37.42 54