SEATTLE, WA
IMPINJ INCPI— Latest position per institution from SEC 13F filings
15
Institutional holders
43.86M
Total shares held
3.54B
Estimated value
2.19M
Avg. position size
DLD ASSET MANAGEMENT, LP
CIK 1578299
Shares
11.75M
Value
19.74M
Filed
Sep 30, 2025
BLACKROCK, INC.
CIK 2012383
Shares
4.31M
Value
443M
Filed
Mar 31, 2026
FMR LLC
CIK 315066
Shares
4.28M
Value
439.61M
Filed
Mar 31, 2026
SYLEBRA CAPITAL LTD
CIK 1627436
Shares
3.95M
Value
217.29M
Filed
Sep 30, 2023
VANGUARD GROUP INC
CIK 102909
Shares
3.47M
Value
603.11M
Filed
Dec 31, 2025
VANGUARD PORTFOLIO MANAGEMENT LLC
CIK 2100121
Shares
2.14M
Value
219.79M
Filed
Mar 31, 2026
BLACKROCK FINANCE, INC.
CIK 1364742
Shares
1.97M
Value
308.97M
Filed
Jun 30, 2024
STATE STREET CORP
CIK 93751
Shares
1.48M
Value
152.50M
Filed
Mar 31, 2026
CAPITAL INTERNATIONAL INVESTORS
CIK 1562230
Shares
1.35M
Value
138.89M
Filed
Mar 31, 2026
VANGUARD CAPITAL MANAGEMENT LLC
CIK 2100119
Shares
1.27M
Value
129.99M
Filed
Mar 31, 2026
SYLEBRA CAPITAL LLC
CIK 2003074
Shares
1.13M
Value
116.27M
Filed
Mar 31, 2026
CAPITAL WORLD INVESTORS
CIK 1422849
Shares
1.02M
Value
104.35M
Filed
Mar 31, 2026
AMERIPRISE FINANCIAL INC
CIK 820027
Shares
858.28K
Value
88.15M
Filed
Mar 31, 2026
AMERICAN CENTURY COMPANIES INC
CIK 748054
Shares
817.99K
Value
84.01M
Filed
Mar 31, 2026
DRIEHAUS CAPITAL MANAGEMENT LLC
CIK 938206
Shares
737.47K
Value
128.33M
Filed
Dec 31, 2025
ALYESKA INVESTMENT GROUP, L.P.
CIK 1453072
Shares
734.79K
Value
75.46M
Filed
Mar 31, 2026
CHEVY CHASE TRUST HOLDINGS, LLC
CIK 1462020
Shares
728.39K
Value
74.81M
Filed
Mar 31, 2026
GEODE CAPITAL MANAGEMENT, LLC
CIK 1214717
Shares
681.97K
Value
70.05M
Filed
Mar 31, 2026
UBS GROUP AG
CIK 1610520
Shares
660.19K
Value
67.80M
Filed
Mar 31, 2026
UBS AM, A DISTINCT BUSINESS UNIT OF UBS ASSET MANAGEMENT AMERICAS LLC
CIK 861177
Shares
517.83K
Value
53.18M
Filed
Mar 31, 2026
| # | Institution | CIK | Shares | Est. Value | Period |
|---|---|---|---|---|---|
| 1 | DLD ASSET MANAGEMENT, LP | 1578299 | 11.75M | 19.74M | Sep 30, 2025 |
| 2 | BLACKROCK, INC. | 2012383 | 4.31M | 443M | Mar 31, 2026 |
| 3 | FMR LLC | 315066 | 4.28M | 439.61M | Mar 31, 2026 |
| 4 | SYLEBRA CAPITAL LTD | 1627436 | 3.95M | 217.29M | Sep 30, 2023 |
| 5 | VANGUARD GROUP INC | 102909 | 3.47M | 603.11M | Dec 31, 2025 |
| 6 | VANGUARD PORTFOLIO MANAGEMENT LLC | 2100121 | 2.14M | 219.79M | Mar 31, 2026 |
| 7 | BLACKROCK FINANCE, INC. | 1364742 | 1.97M | 308.97M | Jun 30, 2024 |
| 8 | STATE STREET CORP | 93751 | 1.48M | 152.50M | Mar 31, 2026 |
| 9 | CAPITAL INTERNATIONAL INVESTORS | 1562230 | 1.35M | 138.89M | Mar 31, 2026 |
| 10 | VANGUARD CAPITAL MANAGEMENT LLC | 2100119 | 1.27M | 129.99M | Mar 31, 2026 |
| 11 | SYLEBRA CAPITAL LLC | 2003074 | 1.13M | 116.27M | Mar 31, 2026 |
| 12 | CAPITAL WORLD INVESTORS | 1422849 | 1.02M | 104.35M | Mar 31, 2026 |
| 13 | AMERIPRISE FINANCIAL INC | 820027 | 858.28K | 88.15M | Mar 31, 2026 |
| 14 | AMERICAN CENTURY COMPANIES INC | 748054 | 817.99K | 84.01M | Mar 31, 2026 |
| 15 | DRIEHAUS CAPITAL MANAGEMENT LLC | 938206 | 737.47K | 128.33M | Dec 31, 2025 |
| 16 | ALYESKA INVESTMENT GROUP, L.P. | 1453072 | 734.79K | 75.46M | Mar 31, 2026 |
| 17 | CHEVY CHASE TRUST HOLDINGS, LLC | 1462020 | 728.39K | 74.81M | Mar 31, 2026 |
| 18 | GEODE CAPITAL MANAGEMENT, LLC | 1214717 | 681.97K | 70.05M | Mar 31, 2026 |
| 19 | UBS GROUP AG | 1610520 | 660.19K | 67.80M | Mar 31, 2026 |
| 20 | UBS AM, A DISTINCT BUSINESS UNIT OF UBS ASSET MANAGEMENT AMERICAS LLC | 861177 | 517.83K | 53.18M | Mar 31, 2026 |
Data sourced from SEC Form 13F institutional holdings reports. Positions reflect the most recent filing per institution.