Vanguard Portfolio Management
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Vanguard Portfolio Management’s Impinj PI Stock Holding History

Vanguard Portfolio Management’s Portfolio PI Stock Details PI Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$314M Buy
2,194,236
+54,078
+3% +$7.06M 0.01% 956
2026
Q1 		$220M Buy
+2,140,158
New +$285M 0.01% 1081

Other funds holding PI

Fidelity Investments
Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
Capital International Investors
Capital International Investors Los Angeles, California $484B AUM 34.9% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
Capital World Investors
Capital World Investors Los Angeles, California $846B AUM 46.74% 1-Year Est. Return
Millennium Management
Millennium Management New York $276B AUM 44.8% 1-Year Est. Return
American Century Companies
American Century Companies Kansas City, Missouri $226B AUM 44.75% 1-Year Est. Return
SC
Sylebra Capital Palo Alto, California $945M AUM 22.34% 1-Year Est. Return
Chevy Chase Trust
Chevy Chase Trust Bethesda, Maryland $38.8B AUM 41.35% 1-Year Est. Return

Vanguard Portfolio Management's PI Position: Q2 2026 in Review

Vanguard Portfolio Management increased its Impinj (PI) stake by 2.5% in Q2 2026, buying an estimated $7.06M and bringing the position to 2,194,236 shares worth $314M. The position accounts for 0.01% of the portfolio, ranked #956.

Vanguard Portfolio Management first reported a position in PI in Q1 2026 and has held it in 2 quarters since. 313 funds tracked by Wall St. Rank hold PI as of Q2 2026.

  • Vanguard Portfolio Management held 2,194,236 shares of Impinj worth $314M as of Q2 2026.
  • Vanguard Portfolio Management bought 54,078 Impinj shares in Q2 2026, an estimated $7.06M.
  • Impinj made up 0.01% of Vanguard Portfolio Management's portfolio in Q2 2026, its #956 holding.
  • Vanguard Portfolio Management first reported a position in Impinj in Q1 2026 and has held it in 2 quarters since.
  • 313 funds tracked by Wall St. Rank held Impinj as of Q2 2026.

Based on Vanguard Portfolio Management's 13F filing for Q2 2026, filed 13 Aug 2026.