Millennium Management
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Millennium Management’s Impinj PI Stock Holding History

Millennium 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
2023
Q4 		– Sell
-50,200
Closed -$2.76M – 6430
2023
Q3 		$2.76M Buy
+50,200
New +$3.41M ﹤0.01% 3253

Other funds holding PI

BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
Capital International Investors
Capital International Investors Los Angeles, California $427B AUM 29.17% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
SC
Sylebra Capital Palo Alto, California $774M AUM 56.69% 1-Year Est. Return
Capital World Investors
Capital World Investors Los Angeles, California $733B AUM 35.63% 1-Year Est. Return
Ameriprise
Ameriprise Minneapolis, Minnesota $432B AUM 30.22% 1-Year Est. Return
American Century Companies
American Century Companies Kansas City, Missouri $194B AUM 35% 1-Year Est. Return

Millennium Management's PI Position: Q1 2026 in Review

Millennium Management increased its Impinj (PI) stake by 7,327% in Q1 2026, buying an estimated $13.4M and bringing the position to 102,268 shares worth $10.5M. The position accounts for ﹤0.01% of the portfolio, ranked #2125.

Millennium Management first reported a position in PI in Q1 2017 and has held it in 30 quarters since. The position peaked at $44.5M in Q4 2023. 290 funds tracked by Wall St. Rank hold PI as of Q1 2026.

  • Millennium Management held 102,268 shares of Impinj worth $10.5M as of Q1 2026.
  • Millennium Management bought 100,891 Impinj shares in Q1 2026, an estimated $13.4M.
  • Impinj made up ﹤0.01% of Millennium Management's portfolio in Q1 2026, its #2125 holding.
  • Millennium Management first reported a position in Impinj in Q1 2017 and has held it in 30 quarters since.
  • Millennium Management's Impinj position peaked at $44.5M in Q4 2023.
  • 290 funds tracked by Wall St. Rank held Impinj as of Q1 2026.

Based on Millennium Management's 13F filing for Q1 2026, filed 15 May 2026.