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XTX Topco’s Impinj PI Stock Holding History

XTX Topco’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 		$506K Buy
+3,531
New +$461K 0.01% 2440
2026
Q1 		– Sell
-3,529
Closed -$614K – 4244
2025
Q4 		$614K Buy
+3,529
New +$629K 0.02% 1420
2025
Q2 		– Sell
-11,388
Closed -$1.03M – 2977
2025
Q1 		$1.03M Buy
+11,388
New +$1.28M 0.05% 545
2023
Q1 		– Sell
-2,758
Closed -$301K – 1569
2022
Q4 		$301K Buy
+2,758
New +$291K 0.06% 578
2021
Q3 		– Sell
-5,023
Closed -$259K – 974
2021
Q2 		$259K Buy
+5,023
New +$258K 0.09% 443

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
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
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

XTX Topco's PI Position: Q2 2026 in Review

XTX Topco opened a new position in Impinj (PI) in Q2 2026: 3,531 shares worth $506K. The stake represents 0.01% of the portfolio and ranks #2440 among its holdings. This is a return to the name: XTX Topco previously reported a position in PI as recently as Q4 2025.

XTX Topco first reported a position in PI in Q2 2021 and has held it in 5 quarters since. The position peaked at $1.03M in Q1 2025. 316 funds tracked by Wall St. Rank hold PI as of Q2 2026.

  • XTX Topco held 3,531 shares of Impinj worth $506K as of Q2 2026.
  • Impinj was a new XTX Topco position in Q2 2026.
  • Impinj made up 0.01% of XTX Topco's portfolio in Q2 2026, its #2440 holding.
  • XTX Topco first reported a position in Impinj in Q2 2021 and has held it in 5 quarters since.
  • XTX Topco's Impinj position peaked at $1.03M in Q1 2025.
  • 316 funds tracked by Wall St. Rank held Impinj as of Q2 2026.

Based on XTX Topco's 13F filing for Q2 2026, filed 14 Aug 2026.