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Summit Partners Public Asset Management’s Impinj PI Stock Holding History

Summit Partners Public Asset 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
Q3 		– Sell
-101,000
Closed -$9.05M – 166
2023
Q2 		$9.05M Buy
+101,000
New +$10.8M 0.34% 84

Other funds holding PI

Fidelity Investments
Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return
BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
Vanguard Group
Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return
Capital International Investors
Capital International Investors Los Angeles, California $427B AUM 29.17% 1-Year Est. Return
Invesco
Invesco Atlanta, Georgia $1.02T AUM 30.18% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
SC
Sylebra Capital Palo Alto, California $774M AUM 56.69% 1-Year Est. Return
WRCM
Whale Rock Capital Management Boston, Massachusetts $7.74B AUM 180.85% 1-Year Est. Return
Ameriprise
Ameriprise Minneapolis, Minnesota $432B AUM 30.22% 1-Year Est. Return
Capital World Investors
Capital World Investors Los Angeles, California $733B AUM 35.63% 1-Year Est. Return

Summit Partners Public Asset Management's PI Position: Q3 2025 in Review

Summit Partners Public Asset Management sold out of Impinj (PI) in Q3 2025, closing a stake of 6,500 shares — an estimated $1.02M sold.

Summit Partners Public Asset Management first reported a position in PI in Q3 2022 and held it in 4 quarters. The position peaked at $20.6M in Q4 2022. 322 funds tracked by Wall St. Rank hold PI as of Q3 2025.

  • Summit Partners Public Asset Management reported no remaining Impinj position as of Q3 2025 after selling out during the quarter.
  • Summit Partners Public Asset Management sold 6,500 Impinj shares in Q3 2025, an estimated $1.02M.
  • Summit Partners Public Asset Management first reported a position in Impinj in Q3 2022 and held it in 4 quarters.
  • Summit Partners Public Asset Management's Impinj position peaked at $20.6M in Q4 2022.
  • 322 funds tracked by Wall St. Rank held Impinj as of Q3 2025.

Based on Summit Partners Public Asset Management's 13F filing for Q3 2025, filed 14 Nov 2025.