Arrowstreet Capital
AMPL icon

Arrowstreet Capital’s Amplitude AMPL Stock Holding History

Arrowstreet Capital’s Portfolio AMPL Stock Details AMPL Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q3 		$29.8M Buy
2,148,553
+2,110,639
+5,567% +$24.4M 0.01% 694
2026
Q2 		$290K Sell
37,914
-538,387
-93% -$3.71M ﹤0.01% 1810
2026
Q1 		$3.93M Buy
+576,301
New +$4.76M ﹤0.01% 1228
2025
Q3 		– Sell
-418,090
Closed -$5.18M – 1848
2025
Q2 		$5.18M Buy
418,090
+391,193
+1,454% +$4.23M ﹤0.01% 1153
2025
Q1 		$274K Buy
+26,897
New +$318K ﹤0.01% 1705

Other funds holding AMPL

BlackRock
BlackRock New York $6.79T AUM 37.06% 1-Year Est. Return
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.21T AUM
Fidelity Investments
Fidelity Investments Boston, Massachusetts $2.32T AUM 44.66% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.76T AUM
Trigran Investments
Trigran Investments Northbrook, Illinois $529M AUM 34.08% 1-Year Est. Return
SC US (TTGP)
SC US (TTGP) Menlo Park, California $25.6B AUM 36.49% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.92T AUM 36.1% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.44T AUM 36.12% 1-Year Est. Return
Baillie Gifford & Co
Baillie Gifford & Co Edinburgh, United Kingdom $106B AUM 2.29% 1-Year Est. Return
JP Morgan Chase
JP Morgan Chase New York $1.84T AUM 33.86% 1-Year Est. Return

Arrowstreet Capital's AMPL Position: Q3 2026 in Review

Arrowstreet Capital increased its Amplitude (AMPL) stake by 5,567% in Q3 2026, buying an estimated $24.4M and bringing the position to 2,148,553 shares worth $29.8M. The position accounts for 0.01% of the portfolio, ranked #694.

Arrowstreet Capital first reported a position in AMPL in Q1 2025 and has held it in 5 quarters since. 163 funds tracked by Wall St. Rank hold AMPL as of Q3 2026.

  • Arrowstreet Capital held 2,148,553 shares of Amplitude worth $29.8M as of Q3 2026.
  • Arrowstreet Capital bought 2,110,639 Amplitude shares in Q3 2026, an estimated $24.4M.
  • Amplitude made up 0.01% of Arrowstreet Capital's portfolio in Q3 2026, its #694 holding.
  • Arrowstreet Capital first reported a position in Amplitude in Q1 2025 and has held it in 5 quarters since.
  • 163 funds tracked by Wall St. Rank held Amplitude as of Q3 2026.

Based on Arrowstreet Capital's 13F filing for Q3 2026, filed 13 Nov 2026.