Woodline Partners’s Amplitude AMPL Stock Holding History

Woodline Partners’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 Q2	$318K	Buy	+41,555	New	+$287K	﹤0.01%	993
2026 Q1	–	Sell	-53,063	Closed	-$614K	–	1028
2025 Q4	$614K	Buy	53,063 +15,138	+40%	+$159K	﹤0.01%	887
2025 Q3	$407K	Buy	+37,925	New	+$450K	﹤0.01%	849
2025 Q1	–	Sell	-13,078	Closed	-$138K	–	904
2024 Q4	$138K	Sell	13,078 -81,145	-86%	-$812K	﹤0.01%	913
2024 Q3	$845K	Sell	94,223 -419	-0.4%	-$3.57K	0.01%	516
2024 Q2	$842K	Buy	+94,642	New	+$889K	0.01%	472
2023 Q4	–	Sell	-16,645	Closed	-$193K	–	476
2023 Q3	$193K	Buy	+16,645	New	+$193K	﹤0.01%	556

Other funds holding AMPL

Wellington Management Group Boston, Massachusetts $580B AUM 38.23% 1-Year Est. Return

BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return

Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM

Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return

Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM

SUT

SC US (TTGP) Menlo Park, California $31.9B AUM 28.45% 1-Year Est. Return

State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return

Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return

Trigran Investments Northbrook, Illinois $545M AUM 56.2% 1-Year Est. Return

Baillie Gifford & Co Edinburgh, United Kingdom $110B AUM 4.8% 1-Year Est. Return

Woodline Partners's AMPL Position: Q2 2026 in Review

Woodline Partners opened a new position in Amplitude (AMPL) in Q2 2026: 41,555 shares worth $318K. The stake represents ﹤0.01% of the portfolio and ranks #993 among its holdings. This is a return to the name: Woodline Partners previously reported a position in AMPL as recently as Q4 2025.

Woodline Partners first reported a position in AMPL in Q3 2023 and has held it in 7 quarters since. The position peaked at $845K in Q3 2024. 203 funds tracked by Wall St. Rank hold AMPL as of Q2 2026.

Woodline Partners held 41,555 shares of Amplitude worth $318K as of Q2 2026.
Amplitude was a new Woodline Partners position in Q2 2026.
Amplitude made up ﹤0.01% of Woodline Partners's portfolio in Q2 2026, its #993 holding.
Woodline Partners first reported a position in Amplitude in Q3 2023 and has held it in 7 quarters since.
Woodline Partners's Amplitude position peaked at $845K in Q3 2024.
203 funds tracked by Wall St. Rank held Amplitude as of Q2 2026.

Based on Woodline Partners's 13F filing for Q2 2026, filed 14 Aug 2026.