Magnetar Financial’s Amplitude AMPL Stock Holding History

Magnetar Financial’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	–	Sell	-33,105	Closed	-$226K	–	1156
2026 Q1	$226K	Buy	33,105 +22,550	+214%	+$186K	﹤0.01%	857
2025 Q4	$122K	Buy	+10,555	New	+$111K	﹤0.01%	842

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

Magnetar Financial's AMPL Position: Q2 2026 in Review

Magnetar Financial sold out of Amplitude (AMPL) in Q2 2026, closing a stake of 33,105 shares — an estimated $226K sold.

Magnetar Financial first reported a position in AMPL in Q4 2025 and held it in 2 quarters. The position peaked at $226K in Q1 2026. 203 funds tracked by Wall St. Rank hold AMPL as of Q2 2026.

Magnetar Financial reported no remaining Amplitude position as of Q2 2026 after selling out during the quarter.
Magnetar Financial sold 33,105 Amplitude shares in Q2 2026, an estimated $226K.
Magnetar Financial first reported a position in Amplitude in Q4 2025 and held it in 2 quarters.
Magnetar Financial's Amplitude position peaked at $226K in Q1 2026.
203 funds tracked by Wall St. Rank held Amplitude as of Q2 2026.

Based on Magnetar Financial's 13F filing for Q2 2026, filed 14 Aug 2026.