George Soros’s MongoDB MDB Stock Holding History

George Soros’s Portfolio MDB Stock Details MDB Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q1	–	Sell	-28,373	Closed	-$11.9M	–	300
2025 Q4	$11.9M	Sell	28,373 -7,145	-20%	-$2.6M	0.14%	129
2025 Q3	$11M	Buy	+35,518	New	+$9.13M	0.16%	117
2023 Q3	–	Sell	-2,500	Closed	-$1.03M	–	234
2023 Q2	$1.03M	Buy	+2,500	New	+$729K	0.02%	164

Other funds holding MDB

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

Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM

Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM

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

T. Rowe Price Associates Baltimore, Maryland $999B AUM 46.22% 1-Year Est. Return

DZ Bank Frankfurt Am Main, Germany $130B AUM 46.38% 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

AQR Capital Management Greenwich, Connecticut $287B AUM 42.33% 1-Year Est. Return

Artisan Partners Milwaukee, Wisconsin $63.1B AUM 35.51% 1-Year Est. Return

George Soros's MDB Position: Q1 2026 in Review

George Soros sold out of MongoDB (MDB) in Q1 2026, closing a stake of 28,373 shares — an estimated $11.9M sold.

George Soros first reported a position in MDB in Q2 2023 and held it in 3 quarters. The position peaked at $11.9M in Q4 2025. 815 funds tracked by Wall St. Rank hold MDB as of Q1 2026.

George Soros reported no remaining MongoDB position as of Q1 2026 after selling out during the quarter.
George Soros sold 28,373 MongoDB shares in Q1 2026, an estimated $11.9M.
George Soros first reported a position in MongoDB in Q2 2023 and held it in 3 quarters.
George Soros's MongoDB position peaked at $11.9M in Q4 2025.
815 funds tracked by Wall St. Rank held MongoDB as of Q1 2026.

Based on Soros Fund Management's 13F filing for Q1 2026, filed 15 May 2026.