Soros Fund Management’s MongoDB MDB Stock Holding History

Soros Fund Management’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 $5.72T AUM 30.48% 1-Year Est. Return

VPM

Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM

VCM

Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM

Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return

T. Rowe Price Associates Baltimore, Maryland $865B AUM 30.76% 1-Year Est. Return

DZ Bank Frankfurt Am Main, Germany $113B AUM 36.92% 1-Year Est. Return

State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return

Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return

AQR Capital Management Greenwich, Connecticut $218B AUM 29.41% 1-Year Est. Return

Artisan Partners Milwaukee, Wisconsin $62.3B AUM 26.25% 1-Year Est. Return

Soros Fund Management's MDB Position: Q1 2026 in Review

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

Soros Fund Management first reported a position in MDB in Q2 2023 and held it in 3 quarters. The position peaked at $11.9M in Q4 2025. 811 funds tracked by Wall St. Rank hold MDB as of Q1 2026.

Soros Fund Management reported no remaining MongoDB position as of Q1 2026 after selling out during the quarter.
Soros Fund Management sold 28,373 MongoDB shares in Q1 2026, an estimated $11.9M.
Soros Fund Management first reported a position in MongoDB in Q2 2023 and held it in 3 quarters.
Soros Fund Management's MongoDB position peaked at $11.9M in Q4 2025.
811 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.