Simplex Trading
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Simplex Trading’s MongoDB MDB Stock Holding History

Simplex Trading’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
2025
Q3 		– Sell
-24,049
Closed -$6.18M – 9627
2025
Q2 		$5.05M Buy
+24,049
New +$4.45M ﹤0.01% 1331
2024
Q3 		– Sell
-13,683
Closed -$3.55M – 9123
2024
Q2 		$3.42M Buy
13,683
+9,365
+217% +$2.96M ﹤0.01% 1715
2024
Q1 		$1.55M Sell
4,318
-35,929
-89% -$14.7M ﹤0.01% 2663
2023
Q4 		$16.5M Buy
40,247
+26,073
+184% +$9.89M 0.01% 805
2023
Q3 		$4.9M Buy
14,174
+14,024
+9,349% +$5.32M ﹤0.01% 1368
2023
Q2 		$61K Sell
150
-48,168
-100% -$14M ﹤0.01% 5625
2023
Q1 		$11.3M Buy
48,318
+45,528
+1,632% +$9.55M 0.01% 833
2022
Q4 		$549K Sell
2,790
-11,179
-80% -$1.99M ﹤0.01% 3070
2022
Q3 		$2.77M Sell
13,969
-3,045
-18% -$889K ﹤0.01% 1686
2022
Q2 		$4.42M Buy
17,014
+8,823
+108% +$2.76M ﹤0.01% 1228
2022
Q1 		$3.63M Sell
8,191
-5,325
-39% -$2.08M ﹤0.01% 1522
2021
Q4 		$7.15M Buy
13,516
+6,242
+86% +$3.2M 0.01% 983
2021
Q3 		$2.6M Sell
7,274
-435
-6% -$175K ﹤0.01% 1828
2021
Q2 		$2.79M Buy
7,709
+2,519
+49% +$779K ﹤0.01% 1761
2021
Q1 		$1.39M Sell
5,190
-7,777
-60% -$2.76M ﹤0.01% 2043
2020
Q4 		$0 Sell
12,967
-4,254
-25% -$1.19M ﹤0.01% 8779
2020
Q3 		$0 Buy
17,221
+2,599
+18% +$563K ﹤0.01% 8175
2020
Q2 		$3.31M Sell
14,622
-5,388
-27% -$998K 0.01% 1120
2020
Q1 		$2.73M Buy
+20,010
New +$2.95M ﹤0.01% 1053
2019
Q4 		– Sell
-21,154
Closed -$2.78M – 7680
2019
Q3 		$2.55M Buy
21,154
+15,830
+297% +$2.28M 0.01% 1142
2019
Q2 		$809K Sell
5,324
-26,611
-83% -$3.86M ﹤0.01% 2098
2019
Q1 		$4.7M Buy
31,935
+28,995
+986% +$2.98M 0.01% 722
2018
Q4 		$246K Sell
2,940
-24,571
-89% -$1.89M ﹤0.01% 2923
2018
Q3 		$2.24M Buy
27,511
+27,335
+15,531% +$1.82M 0.01% 1157
2018
Q2 		$8K Buy
+176
New +$7.9K ﹤0.01% 6467

Other funds holding MDB

BlackRock
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
Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return
T. Rowe Price Associates
T. Rowe Price Associates Baltimore, Maryland $865B AUM 30.76% 1-Year Est. Return
DZ Bank
DZ Bank Frankfurt Am Main, Germany $113B AUM 36.92% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
AQR Capital Management
AQR Capital Management Greenwich, Connecticut $218B AUM 29.41% 1-Year Est. Return
Artisan Partners
Artisan Partners Milwaukee, Wisconsin $62.3B AUM 26.25% 1-Year Est. Return

Simplex Trading's MDB Position: Q3 2025 in Review

Simplex Trading sold out of MongoDB (MDB) in Q3 2025, closing a stake of 24,049 shares — an estimated $6.18M sold.

Simplex Trading first reported a position in MDB in Q2 2018 and held it in 25 quarters. The position peaked at $16.5M in Q4 2023. 777 funds tracked by Wall St. Rank hold MDB as of Q3 2025.

  • Simplex Trading reported no remaining MongoDB position as of Q3 2025 after selling out during the quarter.
  • Simplex Trading sold 24,049 MongoDB shares in Q3 2025, an estimated $6.18M.
  • Simplex Trading first reported a position in MongoDB in Q2 2018 and held it in 25 quarters.
  • Simplex Trading's MongoDB position peaked at $16.5M in Q4 2023.
  • 777 funds tracked by Wall St. Rank held MongoDB as of Q3 2025.

Based on Simplex Trading's 13F filing for Q3 2025, filed 12 Nov 2025.