Fidelity Investments’s MongoDB MDB Stock Holding History

Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake
Trade Value Portfolio Weight Portfolio Position
2026
Q2
$1.23B Buy
3,660,780
+1,467,897
+67% +$440M 0.05% 264
2026
Q1
$537M Sell
2,192,883
-187,571
-8% -$62.7M 0.03% 485
2025
Q4
$999M Buy
2,380,454
+394,829
+20% +$144M 0.05% 302
2025
Q3
$616M Buy
1,985,625
+987,736
+99% +$254M 0.03% 422
2025
Q2
$210M Sell
997,889
-94,410
-9% -$17.5M 0.01% 799
2025
Q1
$192M Sell
1,092,299
-2,387,946
-69% -$582M 0.01% 817
2024
Q4
$810M Sell
3,480,245
-1,385,392
-28% -$391M 0.05% 311
2024
Q3
$1.32B Sell
4,865,637
-234,240
-5% -$60.9M 0.08% 205
2024
Q2
$1.27B Buy
5,099,877
+162,581
+3% +$51.3M 0.08% 194
2024
Q1
$1.77B Sell
4,937,296
-122,906
-2% -$50.2M 0.12% 140
2023
Q4
$2.07B Buy
5,060,202
+90,626
+2% +$34.4M 0.16% 102
2023
Q3
$1.72B Sell
4,969,576
-377,644
-7% -$143M 0.15% 115
2023
Q2
$2.2B Buy
5,347,220
+290,003
+6% +$84.6M 0.18% 90
2023
Q1
$1.18B Buy
5,057,217
+541,354
+12% +$114M 0.11% 174
2022
Q4
$889M Sell
4,515,863
-25,514
-0.6% -$4.54M 0.09% 223
2022
Q3
$902M Buy
4,541,377
+1,113,249
+32% +$325M 0.09% 194
2022
Q2
$890M Sell
3,428,128
-774,507
-18% -$242M 0.09% 206
2022
Q1
$1.86B Sell
4,202,635
-911,265
-18% -$356M 0.15% 116
2021
Q4
$2.71B Buy
5,113,900
+584,211
+13% +$299M 0.2% 78
2021
Q3
$2.14B Buy
4,529,689
+587,592
+15% +$237M 0.17% 97
2021
Q2
$1.43B Sell
3,942,097
-683,657
-15% -$211M 0.11% 150
2021
Q1
$1.24B Sell
4,625,754
-813,009
-15% -$288M 0.11% 177
2020
Q4
$1.95B Sell
5,438,763
-121,553
-2% -$33.9M 0.17% 103
2020
Q3
$1.29B Sell
5,560,316
-92,538
-2% -$20.1M 0.13% 136
2020
Q2
$1.28B Sell
5,652,854
-374,872
-6% -$69.4M 0.14% 128
2020
Q1
$823M Sell
6,027,726
-1,063,811
-15% -$157M 0.11% 163
2019
Q4
$933M Buy
7,091,537
+96,952
+1% +$12.7M 0.1% 183
2019
Q3
$843M Buy
6,994,585
+1,973,755
+39% +$285M 0.1% 195
2019
Q2
$764M Buy
5,020,830
+360,956
+8% +$52.4M 0.09% 217
2019
Q1
$685M Sell
4,659,874
-615,183
-12% -$63.1M 0.08% 240
2018
Q4
$442M Buy
5,275,057
+586,841
+13% +$45.1M 0.06% 315
2018
Q3
$382M Buy
4,688,216
+2,419,731
+107% +$161M 0.04% 421
2018
Q2
$113M Buy
2,268,485
+2,240,433
+7,987% +$101M 0.01% 899
2018
Q1
$1.22M Sell
28,052
-108,665
-79% -$3.51M ﹤0.01% 2424
2017
Q4
$4.06M Buy
+136,717
New +$4M ﹤0.01% 2213

Other funds holding MDB

Fidelity Investments's MDB Position: Q2 2026 in Review

Fidelity Investments increased its MongoDB (MDB) stake by 67% in Q2 2026, buying an estimated $440M and bringing the position to 3,660,780 shares worth $1.23B. The position accounts for 0.05% of the portfolio, ranked #264.

Fidelity Investments first reported a position in MDB in Q4 2017 and has held it in 35 quarters since. The position peaked at $2.71B in Q4 2021. 867 funds tracked by Wall St. Rank hold MDB as of Q2 2026.

  • Fidelity Investments held 3,660,780 shares of MongoDB worth $1.23B as of Q2 2026.
  • Fidelity Investments bought 1,467,897 MongoDB shares in Q2 2026, an estimated $440M.
  • MongoDB made up 0.05% of Fidelity Investments's portfolio in Q2 2026, its #264 holding.
  • Fidelity Investments first reported a position in MongoDB in Q4 2017 and has held it in 35 quarters since.
  • Fidelity Investments's MongoDB position peaked at $2.71B in Q4 2021.
  • 867 funds tracked by Wall St. Rank held MongoDB as of Q2 2026.

Based on Fidelity Investments's 13F filing for Q2 2026, filed 13 Aug 2026.