Citadel Advisors’s MongoDB MDB Stock Holding History

Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake
Trade Value Portfolio Weight Portfolio Position
2026
Q1
$360M Buy
1,472,500
+502,800
+52% +$168M 0.06% 257
2025
Q4
$407M Sell
969,700
-210,700
-18% -$76.7M 0.06% 240
2025
Q3
$366M Buy
1,180,400
+57,900
+5% +$14.9M 0.06% 269
2025
Q2
$236M Sell
1,122,500
-211,700
-16% -$39.1M 0.04% 355
2025
Q1
$234M Buy
1,334,200
+97,400
+8% +$23.7M 0.04% 325
2024
Q4
$288M Buy
1,236,800
+243,000
+24% +$68.6M 0.05% 275
2024
Q3
$269M Sell
993,800
-54,900
-5% -$14.3M 0.05% 272
2024
Q2
$262M Buy
1,048,700
+349,500
+50% +$110M 0.05% 268
2024
Q1
$251M Sell
699,200
-177,600
-20% -$72.6M 0.05% 293
2023
Q4
$358M Sell
876,800
-97,900
-10% -$37.1M 0.07% 176
2023
Q3
$337M Buy
974,700
+170,600
+21% +$64.8M 0.07% 165
2023
Q2
$330M Sell
804,100
-163,900
-17% -$47.8M 0.07% 162
2023
Q1
$226M Sell
968,000
-1,137,000
-54% -$239M 0.05% 277
2022
Q4
$414M Buy
2,105,000
+451,400
+27% +$80.3M 0.1% 142
2022
Q3
$328M Buy
1,653,600
+707,000
+75% +$206M 0.07% 169
2022
Q2
$246M Buy
946,600
+349,200
+58% +$109M 0.06% 226
2022
Q1
$265M Buy
597,400
+134,100
+29% +$52.4M 0.05% 244
2021
Q4
$245M Buy
463,300
+34,300
+8% +$17.6M 0.05% 274
2021
Q3
$202M Buy
429,000
+74,500
+21% +$30M 0.04% 333
2021
Q2
$128M Buy
354,500
+79,300
+29% +$24.5M 0.03% 544
2021
Q1
$73.6M Sell
275,200
-132,200
-32% -$46.8M 0.02% 760
2020
Q4
$146M Buy
407,400
+80,000
+24% +$22.3M 0.04% 372
2020
Q3
$75.8M Sell
327,400
-6,000
-2% -$1.3M 0.02% 612
2020
Q2
$75.5M Sell
333,400
-17,600
-5% -$3.26M 0.03% 546
2020
Q1
$47.9M Sell
351,000
-57,100
-14% -$8.43M 0.02% 667
2019
Q4
$53.7M Buy
408,100
+59,400
+17% +$7.8M 0.02% 732
2019
Q3
$42M Sell
348,700
-78,900
-18% -$11.4M 0.02% 871
2019
Q2
$65M Buy
427,600
+184,900
+76% +$26.8M 0.03% 591
2019
Q1
$35.7M Buy
242,700
+133,100
+121% +$13.7M 0.02% 888
2018
Q4
$9.18M Sell
109,600
-4,500
-4% -$346K 0.01% 1998
2018
Q3
$9.3M Buy
114,100
+27,600
+32% +$1.84M ﹤0.01% 2184
2018
Q2
$4.29M Buy
+86,500
New +$3.88M ﹤0.01% 2964

Other funds holding MDB

Citadel Advisors's MDB Position: Q1 2026 in Review

Citadel Advisors reduced its MongoDB (MDB) stake by 35% in Q1 2026, selling an estimated $102M and leaving 557,057 shares worth $136M. The position accounts for 0.02% of the portfolio, ranked #633.

Citadel Advisors first reported a position in MDB in Q4 2017 and has held it in 31 quarters since. The position peaked at $362M in Q4 2025. 811 funds tracked by Wall St. Rank hold MDB as of Q1 2026.

  • Citadel Advisors held 557,057 shares of MongoDB worth $136M as of Q1 2026.
  • Citadel Advisors sold 304,660 MongoDB shares in Q1 2026, an estimated $102M.
  • MongoDB made up 0.02% of Citadel Advisors's portfolio in Q1 2026, its #633 holding.
  • Citadel Advisors first reported a position in MongoDB in Q4 2017 and has held it in 31 quarters since.
  • Citadel Advisors's MongoDB position peaked at $362M in Q4 2025.
  • 811 funds tracked by Wall St. Rank held MongoDB as of Q1 2026.

Based on Citadel Advisors's 13F filing for Q1 2026, filed 15 May 2026.