Primecap Management
MDB icon

Primecap Management’s MongoDB MDB Stock Holding History

Primecap 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 		$206M Sell
842,729
-5,550
-0.7% -$1.86M 0.16% 104
2025
Q4 		$356M Sell
848,279
-141,000
-14% -$51.3M 0.27% 78
2025
Q3 		$307M Sell
989,279
-56,440
-5% -$14.5M 0.24% 83
2025
Q2 		$220M Buy
1,045,719
+175,169
+20% +$32.4M 0.17% 104
2025
Q1 		$153M Buy
870,550
+780,200
+864% +$190M 0.13% 115
2024
Q4 		$21M Buy
90,350
+20,100
+29% +$5.68M 0.02% 234
2024
Q3 		$19M Sell
70,250
-450
-0.6% -$117K 0.01% 235
2024
Q2 		$17.7M Buy
70,700
+3,550
+5% +$1.12M 0.01% 232
2024
Q1 		$24.1M Buy
67,150
+3,450
+5% +$1.41M 0.02% 223
2023
Q4 		$26M Sell
63,700
-7,200
-10% -$2.73M 0.02% 222
2023
Q3 		$24.5M Sell
70,900
-3,800
-5% -$1.44M 0.02% 217
2023
Q2 		$30.7M Sell
74,700
-12,800
-15% -$3.73M 0.03% 208
2023
Q1 		$20.4M Buy
87,500
+725
+0.8% +$152K 0.02% 225
2022
Q4 		$17.1M Buy
86,775
+1,975
+2% +$352K 0.02% 226
2022
Q3 		$16.8M Hold
84,800
– – 0.02% 218
2022
Q2 		$22M Hold
84,800
– – 0.02% 214
2022
Q1 		$37.6M Hold
84,800
– – 0.03% 201
2021
Q4 		$44.9M Sell
84,800
-50,100
-37% -$25.7M 0.03% 199
2021
Q3 		$63.6M Sell
134,900
-8,000
-6% -$3.22M 0.04% 183
2021
Q2 		$51.7M Hold
142,900
– – 0.03% 195
2021
Q1 		$38.2M Sell
142,900
-11,100
-7% -$3.93M 0.03% 204
2020
Q4 		$55.3M Sell
154,000
-4,800
-3% -$1.34M 0.04% 180
2020
Q3 		$36.8M Buy
+158,800
New +$34.4M 0.03% 185

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

Primecap Management's MDB Position: Q1 2026 in Review

Primecap Management reduced its MongoDB (MDB) stake by 0.65% in Q1 2026, selling an estimated $1.86M and leaving 842,729 shares worth $206M. The position accounts for 0.16% of the portfolio, ranked #104.

Primecap Management first reported a position in MDB in Q3 2020 and has held it in 23 quarters since. The position peaked at $356M in Q4 2025. 811 funds tracked by Wall St. Rank hold MDB as of Q1 2026.

  • Primecap Management held 842,729 shares of MongoDB worth $206M as of Q1 2026.
  • Primecap Management sold 5,550 MongoDB shares in Q1 2026, an estimated $1.86M.
  • MongoDB made up 0.16% of Primecap Management's portfolio in Q1 2026, its #104 holding.
  • Primecap Management first reported a position in MongoDB in Q3 2020 and has held it in 23 quarters since.
  • Primecap Management's MongoDB position peaked at $356M in Q4 2025.
  • 811 funds tracked by Wall St. Rank held MongoDB as of Q1 2026.

Based on Primecap Management's 13F filing for Q1 2026, filed 11 May 2026.