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MongoDB
MDB

663 hedge funds and large institutions have $12.2B invested in MongoDB in 2025 Q1 according to their latest regulatory filings, with 102 funds opening new positions, 276 increasing their positions, 205 reducing their positions, and 142 closing their positions.

New
Increased
Maintained
Reduced
Closed

50% more funds holding in top 10

Funds holding in top 10: 8 → 12 (+4)

35% more repeat investments, than reductions

Existing positions increased: 276 | Existing positions reduced: 205

2.47% less ownership

Funds ownership: 88.22% → 85.75% (-2.5%)

7% less funds holding

Funds holding: 712 → 663 (-49)

20% less capital invested

Capital invested by funds: $15.3B → $12.2B (-$3.11B)

28% less first-time investments, than exits

New positions opened: 102 | Existing positions closed: 142

30% less call options, than puts

Call options by funds: $1.21B | Put options by funds: $1.73B

Holders
663
Holders Change
-49
Holders Change %
-6.88%
% of All Funds
8.89%
Holding in Top 10
12
Holding in Top 10 Change
+4
Holding in Top 10 Change %
+50%
% of All Funds
0.16%
New
102
Increased
276
Reduced
205
Closed
142
Calls
$1.21B
Puts
$1.73B
Net Calls
-$528M
Net Calls Change
+$507M

Top Buyers

1
Fidelity International
Fidelity International
Bermuda
+$397M
2
SIM
SRS Investment Management
New York
+$340M
3
Point72 Asset Management
Point72 Asset Management
Connecticut
+$282M
4
JCAM
Jericho Capital Asset Management
New York
+$224M
5
Primecap Management
Primecap Management
California
+$190M

Top Sellers

1
Fidelity Investments
Fidelity Investments
Massachusetts
-$582M
2
Franklin Resources
Franklin Resources
California
-$204M
3
BlackRock
BlackRock
New York
-$198M
4
T. Rowe Price Associates
T. Rowe Price Associates
Maryland
-$191M
5
Macquarie Group
Macquarie Group
Australia
-$119M
Name Holding Trade Value Shares
Change 		Change in
Stake
Canada Pension Plan Investment Board
26
Canada Pension Plan Investment Board
Ontario, Canada
$117M +$51.4M +211,023 +46%
Bank of New York Mellon
27
Bank of New York Mellon
New York
$117M -$4.56M -18,731 -3%
Invesco
28
Invesco
Georgia
$112M -$44.3M -181,894 -22%
Swedbank
29
Swedbank
Sweden
$108M +$3.19M +13,100 +2%
Millennium Management
30
Millennium Management
New York
$99.8M +$22.1M +90,862 +19%
Acadian Asset Management
31
Acadian Asset Management
Massachusetts
$98.6M +$88.4M +362,705 +182%
BNP Paribas Asset Management
32
BNP Paribas Asset Management
France
$98.3M -$2.95M -12,109 -2%
Alyeska Investment Group
33
Alyeska Investment Group
Illinois
$97.5M +$110M +450,336 +426%
Marshall Wace
34
Marshall Wace
United Kingdom
$89M +$8.11M +33,282 +7%
T. Rowe Price Investment Management
35
T. Rowe Price Investment Management
Maryland
$88.9M -$433K -1,776 -0.3%
FCM
36
Frontier Capital Management
Massachusetts
$84.9M +$35.2M +144,622 +43%
Goldman Sachs
37
Goldman Sachs
New York
$84.4M -$4.32M -17,737 -4%
Northern Trust
38
Northern Trust
Illinois
$83.8M +$2.39M +9,802 +2%
Royal Bank of Canada
39
Royal Bank of Canada
Ontario, Canada
$79.6M +$10.4M +42,826 +10%
Legal & General Group
40
Legal & General Group
United Kingdom
$79.6M +$9.27M +38,052 +9%
Barclays
41
Barclays
United Kingdom
$79M +$19.3M +79,308 +21%
William Blair & Company
42
William Blair & Company
Illinois
$78.4M +$18.7M +76,568 +21%
WRCM
43
Whale Rock Capital Management
Massachusetts
$72.4M +$101M +412,974 New
Capital World Investors
44
Capital World Investors
California
$72.1M +$44M +180,418 +78%
GGHC
45
Gilder Gagnon Howe & Co
New York
$70M +$8.39M +34,449 +9%
Capital Research Global Investors
46
Capital Research Global Investors
California
$67M -$41.6M -170,835 -31%
Assenagon Asset Management
47
Assenagon Asset Management
Luxembourg
$64.8M +$17.6M +72,424 +24%
Raymond James Financial
48
Raymond James Financial
Florida
$63.7M -$6.14M -25,200 -6%
Pictet Asset Management
49
Pictet Asset Management
Switzerland
$60.8M -$2.46M -10,093 -3%
Citigroup
50
Citigroup
New York
$60.5M +$18.9M +77,369 +29%
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MDB Hedge Fund Activity: Q1 2025 in Review

663 of the 7,457 institutional investors tracked by Wall St. Rank reported a position in MongoDB (MDB) for Q1 2025, worth a combined $12.2B — down 20% from $15.3B a quarter earlier.

Sellers outnumbered buyers: 142 funds closed out of MDB and 102 opened new positions — a net loss of 40 holders — while 205 trimmed existing stakes and 276 added.

The largest buyer was Fidelity International, opening a new position worth an estimated $397M. The largest seller was Fidelity Investments, cutting an estimated $582M.

  • 663 institutional investors held MongoDB (MDB) as of Q1 2025, down from 712 in Q4 2024.
  • Funds reported $12.2B of MongoDB stock for Q1 2025, down 20% quarter-over-quarter.
  • 102 funds opened new MongoDB positions in Q1 2025 and 142 closed out, a net change of -40 holders.
  • The largest MongoDB buyer in Q1 2025 was Fidelity International, an estimated $397M added.
  • The largest MongoDB seller in Q1 2025 was Fidelity Investments, an estimated $582M sold.

Based on aggregated 13F filings for Q1 2025.