1 tracked superinvestor hold MONGODB INC (MDB), worth $254M combined, led by Mason Morfit. Smart money is trimming MDB as of the latest 13F filings.
Current price
$362.87
MongoDB, Inc. provides general purpose database platform worldwide. The company offers MongoDB Enterprise Advanced, a commercial database server for enterprise customers to run in the cloud, on-premise, or in a hybrid environment; MongoDB Atlas, a hosted multi-cloud database-as-a-service solution; and Community Server, a free-to-download version of its database, which includes the functionality…
Market cap
$21.2B
P/E
-302.83
Div yield
—
Revenue YoY
—
Analyst target
—
Snapshot for context. For deep analysis use a stock screener — this page is about who owns it.
Superinvestors holding
1
tracked 13F / N-PORT funds
Combined value
$254M
disclosed long exposure
Tier-1 conviction
1
concentrated holders
Net this quarter
-1
0 buying · 1 selling
Smart money is net reducing MDB: 1 funds trimmed versus 0 adding.
MONGODB INC (MDB) is held by 1 tracked funds worth $254M combined, 1 of them concentrated Tier-1 managers whose positions carry real conviction.
The largest position belongs to Mason Morfit at 4.4% of their book — no single tracked manager treats it as an outsized, top-weighted bet.
No tracked fund opened a new position this quarter; 0 added and 1 trimmed, a net reduction.
| Investor | Move | % of their portfolio | Position value |
|---|---|---|---|
| Trimmed | 4.4% | $254M |
Tier badge = signal quality: 1 concentrated conviction · 2 quant/multi (context) · 3 retail & diversified. Only Tier 1 holdings feed the consensus signal.
Which superinvestors own MDB?
1 tracked funds hold MONGODB INC (MDB), the largest being Mason Morfit (ValueAct Capital) at 4.4% of its 13F portfolio. 1 of them are concentrated Tier-1 conviction managers.
Is smart money buying or selling MDB?
In the most recent 13F quarter, 0 tracked funds added or opened MDB and 1 trimmed it.
How much MDB do tracked funds hold?
Combined disclosed long exposure to MDB across tracked superinvestors is $254M as of the Mar 2026 filings.
Holdings aggregated from the latest SEC 13F & N-PORT filings via FMP · Mar 2026 quarter. Long equity positions only, reported with up to a 45-day delay — for activity between filings see real-time moves. Not financial advice.