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MDB · MongoDB, Inc.

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$430.83 +10.46 (+2.49%) At close · Aug 21
Market Cap
$34.65B
Shares
80.43M

Institutional ownership from SEC Form 13F filings. Investment managers with more than $100 million in U.S. equities must disclose their positions every quarter, within 45 days of quarter-end, so the holdings shown can lag the market by up to a quarter.

Holders: 874
Total Value: $28,921,464,479
Total Shares: 86,145,884

Institutional Ownership Trend

26 quarters

Holder Concentration

Across 874 13F filers · Δ vs Mar 31, 2026
Top Holder
7.4%
Sep 2023 → Jun 2026 · range 7.2% – 10.4%
+0.2 pts
Top 5
26.7%
Sep 2023 → Jun 2026 · range 24.6% – 35.4%
+2.1 pts
Top 10
39.3%
Sep 2023 → Jun 2026 · range 36.6% – 50.8%
+2.7 pts
HHI
221
Sep 2023 → Jun 2026 · range 203 – 352
Broadly held+18

Quarterly Activity

vs Mar 31, 2026
New
167
Increased
334
Decreased
273
Sold Out
114
Unchanged
100
Holder count: +53
Institutional value: +47.4%
Shares held: +7.4%

Top Buyers

vs Mar 31, 2026
Institution Added Now Holds Open

Top Sellers

vs Mar 31, 2026
Institution Sold Now Holds Open

Top New Positions

vs Mar 31, 2026
Institution Acquired Value (USD) Open

Top Sold-Out Positions

vs Mar 31, 2026
Institution Previously Held Last Value (USD) Open
Showing 100 of 942
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Holder Value (USD) % of 13F Shares Open
Key facts CIK 1441816 CUSIP 60937P106 13F (30d) 754 filings 719 filers Visit website Investor relations