MDBMongoDB, Inc.

$385.97+19% 1Y

Who owns MDB

854 institutions reported holding MDB for 2026Q2, together 91% of the company, more than the 804 a quarter earlier.

854

Institutions reporting a position · as of 2026Q2 · up from 804 the quarter before

Shares held by institutions
74.2M

Shares held by institutions · 91% of the company · long US equity positions only, as reported on Form 13F

Reported value
$24.9B

Reported value · at Jun 30, 2026 prices, not today's

Top 5 holders
29%

Top 5 holders · of the whole company, between five filers

Details›
Reporting quarter2026-06-30
2026Q2
Quarters on record
35
New positions
164
Positions exited
112
Added to
303
Reduced
257
Top 10 holdersof the company
38%
Shares sold shortsettled Sep 15, 2026
2.9M
Short interestof shares outstanding
3.5%
Days to coverat the average daily volume
1.1
Change in the short positionsince the Aug 31, 2026 count
−2.3%
Institutional ownership by quarter, 2017Q4 to 2026Q2
QuarterFilersSharesReported value
2026Q285474.2M$24.9B
2026Q180471.3M$17.5B
2025Q489672.6M$30.4B
2025Q376474.1M$22.7B
2025Q268069.0M$14.5B
2025Q165368.8M$12.1B
2024Q470365.6M$15.3B
2024Q365767.0M$18.1B
2024Q265467.9M$17.0B
2024Q172265.5M$23.5B
2023Q473864.5M$26.3B
2023Q366164.4M$22.3B
2023Q265363.8M$26.1B
2023Q152363.3M$14.8B
2022Q451962.1M$12.2B
2022Q350462.0M$12.3B
Largest reported holders, 2026Q2
HolderShares% of companyValue
VANGUARD GROUP INC8.7M11%$2.93B
BlackRock Inc.6.3M7.8%$2.13B
FMR LLC3.7M4.5%$1.23B
DZ BANK AG Deutsche Zentral Genossenschafts Bank, Frankfurt am Main2.5M3.1%$845M
PRICE T ROWE ASSOCIATES INC /MD/2.1M2.5%$697M
STATE STREET CORP1.9M2.4%$650M
GEODE CAPITAL MANAGEMENT LLC1.6M1.9%$521M
AQR CAPITAL MANAGEMENT LLC1.5M1.8%$505M
NORGES BANK1.4M1.7%$472M
MASSACHUSETTS FINANCIAL SERVICES CO /MA/1.3M1.5%$427M
Short interest by settlement date, Aug 29, 2025 to Sep 15, 2026
SettlementShares shortOf shares outstandingDays to cover
Sep 15, 20262.9M3.5%1.1
Aug 31, 20262.9M3.6%2.3
Aug 14, 20262.8M3.5%1.7
Jul 31, 20262.6M3.2%2.1
Jul 15, 20262.8M3.5%2.0
Jun 30, 20263.9M4.8%2.1
Jun 15, 20263.8M4.7%1.8
May 29, 20263.6M4.4%1.0
May 15, 20263.9M4.8%2.4
Apr 30, 20263.4M4.2%2.3
Apr 15, 20263.2M4.0%1.9
Mar 31, 20263.0M3.6%2.2

SEC Form 13F data sets (DERA bulk files). 13F is quarterly, filed up to 45 days late, and covers long US equity positions only, no shorts, no derivatives, nothing held below the reporting threshold. The short position is FINRA's consolidated count for each twice-monthly settlement date, as a share of shares outstanding.

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