MongoDB, Inc. hedge fund holdings
MDBNASDAQ$357.96+6.23 (+1.77%)as of Oct 2, 2026
Every quarter, large institutional investment managers with over $100M in U.S.-listed assets under management disclose their U.S. equity holdings through 13F filings. Read together, those filings show which businesses professional capital is moving into and out of.
Price vs funds buying and selling
MDB · close · 13FReported Aug 14, 2026Price vs funds buying and selling data
Showing the 1Y range: Oct 2, 2025 to Oct 2, 2026. Price (+9.7%). 0 fund reports plotted in this window as 0 markers; nearby trades of the same kind are grouped.
| Date | Category | Person | Role | Action | Amount | Change in holding |
|---|
Funds buying · new + increased
Funds selling · reduced + closed
Net buyers vs sellers
Buying = new + increased; selling = reduced + closed. Counts exclude position changes under 5% of the fund's holding last quarter.Price and fund activity data
| Quarter | Funds buying | Funds selling | Bought | Sold | Filers | Reported |
|---|---|---|---|---|---|---|
| Q2 2025 | 322 | 267 | $2.94B | $2.94B | 644 | Aug 14, 2025 |
| Q3 2025 | 349 | 275 | $6.11B | $4.25B | 734 | Nov 14, 2025 |
| Q4 2025 | 378 | 267 | $4.3B | $5.32B | 866 | Feb 14, 2026 |
| Q1 2026 | 362 | 353 | $2.35B | $2.4B | 778 | May 15, 2026 |
| Q2 2026 | 389 | 290 | $4.13B | $3.67B | 816 | Aug 14, 2026 |
Quarterly action breakdown
Q2 2026
816 filersNew position
135$608M+1.81M sh
Increased
254$3.52B+10.5M sh
Reduced
194-$2.98B-8.88M sh
Out / sold
96-$686M-2.04M sh
Last 4 quarters · free
Reported Aug 14, 2026
| Fund | Action | Change in dollar | Value | % of portfolio | Reported |
|---|---|---|---|---|---|
| ValueAct Holdings, L.P. | Reduce 84.03% | -$293M | $55.7M | 0.99% | Aug 14, 2026 |
| Artisan Partners Limited Partnership | Reduce 67.88% | -$280M | $132M | 0.21% | Aug 13, 2026 |
| Jericho Capital Asset Management L.P. | Sell 100% | -$244M | $0 | 0.00% | Aug 14, 2026 |
| FIL Ltd | Added 127.80% | +$199M | $355M | 0.26% | Aug 13, 2026 |
| DZ BANK AG Deutsche Zentral Genossenschafts Bank, Frankfurt am Main | Added 28.76% | +$189M | $845M | 0.65% | Aug 14, 2026 |
| Kinetic Partners Management, LP | Added 1023.59% | +$128M | $140M | 3.35% | Aug 14, 2026 |
| Massachusetts Financial Services Co | Added 41.71% | +$126M | $427M | 0.14% | Aug 3, 2026 |
| Polar Capital Holdings Plc | Added 108.31% | +$120M | $231M | 0.55% | Aug 14, 2026 |
| Wellington Management Group LLP | Reduce 37.48% | -$114M | $190M | 0.03% | Aug 14, 2026 |
| Robeco Institutional Asset Management B.V. | Reduce 69.69% | -$110M | $47.7M | 0.06% | Jul 21, 2026 |
| Artemis Investment Management LLP | New Buy | +$107M | $107M | 0.95% | Jul 23, 2026 |
| SRS Investment Management, LLC | Added 40.17% | +$71.1M | $248M | 2.29% | Aug 14, 2026 |
| Congress Asset Management Co | Added 69.34% | +$70.3M | $172M | 1.06% | Jul 7, 2026 |
| Avala Global LP | Reduce 77.63% | -$70.2M | $20.2M | 0.75% | Aug 14, 2026 |
| Fred Alger Management, LLC | Reduce 46.94% | -$69.2M | $78.2M | 0.26% | Aug 14, 2026 |
| Harel Insurance Investments & Financial Services Ltd. | Added 34.45% | +$63.6M | $248M | 1.21% | Jul 29, 2026 |
| Soma Equity Partners LP | New Buy | +$53.4M | $53.4M | 3.72% | Aug 14, 2026 |
| Worldquant Millennium Advisors LLC | Reduce 93.15% | -$53.2M | $3.92M | 0.01% | Aug 14, 2026 |
| Champlain Investment Partners, LLC | Reduce 65.67% | -$49.2M | $25.7M | 0.66% | Aug 12, 2026 |
| Natixis Advisors, LLC | Added 306.86% | +$49M | $64.9M | 0.07% | Aug 14, 2026 |
| Capital Impact Advisors, LLC | Added 546.51% | +$42M | $49.7M | 2.79% | Aug 7, 2026 |
| Frontier Capital Management Co LLC | Added 55.89% | +$40.2M | $112M | 1.05% | Aug 14, 2026 |
| Migdal Insurance & Financial Holdings Ltd. | New Buy | +$40M | $40M | 0.26% | Aug 10, 2026 |
| Eminence Capital, LP | Sell 100% | -$39.9M | $0 | Not reported | Jul 6, 2026 |
| Ardmore Road Asset Management LP | New Buy | +$38.3M | $38.3M | 2.25% | Aug 14, 2026 |
| 1832 Asset Management L.P. | Reduce 28.57% | -$36.2M | $90.5M | 0.05% | Aug 13, 2026 |
| Lead Edge Capital Management, LLC | Reduce 62.05% | -$35.5M | $21.7M | 3.95% | Aug 14, 2026 |
| Eurizon Capital SGR S.p.A. | Added 49.32% | +$35.4M | $107M | 0.29% | Jul 29, 2026 |
| Defiance ETFs, LLC | Added 93.81% | +$33.3M | $68.7M | 0.93% | Aug 14, 2026 |
| Ci Investments Inc. | Reduce 45.87% | -$32.9M | $38.8M | 0.12% | Aug 13, 2026 |
| Nomura Asset Management Co Ltd | Added 54.88% | +$31.7M | $89.3M | 0.19% | Aug 13, 2026 |
| Pictet Asset Management Holding SA | Reduce 22.81% | -$29.9M | $101M | 0.10% | Jul 30, 2026 |
| Ensign Peak Advisors, Inc | Reduce 28.88% | -$26.8M | $66.1M | 0.11% | Aug 14, 2026 |
| Danica Pension, Livsforsikringsaktieselskab | Added 45.97% | +$26.6M | $84.5M | 1.35% | Aug 10, 2026 |
| Healthcare of Ontario Pension Plan Trust Fund | Reduce 99.01% | -$25.4M | $255K | 0.00% | Aug 13, 2026 |
| Benchstone Capital Management LP | New Buy | +$25.2M | $25.2M | 3.05% | Aug 14, 2026 |
| Vinva Investment Management Ltd | Added 164.58% | +$24.9M | $40M | 0.27% | Aug 14, 2026 |
| T. Rowe Price Investment Management, Inc. | Reduce 9.72% | -$21.7M | $202M | 0.13% | Aug 14, 2026 |
| CenterBook Partners LP | Reduce 98.67% | -$21.4M | $289K | 0.01% | Aug 11, 2026 |
| Blair William & Co | Reduce 23.09% | -$21M | $70M | 0.18% | Aug 11, 2026 |
| KBC Group NV | Reduce 37.13% | -$21M | $35.5M | 0.08% | Aug 5, 2026 |
| Quantinno Capital Management LP | Added 33.75% | +$19M | $75.4M | 0.09% | Aug 13, 2026 |
| Delta Global Management LP | Reduce 98.45% | -$18.7M | $295K | 0.03% | Aug 13, 2026 |
| Meridiem Capital Partners LP | New Buy | +$17.9M | $17.9M | 0.80% | Aug 14, 2026 |
| Eventide Asset Management, LLC | Added 84.31% | +$17.7M | $38.6M | 0.52% | Aug 14, 2026 |
| Caisse de depot et placement du Quebec | Added 136.03% | +$17.4M | $30.2M | 0.04% | Aug 14, 2026 |
| Light Street Capital Management, LLC | New Buy | +$16.8M | $16.8M | 1.86% | Aug 14, 2026 |
| Nishkama Capital, LLC | New Buy | +$16.6M | $16.6M | 0.51% | Aug 14, 2026 |
| Sora Investors LLC | Reduce 82.96% | -$16.4M | $3.37M | 0.26% | Aug 14, 2026 |
| Tidal Investments LLC | Reduce 59.31% | -$16.1M | $11.1M | 0.02% | Aug 13, 2026 |
| Nomura Asset Management International Inc. | Added 3687.31% | +$15.7M | $16.1M | 0.02% | Aug 14, 2026 |
| Manchester Global Management (UK) Ltd | Reduce 36.60% | -$14.4M | $25M | 2.76% | Aug 14, 2026 |
| Styrax Capital, LP | Sell 100% | -$13.5M | $0 | 0.00% | Aug 14, 2026 |
| Voloridge Investment Management, LLC | Sell 100% | -$13.1M | $0 | 0.00% | Aug 14, 2026 |
| BNP PARIBAS ASSET MANAGEMENT Holding S.A. | Added 7.13% | +$13M | $196M | 0.20% | Aug 13, 2026 |
| Illinois Municipal Retirement Fund | New Buy | +$12.3M | $12.3M | 0.14% | Aug 12, 2026 |
| LBP Am SA | Sell 100% | -$12.3M | $0 | 0.00% | Jul 24, 2026 |
| Summit Partners Public Asset Management, LLC | Sell 100% | -$12.2M | $0 | 0.00% | Aug 14, 2026 |
| Tremblant Capital Group | Added 13.49% | +$12.1M | $102M | 2.93% | Aug 14, 2026 |
| Schroder Investment Management Group | Added 397.25% | +$12M | $15.1M | 0.01% | Aug 13, 2026 |
| Mirova | Added 32.44% | +$10.6M | $43.3M | 1.60% | Aug 13, 2026 |
| Avalon Global Asset Management LLC | Reduce 62.40% | -$10.5M | $6.32M | 0.69% | Aug 13, 2026 |
| Spyglass Capital Management LLC | Reduce 11.83% | -$10.1M | $75M | 4.06% | Aug 14, 2026 |
| Nordea Investment Management AB | Added 15.75% | +$9.35M | $68.7M | 0.06% | Aug 5, 2026 |
| Advent International, L.P. | New Buy | +$9.08M | $9.08M | 0.05% | Aug 14, 2026 |
| Union Bancaire Privee, UBP SA | Added 122.57% | +$8.94M | $16.2M | 0.18% | Jul 16, 2026 |
| Stephens Investment Management Group LLC | Added 17.45% | +$8.27M | $55.6M | 0.60% | Jul 29, 2026 |
| Capital Fund Management S.A. | New Buy | +$8.22M | $8.22M | 0.04% | Aug 13, 2026 |
| Bourgeon Capital Management LLC | Reduce 52.80% | -$7.67M | $6.85M | 1.01% | Jul 22, 2026 |
| Fiera Capital Corp | Reduce 12.24% | -$7.53M | $54M | 0.20% | Aug 7, 2026 |
| Lansforsakringar Fondforvaltning AB (publ) | Added 2123.43% | +$7.4M | $7.74M | 0.03% | Aug 13, 2026 |
| Oribel Capital Management, LP | Added 51.43% | +$7.26M | $21.4M | 0.65% | Aug 13, 2026 |
| Korea Investment CORP | Reduce 21.44% | -$7.23M | $26.5M | 0.05% | Aug 12, 2026 |
| BOCHK Asset Management Ltd | New Buy | +$6.68M | $6.68M | 1.05% | Jul 31, 2026 |
| Arthedge Capital Management, LLC | Sell 100% | -$6.27M | $0 | 0.00% | Aug 14, 2026 |
| Employees Provident Fund Board | Reduce 3.19% | -$6.25M | $190M | 1.09% | Aug 12, 2026 |
| Exane Asset Management | Sell 100% | -$6.21M | $0 | 0.00% | Jul 17, 2026 |
| Calamos Advisors LLC | Added 59.52% | +$6.09M | $16.3M | 0.05% | Jul 31, 2026 |
| Quantitative Investment Management, LLC | Sell 100% | -$5.72M | $0 | 0.00% | Aug 14, 2026 |
| Gotham Asset Management, LLC | Added 673.82% | +$5.41M | $6.21M | 0.01% | Aug 14, 2026 |
| Liontrust Investment Partners LLP | New Buy | +$5.4M | $5.4M | 0.08% | Aug 18, 2026 |
| Westfield Capital Management Co LP | Reduce 9.48% | -$5.25M | $50.1M | 0.16% | Aug 12, 2026 |
| Silvant Capital Management LLC | New Buy | +$5.04M | $5.04M | 0.15% | Aug 11, 2026 |
| National Pension Service | Added 10.71% | +$4.99M | $51.6M | 0.03% | Aug 13, 2026 |
| SIH Partners, LLLP | New Buy | +$4.97M | $4.97M | 0.03% | Aug 14, 2026 |
| APG Asset Management N.V. | Added 35.57% | +$4.89M | $18.6M | 0.05% | Aug 12, 2026 |
| Fideuram Asset Management (Ireland) dac | Added 174.30% | +$4.85M | $7.63M | 0.15% | Jul 23, 2026 |
| Mitsubishi UFJ Asset Management Co., Ltd. | Added 14.90% | +$4.78M | $36.9M | 0.02% | Aug 7, 2026 |
| NFJ Investment Group, LLC | New Buy | +$4.72M | $4.72M | 0.16% | Aug 11, 2026 |
| Daventry Group, LP | Reduce 16.51% | -$4.55M | $23M | 17.38% | Aug 14, 2026 |
| Erste Asset Management GmbH | Reduce 25.57% | -$4.5M | $13.1M | 0.10% | Jul 28, 2026 |
| Firetrail Investments Pty Ltd | New Buy | +$4.48M | $4.48M | 1.26% | Aug 7, 2026 |
| Octahedron Capital Management L.P. | Sell 100% | -$4.48M | $0 | 0.00% | Aug 14, 2026 |
| Oak Thistle LLC | New Buy | +$4.4M | $4.4M | 0.43% | Jul 21, 2026 |
| Bridgewater Associates, LP | Reduce 26.32% | -$4.38M | $12.2M | 0.05% | Aug 14, 2026 |
| Picton Mahoney Asset Management | Added 17.27% | +$4.33M | $29.4M | 0.22% | Aug 13, 2026 |
| Investment Management Corp of Ontario | Added 187.46% | +$4.14M | $6.35M | 0.08% | Aug 14, 2026 |
| VANGUARD ASSET MANAGEMENT, Ltd | Added 8.99% | +$4.14M | $50.2M | 0.03% | Aug 13, 2026 |
| Jain Global LLC | Reduce 59.84% | -$4.07M | $2.73M | 0.01% | Aug 14, 2026 |
| Wealthfront Advisers LLC | Added 148.45% | +$3.95M | $6.6M | 0.01% | Aug 7, 2026 |