Bamco
NEW YORK, NYfiles as BAMCO INC /NY/
$66.6bn in 345 US stocks at the end of 30 June 2026. The top 10 are 60.9% of the money. It changed about 40.7% of the portfolio this quarter.
Value
$66.6bn
Stocks
345
Top 10 share
60.9%
Turnover
40.7%
What changed this quarter
New
Bought for the first time this quarter.
- Space Exploration TechnologiesSPCX37.4% of the fund
- Blackstone Digital Infrastructure TrustBXDC0.2% of the fund
- ModernaMRNA0.2% of the fund
- Meritage HomesMTH0.2% of the fund
- Cerebras SystemsCBRS<0.1% of the fund
- Fortune Brands InnovationsFBIN<0.1% of the fund
- Shake ShackSHAK<0.1% of the fund
- DPC HoldingsDPC<0.1% of the fund
- Applied Aerospace & DefenseAADX<0.1% of the fund
- Madison Air SolutionsMAIR<0.1% of the fund
- ArxisARXS<0.1% of the fund
- PultegroupPHM<0.1% of the fund
- KB HomeKBH<0.1% of the fund
- Lincoln InternationalLCLN<0.1% of the fund
- HarrowHROW<0.1% of the fund
- James Hardie IndustriesJHX<0.1% of the fund
- Definium TherapeuticsDFTX<0.1% of the fund
- Fervo EnergyFRVO<0.1% of the fund
- Cushman & WakefieldCWK<0.1% of the fund
- Mohawk IndustriesMHK<0.1% of the fund
- BXPBXP<0.1% of the fund
- Alexandria Real Estate EquitiesARE<0.1% of the fund
- HawkEye 360HAWK<0.1% of the fund
- XpengXPEV<0.1% of the fund
- X-EnergyXE<0.1% of the fund
Added
Bought more of a stock they already held.
- TeslaTSLA7.9% of the fund+5%
- MsciMSCI2.7% of the fund+19%
- Hyatt HotelsH2.1% of the fund+15%
- ShopifySHOP1.9% of the fund+136%
- Spotify TechnologySPOT1.7% of the fund+84%
- Guidewire SoftwareGWRE1.7% of the fund+36%
- Charles SchwabSCHW1.6% of the fund+56%
- Red Rock ResortsRRR1.6% of the fund+22%
- Idexx LaboratoriesIDXX1.6% of the fund+21%
- Choice Hotels InternationalCHH1.5% of the fund+21%
- GartnerIT1.5% of the fund+28%
- Factset Research SystemsFDS1.5% of the fund+12%
- Vail ResortsMTN1.3% of the fund+30%
- Kinsale Capital GroupKNSL1.3% of the fund+31%
- Verisk AnalyticsVRSK1.3% of the fund+87%
- Birkenstock HoldingBIRK1.0% of the fund+57%
- Costar GroupCSGP0.9% of the fund+33%
- On Holding AGONON0.9% of the fund+74%
- MorningstarMORN0.8% of the fund+361%
- Amazon.comAMZN0.7% of the fund+51%
- Interactive Brokers GroupIBKR0.6% of the fund+19%
- Taiwan Semiconductor ManufacturingTSM0.5% of the fund+5%
- SamsaraIOT0.4% of the fund+54%
- AirbnbABNB0.4% of the fund+22%
- Loar HoldingsLOAR0.3% of the fund+7%
Cut
Sold some of their stake.
- Arch Capital GroupACGL2.3% of the fund-5%
- Vertiv HoldingsVRT0.5% of the fund-17%
- AmphenolAPH0.4% of the fund-4%
- WelltowerWELL0.4% of the fund-8%
- Forgent Power SolutionsFPS0.3% of the fund-13%
- Quanta ServicesPWR0.3% of the fund-3%
- EquinixEQIX0.3% of the fund-20%
- PrimericaPRI0.3% of the fund-22%
- NovantaNOVT0.2% of the fund-7%
- DatadogDDOG0.2% of the fund-13%
- Cbre GroupCBRE0.2% of the fund-9%
- Meta PlatformsMETA0.2% of the fund-9%
- Liberty Live HoldingsLLYVK0.2% of the fund-19%
- GDS HldgsGDS0.2% of the fund-8%
- Houlihan LokeyHLI0.2% of the fund-18%
- PrologisPLD0.2% of the fund-26%
- RBC BearingsRBC0.1% of the fund-18%
- DraftKingsDKNG0.1% of the fund-11%
- HeartflowHTFL0.1% of the fund-16%
- BrookfieldBN0.1% of the fund-27%
- CognexCGNX0.1% of the fund-28%
- SnowflakeSNOW0.1% of the fund-14%
- Monolithic Power SystemsMPWR0.1% of the fund-7%
- Public StoragePSA0.1% of the fund-10%
- Bright Horizons Family SolutionsBFAM0.1% of the fund-4%
Sold out
Sold their entire stake.
- Badger MeterBMI-100%
- Alkami TechnologyALKT-100%
- Champion HomesSKY-100%
- Taylor Morrison Home-100%
- Varonis SystemsVRNS-100%
- Liberty CapitalGLIBK-100%
- Sherwin-WilliamsSHW-100%
- Accelerant HoldingsARX-100%
- Inspire Medical SystemsINSP-100%
- ServiceNowNOW-100%
- Essential Properties Realty TrustEPRT-100%
- Wix.comWIX-100%
- ARS PharmaceuticalsSPRY-100%
- American Healthcare REITAHR-100%
- Carlyle GroupCG-100%
- PDD HoldingsPDD-100%
- Agree RealtyADC-100%
- Via TransportationVIA-100%
- American TowerAMT-100%
- Viking TherapeuticsVKTX-100%
- Clearwater Analytics Hldgs I-100%
- Fiverr InternationalFVRR-100%
- American Homes 4 RentAMH-100%
- InsuletPODD-100%
- Solaris Energy InfrastructureSEI-100%
Holdings
- Space Exploration TechnologiesSPCX
- Share
- 37.4%
- Value
- $24.9bn
- Shares
- 145,775,147
New
- Blackstone Digital Infrastructure TrustBXDC
- Share
- 0.2%
- Value
- $165m
- Shares
- 7,620,555
New
- GDS HldgsGDS
- Share
- 0.2%
- Value
- $127m
- Shares
- 4,245,033
-8%
- Argenx SEARGX
- Share
- 0.2%
- Value
- $127m
- Shares
- 136,654
Held
- BrookfieldBN
- Share
- 0.1%
- Value
- $91m
- Shares
- 2,132,011
-27%
- Alibaba Group HldgBABA
- Share
- 0.1%
- Value
- $71m
- Shares
- 740,460
+17%
| Company | Share of fund | Value | Shares | Change |
|---|---|---|---|---|
| Space Exploration TechnologiesSPCX | 37.4% | $24.9bn | 145,775,147 | New |
| TeslaTSLA | 7.9% | $5.3bn | 12,524,752 | +5% |
| MsciMSCI | 2.7% | $1.8bn | 3,211,753 | +19% |
| Arch Capital GroupACGL | 2.3% | $1.5bn | 15,872,450 | -5% |
| Hyatt HotelsH | 2.1% | $1.4bn | 7,279,087 | +15% |
| ShopifySHOP | 1.9% | $1.3bn | 11,155,546 | +136% |
| Spotify TechnologySPOT | 1.7% | $1.1bn | 2,433,114 | +84% |
| Guidewire SoftwareGWRE | 1.7% | $1.1bn | 8,994,456 | +36% |
| Charles SchwabSCHW | 1.6% | $1.1bn | 11,655,694 | +56% |
| Red Rock ResortsRRR | 1.6% | $1.1bn | 16,391,131 | +22% |
| Idexx LaboratoriesIDXX | 1.6% | $1.0bn | 1,976,778 | +21% |
| Choice Hotels InternationalCHH | 1.5% | $1.0bn | 9,328,354 | +21% |
| GartnerIT | 1.5% | $985m | 7,601,009 | +28% |
| Factset Research SystemsFDS | 1.5% | $967m | 4,200,856 | +12% |
| Vail ResortsMTN | 1.3% | $890m | 6,536,697 | +30% |
| Kinsale Capital GroupKNSL | 1.3% | $879m | 2,663,958 | +31% |
| Verisk AnalyticsVRSK | 1.3% | $844m | 4,702,605 | +87% |
| Birkenstock HoldingBIRK | 1.0% | $634m | 14,739,609 | +57% |
| FigsFIGS | 0.9% | $613m | 59,959,449 | Held |
| Costar GroupCSGP | 0.9% | $612m | 21,626,763 | +33% |
| On Holding AGONON | 0.9% | $600m | 16,929,770 | +74% |
| NvidiaNVDA | 0.9% | $593m | 2,965,306 | Held |
| MorningstarMORN | 0.8% | $546m | 3,499,146 | +361% |
| Amazon.comAMZN | 0.7% | $466m | 1,956,523 | +51% |
| Interactive Brokers GroupIBKR | 0.6% | $418m | 4,807,214 | +19% |
| Vertiv HoldingsVRT | 0.5% | $328m | 979,821 | -17% |
| Taiwan Semiconductor ManufacturingTSM | 0.5% | $319m | 667,698 | +5% |
| AmphenolAPH | 0.4% | $282m | 1,598,059 | -4% |
| WelltowerWELL | 0.4% | $280m | 1,232,060 | -8% |
| SamsaraIOT | 0.4% | $256m | 7,881,752 | +54% |
| AirbnbABNB | 0.4% | $252m | 1,758,065 | +22% |
| SiteOne Landscape SupplySITE | 0.3% | $232m | 2,028,799 | Held |
| Forgent Power SolutionsFPS | 0.3% | $227m | 4,072,575 | -13% |
| Quanta ServicesPWR | 0.3% | $227m | 315,789 | -3% |
| EquinixEQIX | 0.3% | $204m | 195,637 | -20% |
| Loar HoldingsLOAR | 0.3% | $203m | 2,523,332 | +7% |
| AlphabetGOOGL | 0.3% | $195m | 546,232 | +43% |
| BroadcomAVGO | 0.3% | $194m | 514,536 | Held |
| AlphabetGOOG | 0.3% | $191m | 541,579 | +290% |
| PrimericaPRI | 0.3% | $191m | 671,453 | -22% |
| Mettler Toledo InternationalMTD | 0.3% | $177m | 138,464 | +4% |
| LAS Vegas SandsLVS | 0.3% | $175m | 3,784,278 | +209% |
| Eli LillyLLY | 0.3% | $169m | 140,540 | +65% |
| Toll BrothersTOL | 0.2% | $166m | 1,009,102 | +8% |
| Blackstone Digital Infrastructure TrustBXDC | 0.2% | $165m | 7,620,555 | New |
| EnproNPO | 0.2% | $151m | 399,482 | Held |
| HeicoHEI-A | 0.2% | $145m | 562,662 | +34% |
| ModernaMRNA | 0.2% | $139m | 1,989,386 | New |
| NovantaNOVT | 0.2% | $138m | 850,494 | -7% |
| DatadogDDOG | 0.2% | $132m | 508,356 | -13% |
| Cbre GroupCBRE | 0.2% | $132m | 978,961 | -9% |
| Meta PlatformsMETA | 0.2% | $131m | 233,313 | -9% |
| Liberty Live HoldingsLLYVK | 0.2% | $131m | 1,240,273 | -19% |
| GDS HldgsGDS | 0.2% | $127m | 4,245,033 | -8% |
| Argenx SEARGX | 0.2% | $127m | 136,654 | Held |
| MacerichMAC | 0.2% | $126m | 4,999,756 | +22% |
| Houlihan LokeyHLI | 0.2% | $117m | 869,544 | -18% |
| CloudflareNET | 0.2% | $116m | 471,598 | +3% |
| Meritage HomesMTH | 0.2% | $112m | 1,341,653 | New |
| PrologisPLD | 0.2% | $107m | 790,347 | -26% |
| Jefferies Financial GroupJEF | 0.2% | $107m | 2,141,744 | +40% |
| Advanced Drainage SystemsWMS | 0.2% | $107m | 680,431 | +134% |
| TransDigm GroupTDG | 0.2% | $105m | 78,501 | Held |
| indie SemiconductorINDI | 0.2% | $103m | 23,012,611 | Held |
| RepligenRGEN | 0.2% | $102m | 748,466 | +37% |
| CrowdStrike HoldingsCRWD | 0.1% | $96m | 126,394 | +14% |
| Hilton Worldwide HoldingsHLT | 0.1% | $96m | 291,397 | +10% |
| RBC BearingsRBC | 0.1% | $96m | 149,226 | -18% |
| JBT MarelJBTM | 0.1% | $96m | 660,557 | Held |
| DraftKingsDKNG | 0.1% | $95m | 3,768,624 | -11% |
| HeartflowHTFL | 0.1% | $95m | 3,225,133 | -16% |
| Casella Waste SystemsCWST | 0.1% | $94m | 965,239 | +34% |
| Hinge HealthHNGE | 0.1% | $93m | 1,117,678 | Held |
| BrookfieldBN | 0.1% | $91m | 2,132,011 | -27% |
| CognexCGNX | 0.1% | $91m | 1,251,099 | -28% |
| RubrikRBRK | 0.1% | $90m | 1,115,395 | +302% |
| BillionToOneBLLN | 0.1% | $89m | 742,093 | Held |
| SnowflakeSNOW | 0.1% | $87m | 341,931 | -14% |
| Axon EnterpriseAXON | 0.1% | $86m | 153,615 | +30% |
| Gaming & Leisure PropertiesGLPI | 0.1% | $82m | 1,844,141 | Held |
| Monolithic Power SystemsMPWR | 0.1% | $81m | 58,604 | -7% |
| MercadoLibreMELI | 0.1% | $80m | 46,955 | +10% |
| HeicoHEI | 0.1% | $78m | 218,976 | +30% |
| RadNetRDNT | 0.1% | $78m | 1,260,992 | +56% |
| FigmaFIG | 0.1% | $77m | 4,264,145 | +108% |
| Public StoragePSA | 0.1% | $77m | 241,020 | -10% |
| Liberty MediaFWONK | 0.1% | $76m | 800,000 | Held |
| Bright Horizons Family SolutionsBFAM | 0.1% | $75m | 1,055,150 | -4% |
| Nu HoldingsNU | 0.1% | $75m | 5,597,914 | +59% |
| WingstopWING | 0.1% | $75m | 430,165 | +107% |
| Mercury SystemsMRCY | 0.1% | $74m | 606,919 | -6% |
| Karman HoldingsKRMN | 0.1% | $72m | 1,450,878 | +13% |
| ASML Holding NVASML | 0.1% | $72m | 36,286 | Held |
| Baldwin Insurance GroupBWIN | 0.1% | $72m | 2,712,386 | Held |
| Alibaba Group HldgBABA | 0.1% | $71m | 740,460 | +17% |
| Mirion TechnologiesMIR | 0.1% | $70m | 3,906,083 | +222% |
| BlackstoneBX | 0.1% | $70m | 591,248 | +525% |
| CRH PublicCRH | 0.1% | $70m | 649,916 | -12% |
| AaonAAON | 0.1% | $69m | 544,402 | -36% |
| DynatraceDT | 0.1% | $69m | 1,569,714 | -27% |
Showing the largest 100 of 345.
Over time and by industry
Value over time
Jun '25
Dec '25
Jun '26
Value is up 80.7% since 30 June 2025.
Where the money is
Technology49.0%
Retail & consumer21.2%
Financial services12.7%
Industrials5.1%
Health care4.1%
Real estate3.4%
Media & telecom2.7%
Materials0.7%
Utilities0.2%
Everyday goods0.1%
Energy0.0%
Other0.8%
From the fund's 13F filings. They list US stocks and options only, 45 days after each quarter, and leave out cash, bonds, shorts and foreign shares.