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BAMCO INC /NY/
Period ended Jun 30, 2026 · Latest filing Aug 14, 2026
These quarterly holdings are delayed and may not include all assets or short positions.
Values are from the reporting date, not current prices or purchase costs.
The same security may appear in multiple rows.
Source: SEC
Reported portfolio value
Quarter-end reported holdings; not current value or investment performance.
View reported values
- Jun 30, 2026: $66,640,911,675
More quarters will appear as history becomes available.
Top holdings
Top 10 at Jun 30, 2026. Matching entries are combined; security classes and options remain separate. Shares exclude principal amounts; option shares reflect the reported underlying amount.
View top holdings values
- SPACE EXPLORATION TECHN CORP · CLASS A COM STK · 84615Q103 · shares: $24,907,141,616
- TESLA INC · COM · 88160R101 · shares: $5,267,910,691
- MSCI INC · COM · 55354G100 · shares: $1,798,710,150
- ARCH CAP GROUP LTD · ORD · G0450A105 · shares: $1,540,579,997
- HYATT HOTELS CORP · COM CL A · 448579102 · shares: $1,410,978,224
- SHOPIFY INC · CL A SUB VTG SHS · 82509L107 · shares: $1,273,740,242
- SPOTIFY TECHNOLOGY S A · SHS · L8681T102 · shares: $1,117,115,631
- GUIDEWIRE SOFTWARE INC · COM · 40171V100 · shares: $1,106,767,811
- SCHWAB CHARLES CORP · COM · 808513105 · shares: $1,075,470,885
- RED ROCK RESORTS INC · CL A · 75700L108 · shares: $1,066,406,983
Reported holdings
345 reported entries| Issuer | Class | CUSIP | Type | Shares / principal | Reported value (USD) |
|---|---|---|---|---|---|
| SPACE EXPLORATION TECHN CORP | CLASS A COM STK | 84615Q103 | — | 145,775,147 shares | $24,907,141,616 |
| TESLA INC | COM | 88160R101 | — | 12,524,752 shares | $5,267,910,691 |
| MSCI INC | COM | 55354G100 | — | 3,211,753 shares | $1,798,710,150 |
| ARCH CAP GROUP LTD | ORD | G0450A105 | — | 15,872,450 shares | $1,540,579,997 |
| HYATT HOTELS CORP | COM CL A | 448579102 | — | 7,279,087 shares | $1,410,978,224 |
| SHOPIFY INC | CL A SUB VTG SHS | 82509L107 | — | 11,155,546 shares | $1,273,740,242 |
| SPOTIFY TECHNOLOGY S A | SHS | L8681T102 | — | 2,433,114 shares | $1,117,115,631 |
| GUIDEWIRE SOFTWARE INC | COM | 40171V100 | — | 8,994,456 shares | $1,106,767,811 |
| SCHWAB CHARLES CORP | COM | 808513105 | — | 11,655,694 shares | $1,075,470,885 |
| RED ROCK RESORTS INC | CL A | 75700L108 | — | 16,391,131 shares | $1,066,406,983 |
| IDEXX LABS INC | COM | 45168D104 | — | 1,976,778 shares | $1,040,655,010 |
| CHOICE HOTELS INTL INC | COM | 169905106 | — | 9,328,354 shares | $1,028,637,596 |
| GARTNER INC | COM | 366651107 | — | 7,601,009 shares | $985,242,787 |
| FACTSET RESH SYS INC | COM | 303075105 | — | 4,200,856 shares | $966,532,948 |
| VAIL RESORTS INC | COM | 91879Q109 | — | 6,536,697 shares | $889,971,297 |
| KINSALE CAP GROUP INC | COM | 49714P108 | — | 2,663,958 shares | $878,599,988 |
| VERISK ANALYTICS INC | COM | 92345Y106 | — | 4,702,605 shares | $844,258,676 |
| BIRKENSTOCK HOLDING PLC | COM SHS | M2029K104 | — | 14,739,609 shares | $634,245,375 |
| FIGS INC | CL A | 30260D103 | — | 59,959,449 shares | $613,385,163 |
| COSTAR GROUP INC | COM | 22160N109 | — | 21,626,763 shares | $612,469,928 |
| ON HLDG AG | NAMEN AKT A | H5919C104 | — | 16,929,770 shares | $599,652,453 |
| NVIDIA CORPORATION | COM | 67066G104 | — | 2,965,306 shares | $593,328,078 |
| MORNINGSTAR INC | COM | 617700109 | — | 3,499,146 shares | $545,936,759 |
| AMAZON COM INC | COM | 023135106 | — | 1,956,523 shares | $466,317,692 |
| INTERACTIVE BROKERS GROUP IN | COM CL A | 45841N107 | — | 4,807,214 shares | $418,419,907 |
| VERTIV HOLDINGS CO | COM CL A | 92537N108 | — | 979,821 shares | $328,063,667 |
| TAIWAN SEMICONDUCTOR MANUFAC | SPONSORED ADS | 874039100 | — | 667,698 shares | $318,872,534 |
| AMPHENOL CORP | CL A | 032095101 | — | 1,598,059 shares | $281,769,763 |
| WELLTOWER INC | COM | 95040Q104 | — | 1,232,060 shares | $279,640,658 |
| SAMSARA INC | COM CL A | 79589L106 | — | 7,881,752 shares | $255,605,217 |
| AIRBNB INC | COM CL A | 009066101 | — | 1,758,065 shares | $251,579,101 |
| SITEONE LANDSCAPE SUPPLY INC | COM | 82982L103 | — | 2,028,799 shares | $232,114,894 |
| FORGENT POWER SOLUTIONS INC | COM SHS CL A | 34631F102 | — | 4,072,575 shares | $227,494,039 |
| QUANTA SVCS INC | COM | 74762E102 | — | 315,789 shares | $227,380,712 |
| EQUINIX INC | COM | 29444U700 | — | 195,637 shares | $203,930,052 |
| LOAR HOLDINGS INC | COM SHS | 53947R105 | — | 2,523,332 shares | $203,405,793 |
| ALPHABET INC | CAP STK CL A | 02079K305 | — | 546,232 shares | $195,206,930 |
| BROADCOM INC | COM | 11135F101 | — | 514,536 shares | $194,365,974 |
| ALPHABET INC | CAP STK CL C | 02079K107 | — | 541,579 shares | $191,356,108 |
| PRIMERICA INC | COM | 74164M108 | — | 671,453 shares | $190,826,943 |
| METTLER TOLEDO INTERNATIONAL | COM | 592688105 | — | 138,464 shares | $176,889,145 |
| LAS VEGAS SANDS CORP | COM | 517834107 | — | 3,784,278 shares | $174,795,801 |
| ELI LILLY & CO | COM | 532457108 | — | 140,540 shares | $168,567,892 |
| TOLL BROTHERS INC | COM | 889478103 | — | 1,009,102 shares | $166,249,554 |
| BLACKSTONE DIGITAL INFRASTRU | COMMON STOCK | 09264B107 | — | 7,620,555 shares | $164,832,605 |
| ENPRO INC | COM | 29355X107 | — | 399,482 shares | $150,576,750 |
| HEICO CORP NEW | CL A | 422806208 | — | 562,662 shares | $145,116,156 |
| MODERNA INC | COM | 60770K107 | — | 1,989,386 shares | $139,316,702 |
| NOVANTA INC | COM | 67000B104 | — | 850,494 shares | $137,984,147 |
| DATADOG INC | CL A COM | 23804L103 | — | 508,356 shares | $132,355,568 |
| CBRE GROUP INC | CL A | 12504L109 | — | 978,961 shares | $131,856,257 |
| META PLATFORMS INC | CL A | 30303M102 | — | 233,313 shares | $131,422,880 |
| LIBERTY LIVE HOLDINGS INC | COM SHS SER C | 530909308 | — | 1,240,273 shares | $131,022,440 |
| GDS HLDGS LTD | SPONSORED ADS | 36165L108 | — | 4,245,033 shares | $127,478,341 |
| ARGENX SE | SPONSORED ADR | 04016X101 | — | 136,654 shares | $126,783,482 |
| MACERICH CO | COM | 554382101 | — | 4,999,756 shares | $125,943,854 |
| HOULIHAN LOKEY INC | CL A | 441593100 | — | 869,544 shares | $116,631,937 |
| CLOUDFLARE INC | CL A COM | 18915M107 | — | 471,598 shares | $115,673,557 |
| MERITAGE HOMES CORP | COM | 59001A102 | — | 1,341,653 shares | $112,497,604 |
| PROLOGIS INC. | COM | 74340W103 | — | 790,347 shares | $107,068,308 |
| JEFFERIES FINANCIAL GROUP IN | COM | 47233W109 | — | 2,141,744 shares | $107,044,365 |
| ADVANCED DRAIN SYS INC DEL | COM | 00790R104 | — | 680,431 shares | $106,800,450 |
| TRANSDIGM GROUP INC | COM | 893641100 | — | 78,501 shares | $104,566,472 |
| INDIE SEMICONDUCTOR INC | CLASS A COM | 45569U101 | — | 23,012,611 shares | $103,326,623 |
| REPLIGEN CORP | COM | 759916109 | — | 748,466 shares | $102,120,701 |
| CROWDSTRIKE HLDGS INC | CL A | 22788C105 | — | 126,394 shares | $96,456,317 |
| HILTON WORLDWIDE HLDGS INC | COM | 43300A203 | — | 291,397 shares | $96,295,053 |
| RBC BEARINGS INC | COM | 75524B104 | — | 149,226 shares | $96,110,498 |
| JBT MAREL CORPORATION | COM | 477839104 | — | 660,557 shares | $95,780,765 |
| DRAFTKINGS INC NEW | COM CL A | 26142V105 | — | 3,768,624 shares | $95,195,442 |
| HEARTFLOW INC | COM | 42238D107 | — | 3,225,133 shares | $94,625,402 |
| CASELLA WASTE SYS INC | CL A | 147448104 | — | 965,239 shares | $93,599,226 |
| HINGE HEALTH INC | CL A | 433313103 | — | 1,117,678 shares | $92,767,274 |
| BROOKFIELD CORP | CL A LTD VT SH | 11271J107 | — | 2,132,011 shares | $90,802,348 |
| COGNEX CORP | COM | 192422103 | — | 1,251,099 shares | $90,604,590 |
| RUBRIK INC. | CL A | 781154109 | — | 1,115,395 shares | $89,543,911 |
| BILLIONTOONE INC | CL A | 090168105 | — | 742,093 shares | $89,036,318 |
| SNOWFLAKE INC | COM SHS | 833445109 | — | 341,931 shares | $87,021,439 |
| AXON ENTERPRISE INC | COM | 05464C101 | — | 153,615 shares | $86,118,105 |
| GAMING & LEISURE P | COM | 36467J108 | — | 1,844,141 shares | $82,119,599 |
| MONOLITHIC PWR SYS INC | COM | 609839105 | — | 58,604 shares | $81,011,825 |
| MERCADOLIBRE INC | COM | 58733R102 | — | 46,955 shares | $79,700,947 |
| HEICO CORP NEW | COM | 422806109 | — | 218,976 shares | $77,997,061 |
| RADNET INC | COM | 750491102 | — | 1,260,992 shares | $77,765,377 |
| FIGMA INC | CLASS A COM STK | 316841105 | — | 4,264,145 shares | $77,138,383 |
| PUBLIC STORAGE | COM | 74460D109 | — | 241,020 shares | $76,719,076 |
| LIBERTY MEDIA CORP DEL | COM LBTY ONE S C | 531229755 | — | 800,000 shares | $76,112,000 |
| BRIGHT HORIZONS FAM SOL IN D | COM | 109194100 | — | 1,055,150 shares | $74,789,032 |
| NU HLDGS LTD | ORD SHS CL A | G6683N103 | — | 5,597,914 shares | $74,788,131 |
| WINGSTOP INC | COM | 974155103 | — | 430,165 shares | $74,594,913 |
| MERCURY SYS INC | COM | 589378108 | — | 606,919 shares | $74,244,401 |
| KARMAN HLDGS INC | COMMON STOCK | 485924104 | — | 1,450,878 shares | $72,427,830 |
| ASML HLDG NV | N Y REGISTRY SHS | N07059210 | — | 36,286 shares | $72,188,820 |
| THE BALDWIN INSURANCE GRP IN | COM CL A | 05589G102 | — | 2,712,386 shares | $72,095,220 |
| ALIBABA GROUP HLDG LTD | SPONSORED ADS | 01609W102 | — | 740,460 shares | $71,069,351 |
| MIRION TECHNOLOGIES INC | COM CL A | 60471A101 | — | 3,906,083 shares | $70,036,068 |
| BLACKSTONE INC | COM | 09260D107 | — | 591,248 shares | $69,572,152 |
| CRH PLC | ORD | G25508105 | — | 649,916 shares | $69,541,012 |
| AAON INC | COM PAR $0.004 | 000360206 | — | 544,402 shares | $69,062,838 |
| DYNATRACE INC | COM | 268150109 | — | 1,569,714 shares | $68,926,142 |