Follow-The-Filings

Featured 13F manager

BAMCO Inc (Baron Capital) Ron Baron

New York, NY 20 processed 13Fs on this site · 2021 Q3–2026 Q2

  • $66.6B
  • 345 Positions
  • 2026 Q2
  • +101.2% QoQ
  • Top 5 52.4%

Ron Baron files BAMCO Inc (Baron Capital) as a Form 13F. The latest book is 2026 Q2 at $66.6B, up 101.2% QoQ, led by Space Exploration Techn ·, Tesla, and MSCI Inc.

Portfolio

2026 Q2 · filed 8/14/2026 · 345 long · top 12 shown

top 5 52.4% · top 10 60.9%

AUM over time

2026 Q2 $66.6B +101.2% QoQ
2021 Q3 · $44.1B 2021 Q3 · $44.1B
Q3 2021
2021 Q4 · $47.1B · +6.8% QoQ 2021 Q4 · $47.1B · +6.8% QoQ
Q4
2022 Q1 · $40.7B · −13.6% QoQ 2022 Q1 · $40.7B · −13.6% QoQ
Q1 2022
2022 Q2 · $31.1B · −23.6% QoQ 2022 Q2 · $31.1B · −23.6% QoQ
Q2
2022 Q3 · $31B · −0.6% QoQ 2022 Q3 · $31B · −0.6% QoQ
Q3
2022 Q4 · $29.8B · −3.8% QoQ 2022 Q4 · $29.8B · −3.8% QoQ
Q4
2023 Q1 · $33.3B · +11.9% QoQ 2023 Q1 · $33.3B · +11.9% QoQ
Q1 2023
2023 Q2 · $36.1B · +8.4% QoQ 2023 Q2 · $36.1B · +8.4% QoQ
Q2
2023 Q3 · $34.4B · −4.7% QoQ 2023 Q3 · $34.4B · −4.7% QoQ
Q3
2023 Q4 · $37.5B · +9.1% QoQ 2023 Q4 · $37.5B · +9.1% QoQ
Q4
2024 Q1 · $37.5B · −0.1% QoQ 2024 Q1 · $37.5B · −0.1% QoQ
Q1 2024
2024 Q2 · $34.9B · −6.9% QoQ 2024 Q2 · $34.9B · −6.9% QoQ
Q2
2024 Q3 · $37.7B · +8.0% QoQ 2024 Q3 · $37.7B · +8.0% QoQ
Q3
2024 Q4 · $38.7B · +2.6% QoQ 2024 Q4 · $38.7B · +2.6% QoQ
Q4
2025 Q1 · $34B · −12.0% QoQ 2025 Q1 · $34B · −12.0% QoQ
Q1 2025
2025 Q2 · $36.9B · +8.3% QoQ 2025 Q2 · $36.9B · +8.3% QoQ
Q2
2025 Q3 · $37.7B · +2.2% QoQ 2025 Q3 · $37.7B · +2.2% QoQ
Q3
2025 Q4 · $36.9B · −2.1% QoQ 2025 Q4 · $36.9B · −2.1% QoQ
Q4
2026 Q1 · $33.1B · −10.2% QoQ 2026 Q1 · $33.1B · −10.2% QoQ
Q1 2026
2026 Q2 · $66.6B · +101.2% QoQ 2026 Q2 · $66.6B · +101.2% QoQ
Q2

Latest book

2026 Q2 2026 Q1 · filed 14 Aug · long equity

SPCX - Space Exploration Techn · CLASS A 37.38% New 145,775,147 $170.86 $24.9B +145,775,147 +$24.9B
TSLA - Tesla 7.90% Add +5.0% 12,524,752 $420.60 $5.3B +591,243 +$832M
MSCI - MSCI Inc 2.70% Add +19.0% 3,211,753 $560.04 $1.8B +512,364 +$344M
ACGL - Arch Cap Group 2.31% Reduce −5.0% 15,872,450 $97.06 $1.5B −837,309 −$63M
H - Hyatt Hotels · CL A 2.12% Add +14.8% 7,279,087 $193.84 $1.4B +937,414 +$499M
SHOP - Shopify · CL A 1.91% Add +136.4% 11,155,546 $114.18 $1.3B +6,437,316 +$714M
SPOT - Spotify Technology S A 1.68% Add +84.4% 2,433,114 $459.13 $1.1B +1,113,589 +$477M
GWRE - Guidewire Software 1.66% Add +36.3% 8,994,456 $123.05 $1.1B +2,397,003 +$120M
SCHW - Schwab Charles 1.61% Add +56.2% 11,655,694 $92.27 $1.1B +4,191,378 +$374M
RRR - Red Rock Resorts · CL A 1.60% Add +22.2% 16,391,131 $65.06 $1.1B +2,978,285 +$351M
IDXX - Idexx Labs 1.56% Add +21.0% 1,976,778 $526.44 $1B +343,411 +$123M
CHH - Choice Hotels Intl 1.54% Add +21.3% 9,328,354 $110.27 $1B +1,637,860 +$233M
IT - Gartner 1.48% Add +28.4% 7,601,009 $129.62 $985M +1,683,393 +$48M
FDS - Factset Resh Sys 1.45% Add +11.8% 4,200,856 $230.08 $967M +444,269 +$151M
MTN - Vail Resorts 1.34% Add +29.6% 6,536,697 $136.15 $890M +1,493,164 +$243M
KNSL - Kinsale Cap Group 1.32% Add +31.4% 2,663,958 $329.81 $879M +636,193 +$186M
VRSK - Verisk Analytics 1.27% Add +87.2% 4,702,605 $179.53 $844M +2,190,629 +$368M
BIRK - Birkenstock 0.95% Add +57.4% 14,739,609 $43.03 $634M +5,373,541 +$299M
FIGS - FIGS Inc · CL A 0.92% Hold 59,959,449 $10.23 $613M
CSGP - Costar Group 0.92% Add +32.6% 21,626,763 $28.32 $612M +5,312,588 −$46M
ONON - ON AG 0.90% Add +74.3% 16,929,770 $35.42 $600M +7,215,165 +$269M
NVDA - Nvidia 0.89% Add +1.6% 2,965,306 $200.09 $593M +45,548 +$84M
MORN - Morningstar 0.82% Add +360.7% 3,499,146 $156.02 $546M +2,739,631 +$418M
AMZN - Amazon 0.70% Add +51.1% 1,956,523 $238.34 $466M +661,869 +$197M
IBKR - Interactive Brokers · CL A 0.63% Add +18.8% 4,807,214 $87.04 $418M +759,838 +$147M
VRT - Vertiv · CL A 0.49% Reduce −17.0% 979,821 $334.82 $328M −201,323 +$32M
TSM - Taiwan Semiconductor 0.48% Add +4.9% 667,698 $477.57 $319M +31,431 +$104M
APH - Amphenol · CL A 0.42% Reduce −3.7% 1,598,059 $176.32 $282M −61,631 +$72M
WELL - Welltower 0.42% Reduce −8.4% 1,232,060 $226.97 $280M −112,881 +$14M
IOT - Samsara · CL A 0.38% Add +53.9% 7,881,752 $32.43 $256M +2,761,917 +$93M
ABNB - Airbnb · CL A 0.38% Add +22.0% 1,758,065 $143.10 $252M +316,844 +$70M
SITE - Siteone Landscape Supply 0.35% Reduce −1.5% 2,028,799 $114.41 $232M −30,277 −$42M
FPS - Forgent Power Solutions · CL A 0.34% Reduce −12.9% 4,072,575 $55.86 $227M −602,008 +$91M
PWR - Quanta Svcs 0.34% Reduce −3.1% 315,789 $720.04 $227M −10,051 +$48M
EQIX - Equinix 0.31% Reduce −19.8% 195,637 $1,042 $204M −48,338 −$35M
LOAR — 0.31% Add +6.6% 2,523,332 $80.61 $203M +157,033 +$68M
GOOGL - Alphabet · CL A 0.29% Add +42.8% 546,232 $357.37 $195M +163,655 +$85M
AVGO - Broadcom 0.29% Reduce −1.7% 514,536 $377.75 $194M −8,683 +$32M
GOOG - Alphabet · CL C 0.29% Add +289.6% 541,579 $353.33 $191M +402,561 +$151M
PRI - Primerica 0.29% Reduce −21.9% 671,453 $284.20 $191M −188,573 −$25M
MTD - Mettler Toledo 0.27% Add +3.6% 138,464 $1,278 $177M +4,825 +$8M
LVS - Las Vegas Sands 0.26% Add +208.6% 3,784,278 $46.19 $175M +2,557,848 +$109M
LLY - Eli Lilly & 0.25% Add +65.2% 140,540 $1,199 $169M +55,474 +$90M
TOL - Toll Brothers 0.25% Add +8.3% 1,009,102 $164.75 $166M +77,071 +$39M
BX - Blackstone 0.25% New 7,620,555 $21.63 $165M +7,620,555 +$165M
NPO - Enpro 0.23% Add +2.0% 399,482 $376.93 $151M +7,752 +$52M
HEI - Heico · CL A 0.22% Add +34.2% 562,662 $257.91 $145M +143,255 +$57M
MRNA - Moderna 0.21% New 1,989,386 $70.03 $139M +1,989,386 +$139M
NOVT - Novanta 0.21% Reduce −7.1% 850,494 $162.24 $138M −64,589 +$30M
DDOG - Datadog · CL A 0.20% Reduce −13.5% 508,356 $260.36 $132M −79,026 +$63M

Showing top 50 of 323 by value

Exits / last held

not current holdings · last reported size, unchanged · gone vs 2026 Q1

Stock % of portfolio Recent activity Shares Reported price* Value Share change $ change
BMI - Badger Meter 0.14% Exit 0 $152.35 $48M −312,213 −$48M
ALKT - Alkami Technology 0.11% Exit 0 $15.67 $36M −2,308,036 −$36M
SKY - Champion Homes 0.11% Exit 0 $74.37 $35M −469,822 −$35M
TMHC - Taylor Morrison Home 0.10% Exit 0 $58.24 $32M −554,505 −$32M
VRNS - Varonis Sys 0.08% Exit 0 $21.47 $27M −1,239,294 −$27M
GLIBK - Gci Liberty 0.08% Exit 0 $37.21 $26M −688,388 −$26M
SHW - Sherwin Williams 0.07% Exit 0 $320.55 $23M −70,846 −$23M
Accelerant · CL A 0.05% Exit 0 $13.36 $16M −1,208,794 −$16M
INSP - Inspire Med Sys 0.05% Exit 0 $51.58 $15M −298,470 −$15M
NOW - Servicenow 0.04% Exit 0 $104.55 $14M −134,330 −$14M
EPRT - Essential Pptys Rlty Tr 0.04% Exit 0 $30.36 $13M −434,808 −$13M
WIX — 0.04% Exit 0 $90.07 $12M −136,080 −$12M
SPRY - Ars Pharmaceuticals 0.03% Exit 0 $8.03 $10M −1,273,341 −$10M
AIG - American Healthcare Reit 0.03% Exit 0 $47.16 $10M −204,159 −$10M
CG - Carlyle Group 0.02% Exit 0 $48.39 $8M −157,000 −$8M
PDD - Pinduoduo 0.02% Exit 0 $102.18 $6M −61,948 −$6M
ADC - Agree Rlty 0.02% Exit 0 $75.38 $6M −83,347 −$6M
VIA - Via Transn · CL A 0.02% Exit 0 $15.00 $6M −370,985 −$6M
AMT - American Tower 0.01% Exit 0 $172.59 $4M −23,709 −$4M
VKTX - Viking Therapeutics 0.01% Exit 0 $32.54 $4M −125,486 −$4M
CWAN — · CL A 0.01% Exit 0 $23.65 $4M −154,864 −$4M
Fiverr Intl 0.01% Exit 0 $10.02 $3M −327,869 −$3M
AMH — · CL A 0.01% Exit 0 $27.92 $3M −93,977 −$3M
PODD - Insulet 0.01% Exit 0 $209.81 $2M −11,229 −$2M
SEI - Solaris Energy Infras · CL A 0.01% Exit 0 $56.51 $2M −38,970 −$2M
TERN - Terns Pharmaceuticals 0.01% Exit 0 $52.71 $2M −35,000 −$2M
SYK - Stryker 0.01% Exit 0 $328.55 $2M −5,500 −$2M
ABBV - Abbvie 0.01% Exit 0 $217.50 $2M −8,000 −$2M
ASND - Ascendis Pharma A/S Exit 0 $228.75 $1M −5,600 −$1M
APGE - Apogee Therapeutics Exit 0 $84.20 $1M −15,000 −$1M
MDLN - Medline · CL A Exit 0 $44.50 $623K −14,000 −$623K
KMX - Carmax Exit 0 $41.56 $452K −10,875 −$452K
RHI - Robert Half Exit 0 $25.38 $396K −15,600 −$396K
RMBS - Rambus Del Exit 0 $86.15 $268K −3,111 −$268K
TEAM - Atlassian · CL A Exit 0 $68.29 $126K −1,845 −$126K

* Reported price is value ÷ shares from the 13F as of period end — not a live market quote. Weight % is each long-equity position ÷ full 13F AUM, so rows may not sum to 100% when the filing includes options or other non-equity (excluded from this table). Share change and $ change are vs 2026 Q1. Click column headers to sort · click New / Hold / Add / Reduce to promote that move type to the top. Exit opens the last-held block below.

Filings history

20 periods · normalized AUM · open a period for holdings

Period Holdings AUM QoQ Form Filed Filing ID
2026 Q2 345 $66.6B +101.2% 13F-HR 8/14/2026 000101791826000067
2026 Q1 326 $33.1B −10.2% 13F-HR 5/15/2026 000101791826000043
2025 Q4 327 $36.9B −2.1% 13F-HR 2/17/2026 000101791826000015
2025 Q3 330 $37.7B +2.2% 13F-HR 11/14/2025 000101791825000059
2025 Q2 306 $36.9B +8.3% 13F-HR 8/14/2025 000101791825000041
2025 Q1 314 $34B −12.0% 13F-HR 5/15/2025 000101791825000031
2024 Q4 316 $38.7B +2.6% 13F-HR 2/14/2025 000101791825000019
2024 Q3 328 $37.7B +8.0% 13F-HR 11/14/2024 000101791824000083
2024 Q2 329 $34.9B −6.9% 13F-HR 8/14/2024 000101791824000013
2024 Q1 332 $37.5B −0.1% 13F-HR 5/15/2024 000101791824000010
2023 Q4 330 $37.5B +9.1% 13F-HR 2/14/2024 000101791824000006
2023 Q3 334 $34.4B −4.7% 13F-HR 11/14/2023 000101791823000018
2023 Q2 343 $36.1B +8.4% 13F-HR 8/14/2023 000101791823000015
2023 Q1 360 $33.3B +11.9% 13F-HR 5/15/2023 000101791823000011
2022 Q4 375 $29.8B −3.8% 13F-HR 2/14/2023 000101791823000006
2022 Q3 370 $31B −0.6% 13F-HR 11/14/2022 000156761922019904
2022 Q2 371 $31.1B −23.6% 13F-HR 8/15/2022 000156761922016144
2022 Q1 388 $40.7B −13.6% 13F-HR 5/13/2022 000156761922010459
2021 Q4 404 $47.1B +6.8% 13F-HR 2/14/2022 000156761922004346
2021 Q3 397 $44.1B 13F-HR 11/12/2021 000156761921019987

About

BAMCO Inc (Baron Capital)

20 processed 13Fs on this site · 2021 Q3–2026 Q2

Entity
BAMCO Inc (Baron Capital)
Notable person
Ron Baron
SEC filing name
BAMCO INC /NY/
Location
New York, NY
All SEC filings
View on sec.gov