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BAMCO Inc (Baron Capital) Ron Baron

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

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

Portfolio

2026 Q2, filed 8/14/2026, top 12 of 345 holdings

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

Book

2022 Q2 2022 Q1, filed 15 Aug, long equity only

TSLA, Tesla 12.56% Add +0.2% 5,809,156 $673.42 $3.9B +11,573 −$2.3B
IT, Gartner 4.02% Reduce −1.8% 5,177,693 $241.83 $1.3B −97,238 −$317M
CSGP, CoStar Group 3.73%, was 3.08% Add +2.1% 19,237,520 $60.41 $1.2B +388,347 −$93M
FDS, FactSet 3.30% Reduce 0.0% 2,674,282 $384.57 $1B −94 −$133M
MTN, Vail Resorts 3.24%, was 2.95% Add 0.0% 4,626,477 $218.05 $1B +628 −$195M
ACGL, Arch Capital Group 3.14% Reduce −0.1% 21,491,448 $45.49 $978M −14,892 −$64M
MSCI 2.91% Reduce −0.6% 2,197,058 $412.15 $906M −12,958 −$206M
IDXX, Idexx Laboratories 2.73%, was 3.33% Reduce −2.4% 2,420,040 $350.73 $849M −60,134 −$508M
IRDM, Iridium Communications 1.75% Reduce 0.0% 14,522,360 $37.56 $545M −160 −$40M
CHH, Choice Hotels International 1.65% Reduce −0.6% 4,596,806 $111.63 $513M −27,660 −$142M
TECH, Bio Techne 1.62% Reduce −1.2% 1,451,376 $346.64 $503M −17,742 −$133M
KNSL, Kinsale Cap Group 1.58%, was 1.18% Add +1.6% 2,147,864 $229.64 $493M +33,659 +$11M
ANSS, Ansys 1.46%, was 1.54% Reduce −4.1% 1,894,146 $239.29 $453M −80,636 −$174M
GWRE, Guidewire Software 1.41%, was 1.35% Add +6.0% 6,162,843 $70.99 $438M +347,883 −$113M
SCHW, Charles Schwab 1.34% Add +1.9% 6,622,530 $63.18 $418M +124,772 −$129M
GLPI, Gaming & Leisure Properties 1.33%, was 1.03% Add +1.0% 9,056,331 $45.86 $415M +87,739 −$5.6M
MTD, Mettler-Toledo 1.32% Reduce −2.0% 359,034 $1,149 $412M −7,250 −$91M
H, Hyatt Hotels 1.28% Reduce −1.3% 5,379,160 $73.91 $398M −70,797 −$123M
WST, West Pharmaceutical Services 1.14%, was 1.18% Reduce 0.0% 1,171,557 $302.37 $354M −110 −$127M
TSM, Taiwan Semiconductor 1.03%, was 1.16% Reduce −13.7% 3,909,345 $81.75 $320M −619,459 −$153M
MAR, Marriott 0.95%, was 1.12% Reduce −12.0% 2,540,093 $116.20 $295M −346,764 −$160M
RRR, Red Rock Resorts 0.90% Add +6.6% 8,386,545 $33.36 $280M +520,546 −$102M
MORN, Morningstar 0.90% Reduce −0.9% 1,155,415 $241.83 $279M −10,000 −$39M
PENN, Penn National Gaming 0.85%, was 1.11% Reduce −18.1% 8,694,310 $30.42 $264M −1,922,022 −$186M
PRI, Primerica 0.78% Reduce −1.5% 2,029,953 $119.69 $243M −30,104 −$39M
BABA, Alibaba 0.78% Reduce −6.1% 2,129,109 $113.68 $242M −139,047 −$4.7M
BFAM 0.70% Add +3.4% 2,594,902 $84.52 $219M +85,427 −$114M
Endava 0.69% Add +6.0% 2,446,074 $88.27 $216M +138,421 −$91M
VRSK, Verisk 0.68%, was 0.61% Add +5.2% 1,218,138 $173.09 $211M +59,758 −$38M
SBAC, SBA Communications 0.67%, was 0.51% Add +8.9% 654,372 $320.05 $209M +53,707 +$2.7M
SITE, Siteone Landscape Supply 0.66%, was 0.42% Add +62.3% 1,716,539 $118.87 $204M +659,006 +$33M
CNS, Cohen & Steers 0.64% Add +1.1% 3,120,610 $63.59 $198M +34,641 −$67M
ICLR, Icon 0.62%, was 0.46% Add +14.8% 885,458 $216.70 $192M +114,427 +$4.3M
EFOR, Asgn 0.61%, was 0.46% Add +30.1% 2,087,359 $90.25 $188M +482,901 +$1.1M
TREX 0.60%, was 0.53% Add +3.0% 3,417,043 $54.42 $186M +99,594 −$31M
ARE 0.58%, was 0.62% Reduce −1.5% 1,234,951 $145.03 $179M −18,690 −$73M
SPOT, Spotify 0.56% Add +4.5% 1,854,718 $93.83 $174M +80,173 −$94M
FND, Floor & Decor 0.54%, was 0.39% Add +36.5% 2,654,102 $62.96 $167M +710,016 +$9.6M
DAY, Ceridian HCM 0.53%, was 0.52% Add +12.5% 3,492,708 $47.08 $164M +388,876 −$48M
VEEV, Veeva Systems 0.51%, was 0.42% Add +0.8% 807,603 $198.04 $160M +6,538 −$10M
AMZN, Amazon 0.51% Add +1776.4% 1,502,137 $106.21 $160M +1,422,081 −$101M
ARGX, Argenx 0.51% Reduce −16.1% 420,645 $378.88 $159M −80,694 +$1.3M
MRCY, Mercury Systems 0.50%, was 0.33% Add +15.6% 2,417,585 $64.33 $156M +326,200 +$21M
BIDU, Baidu 0.49%, was 0.28% Add +18.3% 1,034,650 $148.73 $154M +160,371 +$38M
SSNC, SS&C Technologies 0.49%, was 0.57% Reduce −15.0% 2,623,893 $58.07 $152M −463,028 −$79M
GOOG, Alphabet Class C 0.49%, was 0.56% Reduce −16.0% 69,151 $2,187 $151M −13,161 −$79M
GTM, Zoominfo Technologies 0.45%, was 0.64% Reduce −3.2% 4,222,769 $33.24 $140M −139,757 −$120M
MSFT, Microsoft 0.43% Reduce −2.0% 524,333 $256.83 $135M −10,653 −$30M
DEI, Douglas Emmett 0.42%, was 0.49% Reduce −2.0% 5,812,205 $22.38 $130M −115,907 −$68M
BN, Brookfield Corporation 0.42%, was 0.40% Add +2.6% 2,920,872 $44.47 $130M +74,275 −$31M

Showing top 50 of 362 by value

Exits / last held

Gone since 2022 Q1, shown at their last reported size.

Stock % of portfolio Recent activity Shares Reported price* Value Share change $ change
TNL, Travel Plus Leisure 0.15% Exit 0 $57.94 $62M −1,071,221 −$62M
Six Flags Entertainment 0.13% Exit 0 $43.50 $54M −1,250,103 −$54M
HHH, Howard Hughes 0.10% Exit 0 $103.61 $43M −411,740 −$43M
CZR 0.10% Exit 0 $77.36 $41M −525,799 −$41M
Holding 0.09% Exit 0 $51.18 $38M −736,392 −$38M
Berry Global Group 0.08% Exit 0 $57.96 $32M −550,000 −$32M
SPG, Simon Property Group 0.06% Exit 0 $131.56 $25M −190,815 −$25M
SOFI, Sofi Technologies 0.06% Exit 0 $9.45 $24M −2,559,148 −$24M
CYRX, Cryoport 0.05% Exit 0 $34.91 $19M −530,097 −$19M
SNAP 0.04% Exit 0 $35.99 $18M −500,100 −$18M
Accolade 0.04% Exit 0 $17.56 $18M −1,014,547 −$18M
Sarissa Capital Acquisitn 0.04% Exit 0 $9.93 $15M −1,511,845 −$15M
NFLX, Netflix 0.02% Exit 0 $374.58 $10M −26,942 −$10M
Helios Technologies 0.02% Exit 0 $80.25 $8.7M −108,929 −$8.7M
VNO, Vornado Realty Trust 0.02% Exit 0 $45.32 $7.3M −160,034 −$7.3M
Enfusion 0.02% Exit 0 $12.72 $6.7M −524,789 −$6.7M
PK, Park Hotels Resorts 0.01% Exit 0 $19.53 $5.3M −272,867 −$5.3M
ELV, Anthem 0.01% Exit 0 $491.25 $4.7M −9,600 −$4.7M
HST, Host Hotels & Resorts 0.01% Exit 0 $19.43 $4.5M −233,643 −$4.5M
Paya 0.01% Exit 0 $5.86 $4.5M −768,150 −$4.5M
KRC, Kilroy Realty 0.01% Exit 0 $76.42 $4.4M −58,025 −$4.4M
THC, Tenet Healthcare 0.01% Exit 0 $85.96 $3.9M −45,500 −$3.9M
KW, Kennedy-Wilson 0.01% Exit 0 $24.39 $2.8M −114,188 −$2.8M
BXP, Boston Properties 0.01% Exit 0 $128.81 $2.8M −21,504 −$2.8M
RNG, Ringcentral 0.01% Exit 0 $117.21 $2.6M −21,825 −$2.6M
LHC Group 0.01% Exit 0 $168.60 $2.5M −15,000 −$2.5M
FR, First Industrial Realty Trust — Exit 0 $61.90 $2M −32,050 −$2M
ALNY, Alnylam Pharmaceuticals — Exit 0 $163.30 $1.9M −11,500 −$1.9M
NVST, Envista — Exit 0 $48.70 $974K −20,000 −$974K
ECL, Ecolab — Exit 0 $176.67 $571K −3,232 −$571K
PYPL, PayPal — Exit 0 $115.58 $497K −4,300 −$497K
Nerdy — Exit 0 $5.09 $439K −86,223 −$439K
Weber — Exit 0 $9.83 $355K −36,104 −$355K
WMG, Warner Music Group — Exit 0 $37.81 $326K −8,622 −$326K
Duck Creek Technologies — Exit 0 $22.08 $265K −12,000 −$265K

Weight bar: held both quarters added sold at this quarter’s reported price

* 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 2022 Q1. Click a column header to sort, or New, Hold, Add or Reduce to bring those moves to the top. Exit opens the last-held block below.

Filings history

20 periods, with AUM normalized

Period Holds 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 to 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