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Livermore
Livermore
ZHEN

Bamco Inc

SEC CIK
0001017918
Latest filing
Aug 14, 2026

Holdings in Q1 2024

Holdings as of Mar 31, 2024, filed May 15, 2024. Long positions only; changes compare share counts with Q4 2023.

Institution overview
Positions
332
+2 vs. Q4 2023
Portfolio value
$37.5B
−$27.6M (−0.1%) vs. Q4 2023
Filed
May 15, 2024
SEC
Holdings of Bamco Inc in Q1 2024
SecurityClassSharesValue% of portfolioShare changeActionHistory
TSLATesla, Inc.Stock17,217,795$3.03B8.1%−490,694−2.8%ReducedHistory
ITGartner IncCOM4,250,733$2.03B5.4%−175,459−4.0%ReducedHistory
ACGLArch Capital Group Ltd.Stock21,024,711$1.94B5.2%−267,331−1.3%ReducedHistory
CSGPCostar Group, Inc.COM19,337,618$1.87B5.0%−53,665−0.3%ReducedHistory
MSCIMSCI Inc.Stock2,254,035$1.26B3.4%−25,465−1.1%ReducedHistory
FDSFactset Research Systems IncStock2,737,284$1.24B3.3%−40,343−1.5%ReducedHistory
IDXXIDEXX Laboratories IncCOM2,104,951$1.14B3.0%−195,066−8.5%ReducedHistory
MTNVail Resorts IncCOM4,795,287$1.07B2.8%−124,728−2.5%ReducedHistory
KNSLKinsale Capital Group, Inc.Stock1,920,920$1.01B2.7%−4,594−0.2%ReducedHistory
HHyatt Hotels CorpCOM CL A5,377,052$858.3M2.3%−28,037−0.5%ReducedHistory
GWREGuidewire Software, Inc.COM6,215,742$725.4M1.9%−145,300−2.3%ReducedHistory
RRRRed Rock Resorts, Inc.CL A10,409,100$622.7M1.7%+50,246+0.5%AddedHistory
ANSSAnsys IncCOM1,756,370$609.7M1.6%−231,030−11.6%ReducedHistory
CHHChoice Hotels International IncCOM4,754,307$600.7M1.6%−55,990−1.2%ReducedHistory
SCHWSchwab Charles CorpStock7,432,213$537.6M1.4%−695,325−8.6%ReducedHistory
PRIPrimerica, Inc.Stock1,904,478$481.8M1.3%−4,370−0.2%ReducedHistory
MTDMettler Toledo International IncCOM304,583$405.5M1.1%−22,139−6.8%ReducedHistory
MORNMorningstar, Inc.COM1,308,671$403.6M1.1%−13,780−1.0%ReducedHistory
NVDANVIDIA CorpStock446,166$403.1M1.1%−110,715−19.9%ReducedHistory
VRTVertiv Holdings CoCOM CL A4,850,000$396.1M1.1%−1,900,000−28.1%ReducedHistory
GLPIGaming & Leisure Properties, Inc.COM8,264,702$380.8M1.0%−109,996−1.3%ReducedHistory
WSTWest Pharmaceutical Services IncCOM891,945$353.0M0.9%−105,876−10.6%ReducedHistory
TECHBIO-TECHNE CorpCOM4,998,210$351.8M0.9%−353,796−6.6%ReducedHistory
ICLRIcon PLCCOM969,991$325.9M0.9%−17,770−1.8%ReducedHistory
IRDMIridium Communications Inc.COM11,925,775$312.0M0.8%−2,120,000−15.1%ReducedHistory
VRSKVerisk Analytics, Inc.COM1,305,629$307.8M0.8%−74,590−5.4%ReducedHistory
SITESiteOne Landscape Supply, Inc.COM1,495,837$261.1M0.7%+4960.0%AddedHistory
MSFTMicrosoft CorpStock586,917$246.9M0.7%+46,915+8.7%AddedHistory
FNDFloor & Decor Holdings, Inc.CL A1,832,533$237.5M0.6%−425,360−18.8%ReducedHistory
EFOREverforth IncCOM2,227,200$233.3M0.6%00.0%UnchangedHistory
TOLToll Brothers, Inc.COM1,793,790$232.1M0.6%−7,900−0.4%ReducedHistory
TREXTrex Co IncCOM2,297,372$229.2M0.6%−208,000−8.3%ReducedHistory
SPOTSpotify Technology S.A.Stock864,584$228.2M0.6%+190,931+28.3%AddedHistory
DAYDayforce, Inc.COM3,439,154$227.7M0.6%−126,554−3.5%ReducedHistory
IBPInstalled Building Products, Inc.COM795,178$205.7M0.5%−120,727−13.2%ReducedHistory
GTLSChart Industries IncCOM1,170,013$192.7M0.5%+25,000+2.2%AddedHistory
AMZNAmazon Com IncStock1,065,160$192.1M0.5%+40,707+4.0%AddedHistory
BFAMBright Horizons Family Solutions Inc.COM1,662,978$188.5M0.5%−51,021−3.0%ReducedHistory
FICOFair Isaac CorpCOM136,818$171.0M0.5%−14,186−9.4%ReducedHistory
SHOPShopify Inc.Stock2,204,973$170.2M0.5%−9,985−0.5%ReducedHistory
HLIHoulihan Lokey, Inc.CL A1,298,140$166.4M0.4%−4700.0%ReducedHistory
TTDTrade Desk, Inc.Stock1,901,685$166.2M0.4%−27,248−1.4%ReducedHistory
CNSCohen & Steers, Inc.COM2,143,035$164.8M0.4%−35,000−1.6%ReducedHistory
EQIXEquinix IncCOM198,503$163.8M0.4%−37,768−16.0%ReducedHistory
AREAlexandria Real Estate Equities, Inc.COM1,203,016$155.1M0.4%−29,633−2.4%ReducedHistory
ROPRoper Technologies IncStock264,763$148.5M0.4%−18,846−6.6%ReducedHistory
DNUTKrispy Kreme, Inc.COM9,734,467$148.3M0.4%+246,600+2.6%AddedHistory
TSMTaiwan Semiconductor Manufacturing Co LtdADR1,066,264$145.1M0.4%−1,096,791−50.7%ReducedHistory
CPNGCoupang, Inc.CL A7,942,062$141.3M0.4%+693,898+9.6%AddedHistory
BIRKBirkenstock Holding plcCOM SHS2,974,458$140.5M0.4%+40,457+1.4%AddedHistory
METAMeta Platforms, Inc.Stock282,937$137.4M0.4%+22,823+8.8%AddedHistory
DXCMDexcom IncCOM967,983$134.3M0.4%−29,725−3.0%ReducedHistory
FIGSFIGS, Inc.CL A25,731,980$128.1M0.3%+516,496+2.0%AddedHistory
BYDBoyd Gaming CorpCOM1,899,344$127.9M0.3%+73,491+4.0%AddedHistory
TDGTransDigm Group INCCOM100,000$123.2M0.3%−25,000−20.0%ReducedHistory
ONONOn Holding AGStock3,394,195$120.1M0.3%−130,798−3.7%ReducedHistory
ALTRAltair Engineering Inc.COM CL A1,385,507$119.4M0.3%−200,000−12.6%ReducedHistory
PLDPrologis, Inc.REIT901,660$117.4M0.3%−38,698−4.1%ReducedHistory
NEOGNeogen CorpCOM7,304,967$115.3M0.3%+680,668+10.3%AddedHistory
AZPNAspen Technology, Inc.COM539,363$115.0M0.3%−14,735−2.7%ReducedHistory
LENLennar CorpCL A648,867$111.6M0.3%+23,483+3.8%AddedHistory
DKNGDraftKings Inc.Stock2,392,965$108.7M0.3%−4,767−0.2%ReducedHistory
VEEVVeeva Systems IncStock466,154$108.0M0.3%−34,257−6.8%ReducedHistory
APHAmphenol CorpCL A935,817$107.9M0.3%−70,381−7.0%ReducedHistory
BABAAlibaba Group Holding LtdADR1,477,413$106.9M0.3%−172,276−10.4%ReducedHistory
CBRECbre Group, Inc.CL A1,085,594$105.6M0.3%−53,557−4.7%ReducedHistory
ARGXArgenx SESPONSORED ADR266,674$105.0M0.3%−20,705−7.2%ReducedHistory
BXBlackstone Inc.COM798,377$104.9M0.3%+65,143+8.9%AddedHistory
DHIHorton D R IncCOM635,880$104.6M0.3%00.0%UnchangedHistory
JBIJanus International Group, Inc.COMMON STOCK6,871,661$104.0M0.3%00.0%UnchangedHistory
CDWCDW CorpCOM398,721$102.0M0.3%−30,705−7.2%ReducedHistory
INDIindie Semiconductor, Inc.CLASS A COM14,285,896$101.1M0.3%+3,121,255+28.0%AddedHistory
MGMMGM Resorts InternationalStock2,101,065$99.2M0.3%+73,515+3.6%AddedHistory
MELIMercadolibre IncCOM64,165$97.0M0.3%−3,603−5.3%ReducedHistory
COOCooper Companies, Inc.COM943,282$95.7M0.3%−61,110−6.1%ReducedConverted for a 4-for-1 splitHistory
CWANClearwater Analytics Holdings, Inc.CL A5,359,172$94.8M0.3%+1,262,150+30.8%AddedHistory
BWINBaldwin Insurance Group, Inc.COM CL A3,259,934$94.3M0.3%−660.0%ReducedHistory
RBCRBC Bearings INCCOM345,790$93.5M0.2%−30,652−8.1%ReducedHistory
CGCarlyle Group Inc.COM1,944,402$91.2M0.2%−3,000−0.2%ReducedHistory
NUNu Holdings Ltd.ORD SHS CL A7,494,909$89.4M0.2%+179,839+2.5%AddedHistory
INTAIntapp, Inc.COM2,583,231$88.6M0.2%+2,583,231NewHistory
CRWDCrowdStrike Holdings, Inc.Stock273,283$87.6M0.2%−15,312−5.3%ReducedHistory
DEIDouglas Emmett IncCOM6,277,081$87.1M0.2%00.0%UnchangedHistory
IBKRInteractive Brokers Group, Inc.Stock764,968$85.5M0.2%+27,434+3.7%AddedHistory
PWRQuanta Services, Inc.COM323,240$84.0M0.2%−24,741−7.1%ReducedHistory
PLNTPlanet Fitness, Inc.CL A1,325,000$83.0M0.2%+125,000+10.4%AddedHistory
XPXP Inc.CL A3,228,598$82.8M0.2%+681,273+26.7%AddedHistory
NETCloudflare, Inc.CL A COM845,046$81.8M0.2%−90,239−9.6%ReducedHistory
IEXIdex CorpCOM332,322$81.1M0.2%−53,434−13.9%ReducedHistory
DAVAEndava plcADS2,118,668$80.6M0.2%−237,421−10.1%ReducedHistory
WYNNWynn Resorts LtdCOM788,335$80.6M0.2%+38,160+5.1%AddedHistory
KTOSKratos Defense & Security Solutions, Inc.COM NEW4,374,077$80.4M0.2%+511,538+13.2%AddedHistory
REXRRexford Industrial Realty, Inc.COM1,587,446$79.8M0.2%−46,974−2.9%ReducedHistory
CAKECheesecake Factory IncCOM2,200,000$79.5M0.2%00.0%UnchangedHistory
FWONKLiberty Media CorpCOM LBTY ONE S C1,200,000$78.7M0.2%00.0%UnchangedHistory
YMMFull Truck Alliance Co. Ltd.SPONSORED ADS10,819,188$78.7M0.2%+238,622+2.3%AddedHistory
AXONAxon Enterprise, Inc.COM251,277$78.6M0.2%−34,543−12.1%ReducedHistory
ROLRollins IncCOM1,676,374$77.6M0.2%−127,921−7.1%ReducedHistory
BIDUBaidu, Inc.ADR733,146$77.2M0.2%−24,699−3.3%ReducedHistory
TRUTransUnionCOM932,094$74.4M0.2%−70,578−7.0%ReducedHistory

Sold out since Q4 2023 (14)

Positions held at the end of Q4 2023 that are gone from this filing.

Positions of Bamco Inc sold out since Q4 2023
SecurityClassShares in Q4 2023Value in Q4 2023% of portfolio in Q4 2023History
MKTXMarketaxess Holdings IncCOM67,596$19.8M0.1%History
CLVTClarivate PLCORD SHS2,000,000$18.5M<0.1%History
STNEStoneCo Ltd.COM626,634$11.3M<0.1%History
QLYSQualys, Inc.COM46,222$9.07M<0.1%History
ICHRIchor Holdings, Ltd.SHS231,384$7.78M<0.1%History
EPAMEPAM Systems, Inc.COM25,263$7.51M<0.1%History
GPCRStructure Therapeutics Inc.SPONSORED ADS118,333$4.82M<0.1%History
VTRVentas, Inc.REIT62,893$3.13M<0.1%History
HUMHumana IncStock5,425$2.48M<0.1%History
Vanguard Information Technology ETF92204A702ETF3,396$1.64M<0.1%–
MRNAModerna, Inc.Stock7,500$745.9K<0.1%History
VLTOVeralto CorpStock3,314$272.6K<0.1%History
Invesco QQQ Trust Series I46090E103ETF326$133.5K<0.1%–
SPYSPDR S&P 500 ETF TrustETF60$28.5K<0.1%History