Skip to main content
Livermore
Livermore
ZHEN

Bamco Inc

SEC CIK
0001017918
Latest filing
Aug 14, 2026

Holdings in Q4 2025

Holdings as of Dec 31, 2025, filed Feb 17, 2026. Long positions only; changes compare share counts with Q3 2025.

Institution overview
Positions
327
−3 vs. Q3 2025
Portfolio value
$36.9B
−$802.3M (−2.1%) vs. Q3 2025
Filed
Feb 17, 2026
SEC
Holdings of Bamco Inc in Q4 2025
SecurityClassSharesValue% of portfolioShare changeActionHistory
TSLATesla, Inc.Stock11,927,475$5.36B14.5%−20,139−0.2%ReducedHistory
ACGLArch Capital Group Ltd.Stock17,987,505$1.73B4.7%−772,150−4.1%ReducedHistory
MSCIMSCI Inc.Stock2,755,747$1.58B4.3%+361,630+15.1%AddedHistory
CSGPCostar Group, Inc.COM19,498,099$1.31B3.6%+242,533+1.3%AddedHistory
IDXXIDEXX Laboratories IncCOM1,798,041$1.22B3.3%−86,088−4.6%ReducedHistory
ITGartner IncCOM4,212,957$1.06B2.9%−109,156−2.5%ReducedHistory
GWREGuidewire Software, Inc.COM5,147,550$1.03B2.8%−21,301−0.4%ReducedHistory
HHyatt Hotels CorpCOM CL A6,106,485$979.0M2.7%−10,188−0.2%ReducedHistory
FDSFactset Research Systems IncStock2,888,845$838.3M2.3%+1,069,786+58.8%AddedHistory
RRRRed Rock Resorts, Inc.CL A12,519,892$775.6M2.1%+250,725+2.0%AddedHistory
SCHWSchwab Charles CorpStock7,060,309$705.4M1.9%−71,650−1.0%ReducedHistory
CHHChoice Hotels International IncCOM7,386,575$703.6M1.9%+2,026,679+37.8%AddedHistory
KNSLKinsale Capital Group, Inc.Stock1,781,201$696.7M1.9%−7,389−0.4%ReducedHistory
FIGSFIGS, Inc.CL A59,959,449$681.1M1.8%+25,0010.0%AddedHistory
MTNVail Resorts IncCOM4,809,928$638.8M1.7%−892,764−15.7%ReducedHistory
SPOTSpotify Technology S.A.Stock997,291$579.1M1.6%+8,596+0.9%AddedHistory
NVDANVIDIA CorpStock2,988,943$557.4M1.5%+3,641+0.1%AddedHistory
SHOPShopify Inc.Stock2,288,270$368.3M1.0%+2,771+0.1%AddedHistory
BIRKBirkenstock Holding plcCOM SHS7,966,037$325.8M0.9%+1,612,236+25.4%AddedHistory
IBKRInteractive Brokers Group, Inc.Stock4,643,376$298.6M0.8%+33,608+0.7%AddedHistory
PRIPrimerica, Inc.Stock1,132,544$292.6M0.8%−275,697−19.6%ReducedHistory
VRSKVerisk Analytics, Inc.COM1,302,611$291.4M0.8%+81,596+6.7%AddedHistory
AMZNAmazon Com IncStock1,225,159$282.8M0.8%+146,847+13.6%AddedHistory
MORNMorningstar, Inc.COM1,241,794$269.9M0.7%−172,511−12.2%ReducedHistory
SITESiteOne Landscape Supply, Inc.COM2,028,366$252.7M0.7%+61,490+3.1%AddedHistory
ONONOn Holding AGStock5,405,486$251.2M0.7%+658,933+13.9%AddedHistory
VRTVertiv Holdings CoCOM CL A1,545,572$250.4M0.7%−525,071−25.4%ReducedHistory
WELLWelltower Inc.REIT1,277,492$237.1M0.6%+90,558+7.6%AddedHistory
APHAmphenol CorpCL A1,710,742$231.2M0.6%−178,788−9.5%ReducedHistory
CBRECbre Group, Inc.CL A1,359,332$218.6M0.6%−3,653−0.3%ReducedHistory
MTDMettler Toledo International IncCOM146,334$204.0M0.6%−65,018−30.8%ReducedHistory
HLIHoulihan Lokey, Inc.CL A1,123,951$195.8M0.5%−6,239−0.6%ReducedHistory
TSMTaiwan Semiconductor Manufacturing Co LtdADR634,652$192.9M0.5%+28,740+4.7%AddedHistory
JLLJones Lang Lasalle IncCOM564,297$189.9M0.5%+2000.0%AddedHistory
CWANClearwater Analytics Holdings, Inc.CL A7,816,447$188.5M0.5%+141,409+1.8%AddedHistory
AVGOBroadcom Inc.Stock537,840$186.1M0.5%+40,441+8.1%AddedHistory
METAMeta Platforms, Inc.Stock270,126$178.3M0.5%+4,991+1.9%AddedHistory
BNBROOKFIELD CorpCL A LTD VT SH3,635,917$166.9M0.5%+1,233,637+51.4%AddedHistory
MSFTMicrosoft CorpStock341,758$165.3M0.4%+6,211+1.9%AddedHistory
DKNGDraftKings Inc.Stock4,674,455$161.1M0.4%+568,487+13.8%AddedHistory
TOLToll Brothers, Inc.COM1,166,270$157.7M0.4%+9,385+0.8%AddedHistory
BABAAlibaba Group Holding LtdADR1,071,647$157.1M0.4%+67,948+6.8%AddedHistory
INTAIntapp, Inc.COM3,327,989$152.5M0.4%+447,039+15.5%AddedHistory
WYNNWynn Resorts LtdCOM1,219,590$146.8M0.4%−118,268−8.8%ReducedHistory
IOTSamsara Inc.Stock4,120,031$146.1M0.4%+741,200+21.9%AddedHistory
LOARLoar Holdings Inc.COM SHS2,119,505$144.1M0.4%+310,406+17.2%AddedHistory
PLDPrologis, Inc.REIT1,109,127$141.6M0.4%+217,605+24.4%AddedHistory
KRMNKarman Holdings Inc.COMMON STOCK1,914,221$140.1M0.4%−457,011−19.3%ReducedHistory
PWRQuanta Services, Inc.COM328,010$138.4M0.4%−28,836−8.1%ReducedHistory
RBCRBC Bearings INCCOM303,110$135.9M0.4%−24,539−7.5%ReducedHistory
LLYVKLiberty Live Holdings, Inc.COM SHS SER C1,613,666$134.2M0.4%+154,756+10.6%AddedHistory
GDSGDS Holdings LtdSPONSORED ADS3,784,848$132.1M0.4%−473,816−11.1%ReducedHistory
ARGXArgenx SESPONSORED ADR153,719$129.3M0.4%−13,975−8.3%ReducedHistory
MELIMercadolibre IncCOM61,964$124.8M0.3%−670−1.1%ReducedHistory
PLNTPlanet Fitness, Inc.CL A1,150,028$124.7M0.3%00.0%UnchangedHistory
ABNBAirbnb, Inc.Stock880,076$119.4M0.3%+301,536+52.1%AddedHistory
TTANServiceTitan, Inc.SHS CL A1,096,931$116.8M0.3%+134,313+14.0%AddedHistory
FICOFair Isaac CorpCOM68,651$116.1M0.3%−7,178−9.5%ReducedHistory
NOVTNovanta IncCOM936,962$111.5M0.3%+309,869+49.4%AddedHistory
EQIXEquinix IncCOM145,429$111.4M0.3%−32,919−18.5%ReducedHistory
PCORProcore Technologies, Inc.COM1,515,982$110.3M0.3%+35,206+2.4%AddedHistory
IBPInstalled Building Products, Inc.COM423,182$109.8M0.3%−35,000−7.6%ReducedHistory
HEI.AHeico CorpCL A434,342$109.6M0.3%+9,613+2.3%AddedHistory
JBTMJBT Marel CorpCOM700,040$105.5M0.3%00.0%UnchangedHistory
CRHCRH Public Ltd CoORD844,634$105.4M0.3%+1,900+0.2%AddedHistory
TDGTransDigm Group INCCOM77,799$103.5M0.3%−4,350−5.3%ReducedHistory
BFAMBright Horizons Family Solutions Inc.COM1,013,488$102.8M0.3%+74,526+7.9%AddedHistory
CPNGCoupang, Inc.CL A4,274,350$100.8M0.3%−31,545−0.7%ReducedHistory
LVSLas Vegas Sands CorpCOM1,497,892$97.5M0.3%+279,663+23.0%AddedHistory
ICLRIcon PLCCOM534,248$97.4M0.3%−150,693−22.0%ReducedHistory
EXASExact Sciences CorpCOM954,547$96.9M0.3%−1,184,503−55.4%ReducedHistory
VTRVentas, Inc.REIT1,219,483$94.4M0.3%+1,048,958+615.1%AddedHistory
FROGJFrog LtdStock1,493,518$93.3M0.3%+244,450+19.6%AddedHistory
LLYEli Lilly & CoStock86,476$92.9M0.3%+863+1.0%AddedHistory
ROPRoper Technologies IncStock207,437$92.3M0.3%−18,623−8.2%ReducedHistory
KTOSKratos Defense & Security Solutions, Inc.COM NEW1,209,773$91.8M0.2%−723,116−37.4%ReducedHistory
BXBlackstone Inc.COM580,010$89.4M0.2%−36,232−5.9%ReducedHistory
RGENRepligen CorpCOM544,779$89.3M0.2%+163,101+42.7%AddedHistory
FWONKLiberty Media CorpCOM LBTY ONE S C900,000$88.7M0.2%00.0%UnchangedHistory
SNOWSnowflake Inc.Stock381,878$83.8M0.2%+8,456+2.3%AddedHistory
GLPIGaming & Leisure Properties, Inc.COM1,858,796$83.1M0.2%−3,285,200−63.9%ReducedHistory
FNDFloor & Decor Holdings, Inc.CL A1,354,401$82.5M0.2%−172,994−11.3%ReducedHistory
BAPCredicorp LtdCOM285,044$81.8M0.2%−10,878−3.7%ReducedHistory
NETCloudflare, Inc.CL A COM409,604$80.8M0.2%−44,630−9.8%ReducedHistory
HLTHilton Worldwide Holdings Inc.COM267,703$76.9M0.2%+3,286+1.2%AddedHistory
INDIindie Semiconductor, Inc.CLASS A COM21,705,742$76.6M0.2%+148,455+0.7%AddedHistory
DRVNDriven Brands Holdings Inc.COM5,000,261$74.1M0.2%00.0%UnchangedHistory
ROLRollins IncCOM1,208,539$72.5M0.2%−71,373−5.6%ReducedHistory
WSTWest Pharmaceutical Services IncCOM263,189$72.4M0.2%−37,742−12.5%ReducedHistory
BWINBaldwin Insurance Group, Inc.COM CL A3,010,428$72.3M0.2%+2250.0%AddedHistory
TECHBIO-TECHNE CorpCOM1,207,499$71.0M0.2%−1,288,824−51.6%ReducedHistory
ESTAEstablishment Labs Holdings Inc.COM961,226$70.1M0.2%−220,598−18.7%ReducedHistory
TRUTransUnionCOM813,353$69.7M0.2%−9,130−1.1%ReducedHistory
HQYHealthequity, Inc.COM756,025$69.3M0.2%−3,500−0.5%ReducedHistory
ALKTAlkami Technology, Inc.Stock2,983,065$68.8M0.2%+588,033+24.6%AddedHistory
CGNXCognex CorpCOM1,900,166$68.4M0.2%00.0%UnchangedHistory
HTFLHeartflow, Inc.COM2,303,877$67.2M0.2%+1,066,371+86.2%AddedHistory
DDOGDatadog, Inc.CL A COM490,582$66.7M0.2%−48,861−9.1%ReducedHistory
DTDynatrace, Inc.Stock1,499,500$65.0M0.2%+121,378+8.8%AddedHistory
VMCVulcan Materials COCOM225,132$64.2M0.2%+1,966+0.9%AddedHistory

Sold out since Q3 2025 (36)

Positions held at the end of Q3 2025 that are gone from this filing.

Positions of Bamco Inc sold out since Q3 2025
SecurityClassShares in Q3 2025Value in Q3 2025% of portfolio in Q3 2025History
TREXTrex Co IncCOM1,589,735$82.1M0.2%History
ITGRInteger Holdings CorpCOM766,055$79.2M0.2%History
DUOLDuolingo, Inc.CL A COM243,708$78.4M0.2%History
VNOVornado Realty TrustSH BEN INT1,408,487$57.1M0.2%History
IRMIron Mountain IncCOM436,831$44.5M0.1%History
DAYDayforce, Inc.COM523,064$36.0M0.1%History
DHIHorton D R IncCOM199,717$33.8M0.1%History
BEKEKE Holdings Inc.SPONSORED ADS1,756,357$33.4M0.1%History
JBIJanus International Group, Inc.COMMON STOCK2,750,000$27.1M0.1%History
IRTIndependence Realty Trust, Inc.COM1,467,193$24.0M0.1%History
METCRamaco Resources, Inc.COM CL A623,058$20.7M0.1%History
GFIGold Fields LtdSPONSORED ADR370,774$15.6M<0.1%History
VICIVici Properties Inc.COM239,048$7.80M<0.1%History
INVHInvitation Homes Inc.COM258,156$7.57M<0.1%History
SMASmartStop Self Storage REIT, Inc.COMMON STOCK185,572$6.98M<0.1%History
BLDRBuilders FirstSource, Inc.Stock57,196$6.94M<0.1%History
VERXVertex, Inc.Stock248,042$6.15M<0.1%History
UDRUDR, Inc.COM88,575$3.30M<0.1%History
BILLBILL Holdings, Inc.Stock54,733$2.90M<0.1%History
FRPTFreshpet, Inc.Stock38,628$2.13M<0.1%History
DOCSDoximity, Inc.CL A27,000$1.98M<0.1%History
CDTXCidara Therapeutics, Inc.COM NEW17,500$1.68M<0.1%History
AREAlexandria Real Estate Equities, Inc.COM20,104$1.68M<0.1%History
MANUManchester United plcORD CL A90,448$1.37M<0.1%History
CYTKCytokinetics IncCOM NEW24,500$1.35M<0.1%History
CFLTConfluent, Inc.CLASS A COM65,000$1.29M<0.1%History
DAVAEndava plcADS118,800$1.08M<0.1%History
CVSCVS Health CorpStock13,000$980.1K<0.1%History
ZZillow Group, Inc.CL C CAP STK12,150$936.2K<0.1%History
FISVFiserv IncStock5,000$644.6K<0.1%History
ESNTEssent Group Ltd.COM8,335$529.8K<0.1%History
MRUSMerus N.V.COM5,000$470.8K<0.1%History
IBNIcici Bank LtdADR11,708$353.9K<0.1%History
MBLYMobileye Global Inc.Stock13,357$188.6K<0.1%History
MRPMillrose Properties, Inc.COM CL A20$672<0.1%History
CYHCommunity Health Systems IncCOM100$321<0.1%History