Skip to content

ACADIAN ASSET MANAGEMENT LLC

Follow

13F filer, CIK 916542, Boston, MA

ACADIAN ASSET MANAGEMENT LLC reported $70,490,269,000 across 2,011 holdings for the quarter ended 2026-03-31, in a 13F-HR filed 2026-05-13. Its ten largest share positions make up 24.47% of the portfolio.

Filed (acceptance time not in the bulk data set), ingested 13F-HR 0001140361-26-020957

Period
2026-03-31
Reported value
$70.5B
Holdings
2,011
Top 10 weight
24.47%
New
347
Sold out
295

Largest buys vs the previous quarter

SecurityShares changeApprox. value
AAPLadded+4,375,217$1.11B
PEPadded+4,445,089$690M
GOOGLadded+2,264,505$651M
AMATadded+1,891,958$647M
CVXadded+2,493,884$516M

Ranked by the share change valued at this quarter's implied price (value over shares in the 13F). A position sold out is valued at the previous quarter's price, its last report.

Largest sells vs the previous quarter

SecurityShares changeApprox. value
UBSreduced-13,209,941-$505M
DBreduced-14,589,685-$422M
METAreduced-682,961-$391M
TDreduced-3,212,449-$299M
SPOTreduced-544,361-$264M

Ranked by the share change valued at this quarter's implied price (value over shares in the 13F). A position sold out is valued at the previous quarter's price, its last report.

Back to all 2,011 share positions

Sold out in Q1 2026

Positions in the previous quarter's report that this quarter's report no longer lists.

SecurityShares beforeValue beforeType
AZNASTRAZENECA PLC-SPONS ADR2,178,578$200Mshares
ACWXISHARES TR2,252,690$151Mshares
INDIVIOR PLCINDIVIOR PLC3,085,113$110Mshares
ARGXARGENX SE117,887$99.1Mshares
KODKODIAK SCIENCES INC709,818$19.8Mshares
RYAAYRYANAIR HOLDINGS PLC212,032$15.3Mshares
CSGSCSG SYS INTL INC155,771$11.9Mshares
AAUCALLIED GOLD CORP494,192$11.3Mshares
AEGAEGON LTD1,362,895$10.5Mshares
CLBTCELLEBRITE DI LTD566,308$10.2Mshares
MASMASCO CORP154,202$9.78Mshares
ONTFON24 INC1,189,707$9.46Mshares
FOLDAMICUS THERAPEUTIC576,762$8.21Mshares
XERSXERIS BIOPHARMA HOLDINGS INC971,598$7.62Mshares
LOPEGRAND CANYON ED INC43,116$7.17Mshares
VTYXVENTYX BIOSCIENCES INC773,512$6.98Mshares
DQDAQO NEW ENERGY CORP229,490$6.76Mshares
TRUETRUECAR INC2,831,363$6.39Mshares
ARISARIS MINING CORPORATION346,520$5.62Mshares
CFLTCONFLUENT INC-CLASS A175,235$5.29Mshares
AWKAMERICAN WTR WKS CO INC NEW39,708$5.18Mshares
MGICMAGIC SOFTWARE ENTERPRISES189,384$4.87Mshares
ONONON HLDG AG102,986$4.78Mshares
MLCOMELCO RESORTS AND ENTMNT LTD606,063$4.58Mshares
FFICFLUSHING FINL CORP300,745$4.56Mshares
ISTRINVESTAR HOLDING CORP167,925$4.48Mshares
HOODROBINHOOD MKTS INC38,751$4.38Mshares
SPOKSPOK HLDGS INC322,043$4.25Mshares
HYMCHYCROFT MINING HOLDING CORP171,611$4.08Mshares
CBSHCOMMERCE BANCSHARES INC72,973$3.82Mshares
RRRRED ROCK RESORTS INC61,490$3.81Mshares
FROGJFROG LTD54,026$3.37Mshares
AREALEXANDRIA REAL ESTATE EQ IN65,673$3.21Mshares
MERSANA THERAPEUTICS INCMERSANA THERAPEUTICS INC110,882$3.21Mshares
DTDYNATRACE INC72,691$3.15Mshares
AMLXAMYLYX PHARMACEUTICALS INC254,328$3.07Mshares
DVAXDYNAVAX TECHNOLOGIES CORP198,369$3.05Mshares
BBWBUILD-A-BEAR WORKSHOP INC48,126$2.95Mshares
RDVTRED VIOLET INC51,503$2.93Mshares
OPRTOPORTUN FINL CORP541,542$2.86Mshares
INGING GROEP N.V.100,048$2.8Mshares
IONSIONIS PHARMACEUTICALS INC34,691$2.74Mshares
EHABENHABIT INC291,075$2.68Mshares
NSSCNAPCO SEC TECHNOLOGIES INC61,117$2.54Mshares
AERAERCAP HOLDINGS NV17,323$2.49Mshares
TBRGTRUBRIDGE INC108,265$2.39Mshares
CWKCUSHMAN AND WAKEFIELD LTD145,715$2.36Mshares
QIAGEN N.V.QIAGEN N.V.51,814$2.34Mshares
OKTAOKTA INC26,396$2.28Mshares
PSTLPOSTAL REALTY TRUST INC140,909$2.27Mshares
SYNCHRONOSS TECHNOLOGIES INCSYNCHRONOSS TECHNOLOGIES INC240,758$2.06Mshares
SCSCSCANSOURCE INC52,293$2.04Mshares
OVIDOVID THERAPEUTICS INC1,231,698$2.01Mshares
INBXINHIBRX BIOSCIENCES INC25,390$2Mshares
CHCTCOMMUNITY HEALTHCARE TR INC119,615$1.96Mshares
CPRTCOPART INC49,962$1.96Mshares
IIIINFORMATION SVCS GROUP INC309,791$1.79Mshares
UDMYUDEMY INC292,447$1.71Mshares
MEDMEDIFAST INC157,778$1.68Mshares
CSIQCANADIAN SOLAR INC69,501$1.65Mshares
REPARE THERAPEUTICS INCREPARE THERAPEUTICS INC618,672$1.61Mshares
AWIARMSTRONG WORLD INDS INC NEW8,044$1.53Mshares
HDSNHUDSON TECHNOLOGIES INC220,612$1.51Mshares
RKTROCKET COS INC69,918$1.35Mshares
PENPENUMBRA INC4,322$1.34Mshares
ZVRAZEVRA THERAPEUTICS INC149,637$1.34Mshares
OSSONE STOP SYS INC185,992$1.33Mshares
DAKTDAKTRONICS INC66,913$1.32Mshares
CARECARTER BANKSHARES INC64,987$1.27Mshares
GPCRSTRUCTURE THERAPEUTICS INC17,606$1.22Mshares
TMTOYOTA MOTOR CORP5,647$1.21Mshares
AATAMERICAN ASSETS TR INC63,846$1.21Mshares
EFAVISHARES TR13,790$1.19Mshares
HBIOHARVARD BIOSCIENCE INC1,772,627$1.18Mshares
ALEXALEXANDER & BALDWIN INC56,761$1.17Mshares
GNRCGENERAC HLDGS INC8,564$1.17Mshares
AIGAMERICAN INTL GROUP INC13,547$1.16Mshares
ASNDASCENDIS PHARMA A/S5,291$1.13Mshares
SONYSONY GROUP CORP42,554$1.09Mshares
DBDDIEBOLD NIXDORF INC14,406$976Kshares
GLDDGREAT LAKES DREDGE & DOCK CO74,393$971Kshares
SKYTSKYWATER TECHNOLOGY INC53,422$969Kshares
SNYSANOFI SA19,747$956Kshares
UGPULTRAPAR PARTICIPACOES SA253,830$956Kshares
SKTTANGER INC27,562$919Kshares
LWAYLIFEWAY FOODS INC37,718$911Kshares
FBPFIRST BANCORP CORPORATION42,952$890Kshares
STSENSATA TECHNOLOGIES HLDG PL25,613$851Kshares
NBHCNATIONAL BK HLDGS CORP22,310$847Kshares
RCKTROCKET PHARMACEUTICALS INC242,169$847Kshares
WLYWILEY JOHN & SONS INC27,726$847Kshares
MICCMAGNUM ICE CREAM CO NV53,403$845Kshares
IIININSTEEL INDS INC24,758$782Kshares
HLIHOULIHAN LOKEY INC4,323$753Kshares
NHINATIONAL HEALTH INVS INC9,668$737Kshares
GENERATION BIO COGENERATION BIO CO121,029$686Kshares
TNCTENNANT CO9,145$673Kshares
VRSKVERISK ANALYTICS INC2,971$662Kshares
MUFGMITSUBISHI UFJ FINANCIAL GRO41,264$654Kshares
ETRENTERGY CORP NEW6,687$617Kshares
EHTHEHEALTH INC133,337$612Kshares
PRVAPRIVIA HEALTH GROUP INC25,251$597Kshares
CAPRCAPRICOR THERAPEUTICS INC20,100$579Kshares
PIPRPIPER SANDLER COS1,688$573Kshares
RAPTRAPT THERAPEUTICS INC16,788$568Kshares
OXMOXFORD INDS INC16,489$562Kshares
AFGAMERICAN FINANCIAL GROUP INC4,079$557Kshares
WORWORTHINGTON ENTERPRISES INC10,558$543Kshares
HMCHONDA MOTOR CO LTD18,057$532Kshares
LXEOLEXEO THERAPEUTICS INC50,909$505Kshares
IRSIRSA INVERSIONES Y REP S A29,717$491Kshares
TOWNTOWNEBANK PORTSMOUTH VA14,441$480Kshares
IHGINTERCONTINENTAL HOTELS GROU3,403$479Kshares
PREPRENETICS GLOBAL LTD30,128$471Kshares
KRMDKORU MEDICAL SYSTEMS INC78,253$451Kshares
SUNSSUNRISE RLTY TR INC46,066$433Kshares
MASS908 DEVICES INC81,862$428Kshares
VLNVALENS SEMICONDUCTOR LTD302,429$423Kshares
ASMBASSEMBLY BIOSCIENCES INC12,446$422Kshares
SKILSKILLSOFT CORP45,616$422Kshares
DRHDIAMONDROCK HOSPITALITY CO46,029$411Kshares
PINEALPINE INCOME PPTY TR INC24,458$408Kshares
BTUPEABODY ENGR CORP13,738$407Kshares
CCLDCARECLOUD INC139,211$406Kshares
MBLYMOBILEYE GLOBAL INC38,611$402Kshares
CIONCION INVT CORP40,419$390Kshares
CUBICUSTOMERS BANCORP INC5,178$378Kshares
CNXNPC CONNECTION INC6,532$375Kshares
SMFGSUMITOMO MITSUI FIN GRP INC19,259$372Kshares
GEOSGEOSPACE TECHNOLOGIES CORP22,058$372Kshares
PHATPHATHOM PHARMACEUTICALS INC22,185$367Kshares
NINISOURCE INC8,155$340Kshares
LFVNLIFEVANTAGE CORP53,102$325Kshares
BCPCBALCHEM CORP2,084$319Kshares
HTBKHERITAGE COMM CORP26,333$316Kshares
REAXTHE REAL BROKERAGE INC86,621$315Kshares
MIRMMIRUM PHARMACEUTICALS INC3,872$305Kshares
VISNVISTANCE NETWORKS INC16,813$304Kshares
AGLAGILON HEALTH INC COM (DE)435,874$298Kshares
EVREVERCORE INC870$296Kshares
IBPINSTALLED BLDG PRODS INC1,131$293Kshares
SRADSPORTRADAR GROUP AG12,037$286Kshares
IVZINVESCO LTD10,831$284Kshares
KMXCARMAX INC7,267$280Kshares
VRDNVIRIDIAN THERAPEUTICS INC8,919$276Kshares
ZURAZURA BIO LTD52,040$271Kshares
OWLTOWLET INC16,195$260Kshares
AFLAFLAC INC2,349$258Kshares
HMNHORACE MANN EDUCATORS CORP N5,444$250Kshares
AMPHAMPHASTAR PHARMACEUTICALS IN9,332$249Kshares
TTITETRA TECHNOLOGIES INC DEL26,108$244Kshares
BUDANHEUSER BUSCH INBEV SA NV3,817$243Kshares
NTSKNETSKOPE INC13,283$230Kshares
SIGSIGNET JEWELERS LTD2,720$224Kshares
SPWHSPORTSMANS WHSE HLDGS INC148,816$215Kshares
ESOAENERGY SERVICES OF AMER CORP26,238$212Kshares
NSPINSPERITY INC5,481$211Kshares
CNTACENTESSA PHARMACEUTICALS PLC8,496$211Kshares
IBKRINTERACTIVE BROKERS GROUP IN3,266$210Kshares
FENCFENNEC PHARMACEUTICALS INC27,059$207Kshares
REXREX AMERICAN RES CORP6,201$200Kshares
AFCGADVANCED FLOWER CAP INC69,653$198Kshares
CVNACARVANA CO455$191Kshares
OFGOFG BANCORP4,675$191Kshares
AOUTAMERICAN OUTDOOR BRANDS INC24,496$188Kshares
ONTONTERRIS INC7,287$180Kshares
LGNDLIGAND PHARMACEUTICALS INC933$176Kshares
PLXSPLEXUS CORP1,179$173Kshares
CBANCOLONY BANKCORP INC9,254$164Kshares
PKBKPARKE BANCORP INC6,543$162Kshares
HOUSANYWHERE REAL ESTATE INC11,476$162Kshares
VIAVIA TRANSN INC5,612$161Kshares
CYTKCYTOKINETICS INC2,541$160Kshares
FLEXFLEX LTD2,643$159Kshares
HNRGHALLADOR ENERGY COMPANY8,152$153Kshares
OPLNOPENLANE INC5,161$153Kshares
CTBICOMMUNITY TR BANCORP INC2,551$144Kshares
NRDSNERDWALLET INC10,557$142Kshares
GRSDGRANDSTAND LTD25,915$141Kshares
CNOBCONNECTONE BANCORP INC5,242$137Kshares
SMSM ENERGY COMPANY7,236$135Kshares
MCYMERCURY GENL CORP NEW1,421$133Kshares
POWIPOWER INTEGRATIONS INC3,709$131Kshares
RIVNRIVIAN AUTOMOTIVE INC6,637$130Kshares
SHLSSHOALS TECHNOLOGIES GROUP IN15,443$130Kshares
LEUCENTRUS ENERGY CORP538$130Kshares
BANCBANC OF CALIFORNIA INC6,721$130Kshares
AONAON PLC365$128Kshares
TIGRUP FINTECH HLDG LTD13,377$127Kshares
CNVSCINEVERSE CORP60,138$126Kshares
ASPNASPEN AEROGELS INC43,842$122Kshares
CTGOCONTANGO SILVER & GOLD INC4,582$121Kshares
JYNTJOINT CORP13,734$119Kshares
RUNSUNRUN INC6,320$115Kshares
TWSTTWIST BIOSCIENCE CORP3,653$115Kshares
SSLSASOL LTD17,054$110Kshares
BNTXBIONTECH SE1,154$109Kshares
PENGPENGUIN SOLUTIONS INC5,584$109Kshares
METCRAMACO RES INC6,009$108Kshares
UECURANIUM ENERGY CORP9,188$107Kshares
NCNONCINO INC4,119$105Kshares
MGXMETAGENOMI THERAPEUTICS INC64,875$105Kshares
AFRMAFFIRM HLDGS INC1,401$104Kshares
MLYSMINERALYS THERAPEUTICS INC2,908$104Kshares
IRENIREN LIMITED2,743$103Kshares
CCSICONSENSUS CLOUD SOLUTIONS IN4,373$95Kshares
FTREFORTREA HLDGS INC5,500$94Kshares
WRNWESTERN COPPER & GOLD CORP35,100$93Kshares
CWBCCOMMUNITY WEST BANCSHARES NE4,095$92Kshares
IPARINTERPARFUMS INC1,062$90Kshares
PAGPENSKE AUTOMOTIVE GRP INC571$90Kshares
AVAVAEROVIRONMENT INC375$90Kshares
LQDALIQUIDIA CORPORATION2,609$89Kshares
OABIOMNIAB INC47,625$88Kshares
BILIBILIBILI INC3,572$87Kshares
ZEPPZEPP HEALTH CORPORATION3,257$87Kshares
SVRASAVARA INC14,316$85Kshares
GICGLOBAL INDUSTRIAL COMPANY2,898$84Kshares
DHCDIVERSIFIED HEALTHCARE TR17,226$83Kshares
COLLCOLLEGIUM PHARMACEUTICAL INC1,776$83Kshares
ARXACCELERANT HOLDINGS5,016$82Kshares
BNLBROADSTONE NET LEASE INC4,601$79Kshares
PCRXPACIRA BIOSCIENCES INC2,907$75Kshares
LNKBLINKBANCORP INC9,215$75Kshares
SVCSERVICE PPTYS TR39,989$73Kshares
SEZLSEZZLE INC1,172$73Kshares
NXQUANEX BLDG PRODS CORP4,701$72Kshares
RYZRYERSON HLDG CORP2,750$69Kshares
JOBYJOBY AVIATION INC5,150$67Kshares
AALAMERICAN AIRLINES GROUP INC4,263$65Kshares
LFMDLIFEMD INC17,733$59Kshares
AHRAMERICAN HEALTHCARE REIT INC1,218$57Kshares
RALLYBIO CORPRALLYBIO CORP83,480$56Kshares
GMEGAMESTOP CORP2,740$55Kshares
VALVALARIS LTD1,080$54Kshares
BFAMBRIGHT HORIZONS FAM SOL IN D527$53Kshares
JJSFJ & J SNACK FOODS CORP587$53Kshares
MERCMERCER INTL INC26,868$52Kshares
LYELLYELL IMMUNOPHARMA INC1,657$51Kshares
IDYAIDEAYA BIOSCIENCES INC1,430$49Kshares
NPCENEUROPACE INC3,245$49Kshares
OZKBANK OZK LITTLE ROCK ARK1,006$46Kshares
ABCBAMERIS BANCORP623$46Kshares
Atossa Therapeutics IncAtossa Therapeutics Inc79,414$46Kshares
BMBLBUMBLE INC12,670$45Kshares
SNCYSUN CTRY AIRLS HLDGS INC3,141$45Kshares
HLIOHELIOS TECHNOLOGIES INC813$43Kshares
ESABESAB CORPORATION371$41Kshares
OKLOOKLO INC556$39Kshares
WULFTERAWULF INC3,443$39Kshares
GSITGSI TECHNOLOGY INC6,340$39Kshares
QSQUANTUMSCAPE CORP3,729$38Kshares
GRWGGROWGENERATION CORP25,846$38Kshares
CHRWC H ROBINSON WORLDWIDE IN229$36Kshares
JFINJIAYIN GROUP INC6,341$36Kshares
PRSOPERASO INC42,404$36Kshares
EMNEASTMAN CHEM CO553$35Kshares
CIVBCIVISTA BANCSHARES INC1,594$35Kshares
GMABGENMAB A/S1,044$32Kshares
OCULOCULAR THERAPEUTIX INC2,687$32Kshares
SNBRQSLEEP NUMBER CORP3,754$31Kshares
SMTISANARA MEDTECH INC1,284$29Kshares
PKSTPEAKSTONE REALTY TRUST1,963$28Kshares
VSTVISTRA CORP170$27Kshares
HLITHARMONIC INC2,776$27Kshares
VELVELOCITY FINL INC1,325$27Kshares
SLDBSOLID BIOSCIENCES INC4,952$27Kshares
SOPHSOPHIA GENETICS SA5,911$27Kshares
WOLFWOLFSPEED INC1,538$26Kshares
JBLJABIL INC117$26Kshares
TFXTELEFLEX INCORPORATED216$26Kshares
HLNEHAMILTON LANE INC200$26Kshares
CMPXCOMPASS THERAPEUTICS INC4,867$26Kshares
PRAAPRA GROUP INC1,504$26Kshares
AVTXAVALO THERAPEUTICS INC1,471$26Kshares
NRGNRG ENERGY INC161$25Kshares
NEWPNEW PAC METALS CORP7,200$25Kshares
ABCLABCELLERA BIOLOGICS INC7,226$24Kshares
PTRNPATTERN GROUP INC2,107$24Kshares
INODINNODATA INC452$23Kshares
EPSNEPSILON ENERGY LTD5,051$23Kshares
BZFDBUZZFEED INC26,192$23Kshares
SMHISEACOR MARINE HLDGS INC3,497$21Kshares
NUTXNUTEX HEALTH INC130$21Kshares
NMTCNEUROONE MED TECHNOLOGIES CO28,135$21Kshares
IXORIX CORP685$20Kshares
HOFTHOOKER FURNISHINGS CORPORATI1,547$17Kshares
MDPEDIATRIX MEDICAL GROUP INC624$13Kshares
EFSIEAGLE FINL SVCS INC315$12Kshares
AVPTAVEPOINT INC838$11Kshares
CCSC TECHNOLOGY INTL HLDGS …CCSC TECHNOLOGY INTL HLDGS L CL A…42,313$6Kshares
CELHCELSIUS HLDGS INC58$2Kshares
HPPHUDSON PACIFIC PROPERTIES IN234$2Kshares
IFBDINFOBIRD CO LTD8$0shares
ADAPYADAPTIMMUNE THERAPEUTICS PLC S17,167$0shares

How Q1 2026 was built

Available 13F filings of this filer for the quarter and their roles: the base report is the latest original or restatement, NEW HOLDINGS amendments filed after it are added (method).

FilingRoleAmendmentFiledAcceptedIngested
13F-HR 0001140361-26-020957 base2026-05-13acceptance time not in the bulk data set