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13F-HR filed by SEI INVESTMENTS CO

SEI INVESTMENTS CO filed this 13F-HR for the quarter ended 2026-03-31, filed 2026-05-13, with 3,228 holding rows worth $108,447,233,183.

Accession
0002048251-26-003739
Filed
2026-05-13
Accepted by EDGAR
acceptance time not in the bulk data set
Ingested
Source
SEC quarterly data set

Original filing

13F report for Q1 2026

A combination report, 6,108 entries on the cover page, a total value of $108,447,233,183 stated on the cover page (in dollars after the unit check, H1), rows summing to $108,447,233,183 with VALUE read as dollars as filed, 13F file number 028-16454. The quarter's positions are built on this report. The resolved quarter.

Other managers

The information table after summing rows of one CUSIP and put or call (H4), with the CUSIP and issuer name as filed. Values in dollars after the unit check (method).

Issuer as filedCUSIPClassAmountValueValue read asType
ARRAY TECHNOLOGIES, INC.04271T100COM SHS23,957$173,221dollars as filed
CRITICAL METALS CORPG2662B103PUBCO ORD SHS21,452$170,329dollars as filed
AIRSCULPT TECHNOLOGIES INC009496100COMMON STOCK60,167$170,273dollars as filed
PAYSIGN INC70451A104COM28,644$168,997dollars as filed
EMERALD HOLDING INC29103W104COM37,200$167,772dollars as filed
PROTHENA CORP PLC SHSG72800108Stock17,248$167,647dollars as filed
FATE THERAPEUTICS INC31189P102COM138,580$166,290dollars as filed
TWO HBRS INVT CORP90187B804COM14,476$165,319dollars as filed
NOVAVAX INC670002401COM NEW20,180$164,266dollars as filed
FUNKO INC CLASS A361008105COMMON STOCK51,759$163,041dollars as filed
NOMURA HLDGS INC SPONSORED ADR65535H208ADR20,637$162,830dollars as filed
PROGRESS SOFTWARE CORP743312AD2NOTE 3.500% 3/0182,000$161,689dollars as filed
NU SKIN ENTERPRISES INC67018T105CL A22,017$160,290dollars as filed
LUCID GROUP INC COM NEW549498202Stock16,795$160,066dollars as filed
EMERGENT BIOSOLUTIONS INC29089Q105COM19,211$159,448dollars as filed
IONIS PHARMACEUTICALS INC462222AF7NOTE 1.750% 6/1105,000$158,156dollars as filed
GRUPO TELEVISA S A B40049J206SPON ADR REP ORD54,000$157,140dollars as filed
UPSTART HLDGS INC91680MAF4NOTE 1.000%11/1221,000$156,330dollars as filed
CLOVER HEALTH INVESTMENTS CO18914F103COMMON STOCK88,701$156,114dollars as filed
RECURSION PHARMACEUTICALS IN75629V104CL A50,448$154,873dollars as filed
TONIX PHARMACEUTICALS HOLDIN890260839COMMON STOCK10,971$150,851dollars as filed
STONERIDGE INC86183P102COMMON STOCK31,090$150,160dollars as filed
NAUTILUS BIOTECHNOLOGY INC63909J108COM38,643$149,935dollars as filed
LIFEMD INC53216B104COM40,950$147,830dollars as filed
QUEST RESOURCE HLDG CORP74836W203COM NEW122,670$145,977dollars as filed
TRIVAGO N V89686D303SPON ADS A SHS N53,707$145,546dollars as filed
CERENCE INC COM156727109Stock23,014$145,220dollars as filed
UNISYS CORP909214306COMMON STOCK69,861$144,678dollars as filed
COMMERCE.COM INC08975P108COM SER 153,469$142,733dollars as filed
RIVIAN AUTOMOTIVE INC76954AAB9NOTE 4.625% 3/1131,000$140,170dollars as filed
TECHTARGET INC87874R308COM NEW36,108$140,128dollars as filed
ZIPRECRUITER INC A98980B103COMMON STOCK76,023$139,886dollars as filed
OMEROS CORP682143102COM13,171$139,100dollars as filed
FORAFRIC GLOBAL PLCX3R81D102COMMON STOCK14,358$138,546dollars as filed
EMBECTA CORP29082K105COMMON STOCK15,567$137,817dollars as filed
VERTEX INC92538JAB2NOTE 0.750% 5/0159,000$137,615dollars as filed
DESIGNER BRANDS INC250565108CL A24,147$137,394dollars as filed
XPONENTIAL FITNESS INC A98422X101COMMON STOCK22,777$137,118dollars as filed
INNVENTURE INC45784M108COMMON STOCK34,905$136,479dollars as filed
STRIVE INC862945300CL A COM13,608$136,349dollars as filed
OUTSET MED INC690145206COM NEW35,366$135,805dollars as filed
SITE CENTERS CORP82981J851REIT24,872$134,321dollars as filed
BLUE FOUNDRY BANCORP09549B104COM10,125$134,053dollars as filed
ELLINGTON FINANCIAL INC28852N109COM11,235$133,151dollars as filed
1 800 FLOWERS COM INC68243Q106CL A43,534$132,335dollars as filed
INDIE SEMICONDUCTOR INC45569U101CLASS A COM40,711$131,107dollars as filed
USA TODAY CO INC36472T109COM18,504$130,453dollars as filed
TELADOC HEALTH INC87918A105COM23,934$130,439dollars as filed
OPORTUN FINANCIAL CORP68376D104COMMON STOCK28,081$129,451dollars as filed
PUBMATIC INC CLASS A74467Q103COMMON STOCK15,773$129,019dollars as filed
STRATASYS LTDM85548101SHS16,496$128,760dollars as filed
WEC ENERGY GROUP INC92939UAP1NOTE 4.375% 6/0106,000$127,836dollars as filed
PAYSAFE LIMITEDG6964L206SHS18,707$127,397dollars as filed
ALLOGENE THERAPEUTICS INC019770106COM51,952$126,763dollars as filed
GRANITE PT MTG TR INC38741L107COM STK87,167$126,392dollars as filed
WORKIVA INC98139AAD7NOTE 1.250% 8/1135,000$126,225dollars as filed
OUTDOOR HOLDING CO00175J107COMMON STOCK62,770$126,168dollars as filed
ADC THERAPEUTICS SAH0036K147COMMON STOCK33,461$125,479dollars as filed
REGENXBIO INC75901B107COM14,920$125,030dollars as filed
FUTUREFUEL CORP36116M106COMMON STOCK32,196$123,955dollars as filed
SEMRUSH HLDGS INC CL A COM81686C104Stock10,340$123,460dollars as filed
OPPFI INC68386H103COMMON STOCK15,992$123,294dollars as filed
RXSIGHT INC78349D107COM19,979$123,063dollars as filed
ACCENDRA HEALTH INC690732102COM53,805$122,670dollars as filed
SERVE ROBOTICS INC81758H106COM14,473$122,152dollars as filed
ACUREN CORP00510N102COM18,545$122,063dollars as filed
MAGNERA CORP55939A107COMMON STOCK12,741$121,526dollars as filed
4D MOLECULAR THERAPEUTICS INC COM35104E100Stock12,862$119,748dollars as filed
SUNPOWER INC20460L104COM94,044$119,436dollars as filed
CANTALOUPE INC138103106COM10,981$118,705dollars as filed
TELADOC HEALTH INC87918AAF2NOTE 1.250% 6/0124,000$118,296dollars as filed
DUKE ENERGY CORP26441CBY0CONV BND107,000$118,075dollars as filed
ALECTOR INC014442107COMMON STOCK53,846$115,769dollars as filed
GREENBRIER COS INC393657AM3NOTE 2.875% 4/1100,000$115,340dollars as filed
SELLAS LIFE SCIENCES GROUP I81642T209COM NEW26,581$112,438dollars as filed
VOYAGER THERAPEUTICS INC92915B106COMMON STOCK28,937$111,697dollars as filed
EUROPEAN WAX CTR INC29882P106CLASS A COM19,190$110,919dollars as filed
BLUE RIDGE BANKSHARES INC095825105COMMON STOCK26,281$110,378dollars as filed
DOMO INC257554105COM CL B36,059$110,341dollars as filed
NEURONETICS INC64131A105COM76,046$110,267dollars as filed
Proficient Auto Logistics Inc74317M104COM16,243$110,128dollars as filed
LIVEONE INC53814X300COM NEW21,578$110,048dollars as filed
GRANDSTAND LTD ORDINARY SHARESG3R239101Stock28,051$108,829dollars as filed
LIGHTBRIDGE CORP53224K302COMMON STOCK10,041$107,037dollars as filed
TIGO ENERGY INC88675P103CMN28,420$106,859dollars as filed
EVOLUS INC30052C107COM25,947$106,660dollars as filed
TALKSPACE INC87427V103COM20,555$106,372dollars as filed
RIMINI STR INC DEL76674Q107COM32,013$105,003dollars as filed
ARS PHARMACEUTICALS INC82835W108COM12,983$104,253dollars as filed
C3 AI INC12468P104CL A12,248$103,122dollars as filed
AQUESTIVE THERAPEUTICS INC COM03843E104Stock24,845$103,107dollars as filed
REPAY HLDGS CORP76029L100COM CL A39,556$102,846dollars as filed
BARNES NOBLE EDUCATION INC06777U200COMMON STOCK11,515$101,677dollars as filed
PRIME MEDICINE INC74168J101COM29,183$101,557dollars as filed
COURSERA INC COM22266M104Stock17,417$101,367dollars as filed
ROCKET PHARMACEUTICALS INC77313F106COM28,093$100,574dollars as filed
MYOMO INC62857J201COM NEW147,784$99,843dollars as filed
MICROVAST HOLDINGS INC COM59516C106Stock65,894$98,841dollars as filed
PAGERDUTY INC COM69553P100Stock15,854$98,456dollars as filed
NANO X IMAGING LTDM70700105ORD SHS43,230$98,132dollars as filed
INDUSTRIAL LOGISTICS PPTYS T456237106COM SHS BEN INT16,995$96,531dollars as filed
ORGANOGENESIS HOLDINGS INC68621F102COMMON STOCK40,244$95,378dollars as filed
TURKCELL ILETISIM SPON ADR NEW900111204ADR15,808$95,330dollars as filed
OMNIAB INC68218J103COM60,578$95,078dollars as filed
NEXPOINT DIVERSIFIED REAL ESTA65340G205COM NEW20,173$94,208dollars as filed
SOLID BIOSCIENCES INC83422E204COMMON STOCK13,078$94,162dollars as filed
SOUNDTHINKING INC82536T107COM13,839$91,614dollars as filed
UNIVERSAL ELECTRS INC913483103COM22,144$91,233dollars as filed
FIVE9 INC338307AF8CNV105,000$91,088dollars as filed
MACROGENICS INC556099109COM31,318$90,509dollars as filed
ARBOR REALTY TRUST INC038923108COM11,710$90,299dollars as filed
PALLADYNE AI CORP80359A205COMMON STOCK14,620$88,743dollars as filed
CARDIFF ONCOLOGY INC14147L108COM54,685$88,590dollars as filed
SOLID POWER INC CLASS A COM83422N105Stock29,460$88,380dollars as filed
LAKELAND INDS INC511795106COM10,788$88,354dollars as filed
SUNCOKE ENERGY INC86722A103COMMON STOCK13,555$88,240dollars as filed
AEROVIRONMENT INC008073AA6NOTE 7/190,000$88,065dollars as filed
SUMMIT HOTEL PPTYS866082100COM19,910$88,006dollars as filed
FERMI INC314911108COM15,005$87,617dollars as filed
ZEVIA PBC98955K104CL A73,801$86,347dollars as filed
BLACK DIAMOND THERAPEUTICS I09203E105COM39,683$84,525dollars as filed
NKARTA INC65487U108COMMON STOCK40,046$84,493dollars as filed
AIRSHIP AI HLDGS INC008940108COM37,384$84,488dollars as filed
LINKBANCORP INC53578P105COM10,092$84,167dollars as filed
AMERICAN BATTERY TECHNOLOGY02451V309COM NEW30,159$84,144dollars as filed
PORCH GROUP INC733245104COM11,503$82,484dollars as filed
OLAPLEX HLDGS INC679369108COM40,393$82,007dollars as filed
INHIBIKASE THERAPEUTICS INC45719W205COMMON STOCK47,962$80,576dollars as filed
TREACE MED CONCEPTS INC89455T109COM60,131$80,576dollars as filed
XEROX HOLDINGS CORP98421M106COM NEW61,981$79,951dollars as filed
YEXT INC98585N106COM20,533$78,844dollars as filed
CARTESIAN THERAPEUTICS INC816212302COMMON STOCK12,764$78,499dollars as filed
UWM HOLDINGS CORPORATION COM CL A91823B109Stock21,238$76,891dollars as filed
AIRJOULE TECHNOLOGIES CORP612160101CL A30,628$76,876dollars as filed
DIGITAL TURBINE INC25400W102COM NEW26,668$76,812dollars as filed
JELD-WEN HLDG INC47580P103COM61,452$76,200dollars as filed
TPG MORTGAGE INVESTMENT TRUS001228501REIT10,416$76,141dollars as filed
EVOLUTION PETROLEUM CORP30049A107COMMON STOCK16,299$74,649dollars as filed
LARIMAR THERAPEUTICS INC517125100COM16,336$73,512dollars as filed
ENOVIX CORPORATION COM293594107Stock14,177$73,437dollars as filed
CASTELLUM INC14838T204COM NEW121,574$71,668dollars as filed
3D SYSTEMS CORP88554D205COMMON STOCK37,673$70,825dollars as filed
RICHTECH ROBOTICS INC765504105CL B33,839$70,730dollars as filed
NIO INC SPON ADS62914V106ADR11,637$70,210dollars as filed
AKEBIA THERAPEUTICS INC00972D105COMMON STOCK49,934$69,408dollars as filed
AMC ENTMT HLDGS INC00165C302CL A NEW70,532$69,116dollars as filed
CLEAN ENERGY FUELS CORP184499101COMMON STOCK27,556$68,339dollars as filed
GETTY IMAGES HOLDINGS INC374275105CL A COM84,925$67,380dollars as filed
C4 THERAPEUTICS INC12529R107COM STK25,134$66,102dollars as filed
GOPRO INC38268T103CL A85,179$65,585dollars as filed
PURECYCLE TECHNOLOGIES INC74623V111*W EXP 03/17/20284,244$64,868dollars as filed
PURECYCLE TECHNOLOGIES INC74623V103COM12,339$64,039dollars as filed
ALIGHT INC01626W101COM CL A108,294$63,123dollars as filed
CERUS CORP157085101COM34,676$63,110dollars as filed
IMPERIAL PETE INCY3894J187COM NEW14,667$62,775dollars as filed
GERON CORP374163103COM41,891$62,413dollars as filed
NEWSMAX INC65250K105COMMON STOCK11,948$62,369dollars as filed
LESLIES INC527064208CMN54,851$61,440dollars as filed
STITCH FIX INC860897107COM CL A18,385$60,854dollars as filed
BACKBLAZE INC A05637B105COMMON STOCK17,341$59,826dollars as filed
NIOCORP DEVS LTD654484609COM NEW13,279$59,224dollars as filed
CARIBOU BIOSCIENCES INC COM142038108Stock31,008$58,915dollars as filed
XPERI INC98423J101COMMON STOCK10,426$58,415dollars as filed
ALTO INGREDIENTS INC021513106COMMON STOCK12,003$58,096dollars as filed
HUMACYTE INC44486Q103COM93,054$56,456dollars as filed
Lufax Holding Ltd-Adr54975P201COM30,052$56,197dollars as filed
STANDARD BIOTOOLS INC34385P108COM60,090$55,214dollars as filed
ICL GROUP LTD SHSM53213100Stock10,394$53,849dollars as filed
SKILLSOFT CORP83066P309CL A12,548$53,831dollars as filed
PETMED EXPRESS INC716382106COM23,000$52,440dollars as filed
SANA BIOTECHNOLOGY INC799566104COM17,668$50,884dollars as filed
BRANDYWINE RLTY TR105368203SH BEN INT NEW18,656$50,559dollars as filed
EVE HLDG INC29970N104COM20,345$50,456dollars as filed
HERTZ GLOBAL HLDGS INC42806J700COM NEW10,583$48,783dollars as filed
8X8 INC282914100COMMON STOCK29,209$48,478dollars as filed
ARDAGH METAL PACKAGING S AL02235106SHS11,881$48,114dollars as filed
STRATA CRITICAL MEDICAL INC092667104CL A COM10,945$45,750dollars as filed
PRECIGEN INC74017N105COM11,799$45,666dollars as filed
REZOLVE AI PLC ORD SHSG75398100Stock17,781$45,519dollars as filed
CLARUS CORP NEW18270P109COM16,497$44,873dollars as filed
PLAYTIKA HOLDING CORP72815L107COMMON STOCK15,917$44,247dollars as filed
LIBERTY MEDIA CORP DEL530715AL5DEB 3.750% 2/11,430,000$42,900dollars as filed
Tuya Inc90114C107COM18,546$42,841dollars as filed
Gaotu Techedu Inc36257Y109COM21,111$41,378dollars as filed
OPTIMUM COMMUNICATIONS INC02156K103CL A31,185$40,552dollars as filed
LOANDEPOT INC53946R106COM CL A28,511$40,486dollars as filed
WATERDROP INC94132V105CMN24,920$40,370dollars as filed
NEXTNRG INC652941105COM100,711$40,284dollars as filed
COTY INC222070203COM CL A19,578$39,332dollars as filed
GEVO INC374396406COM PAR14,273$38,965dollars as filed
M-TRON INDS INC55380K133rt18,398$38,636dollars as filed
BUMBLE INC12047B105COM CL A11,703$38,170dollars as filed
READY CAPITAL CORP75574U101COM23,267$37,689dollars as filed
FARADAY FUTURE INTLGT ELEC I307359885COM NEW CL A129,871$35,689dollars as filed
ANAVEX LIFE SCIENCES CORP032797300COM NEW11,611$35,646dollars as filed
ACCURAY INC DEL004397105COM88,948$34,517dollars as filed
AMERICAN VANGUARD CORP030371108COM13,760$34,255dollars as filed
Dingdong Cayman Ltd -Sp25445D101COM13,005$33,423dollars as filed
MAMMOTH ENERGY SERVICES INC56155L108COM13,579$33,269dollars as filed
Arrowhead Pharmaceuticals In Note 1/104280AAC4Convertible32,000$33,107dollars as filed
EHEALTH INC28238P109COM24,653$31,793dollars as filed
PULMONX CORP745848101COM24,303$31,351dollars as filed
FRANKLIN STR PPTYS CORP35471R106COM46,835$31,122dollars as filed
ELME COMMUNITIES939653101SH BEN INT15,177$30,494dollars as filed
KALTURA INC483467106COMMON STOCK23,317$28,447dollars as filed
HYLIION HOLDINGS CORP449109107COMMON STOCK15,517$27,310dollars as filed
ACUMEN PHARMACEUTICALS INC00509G209CMN11,564$27,291dollars as filed
ATYR PHARMA INC002120202COM NEW33,829$26,387dollars as filed
KINDERCARE LEARNING COMPANIES COM49456W105Stock11,861$26,094dollars as filed
QUANTUM SI INC74765K105COM CL A33,103$25,622dollars as filed
PLAYSTUDIOS INC72815G108CLASS A COM53,282$24,997dollars as filed
DOUGLAS ELLIMAN INC25961D105COM15,146$24,840dollars as filed
LIBERTY MEDIA CORP DEL530715AG6DEB 4.000%11/1565,000$22,600dollars as filed
ENCORE ENERGY CORP COM NEW29259W700Stock11,570$20,826dollars as filed
EVGO INC30052F100CL A COM12,107$20,824dollars as filed
INNOVIZ TECHNOLOGIES LTDM5R635108SHS32,590$20,590dollars as filed
NET POWER INC64107A105COMMON STOCK12,854$20,052dollars as filed
DOCGO INC256086109COM30,245$19,027dollars as filed
MICROVISION INC DEL594960304COM NEW25,404$16,289dollars as filed
HAIN CELESTIAL GROUP INC405217100COM23,357$16,288dollars as filed
EXPENSIFY INC30219Q106COM CL A18,647$16,221dollars as filed
Biote Corp -A090683103COM11,126$15,020dollars as filed
SELECTQUOTE INC816307300COM23,447$14,760dollars as filed
XTANT MED HLDGS INC98420P308COM NEW24,760$13,816dollars as filed
OPKO HEALTH INC68375N103COM10,163$11,586dollars as filed
Reservoir Media Inc W Exp 08/26/20276119X113SPAC Combination75,144$11,272dollars as filed
GOSSAMER BIO INC COM38341P102Stock31,520$10,354dollars as filed
HERON THERAPEUTICS INC427746102COM12,685$10,149dollars as filed

Amendment chain

FilingRoleFiledAcceptedIngested
13F-HR 0002048251-26-003739this filing2026-05-13acceptance time not in the bulk data set