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13F holdings

SEI INVESTMENTS CO portfolio

Managed by . 3,228 reported positions worth $108.4B as of 2026-03-31, filed with the SEC on 2026-05-13. Parsed from the filing itself, not a reseller.

$108.4B
Book value
3,228
Positions
19%
Top 10 weight
+254
New this quarter
-144
Exited
134 days
Age today
How old this actually is

Every position on this page is a snapshot of 2026-03-31. It was already 43 days old on 2026-05-13, the day it first became public. Today it is 134 days old.

That lag is the law, not a service level — Rule 13f-1 gives managers 45 days after quarter end to file, and no product can shorten it. A fund can have sold every share below before you read this sentence. Treat it as a record of what happened, never as a position you can follow.

What changed

Positions opened and closed

Against its 2025-12-31 filing. This is the part worth reading — the holdings table below is mostly years old.

New positions (254)
TickerIssuerValueShares% of book
PAAAPGIM ETF TR$311.6M6,088,8400.29%
AZNASTRAZENECA PLC$134.8M683,7520.12%
QGENQIAGEN NV$70.7M1,766,7820.07%
TFLRT ROWE PRICE ETF INC$65.2M1,294,7670.06%
PIPRPIPER SANDLER COMPANIES$28.1M366,5750.03%
AMCRAMCOR PLC$24.3M610,3840.02%
SUNBSUNBELT RENTALS HOLDINGS INC$21.4M328,7560.02%
PNFPPINNACLE FINL PARTNERS INC$20.6M239,4380.02%
SPTSSPDR SERIES TRUST$11.6M398,4430.01%
VSNTVERSANT MEDIA GROUP INC$11.5M310,3080.01%
YSSYORK SPACE SYSTEMS INC$9.2M415,4560.01%
TRMDTORM PLC$7.7M276,1550.01%
ITGR 1.875 03/15/30INTEGER HLDGS CORP$6.5M6,782,0000.01%
SPTISPDR SERIES TRUST$6.3M220,0000.01%
SEIESEI EXCHANGE TRADED FUNDS$5.7M174,8000.01%
VCSHVANGUARD SCOTTSDALE FDS$5.7M71,4600.01%
SPTLSPDR SERIES TRUST$5.3M200,0690.00%
SHLDGLOBAL X FDS$5.1M71,6100.00%
INDVINDIVIOR PHARMACEUTICALS INC$5.0M164,2140.00%
SEISSEI EXCHANGE TRADED FUNDS$3.4M122,8040.00%
BOBSBOBS DISC FURNITURE INC$3.2M269,0880.00%
GCTGIGACLOUD TECHNOLOGY INC$2.8M61,4020.00%
IBTHISHARES TR$2.7M121,3750.00%
ETORETORO GROUP LTD$2.6M85,8730.00%
MITKMITEK SYS INC$2.5M187,4810.00%
Closed out (144)
TickerIssuerWas worthShares% of book
AZNNASTRAZENECA PLC$88.8M966,2350.00%
QGENQIAGEN NV$88.1M1,959,3680.00%
AMCRAMCOR PLC$27.5M3,291,4940.00%
62CPIPER SANDLER COMPANIES$20.6M60,7850.00%
PCHPOTLATCHDELTIC CORPORATION$18.1M455,0410.00%
PINNACLE FINL PARTNERS IPINNACLE FINL PARTNERS INC$11.8M123,2290.00%
EXKEXACT SCIENCES CORP$9.7M95,5730.00%
8QRCONFLUENT INC$8.4M276,5290.00%
INDVINDIVIOR PLC$7.0M196,0510.00%
CYBRCYBERARK SOFTWARE LTD$6.4M14,4510.00%
K4FONESTREAM INC$5.5M301,9130.00%
CMACOMERICA INC$3.9M45,1920.00%
SYU1SYNOVUS FINL CORP$3.6M72,1270.00%
VITLVITAL FARMS INC$3.2M101,2910.00%
ANYWHERE REAL ESTATE INCANYWHERE REAL ESTATE INC$3.0M208,8110.00%
CADECADENCE BANK$2.7M62,2330.00%
1RGREV GROUP INC$2.6M43,0040.00%
GDENGOLDEN ENTMT INC$2.6M95,1140.00%
CDTXCIDARA THERAPEUTICS INC$2.5M11,3350.00%
CLWCLEARWATER PAPER CORP$2.2M128,3810.00%
CIVICIVITAS RESOURCES INC$2.0M74,9310.00%
THSTREEHOUSE FOODS INC$1.7M73,2400.00%
EZAISHARES INC$1.5M22,5000.00%
BBNXBETA BIONICS INC$1.5M48,0740.00%
DQDAQO NEW ENERGY CORP$1.5M49,1560.00%
Added to (2001)
TickerIssuerValueShares% of bookShares Δ
NVDANVIDIA CORPORATION$3.8B21,684,9243.49%+13%
AAPLAPPLE INC$2.9B11,250,6132.63%+19%
AMZNAMAZON COM INC$2.2B10,492,8262.02%+10%
GOOGALPHABET INC$1.7B5,860,8881.55%+29%
AVGOBROADCOM INC$1.6B5,075,0861.45%+23%
SCHGSCHWAB STRATEGIC TR$1.4B47,564,7681.28%+8%
BNDVANGUARD BD INDEX FDS$1.4B18,628,0061.26%+4%
GOOGLALPHABET INC$1.2B4,169,1231.11%+9%
METAMETA PLATFORMS INC$1.1B1,971,3741.04%+15%
IDEVISHARES TR$1.0B12,439,4990.96%+2%
TSMTAIWAN SEMICONDUCTOR MANUFAC$875.8M2,591,5100.81%+12%
SCHXSCHWAB STRATEGIC TR$834.0M32,528,5710.77%+5%
VTVVANGUARD INDEX FDS$753.1M3,838,4540.69%+2%
VTEBVANGUARD MUN BD FDS$706.7M14,164,6890.65%+5%
LLYELI LILLY & CO$705.8M767,3470.65%+19%
Trimmed (709)
TickerIssuerValueShares% of bookShares Δ
EWTISHARES INC$577,2708,1390.00%-96%
CWANCLEARWATER ANALYTICS HLDGS I$1.7M71,8830.00%-95%
BKLNINVESCO EXCH TRADED FD TR II$3.6M174,5300.00%-95%
COURCOURSERA INC$101,36717,4170.00%-93%
ABRARBOR REALTY TRUST INC$90,29911,7100.00%-92%
CLARCLARUS CORP NEW$44,87316,4970.00%-91%
WFWOORI FINL GROUP INC$340,5305,1120.00%-91%
PAYCPAYCOM SOFTWARE INC$1.9M15,5100.00%-90%
ATATATOUR LIFESTYLE HLDGS LTD$777,60021,1250.00%-88%
UWMCUWM HOLDINGS CORPORATION$76,89121,2380.00%-88%
AQSTAQUESTIVE THERAPEUTICS INC$103,10724,8450.00%-87%
ALITEURALIGHT INC$63,123108,2940.00%-87%
LUNRINTUITIVE MACHINES INC$274,85514,8090.00%-87%
GOSSGOSSAMER BIO INC$10,35431,5200.00%-86%
INVZINNOVIZ TECHNOLOGIES LTD$20,59032,5900.00%-86%
The book

Largest 150 of 3,228 holdings

TickerIssuerValueShares% of bookShares Δ
NVDANVIDIA CORPORATION$3.8B21,684,9243.49%
AAPLAPPLE INC$2.9B11,250,6132.63%
MSFTMICROSOFT CORP$2.6B7,000,7122.39%
AMZNAMAZON COM INC$2.2B10,492,8262.02%
GOOGALPHABET INC$1.7B5,860,8881.55%
VEAVANGUARD TAX-MANAGED FDS$1.6B24,732,0411.46%
AVGOBROADCOM INC$1.6B5,075,0861.45%
SCHGSCHWAB STRATEGIC TR$1.4B47,564,7681.28%
BNDVANGUARD BD INDEX FDS$1.4B18,628,0061.26%
SCHVSCHWAB STRATEGIC TR$1.4B44,768,5061.26%
GOOGLALPHABET INC$1.2B4,169,1231.11%
METAMETA PLATFORMS INC$1.1B1,971,3741.04%
IDEVISHARES TR$1.0B12,439,4990.96%
TSMTAIWAN SEMICONDUCTOR MANUFAC$875.8M2,591,5100.81%
SCHXSCHWAB STRATEGIC TR$834.0M32,528,5710.77%
VTVVANGUARD INDEX FDS$753.1M3,838,4540.69%
VTEBVANGUARD MUN BD FDS$706.7M14,164,6890.65%
LLYELI LILLY & CO$705.8M767,3470.65%
NXUSNUSHARES ETF TR$646.9M26,093,2550.60%
VUGVANGUARD INDEX FDS$643.0M1,472,0340.59%
IEMGISHARES INC$633.0M9,074,8720.58%
MAMASTERCARD INCORPORATED$621.4M1,243,5570.57%
SEIVSEI EXCHANGE TRADED FUNDS$620.9M14,939,1120.57%
SEIMSEI EXCHANGE TRADED FUNDS$613.5M13,469,7510.57%
VWOVANGUARD INTL EQUITY INDEX F$610.6M11,297,6000.56%
BNDXVANGUARD CHARLOTTE FDS$588.6M12,250,0830.54%
MUBISHARES TR$559.9M5,274,6950.52%
VVISA INC$558.2M1,846,8960.51%
TSLATESLA INC$557.5M1,499,6740.51%
WELLWELLTOWER INC$525.6M2,658,4790.48%
NFLXNETFLIX INC.$502.5M5,226,0230.46%
JNJJOHNSON & JOHNSON$479.5M1,961,4220.44%
SPHYSPDR SERIES TRUST$462.5M19,832,3250.43%
SCHASCHWAB STRATEGIC TR$428.5M14,734,8170.40%
SCHOSCHWAB STRATEGIC TR$406.3M16,741,0000.37%
GEGE AEROSPACE$382.9M1,349,4220.35%
JPMJPMORGAN CHASE & CO$382.0M1,298,6200.35%
GEVGE VERNOVA INC$380.5M435,8780.35%
ASMLASML HLDG NV$379.4M287,2250.35%
SPOTSPOTIFY TECHNOLOGY S A$363.4M749,4950.34%
AMDADVANCED MICRO DEVICES INC$354.9M1,744,5300.33%
BKNGBOOKING HOLDINGS INC$352.0M83,5980.32%
SCHPSCHWAB STRATEGIC TR$344.7M12,955,2920.32%
EXMOCEXXON MOBIL CORP$335.2M1,975,6770.31%
WWDWOODWARD INC$323.7M904,4040.30%
VBRVANGUARD INDEX FDS$323.0M1,486,5610.30%
SHOPSHOPIFY INC$320.8M2,704,6180.30%
IEFAISHARES TR$320.6M3,541,6230.30%
ACWVISHARES INC$317.5M2,656,8280.29%
PAAAPGIM ETF TR$311.6M6,088,8400.29%
PLTRPALANTIR TECHNOLOGIES INC$310.5M2,122,8800.29%
SUBISHARES TR$304.6M2,860,1290.28%
SEIQSEI EXCHANGE TRADED FUNDS$299.0M8,212,1360.28%
VBKVANGUARD INDEX FDS$297.6M984,7210.27%
DLRDIGITAL RLTY TR INC$296.6M1,645,8510.27%
CBRECBRE GROUP INC$295.5M2,181,4130.27%
PLDPROLOGIS INC.$295.2M2,233,1730.27%
PHPARKER-HANNIFIN CORP$294.9M329,3450.27%
ISRGINTUITIVE SURGICAL INC$292.1M633,6660.27%
VZVERIZON COMMUNICATIONS INC$287.1M5,718,8590.26%
VTIPVANGUARD MALVERN FDS$286.1M5,727,6350.26%
RTXRTX CORPORATION$285.1M1,478,1640.26%
BRK/BBERKSHIRE HATHAWAY INC DEL$283.4M591,3600.26%
NHYBNUSHARES ETF TR$274.9M11,161,0190.25%
PMPHILIP MORRIS INTL INC$274.8M1,661,8150.25%
TAT&T INC$271.6M9,367,7260.25%
MUMICRON TECHNOLOGY INC$271.0M802,1060.25%
VWOBVANGUARD WHITEHALL FDS$269.2M4,097,3420.25%
BCIABRDN ETFS$260.2M10,712,6810.24%
EQIXEQUINIX INC$256.6M261,7320.24%
MRKMERCK & CO INC$252.9M2,102,4560.23%
TDYTELEDYNE TECHNOLOGIES INC$251.1M414,9890.23%
BACBANK AMERICA CORP$247.7M5,081,5170.23%
LINLINDE PLC$245.4M494,9150.23%
CCITIGROUP INC$245.0M2,160,3500.23%
MCKMCKESSON CORP$244.9M283,0140.23%
EMLCVANECK ETF TRUST$242.2M9,646,0810.22%
LRCXLAM RESEARCH CORP$238.1M1,114,2390.22%
MSMORGAN STANLEY$232.1M1,410,2930.21%
CITHE CIGNA GROUP$231.0M865,8930.21%
LHXL3HARRIS TECHNOLOGIES INC$230.1M666,5450.21%
INSMINSMED INC$228.2M1,395,7940.21%
SESEA LTD$226.9M2,739,8510.21%
WMTWALMART INC$226.6M1,823,4130.21%
CSCOCISCO SYS INC$225.9M2,911,1940.21%
AMATAPPLIED MATLS INC$223.8M654,8910.21%
COSTCOSTCO WHOLESALE CORPORATION$222.2M223,0030.20%
CVXCHEVRON CORPORATION$221.6M1,071,1410.20%
HCAHCA HEALTHCARE INC$221.4M467,7960.20%
BKRBAKER HUGHES COMPANY$219.0M3,587,2710.20%
MELIMERCADOLIBRE INC$218.2M126,1890.20%
VTIVANGUARD INDEX FDS$212.2M661,4330.20%
WFCWELLS FARGO & CO$210.5M2,643,9200.19%
ARGXARGENX SE$209.6M286,9660.19%
MBBISHARES TR$208.3M2,194,4470.19%
COFCAPITAL ONE FINL CORP$206.7M1,132,8580.19%
CFCF INDUSTRIES HOLD$206.4M1,589,5520.19%
ADIANALOG DEVICES INC$204.8M643,7450.19%
SNOWSNOWFLAKE INC$199.9M1,325,4100.18%
UNHUNITEDHEALTH GROUP INC$197.1M728,2750.18%
PGPROCTER & GAMBLE CO$194.3M1,345,1830.18%
HLTHILTON WORLDWIDE HLDGS INC$194.0M638,0210.18%
ABBVABBVIE INC$192.4M884,6010.18%
MOG/AMOOG INC$192.3M657,2860.18%
SPGIS&P GLOBAL INC$188.9M444,1010.17%
APPAPPLOVIN CORP$187.8M471,7740.17%
AEPAMERICAN ELEC PWR CO INC$185.1M1,411,7340.17%
TJXTJX COS INC NEW$184.7M1,156,5230.17%
QCOMQUALCOMM INC$184.1M1,429,3550.17%
SCHWSCHWAB CHARLES CORP$180.8M1,924,0050.17%
HIIHUNTINGTON INGALLS INDS INC$179.1M471,4290.17%
UBERUBER TECHNOLOGIES INC$176.5M2,454,2870.16%
HYDVANECK ETF TRUST$175.9M3,507,6290.16%
CRMSALESFORCE INC$174.3M933,9830.16%
HWMHOWMET AEROSPACE INC$172.8M749,6230.16%
USIGISHARES TR$172.3M3,362,6270.16%
INTUINTUIT$171.5M396,6920.16%
RGAREINSURANCE GROUP AMER INC$171.0M837,3910.16%
MPWRMONOLITHIC PWR SYS INC$169.8M155,2910.16%
HYMBSPDR SERIES TRUST$169.3M6,825,1580.16%
CMCSACOMCAST CORP NEW$168.5M5,869,0430.16%
SNPSSYNOPSYS INC$167.7M423,0180.15%
AZOAUTOZONE INC$167.4M49,5610.15%
ADBEADOBE INC$166.5M685,0150.15%
ORCLORACLE CORP$166.1M1,129,1090.15%
CCICROWN CASTLE INC$165.5M2,035,3120.15%
CBCHUBB LTD SWITZ$164.6M505,0010.15%
FORMFORMFACTOR INC$163.2M1,682,3220.15%
GSGOLDMAN SACHS GROUP INC$163.0M192,6870.15%
BNYBANK NEW YORK MELLON CORP$162.1M1,366,3310.15%
GILDGILEAD SCIENCES INC$161.4M1,158,0990.15%
WMBWILLIAMS COS INC$160.0M2,197,7000.15%
AMPAMERIPRISE FINL INC$159.6M359,1940.15%
CORCENCORA INC$158.5M504,5710.15%
CAHCARDINAL HEALTH INC$157.8M746,7120.15%
ACGLARCH CAP GROUP LTD$155.6M1,620,6190.14%
GMGENERAL MTRS CO$155.5M2,086,7760.14%
AROCARCHROCK INC$154.3M4,433,3550.14%
HDHOME DEPOT INC$152.3M463,1280.14%
HDBHDFC BANK LTD$151.2M6,078,6390.14%
LOWLOWES COS INC$151.2M639,8100.14%
TMOTHERMO FISHER SCIENTIFIC INC$149.7M304,6420.14%
AMTAMERICAN TOWER CORP$149.7M867,4180.14%
FCFSFIRSTCASH HOLDINGS INC$149.3M794,0050.14%
TTTRANE TECHNOLOGIES PLC$148.9M357,3370.14%
CCL1EURCARNIVAL CORP$148.5M5,736,1630.14%
CATCATERPILLAR INC$148.2M209,2300.14%
APHAMPHENOL CORP$147.5M1,167,5640.14%
RRYDER SYS INC$146.1M713,6170.13%
FLEXTRONICS INTL LTDFLEXTRONICS INTL LTD$146.0M2,230,6220.13%

This table is the 150 largest positions by value, out of 3,228 reported. The search box only searches what is on this page — a name absent from it may still be in the filing further down the book. The full info table is here.

Rows are aggregated by CUSIP — a manager files the same security multiple times when different internal desks hold it. Tickers link to our own backtest of that asset where we cover it.

Read the original

This page was built from one document: the 2026-03-31 Form 13F info table filed by SEI INVESTMENTS CO (CIK 350894, accession 0002048251-26-003739). Every other 13F site is reading the same file.

If anything here disagrees with it, the filing wins — and we would want to know. All 13F filings by this manager

What a 13F cannot show you

A 13F is a long-only equity snapshot, and the holes in it are structural. Anyone selling you this data as "what the smart money is doing" is selling you one leg of a position:

  • No short positions. None, ever. A fund shown here as bullish may be net short the same name through a book you cannot see.
  • No cash, bonds, FX, commodities or non-US listings. A macro fund's entire thesis can be invisible.
  • No intra-quarter round trips. Bought and sold inside the same quarter means it never appears at all.
  • Options are notional, not ownership. We keep puts and calls in a separate bucket rather than adding their notional into a fund's book size, which is how a $2B fund gets reported as a $20B one.
  • Confidential treatment. Managers can ask the SEC to withhold a position while they build it. Those holdings are legally absent from the filing, so a "new" position may be months old.

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