Institution

Sei Investments Co

13F for June 30, 2026, filed August 14, 2026 · SEC CIK 350894

Reported value: $113.3bn
Positions we cover: 2,760
Copy, a year: +12.0%
Copy Sharpe ratio: 0.61

How copying its 13F would have done

CopyS&P 500 $10,000 copying Sei Investments Co's filed holdings in companies we cover from February 13, 2015, buying on the first trading day after each 13F was filed and holding until the next, against the S&P 500 (total return). Marked weekly, log scale. Before costs and taxes; misses trading within each quarter and anything 13F does not show (shorts, cash, bonds, non-US holdings).

Biggest drop −33.6% (S&P 500 −31.8%); beta 1.04; alpha −1.6% a year (t = −1.60); last 12 months +9.5% against +12.1%.

Reported value by quarter

Sei Investments Co: 13F reported value Total value of all positions in each quarter's 13F, as filed (values before 2023 were filed in thousands of dollars and are converted).

View chart data

Period	Reported value
2014-12-31	$11.3B
2015-03-31	$11.5B
2015-06-30	$11.1B
2015-09-30	$10.9B
2015-12-31	$16.4B
2016-03-31	$16.1B
2016-06-30	$16.7B
2016-09-30	$19.7B
2016-12-31	$20.7B
2017-03-31	$22.8B
2017-06-30	$25.1B
2017-09-30	$28.1B
2017-12-31	$28.8B
2018-03-31	$26.1B
2018-06-30	$29.4B
2018-09-30	$27.6B
2018-12-31	$28.1B
2019-03-31	$29.8B
2019-06-30	$30.6B
2019-09-30	$39.1B
2019-12-31	$33.5B
2020-03-31	$27.2B
2020-06-30	$32.2B
2020-09-30	$34.5B
2020-12-31	$38.7B
2021-03-31	$39.7B
2021-06-30	$45.1B
2021-09-30	$47.7B
2021-12-31	$53.3B
2022-03-31	$49.8B
2022-06-30	$46.3B
2022-09-30	$44.8B
2022-12-31	$45T
2023-03-31	$53.8B
2023-06-30	$57.3B
2023-09-30	$55.6B
2023-12-31	$62.3B
2024-03-31	$68.2B
2024-06-30	$70.6B
2024-09-30	$77B
2024-12-31	$77.9B
2025-03-31	$77.7B
2025-06-30	$86.3B
2025-09-30	$93B
2025-12-31	$101.3B
2026-03-31	$108.4B
2026-06-30	$113.3B

Latest covered holdings and moves

Covered holdings as of June 30, 2026.

Company	Share of portfolio	Value	Shares	Change in shares
NVDANVIDIA Corporation	3.60%	$4.1bn	22.57M	+4.1% Added
AAPLApple Inc.	2.16%	$2.4bn	8.45M	−24.9% Reduced
MSFTMicrosoft Corporation	1.95%	$2.2bn	5.91M	−15.5% Reduced
AMZNAmazon	1.85%	$2.1bn	9.45M	−10.0% Reduced
AVGOBroadcom	1.49%	$1.7bn	4.46M	−12.1% Reduced
GOOGLAlphabet Inc. (Class A)	1.25%	$1.4bn	3.97M	−4.7% Reduced
METAMeta Platforms	0.90%	$1.0bn	1.81M	−8.2% Reduced
TSMTaiwan Semiconductor Manufacturing Co LTD	0.90%	$1.0bn	2.12M	−18.0% Reduced
MUMicron Technology	0.88%	$991.5m	859.0K	+7.1% Added
LLYLilly (Eli)	0.73%	$827.4m	689.9K	−10.1% Reduced
AMDAdvanced Micro Devices	0.66%	$743.9m	1.28M	−26.6% Reduced
VVisa Inc.	0.58%	$654.7m	1.91M	+3.3% Added
WELLWelltower	0.52%	$583.7m	2.57M	−3.3% Reduced
TSLATesla, Inc.	0.50%	$561.9m	1.34M	−10.9% Reduced
ASMLAsml Holding NV	0.46%	$519.7m	261.2K	−9.0% Reduced
MAMastercard	0.44%	$497.8m	969.2K	−22.1% Reduced
GEGE Aerospace	0.39%	$446.4m	1.19M	−11.5% Reduced
GEVGE Vernova	0.37%	$418.3m	356.0K	−18.3% Reduced
WWDWoodward, Inc.	0.37%	$417.5m	981.4K	+8.5% Added
LRCXLam Research	0.37%	$416.0m	959.9K	−13.8% Reduced
JNJJohnson & Johnson	0.36%	$408.5m	1.61M	−18.0% Reduced
JPMJPMorgan Chase	0.34%	$384.5m	1.17M	−9.5% Reduced
AMATApplied Materials	0.32%	$365.5m	505.5K	−22.8% Reduced
CSCOCisco	0.29%	$334.6m	2.85M	−2.1% Reduced
CATCaterpillar Inc.	0.27%	$309.8m	290.9K	+39.0% Added
CCitigroup	0.26%	$295.2m	2.11M	−2.4% Reduced
ADIAnalog Devices	0.26%	$290.6m	731.7K	+13.7% Added
CBRECBRE Group	0.26%	$288.8m	2.14M	−1.7% Reduced
DLRDigital Realty	0.25%	$285.5m	1.59M	−3.4% Reduced
PHParker Hannifin	0.25%	$282.4m	288.8K	−12.3% Reduced
KLACKLA Corporation	0.25%	$281.5m	933.0K	+930.9% Added
PLDPrologis	0.24%	$275.2m	2.03M	−9.0% Reduced
HLTHilton Worldwide	0.24%	$273.6m	828.0K	+29.8% Added
TDYTeledyne Technologies	0.24%	$272.4m	408.5K	−1.6% Reduced
ANETArista Networks	0.24%	$272.2m	1.60M	+159.0% Added
SNDKSandisk	0.24%	$269.0m	118.3K	+44.0% Added
SESea Ltd	0.23%	$266.0m	2.78M	+1.3% Added
WDCWestern Digital	0.23%	$262.1m	410.4K	−17.1% Reduced
APPApplovin Corp	0.23%	$260.7m	505.9K	+7.2% Added
LINLinde plc	0.23%	$259.2m	499.5K	+0.9% Added
SHOPShopify Inc.	0.22%	$247.6m	2.17M	−19.8% Reduced
BACBank of America	0.21%	$240.2m	4.22M	−17.1% Reduced
JCIJohnson Controls	0.21%	$238.7m	1.63M	+53.3% Added
COFCapital One	0.21%	$237.8m	1.19M	+4.6% Added
ARGXArgenx SE	0.21%	$236.7m	255.1K	−11.1% Reduced
STXSeagate Technology	0.21%	$235.0m	243.5K	−1.5% Reduced
MSMorgan Stanley	0.20%	$232.0m	1.11M	−21.3% Reduced
RTXRTX Corporation	0.20%	$231.8m	1.22M	−17.4% Reduced
SPOTSpotify Technology S.a.	0.20%	$224.9m	489.8K	−34.6% Reduced
UNHUnitedHealth Group	0.20%	$222.8m	536.1K	−26.4% Reduced
PMPhilip Morris International	0.20%	$220.5m	1.22M	−26.6% Reduced
VZVerizon	0.19%	$220.4m	5.20M	−9.0% Reduced
MRKMerck & Co.	0.19%	$220.2m	1.71M	−18.5% Reduced
EQIXEquinix	0.19%	$215.3m	206.5K	−21.1% Reduced
FORMFormfactor Inc	0.19%	$214.8m	1.34M	−20.2% Reduced
HWMHowmet Aerospace	0.19%	$213.0m	792.3K	+5.7% Added
LITELumentum	0.18%	$209.1m	243.7K	+427.5% Added
MPWRMonolithic Power Systems, Inc.	0.18%	$204.5m	148.0K	−4.7% Reduced
ARWArrow Electronics, Inc.	0.18%	$202.1m	946.8K	−6.6% Reduced
KOThe Coca-Cola Company	0.18%	$201.2m	2.48M	+30.8% Added
VRTVertiv	0.18%	$199.2m	595.1K	+4.8% Added
ECLEcolab	0.17%	$197.9m	710.1K	+101.6% Added
MCKMcKesson	0.17%	$197.6m	261.5K	−7.6% Reduced
QCOMQualcomm	0.17%	$197.6m	1.07M	−25.2% Reduced
RRyder System Inc	0.17%	$187.6m	711.2K	−0.3%
MELIMercadolibre Inc	0.17%	$186.8m	110.1K	−12.8% Reduced
AROCArchrock, Inc.	0.17%	$186.5m	4.58M	+3.3% Added
CRLCharles River Laboratories	0.16%	$184.5m	813.5K	+7.4% Added
FLEXFlex Ltd.	0.16%	$184.3m	1.14M	−49.0% Reduced
MSCIMSCI	0.16%	$184.0m	328.5K	+172.1% Added
ABBVAbbVie	0.16%	$183.4m	729.0K	−17.6% Reduced
WMTWalmart	0.16%	$180.4m	1.59M	−12.7% Reduced
RGAReinsurance Group Of America Inc	0.16%	$179.8m	845.6K	+1.0% Added
FCFSFirstcash Holdings, Inc.	0.16%	$179.6m	830.1K	+4.5% Added
BWABorgwarner Inc	0.16%	$178.7m	2.69M	+0.1%
WSTWest Pharmaceutical Services	0.16%	$178.7m	497.7K	−6.0% Reduced
ACGLArch Capital Group	0.16%	$178.5m	1.84M	+13.5% Added
PGProcter & Gamble	0.16%	$178.1m	1.21M	−9.7% Reduced
COSTCostco	0.16%	$177.7m	190.0K	−14.8% Reduced
ORCLOracle Corporation	0.16%	$176.9m	1.21M	+6.9% Added
PLTRPalantir Technologies Inc.	0.15%	$176.2m	1.51M	−28.9% Reduced
BKRBaker Hughes	0.15%	$173.5m	3.13M	−12.9% Reduced
CAHCardinal Health	0.15%	$173.4m	730.0K	−2.2% Reduced
EWEdwards Lifesciences	0.15%	$171.9m	1.90M	+53.4% Added
INTCIntel	0.15%	$170.9m	1.22M	−3.8% Reduced
CVXChevron Corporation	0.15%	$169.1m	1.02M	−4.8% Reduced
ONON Semiconductor Corp	0.15%	$165.6m	1.75M	−6.1% Reduced
SPCXSpace Exploration Technologies Corp	0.15%	$165.0m	965.7K	New
NFLXNetflix	0.14%	$164.6m	2.31M	−55.9% Reduced
SNPSSynopsys Inc	0.14%	$163.4m	366.3K	−13.4% Reduced
SPGIS&P Global	0.14%	$162.4m	398.7K	−10.2% Reduced
TTTrane Technologies	0.14%	$162.4m	330.6K	−7.5% Reduced
SNASnap-on	0.14%	$162.1m	402.9K	+3.9% Added
TAT&T	0.14%	$162.0m	7.83M	−16.4% Reduced
VMIValmont Industries Inc	0.14%	$161.7m	280.0K	−3.1% Reduced
BKNGBooking Holdings	0.14%	$159.6m	895.2K	+970.9% Added
HDBHdfc Bank LTD	0.14%	$159.0m	6.16M	+1.3% Added
ICLRIcon PLC	0.14%	$156.7m	902.2K	+19.1% Added
WFCWells Fargo	0.14%	$155.5m	1.88M	−28.8% Reduced
GLWCorning Inc.	0.14%	$153.5m	600.9K	−7.2% Reduced
CARRCarrier Global	0.14%	$152.5m	2.08M	−1.1% Reduced
TJXTJX Companies	0.13%	$152.0m	1.00M	−13.2% Reduced
AMTAmerican Tower	0.13%	$150.4m	919.3K	+6.0% Added
AXONAxon Enterprise	0.13%	$149.9m	267.4K	+132.8% Added
HCAHCA Healthcare	0.13%	$148.7m	381.3K	−18.5% Reduced
AEPAmerican Electric Power	0.13%	$148.6m	1.09M	−23.1% Reduced
DELLDell Technologies	0.13%	$148.4m	344.0K	−35.2% Reduced
WMBWilliams Companies	0.13%	$148.2m	1.99M	−9.3% Reduced
BNYBNY Mellon	0.13%	$146.8m	1.01M	−25.7% Reduced
CCLCarnival Corporation	0.13%	$146.5m	5.13M	New
RSGRepublic Services	0.13%	$145.3m	681.8K	+5.0% Added
CICigna	0.13%	$144.6m	524.5K	−39.4% Reduced
APHAmphenol	0.13%	$143.5m	813.6K	−30.3% Reduced
GMGeneral Motors	0.12%	$140.9m	1.83M	−12.4% Reduced
CRUSCirrus Logic, Inc.	0.12%	$139.6m	939.8K	+1.4% Added
EMEEmcor	0.12%	$139.2m	167.8K	−8.9% Reduced
CCICrown Castle	0.12%	$139.1m	1.84M	−9.8% Reduced
AFRMAffirm Holdings, Inc.	0.12%	$139.1m	1.71M	+672.4% Added
EXPEExpedia Group	0.12%	$138.2m	540.2K	−3.6% Reduced
ADBEAdobe Inc.	0.12%	$137.9m	672.6K	−1.8% Reduced
SPGSimon Property Group	0.12%	$137.9m	616.6K	−16.2% Reduced
UBERUber	0.12%	$137.8m	1.91M	−22.2% Reduced
LHXL3Harris	0.12%	$137.5m	473.3K	−29.0% Reduced
DASHDoorDash	0.12%	$137.2m	743.5K	+15.0% Added
RJFRaymond James Financial	0.12%	$136.9m	900.3K	−2.2% Reduced
SCHWCharles Schwab Corporation	0.12%	$136.7m	1.48M	−23.0% Reduced
BXPBXP, Inc.	0.12%	$135.2m	2.04M	+1.9% Added
GATXGatx Corp	0.12%	$134.9m	761.5K	−0.3%
SAROStandardaero, Inc.	0.12%	$132.7m	4.44M	+208.1% Added
AMPAmeriprise Financial	0.12%	$132.2m	288.2K	−19.8% Reduced
TMOThermo Fisher Scientific	0.12%	$132.1m	263.4K	−13.5% Reduced
TXNTexas Instruments	0.12%	$131.6m	441.6K	−38.1% Reduced
MIDDMiddleby Corp	0.12%	$131.5m	764.8K	−4.8% Reduced
HDThe Home Depot	0.12%	$131.5m	372.7K	−19.5% Reduced
HXLHexcel Corp	0.12%	$131.1m	1.31M	−1.2% Reduced
EXRExtra Space Storage	0.12%	$131.0m	901.4K	−4.4% Reduced
AZOAutoZone	0.12%	$130.9m	40.9K	−17.4% Reduced
GILDGilead Sciences	0.12%	$130.7m	1.03M	−10.7% Reduced
ELANElanco Animal Health Inc	0.12%	$130.1m	5.28M	−6.5% Reduced
MOAltria	0.12%	$130.0m	1.81M	+6.4% Added
CFCF Industries	0.12%	$129.9m	1.20M	−24.5% Reduced
AKAMAkamai Technologies	0.11%	$129.2m	1.09M	+28.4% Added
NBISNebius Group N.V.	0.11%	$129.0m	467.0K	−28.8% Reduced
AONAon plc	0.11%	$128.0m	385.9K	−14.6% Reduced
LOWLowe's	0.11%	$127.5m	578.4K	−9.6% Reduced
CHRWC.H. Robinson	0.11%	$126.6m	672.2K	+1.9% Added
PWRQuanta Services	0.11%	$124.5m	173.0K	−31.2% Reduced
AMGNAmgen	0.11%	$124.4m	343.6K	−3.6% Reduced
BMYBristol Myers Squibb	0.11%	$124.1m	2.15M	−2.1% Reduced
SNXTD Synnex Corp	0.11%	$123.7m	462.6K	−25.4% Reduced

Company	Bought (value)	Shares
KLACKLA Corporation	$254.2m	842.5K
LITELumentum	$169.4m	197.5K
ANETArista Networks	$167.1m	983.8K
SPCXSpace Exploration Technologies Corp	$165.0m	965.7K
NVDANVIDIA Corporation	$159.5m	883.4K
CCLCarnival Corporation	$146.5m	5.13M
BKNGBooking Holdings	$144.7m	811.6K
AFRMAffirm Holdings, Inc.	$121.1m	1.48M
MSCIMSCI	$116.4m	207.8K
ECLEcolab	$99.7m	357.9K
SAROStandardaero, Inc.	$89.6m	3.00M
CATCaterpillar Inc.	$87.0m	81.7K
AXONAxon Enterprise	$85.5m	152.6K
JCIJohnson Controls	$82.9m	567.6K
SNDKSandisk	$82.2m	36.2K

Change in shares on the previous quarter's 13F, valued at this quarter's reported price.

Company	Sold (value)	Shares
AAPLApple Inc.	−$811.1m	−2.80M
MSFTMicrosoft Corporation	−$405.8m	−1.09M
AMDAdvanced Micro Devices	−$269.5m	−464.0K
SNOWSnowflake Inc.	−$250.6m	−984.7K
AMZNAmazon	−$233.0m	−1.05M
AVGOBroadcom	−$231.5m	−612.9K
TSMTaiwan Semiconductor Manufacturing Co LTD	−$223.0m	−466.9K
NFLXNetflix	−$208.5m	−2.92M
FLEXFlex Ltd.	−$177.2m	−1.09M
ISRGIntuitive Surgical	−$145.4m	−365.6K
MAMastercard	−$140.9m	−274.4K
SPOTSpotify Technology S.a.	−$119.2m	−259.7K
AMATApplied Materials	−$108.0m	−149.4K
MRVLMarvell Technology	−$106.5m	−357.4K
CICigna	−$94.1m	−341.3K

Change in shares on the previous quarter's 13F, valued at this quarter's reported price.

Company	Value last quarter	Shares
INTRInter & Co, Inc.	$36.3m	4.56M
BYByline Bancorp, Inc.	$4.1m	129.6K
HOVHovnanian Enterprises Inc	$3.9m	35.3K
PSIXPower Solutions International, Inc.	$3.5m	57.5K
KRUSKura Sushi USA, Inc.	$3.1m	44.2K
CSRCenterspace	$2.7m	46.1K
WHRWhirlpool Corp	$2.2m	41.5K
CWHCamping World Holdings, Inc.	$1.4m	208.8K
STRTStrattec Security Corp	$1.4m	17.7K
HROWHarrow, Inc.	$1.3m	38.0K
IAInnovative Solutions & Support Inc	$1.3m	62.8K
CABOCable One, Inc.	$1.2m	12.8K
TRTootsie Roll Industries Inc	$1.1m	26.1K
BHRBraemar Hotels & Resorts Inc.	$1.1m	464.9K
BIOABioage Labs, Inc.	$1.1m	62.4K
IPIIntrepid Potash, Inc.	$992,008	23.2K
CPSCooper-standard Holdings Inc.	$978,599	35.1K
INFUInfusystem Holdings, Inc	$966,904	104.8K
TAYDTaylor Devices, Inc.	$943,350	16.6K
CCLDCarecloud, Inc.	$833,507	228.4K
DRUGBright Minds Biosciences Inc.	$816,388	11.2K
BRCBBlack Rock Coffee Bar, Inc.	$808,870	62.6K
HRTGHeritage Insurance Holdings, Inc.	$798,604	30.4K
DOLEDole plc	$773,495	54.1K
CYHCommunity Health Systems Inc	$765,323	260.3K
DRVNDriven Brands Holdings Inc.	$762,620	60.5K
ARMPArmata Pharmaceuticals, Inc.	$759,726	74.2K
DMACDiamedica Therapeutics Inc.	$753,636	111.3K
PPIHPerma-pipe International Holdings, Inc.	$741,375	24.9K
LELands' END, Inc.	$719,439	64.0K

Technology31.9%
Industrials14.1%
Financials12.1%
Health Care10.3%
Consumer Discretionary9.3%
Real Estate5.7%
Communication Services5.5%
Materials3.2%
Consumer Staples3.1%
Energy2.5%
Utilities2.3%

Share of the value held in companies we cover, by sector.

Period	Copy, a year	S&P 500	Sharpe	S&P 500	Biggest drop	Beta
Whole backtestFebruary 13, 2015 to November 2, 2026	+12.0%	+13.4%	0.61	0.71	−33.6%	1.04
2018 onwardsJanuary 5, 2018 to November 2, 2026	+11.6%	+13.9%	0.52	0.66	−33.6%	1.04
Last three yearsNovember 3, 2023 to November 2, 2026	+17.8%	+21.8%	0.92	1.16	−17.5%	0.97
Last yearNovember 7, 2025 to November 2, 2026	+11.4%	+14.2%	0.64	0.84	−8.9%	0.90

From SEC Form 13F data sets. A 13F lists long positions in US-listed shares at the quarter's end, filed up to 45 days later; it does not show shorts, cash, bonds, non-US holdings or trades within the quarter. Positions in companies outside our coverage are not listed here. Research, not investment advice.