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SEI Investments Co

SEIC
Exchange
Nasdaq
Industry
Security Brokers, Dealers & Flotation Companies
SEC CIK
0000350894

In the last 90 days, SEI Investments Co insiders filed 0 open-market purchases and 10 sales; 575 institutions reported holding it in 13F filings for Q2 2026, worth $7.94B in total; Markel Group is the only superinvestor holding it.

13F holders, Q2 2022

Institutional positions in SEI Investments Co as of Jun 30, 2022. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works

Institutional holders
456
+1 vs. Q1 2022
Shares held
95.6M
+152.3K (+0.2%) vs. Q1 2022
Total value
$5.18B
−$565.4M (−9.8%) vs. Q1 2022
New holders
46
150 more added
Sold out
45
163 more reduced

10 institutions that held it in Q1 2022 haven't filed for Q2 2022 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q1 2022: new holders, sold out and not filed yet

Holders and value by quarter

Institutions reporting SEIC on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.

Institutional holdersQ2 2022: 456 institutions
Q1 2021: 443 institutionsQ2 2021: 440 institutionsQ3 2021: 446 institutionsQ4 2021: 472 institutionsQ1 2022: 465 institutionsQ2 2022: 456 institutionsQ3 2022: 433 institutionsQ4 2022: 446 institutionsQ1 2023: 444 institutionsQ2 2023: 458 institutionsQ3 2023: 462 institutionsQ4 2023: 491 institutionsQ1 2024: 475 institutionsQ2 2024: 493 institutionsQ3 2024: 502 institutionsQ4 2024: 540 institutionsQ1 2025: 546 institutionsQ2 2025: 564 institutionsQ3 2025: 550 institutionsQ4 2025: 562 institutionsQ1 2026: 569 institutionsQ2 2026: 575 institutions
Value heldQ2 2022: $5.18B
Q1 2021: $5.97BQ2 2021: $6.04BQ3 2021: $5.73BQ4 2021: $5.94BQ1 2022: $5.81BQ2 2022: $5.18BQ3 2022: $4.63BQ4 2022: $5.45BQ1 2023: $5.36BQ2 2023: $5.53BQ3 2023: $5.63BQ4 2023: $5.90BQ1 2024: $6.77BQ2 2024: $6.02BQ3 2024: $6.35BQ4 2024: $7.52BQ1 2025: $7.27BQ2 2025: $8.09BQ3 2025: $7.51BQ4 2025: $7.31BQ1 2026: $7.06BQ2 2026: $7.94B
Institutions holding SEIC and their total value by quarter
QuarterHoldersValue
Q2 2026575$7.94B
Q1 2026569$7.06B
Q4 2025562$7.31B
Q3 2025550$7.51B
Q2 2025564$8.09B
Q1 2025546$7.27B
Q4 2024540$7.52B
Q3 2024502$6.35B
Q2 2024493$6.02B
Q1 2024475$6.77B
Q4 2023491$5.90B
Q3 2023462$5.63B
Q2 2023458$5.53B
Q1 2023444$5.36B
Q4 2022446$5.45B
Q3 2022433$4.63B
Q2 2022456$5.18B
Q1 2022465$5.81B
Q4 2021472$5.94B
Q3 2021446$5.73B
Q2 2021440$6.04B
Q1 2021443$5.97B

Institutions, Q2 2022

Shares, value and share of portfolio for each institution holding SEI Investments Co; share changes are against Q1 2022.

Institutions holding SEIC in Q2 2022
InstitutionSharesValue% of portfolioChange in sharesAction
Wilbanks Smith & Thomas Asset Management LLC6,279$339.0K0.01%+10+0.2%Added
CIBC Asset Management Inc6,228$336.0K0.00%−164−2.6%Reduced
Dynamic Technology Lab Private Ltd6,160$333.0K0.04%+6,160New
Cetera Investment Advisers6,086$329.0K0.01%+325+5.6%Added
Oak Thistle LLC5,902$319.0K0.62%+5,902New
Lindenwold Advisors5,864$317.0K0.23%+124+2.2%Added
IFG Advisory, LLC5,820$314.0K0.03%−30,039−83.8%Reduced
Sumitomo Mitsui DS Asset Management Company, Ltd5,789$313.0K0.01%00.0%Unchanged
Quadrature Capital Ltd5,725$309.0K0.01%+5,725New
Captrust Financial Advisors5,694$308.0K0.00%+230+4.2%Added
Shelton Capital Management5,682$307.0K0.01%00.0%Unchanged
Commonwealth Equity Services, LLC5,622$303.0K0.00%−160−2.8%Reduced
Grant/GrossMendelsohn, LLC5,700$303.0K0.17%00.0%Unchanged
Daiwa Securities Group Inc.5,556$300.0K0.00%00.0%Unchanged
Veritable, L.P.5,528$299.0K0.01%+370+7.2%Added
Vestmark Advisory Solutions, Inc.5,422$293.0K0.02%−1,714−24.0%Reduced
Investment House LLC5,432$293.0K0.03%00.0%Unchanged
Seeyond5,374$290.0K0.03%−108−2.0%Reduced
Hennion & Walsh Asset Management, Inc.5,358$289.0K0.02%−82−1.5%Reduced
Boothbay Fund Management, LLC5,198$281.0K0.01%+5,198New
Federation des caisses Desjardins du Quebec5,170$279.3K0.00%+1,648+46.8%Added
Bridgefront Capital, LLC5,170$279.0K0.31%+5,170New
Squarepoint Ops LLC5,084$275.0K0.00%+5,084New
DGS Capital Management, LLC5,005$270.0K0.22%+1,269+34.0%Added
Grantham, Mayo, Van Otterloo & Co. LLC4,900$265.0K0.00%−2,613−34.8%Reduced
Meiji Yasuda Life Insurance Co4,907$265.0K0.00%+100+2.1%Added
Private Advisor Group, LLC4,857$262.0K0.00%+46+1.0%Added
Creative Planning4,785$259.0K0.00%+63+1.3%Added
GW Henssler & Associates Ltd4,712$255.0K0.02%−1,921−29.0%Reduced
Convergence Investment Partners, LLC4,559$246.0K0.15%+4,559New
Kestra Advisory Services, LLC4,544$245.0K0.00%+1,110+32.3%Added
Cadent Capital Advisors, LLC4,491$243.0K0.14%00.0%Unchanged
Citadel Investment Advisory, Inc.4,480$242.0K0.16%+60+1.4%Added
Great Diamond Partners, LLC4,472$241.0K0.08%+24+0.5%Added
Wrapmanager Inc4,388$237.0K0.07%−20−0.5%Reduced
Profund Advisors LLC4,370$236.0K0.01%−1,267−22.5%Reduced
Dividend Assets Capital, LLC4,295$232.0K0.05%−1,050−19.6%Reduced
Signaturefd, LLC4,234$229.0K0.01%+2,101+98.5%Added
Meeder Asset Management Inc4,221$228.0K0.01%+3,481+470.4%Added
Pitcairn Co4,177$226.0K0.02%−220−5.0%Reduced
Neuberger Berman Group LLC4,096$221.0K0.00%−1,871−31.4%Reduced
WBH Advisory Inc4,000$216.0K0.03%00.0%Unchanged
Y-Intercept (Hong Kong) Ltd3,929$212.0K0.03%+3,929New
Symmetry Partners, LLC3,863$209.0K0.01%00.0%Unchanged
PDT Partners, LLC3,874$209.0K0.02%+3,874New
Pacer Advisors, Inc.3,866$209.0K0.00%+3,866New
Redpoint Investment Management Pty Ltd3,814$206.0K0.02%00.0%Unchanged
Paces Ferry Wealth Advisors, LLC3,808$206.0K0.20%−13−0.3%Reduced
First Citizens Bank & Trust Co3,761$203.0K0.01%−232−5.8%Reduced
Qube Research & Technologies Ltd3,743$202.0K0.00%−4,314−53.5%Reduced
JJJ Advisors Inc.3,242$179.0K0.05%+414+14.6%Added
Forsta Ap-Fonden3,300$178.0K0.00%−43,900−93.0%Reduced
Vestcor Inc2,739$148.0K0.01%+863+46.0%Added
Neo Ivy Capital Management2,758$148.0K0.40%+2,758New
US Bancorp2,592$141.0K0.00%+641+32.9%Added
Lumature Wealth Partners, LLC2,500$135.0K0.06%00.0%Unchanged
Aquatic Capital Management LLC2,400$130.0K0.04%+2,400New
Hills Bank & Trust Co2,328$126.0K0.02%−300−11.4%Reduced
Covestor Ltd2,284$123.0K0.10%+89+4.1%Added
Healthcare of Ontario Pension Plan Trust Fund2,215$120.0K0.00%−3,869−63.6%Reduced
Accel Wealth Management2,080$110.0K0.06%00.0%Unchanged
Howe & Rusling Inc2,000$108.0K0.01%00.0%Unchanged
Column Capital Advisors, LLC1,880$102.0K0.02%00.0%Unchanged
Ci Investments Inc.1,842$100.0K0.00%−940−33.8%Reduced
Steward Partners Investment Advisory, LLC1,795$97.0K0.00%+189+11.8%Added
Rockefeller Capital Management L.P.1,804$97.0K0.00%+412+29.6%Added
South State Corp.1,654$89.0K0.01%00.0%Unchanged
Group One Trading, L.P.1,620$88.0K0.00%+1,620New
Point72 Hong Kong Ltd1,595$86.0K0.01%−2,370−59.8%Reduced
Washington Trust Advisors, Inc.1,422$77.0K0.01%−11−0.8%Reduced
Banque Cantonale Vaudoise1,416$77.0K0.00%00.0%Unchanged
Toth Financial Advisory Corp1,366$74.0K0.01%−44−3.1%Reduced
SRS Capital Advisors, Inc.1,363$74.0K0.01%+36+2.7%Added
Fifth Third Bancorp1,306$71.0K0.00%−139−9.6%Reduced
Swedbank AB1,298$70.1K0.00%00.0%Unchanged
EverSource Wealth Advisors, LLC1,292$70.0K0.02%+1,292New
Private Ocean, LLC1,200$64.0K0.01%00.0%Unchanged
Smithfield Trust Co1,195$63.0K0.00%00.0%Unchanged
Livforsakringsbolaget Skandia, Omsesidigt1,154$62.0K0.01%00.0%Unchanged
Seldon Capital LP1,122$61.0K0.04%00.0%Unchanged
Sterling Investment Advisors, Ltd.1,045$56.0K0.02%+8+0.8%Added
State of Wyoming1,012$54.0K0.03%−340−25.1%Reduced
Endurance Wealth Management, Inc.1,000$54.0K0.01%00.0%Unchanged
IFP Advisors, Inc742$52.0K0.00%−56−7.0%Reduced
Loring Wolcott & Coolidge Fiduciary Advisors LLP900$49.0K0.00%00.0%Unchanged
First Manhattan Co871$47.0K0.00%00.0%Unchanged
Brown Brothers Harriman & Co859$46.0K0.00%00.0%Unchanged
Harbor Investment Advisory, LLC807$44.0K0.01%00.0%Unchanged
M&R Capital Management Inc794$42.0K0.01%−44−5.3%Reduced
Private Trust Co NA722$39.0K0.01%+722New
Artemis Wealth Advisors, LLC611$33.0K0.01%−59−8.8%Reduced
Whittier Trust Co620$33.0K0.00%00.0%Unchanged
HM Payson & Co604$33.0K0.00%+4+0.7%Added
Spire Wealth Management616$33.0K0.00%+12+2.0%Added
Quadrant Capital Group LLC584$32.0K0.00%−259−30.7%Reduced
Hazlett, Burt & Watson, Inc.600$32.0K0.03%00.0%Unchanged
Central Trust Co481$26.0K0.00%00.0%Unchanged
Fairfield Financial Advisors, LTD465$25.1K0.01%00.0%Unchanged
Baillie Gifford & Co409$22.0K0.00%−29−6.6%Reduced
Lazard Asset Management LLC410$22.0K0.00%00.0%Unchanged