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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
NJ State Employees Deferred Compensation Plan35,400$1.91M0.31%00.0%Unchanged
Atria Investments LLC35,903$1.94M0.04%+1,041+3.0%Added
Russell Investments Group, Ltd.36,026$1.95M0.00%+3,838+11.9%Added
Royal London Asset Management Ltd36,891$1.99M0.01%+1,414+4.0%Added
South Dakota Investment Council37,229$2.01M0.05%00.0%Unchanged
Wealth Alliance Advisory Group, LLC37,504$2.03M0.96%00.0%Unchanged
Tudor Investment Corp Et Al38,080$2.06M0.06%+25,008+191.3%Added
Chevy Chase Trust Holdings, Inc.38,258$2.07M0.01%−367−1.0%Reduced
Pictet Asset Management SA38,551$2.08M0.00%−5,207−11.9%Reduced
Vontobel Holding Ltd.38,985$2.12M0.02%+1,865+5.0%Added
Wells Fargo & Company39,682$2.14M0.00%−106,358−72.8%Reduced
Johnson Investment Counsel Inc40,100$2.17M0.03%00.0%Unchanged
Commonwealth of Pennsylvania Public School Empls Retrmt Sys41,300$2.23M0.02%+2,737+7.1%Added
Ameritas Investment Partners, Inc.41,739$2.25M0.10%+102+0.2%Added
Henshaw Capital LLC41,831$2.26M0.16%+317+0.8%Added
Natixis42,200$2.28M0.01%+33,003+358.8%Added
Oregon Public Employees Retirement Fund42,920$2.32M0.04%−5,700−11.7%Reduced
Citadel Advisors LLC42,939$2.32M0.00%+32,532+312.6%Added
LPL Financial LLC46,980$2.54M0.00%−4,803−9.3%Reduced
HBK Sorce Advisory LLC47,547$2.57M0.19%−337−0.7%Reduced
West Coast Financial LLC47,891$2.59M0.46%+541+1.1%Added
Comerica Bank49,004$2.65M0.02%−964−1.9%Reduced
Asset Management One Co.,Ltd.49,876$2.69M0.01%−1,159−2.3%Reduced
CIBC Private Wealth Group, LLC50,191$2.71M0.01%−724−1.4%Reduced
Robeco Institutional Asset Management B.V.50,724$2.74M0.01%00.0%Unchanged
Aviva PLC50,985$2.75M0.01%−5,888−10.4%Reduced
AlphaCrest Capital Management LLC53,075$2.87M0.14%+31,810+149.6%Added
Taylor Hoffman Wealth Management53,361$2.90M1.42%−1,684−3.1%Reduced
Price T Rowe Associates Inc53,726$2.90M0.00%+3,960+8.0%Added
Courant Investment Management LLC54,707$2.96M2.82%+20,000+57.6%Added
Nisa Investment Advisors, LLC55,975$3.02M0.03%+10,125+22.1%Added
State of New Jersey Common Pension Fund D57,857$3.13M0.01%−4,963−7.9%Reduced
State of Tennessee, Treasury Department58,820$3.18M0.01%−20,000−25.4%Reduced
Union Heritage Capital, LLC59,050$3.19M2.05%00.0%Unchanged
Verition Fund Management LLC59,180$3.20M0.07%+59,180New
Northwest & Ethical Investments L.P.59,773$3.23M0.12%+59,773New
Ingalls & Snyder LLC59,820$3.23M0.17%−375−0.6%Reduced
Yousif Capital Management, LLC60,180$3.25M0.04%+2,060+3.5%Added
HSBC Holdings PLC60,403$3.28M0.01%−108,186−64.2%Reduced
Sepio Capital, LP62,275$3.36M0.34%−3,100−4.7%Reduced
Treasurer of the State of North Carolina62,524$3.38M0.02%+17,521+38.9%Added
Public Employees Retirement System of Ohio63,759$3.44M0.01%−418−0.7%Reduced
Alps Advisors Inc64,655$3.49M0.03%+58,585+965.2%Added
National Bank of Canada65,194$3.52M0.02%+64,854+19,074.7%Added
MetLife Investment Management67,839$3.66M0.03%−241−0.4%Reduced
Ensign Peak Advisors, Inc68,249$3.69M0.01%+6,355+10.3%Added
U.S. Capital Wealth Advisors, LLC71,618$3.87M0.17%+52+0.1%Added
The PNC Financial Services Group, Inc.72,971$3.94M0.00%−1,518−2.0%Reduced
Amalgamated Bank75,298$4.07M0.04%−1,221−1.6%Reduced
Texas Permanent School Fund75,506$4.08M0.07%+909+1.2%Added
CWM, LLC76,022$4.11M0.03%+2,240+3.0%Added
BNP Paribas Arbitrage, SA76,327$4.12M0.01%−11,455−13.0%Reduced
Court Place Advisors, LLC80,927$4.37M1.65%−184−0.2%Reduced
ExodusPoint Capital Management, LP81,894$4.42M0.06%+23,512+40.3%Added
Mitsubishi UFJ Trust & Banking Corp82,144$4.44M0.01%+6,162+8.1%Added
State of Wisconsin Investment Board82,492$4.46M0.01%−3,625−4.2%Reduced
Barclays PLC85,272$4.61M0.01%−4,873−5.4%Reduced
Cubist Systematic Strategies, LLC85,658$4.63M0.03%+40,435+89.4%Added
Fjarde Ap-Fonden /Fourth Swedish National Pension Fund85,847$4.64M0.06%−23,700−21.6%Reduced
Mutual of America Capital Management LLC87,252$4.71M0.06%−8,696−9.1%Reduced
AXA S.A.88,440$4.78M0.02%+17,120+24.0%Added
Manufacturers Life Insurance Company, The88,922$4.80M0.00%−1,647−1.8%Reduced
Thrive Wealth Management, LLC91,474$4.94M1.72%+1,250+1.4%Added
Voya Investment Management LLC93,002$5.02M0.01%+5,211+5.9%Added
Parsec Financial Management, Inc.93,335$5.04M0.24%+35,107+60.3%Added
Korea Investment CORP96,939$5.24M0.02%−46,461−32.4%Reduced
Bridgewater Associates, LP97,157$5.25M0.02%+75,460+347.8%Added
Mirae Asset Global Investments Co., Ltd.98,985$5.35M0.01%−711−0.7%Reduced
Toronto Dominion Bank100,222$5.42M0.01%−7,330−6.8%Reduced
Brandywine Global Investment Management, LLC101,005$5.46M0.05%−5,757−5.4%Reduced
Banco Santander, S.A.102,630$5.54M0.07%00.0%Unchanged
Bank of Montreal100,913$5.60M0.00%+30.0%Added
Franklin Resources Inc105,877$5.72M0.00%+90,106+571.3%Added
State of Alaska, Department of Revenue106,011$5.72M0.07%+51,124+93.1%Added
RSM US Wealth Management LLC115,753$6.25M0.35%00.0%Unchanged
Southernsun Asset Management, LLC116,516$6.29M0.78%+6,948+6.3%Added
Andra AP-fonden119,700$6.47M0.19%+119,700New
Davis R M Inc129,366$6.99M0.19%−43,154−25.0%Reduced
Skandinaviska Enskilda Banken AB (publ)129,755$7.01M0.05%+106,755+464.2%Added
Deutsche Bank AG133,968$7.24M0.00%−11,408−7.8%Reduced
KBC Group NV140,693$7.60M0.04%+4,232+3.1%Added
Janney Montgomery Scott LLC144,147$7.80M0.04%+6,500+4.7%Added
Worldquant Millennium Advisors LLC146,407$7.91M0.23%−4,303−2.9%Reduced
State Board of Administration of Florida Retirement System150,322$8.12M0.02%−3,700−2.4%Reduced
New York State Teachers Retirement System152,448$8.23M0.02%+7,441+5.1%Added
Voloridge Investment Management, LLC154,185$8.33M0.04%−43,781−22.1%Reduced
TD Asset Management Inc155,095$8.38M0.01%−6,051−3.8%Reduced
Teacher Retirement System of Texas159,971$8.64M0.06%−572−0.4%Reduced
Alliancebernstein L.P.160,486$8.67M0.00%−10,171−6.0%Reduced
Thrivent Financial for Lutherans166,109$8.97M0.02%−64,842−28.1%Reduced
Hahn Capital Management LLC166,357$8.99M2.37%−9,372−5.3%Reduced
American International Group, Inc.172,359$9.31M0.06%−5,908−3.3%Reduced
Citigroup Inc178,077$9.62M0.01%+38,180+27.3%Added
California State Teachers Retirement System183,003$9.89M0.02%−1,830−1.0%Reduced
California Public Employees Retirement System186,866$10.1M0.01%−17,829−8.7%Reduced
Credit Suisse AG196,270$10.6M0.01%+34,934+21.7%Added
Truist Financial Corp198,279$10.7M0.02%−8,414−4.1%Reduced
River Road Asset Management, LLC211,240$11.4M0.16%+29,875+16.5%Added
Envestnet Asset Management Inc213,662$11.5M0.01%−16,030−7.0%Reduced
Crestwood Advisors Group LLC223,353$12.1M0.41%00.0%Unchanged