Sei Investments Co

13F Filings History

Latest 13F report
Q3 2025 - Nov 13, 2025
Value $
$93B
Signature - Title
Michael N. Peterson - Executive Vice President
Location
Oaks, PA
Summary
This page shows a list of all the recent 13F filings made by Sei Investments Co. Form 13F is required to be filed within 45 days of the end of a calendar quarter. Sei Investments Co reported 2814 stock holdings with total value $93B as of Q3 2025. Top holdings included NVDA, MSFT, AAPL, AMZN, and VEA.
Holdings Value

List of Other Managers Reporting for Sei Investments Co:

Name Holdings Value Location File Number
Barings Llc $5.25B Charlotte, NC 028-00060
Panagora Asset Management Inc $24.8B Boston, MA 028-03042
Goldman Sachs Group Inc $692B New York, NY 028-04981
Acadian Asset Management Llc $57.3B Boston, MA 028-05990
Parametric Portfolio Associates Llc Seattle, WA 028-04558
Martingale Asset Management L P $3.98B Boston, MA 028-04632
J O Hambro Capital Management Ltd London, United Kingdom 028-14777
Manulife Investment Management (Us) Llc Boston, MA 028-03673
Lsv Asset Management $45.3B Chicago, IL 028-06580
Schafer Cullen Capital Management Inc $491M New York, NY 028-04691
Wcm Investment Management, Llc $48.1B Laguna Beach, CA 028-07104
Allspring Global Investments, LLC Charlotte, NC 028-04413
Great Lakes Advisors, Llc $12B Chicago, IL 028-05229
Intech Investment Management Llc $11.2B West Palm Beach, FL 028-04211
Baillie Gifford & Co $135B Edinburgh, United Kingdom 028-04825
Axiom Investors Llc /De $13.6B Greenwich, CT 028-05615
Alliancebernstein L.P. $318B Nashville, TN 028-10562
Pacific Investment Management Co Llc Newport Beach, CA 028-10952
Causeway Capital Management Llc $7.57B Los Angeles, CA 028-11728
Aqr Capital Management Llc $156B Greenwich, CT 028-10120
Diamond Hill Capital Management Inc $21.1B Columbus, OH 028-10648
Ssga Funds Management Inc Boston, MA 028-11338
Ramius Advisors Llc New York, NY 028-10674
Marathon Asset Management Lp $62.3M New York, NY 028-10682
Coho Partners, Ltd. $779M Berwyn, PA 028-11563
Beutel, Goodman & Co Ltd. $16.6B Toronto, Ontario, Canada 028-11939
Hillsdale Investment Management Inc. $3.31B Toronto, Ontario, Canada 028-11957
Kettle Hill Capital Management, Llc $444M New York, NY 028-17689
Mar Vista Investment Partners Llc $1.15B Los Angeles, CA 028-13243
Brigade Capital Management, Lp $181M New York, NY 028-12820
Macquarie Investment Management LTD Sydney, New South Wales, Australia 028-13124
Poplar Forest Capital LLC $563M Pasadena, CA 028-13350
Neuberger Berman Group LLC $137B New York, NY 028-13573
Lmcg Investments, Llc $1.7B Boston, MA 028-13608
ArrowMark Colorado Holdings LLC $5.38B Denver, CO 028-13791
QS Investors, LLC $8.47B New York, NY 028-14009
Fiera Capital Corp $30.9B Montreal, Quebec, Canada 028-14036
Stone Harbor Investment Partners LP New York, NY 028-14178
RWC Asset Management LLP $2.07B London, United Kingdom 028-14481
Copeland Capital Management, LLC $4.8B Conshohocken, PA 028-14668
Perpetual Investment Management Ltd Sydney, Australia 028-21079
Arcus Capital Partners, LLC $229M Atlanta, GA 028-17137
Alphinity Investment Management Pty Ltd $10.2B Sydney, Australia 028-18430
Qtron Investments LLC $808M Boston, MA 028-19339
Leeward Investments, LLC - MA $1.96B Boston, MA 028-22464
Quarter Holdings Value $ Bought Sold Net Top Holdings Form Type Date Filed
Q3 2025 2,814 $93B +$7.03B -$4.96B +$2.08B NVDA, MSFT, AAPL, AMZN, VEA 13F-HR 11/13/2025, 03:50 PM
Q2 2025 2,783 $86.3B +$7.15B -$5.79B +$1.36B MSFT, NVDA, AMZN, AAPL, VEA 13F-HR 8/14/2025, 10:45 AM
Q1 2025 2,757 $77.7B +$5.84B -$3.2B +$2.64B MSFT, NVDA, AAPL, AMZN, VEA Restatement 5/14/2025, 03:31 PM
Q4 2024 2,721 $77.9B +$7.95B -$4.36B +$3.59B MSFT, NVDA, AAPL, AMZN, VEA 13F-HR 2/11/2025, 12:03 PM
Q3 2024 2,676 $77B +$7.28B -$4.56B +$2.72B MSFT, NVDA, AAPL, AMZN, VEA 13F-HR 11/12/2024, 08:43 AM
Q2 2024 2,655 $70.6B +$6.84B -$2.83B +$4B MSFT, NVDA, AMZN, VEA, AAPL 13F-HR 8/13/2024, 10:33 AM
Q1 2024 2,583 $68.2B +$6.4B -$5.06B +$1.34B MSFT, AMZN, VEA, NVDA, AAPL 13F-HR 5/7/2024, 03:14 PM
Q4 2023 2,601 $62.2B +$4.27B -$4.02B +$250M MSFT, VEA, SCHX, BND, AMZN 13F-HR 2/14/2024, 08:34 AM
Q3 2023 2,778 $55.6B +$3.5B -$2.77B +$733M MSFT, VEA, SCHX, BND, AMZN 13F-HR 11/14/2023, 08:46 AM
Q2 2023 2,660 $57.3B +$4.27B -$3.49B +$778M MSFT, SCHX, VEA, BND, AAPL 13F-HR 8/11/2023, 01:27 PM
Q1 2023 2,670 $53.7B +$7.79B -$1.35B +$6.44B BND, SCHX, VEA, MSFT, AAPL 13F-HR 5/12/2023, 07:41 AM
Q4 2022 2,510 $45B +$3.13B -$5.55B -$2.42B BND, VEA, SCHX, MSFT, SCHV 13F-HR 2/10/2023, 03:37 PM
Q3 2022 2,588 $44.4B +$3.93B -$1.68B +$2.25B BND, SCHX, VEA, MSFT, AMZN 13F-HR 11/14/2022, 08:42 AM
Q2 2022 2,382 $45.1B +$6.94B -$1.89B +$5.04B BND, SCHX, VEA, MSFT, GOOGL 13F-HR 8/15/2022, 09:37 AM
Q1 2022 2,381 $49B +$5.14B -$3.24B +$1.89B BND, SCHX, VEA, MSFT, AMZN 13F-HR 5/13/2022, 08:26 AM
Q4 2021 2,403 $52.3B +$5.29B -$2.01B +$3.28B SCHX, BND, VEA, MSFT, AMZN 13F-HR 2/14/2022, 10:35 AM
Q3 2021 2,423 $47.1B +$5.52B -$2.57B +$2.96B SCHX, BND, VEA, MSFT, AMZN 13F-HR 11/12/2021, 08:58 AM
Q2 2021 2,429 $44.7B +$4.04B -$1.99B +$2.05B SCHX, BND, VEA, MSFT, AMZN 13F-HR 8/6/2021, 12:14 PM
Q1 2021 2,230 $38.4B +$2.46B -$2.49B -$39.3M SCHX, VEA, BND, MSFT, AMZN 13F-HR 5/12/2021, 10:22 AM
Q4 2020 2,292 $37.8B +$3.2B -$2.87B +$334M SCHX, VEA, BND, MSFT, AAPL 13F-HR 2/8/2021, 10:13 AM
Q3 2020 2,197 $33.7B +$3.36B -$2.49B +$868M SCHX, BND, VEA, MSFT, AMZN Restatement 12/4/2020, 12:25 PM
Q2 2020 2,197 $31.7B +$2.42B -$2.74B -$323M SCHX, VEA, BND, MSFT, AMZN Restatement 8/17/2020, 03:15 PM
Q1 2020 2,104 $26.6B +$2.37B -$1.64B +$738M SCHX, BND, VEA, MSFT, AMZN 13F-HR 5/14/2020, 10:06 AM
Q4 2019 2,216 $32.1B +$2.3B -$2.31B -$11.7M SCHX, VEA, BND, MSFT, AMZN 13F-HR 2/6/2020, 11:18 AM
Q3 2019 2,166 $27.5B +$2.87B -$1.65B +$1.22B SCHX, VEA, BND, AMZN, VWO 13F-HR 11/12/2019, 08:58 AM
Q2 2019 2,186 $29.4B +$2.7B -$2.34B +$357M SCHX, BND, VEA, MSFT, AMZN 13F-HR 8/14/2019, 04:10 PM
Q1 2019 2,612 $28.5B VEA, BND, SCHX, MSFT, AMZN 13F-HR 5/15/2019, 05:23 PM
Q4 2018 1,365 $18.1B SCHX, BND, VEA, MSFT, V 13F-HR 2/13/2019, 11:36 AM
Q3 2018 2,350 $27.2B +$2.57B -$5.49B -$2.92B SCHX, VEA, BND, AMZN, MSFT 13F-HR 11/8/2018, 10:01 AM
Q2 2018 3,331 $29B +$4.95B -$1.7B +$3.25B SPY, BND, VEA, AMZN, MSFT 13F-HR 8/3/2018, 03:41 PM
Q1 2018 3,169 $25.8B +$3.24B -$5.47B -$2.23B BND, VEA, SPY, MUB, MSFT 13F-HR 5/11/2018, 11:25 AM
Q4 2017 2,951 $26.2B +$1.78B -$2.17B -$385M BND, VEA, SPY, MSFT, V 13F-HR 2/8/2018, 08:02 AM
Q3 2017 2,820 $25.8B +$3.56B -$1.38B +$2.18B SPY, BND, VEA, MSFT, V 13F-HR 11/6/2017, 07:48 AM
Q2 2017 2,773 $24.5B +$2.95B -$1.36B +$1.58B SPY, BND, VEA, MSFT, V 13F-HR 7/31/2017, 10:13 AM
Q1 2017 2,681 $22.5B +$3.21B -$2.27B +$941M SPY, BND, VEA, MSFT, V 13F-HR 5/5/2017, 10:39 AM
Q4 2016 2,587 $18.7B +$2.22B -$1.3B +$927M SPY, MSFT, V, GOOGL, BND 13F-HR 2/2/2017, 04:10 PM
Q3 2016 2,607 $19.2B +$3.25B -$832M +$2.41B SPY, V, MSFT, META, GOOG 13F-HR 11/4/2016, 11:08 AM
Q2 2016 2,402 $16.3B +$1.89B -$1.16B +$728M SPY, V, META, GOOG, VEA 13F-HR 8/11/2016, 01:30 PM
Q1 2016 2,285 $15.7B +$1.5B -$1.61B -$107M SPY, V, META, GOOGL, GOOG Restatement 5/10/2016, 08:55 AM
Q4 2015 2,300 $16.1B +$5.84B -$536M +$5.3B SPY, V, META, GOOGL, GOOG 13F-HR 2/3/2016, 12:06 PM
Q3 2015 2,268 $10.6B +$1.7B -$1B +$695M SPY, AAPL, V, META, GOOGLXXXX Restatement 11/2/2015, 07:25 AM
Q2 2015 2,008 $10.7B +$1.15B -$1.99B -$847M AAPL, SPY, META, V, SPG Restatement 8/7/2015, 08:13 AM
Q1 2015 1,835 $10.5B +$1.3B -$1.3B +$251K AAPL, SPY, V, META, AMAT Restatement 5/14/2015, 02:13 PM
Q4 2014 1,808 $10.6B AAPL, V, AMAT, SPY, UNP 13F-HR 2/10/2015, 12:18 PM