Sei Investments Co
Institutional manager — quarterly 13F holdings, Q ending 2026-03-31
Reported value
$108.45B
Q ending 2026-03-31
Prior quarter
$101.31B
Q ending 2025-12-31
Change
+7.0% QoQ · +39.6% YoY
Positions
3,228
reported holdings
Largest positions
Top 100 of 3,228 reported positions by value, Q ending 2026-03-31. A manager can hold shares, calls and puts on the same security at once — such positions are listed as separate rows. Type: Shares = common stock, Put/Call = option positions (valued at the underlying), Principal = debt. Tickers link to stock pages where covered.
| Holding | Ticker | Type | Value ▼ | Shares |
|---|---|---|---|---|
| Nvidia Corporation | NVDA | Shares | $3.78B | 21.7M |
| Apple Inc | AAPL | Shares | $2.86B | 11.3M |
| Microsoft Corp | MSFT | Shares | $2.59B | 7.0M |
| Amazon Com Inc | AMZN | Shares | $2.19B | 10.5M |
| Alphabet Inc | GOOG | Shares | $1.68B | 5.9M |
| Vanguard Tax-Managed Fds | VEA | Shares | $1.58B | 24.7M |
| Broadcom Inc | AVGO | Shares | $1.57B | 5.1M |
| Schwab Strategic Tr | SCHG | Shares | $1.39B | 47.6M |
| Vanguard Bd Index Fds | BND | Shares | $1.37B | 18.6M |
| Schwab Strategic Tr | SCHV | Shares | $1.37B | 44.8M |
| Alphabet Inc | GOOGL | Shares | $1.20B | 4.2M |
| Meta Platforms Inc | META | Shares | $1.13B | 2.0M |
| Ishares Tr | IDEV | Shares | $1.04B | 12.4M |
| Taiwan Semiconductor Manufac | TSM | Shares | $875.8M | 2.6M |
| Schwab Strategic Tr | SCHX | Shares | $834.0M | 32.5M |
| Vanguard Index Fds | VTV | Shares | $753.1M | 3.8M |
| Vanguard Mun Bd Fds | VTEB | Shares | $706.7M | 14.2M |
| Eli Lilly & Co | LLY | Shares | $705.8M | 767K |
| Nushares Etf Tr | NXUS | Shares | $646.9M | 26.1M |
| Vanguard Index Fds | VUG | Shares | $643.0M | 1.5M |
| Ishares Inc | IEMG | Shares | $633.0M | 9.1M |
| Mastercard Incorporated | MA | Shares | $621.4M | 1.2M |
| Sei Exchange Traded Funds | SEIV | Shares | $620.9M | 14.9M |
| Sei Exchange Traded Funds | SEIM | Shares | $613.5M | 13.5M |
| Vanguard Intl Equity Index F | VWO | Shares | $610.6M | 11.3M |
| Vanguard Charlotte Fds | BNDX | Shares | $588.6M | 12.3M |
| Ishares Tr | MUB | Shares | $559.9M | 5.3M |
| Visa Inc | V | Shares | $558.2M | 1.8M |
| Tesla Inc | TSLA | Shares | $557.5M | 1.5M |
| Welltower Inc | WELL | Shares | $525.6M | 2.7M |
| Netflix Inc. | NFLX | Shares | $502.5M | 5.2M |
| Johnson & Johnson | JNJ | Shares | $479.5M | 2.0M |
| Spdr Series Trust | SPHY | Shares | $462.5M | 19.8M |
| Schwab Strategic Tr | SCHA | Shares | $428.5M | 14.7M |
| Schwab Strategic Tr | SCHO | Shares | $406.3M | 16.7M |
| Ge Aerospace | GE | Shares | $382.9M | 1.3M |
| Jpmorgan Chase & Co | JPM | Shares | $382.0M | 1.3M |
| Ge Vernova Inc | GEV | Shares | $380.5M | 436K |
| Asml Hldg Nv | Shares | $379.4M | 287K | |
| Spotify Technology S A | Shares | $363.4M | 749K | |
| Advanced Micro Devices Inc | AMD | Shares | $354.9M | 1.7M |
| Booking Holdings Inc | BKNG | Shares | $352.0M | 84K |
| Schwab Strategic Tr | SCHP | Shares | $344.7M | 13.0M |
| Exxon Mobil Corp | XOM | Shares | $335.2M | 2.0M |
| Woodward Inc | WWD | Shares | $323.7M | 904K |
| Vanguard Index Fds | VBR | Shares | $323.0M | 1.5M |
| Shopify Inc | SHOP | Shares | $320.8M | 2.7M |
| Ishares Tr | IEFA | Shares | $320.6M | 3.5M |
| Ishares Inc | ACWV | Shares | $317.5M | 2.7M |
| Pgim Etf Tr | PAAA | Shares | $311.6M | 6.1M |
| Palantir Technologies Inc | PLTR | Shares | $310.5M | 2.1M |
| Ishares Tr | SUB | Shares | $304.6M | 2.9M |
| Sei Exchange Traded Funds | SEIQ | Shares | $299.0M | 8.2M |
| Vanguard Index Fds | VBK | Shares | $297.6M | 985K |
| Digital Rlty Tr Inc | DLR | Shares | $296.6M | 1.6M |
| Cbre Group Inc | CBRE | Shares | $295.5M | 2.2M |
| Prologis Inc. | PLD | Shares | $295.2M | 2.2M |
| Parker-Hannifin Corp | PH | Shares | $294.9M | 329K |
| Intuitive Surgical Inc | ISRG | Shares | $292.1M | 634K |
| Verizon Communications Inc | VZ | Shares | $287.1M | 5.7M |
| Vanguard Malvern Fds | VTIP | Shares | $286.1M | 5.7M |
| Rtx Corporation | RTX | Shares | $285.1M | 1.5M |
| Berkshire Hathaway Inc Del | BRK/B | Shares | $283.4M | 591K |
| Nushares Etf Tr | NHYB | Shares | $274.9M | 11.2M |
| Philip Morris Intl Inc | PM | Shares | $274.8M | 1.7M |
| At&T Inc | T | Shares | $271.6M | 9.4M |
| Micron Technology Inc | MU | Shares | $271.0M | 802K |
| Vanguard Whitehall Fds | VWOB | Shares | $269.2M | 4.1M |
| Abrdn Etfs | BCI | Shares | $260.2M | 10.7M |
| Equinix Inc | EQIX | Shares | $256.6M | 262K |
| Merck & Co Inc | MRK | Shares | $252.9M | 2.1M |
| Teledyne Technologies Inc | TDY | Shares | $251.1M | 415K |
| Bank America Corp | BAC | Shares | $247.7M | 5.1M |
| Linde Plc | Shares | $245.4M | 495K | |
| Citigroup Inc | C | Shares | $245.0M | 2.2M |
| Mckesson Corp | MCK | Shares | $244.9M | 283K |
| Vaneck Etf Trust | EMLC | Shares | $242.2M | 9.6M |
| Lam Research Corp | LRCX | Shares | $238.1M | 1.1M |
| Morgan Stanley | MS | Shares | $232.1M | 1.4M |
| The Cigna Group | CI | Shares | $231.0M | 866K |
| L3Harris Technologies Inc | LHX | Shares | $230.1M | 667K |
| Insmed Inc | INSM | Shares | $228.2M | 1.4M |
| Sea Ltd | SE | Shares | $226.9M | 2.7M |
| Walmart Inc | WMT | Shares | $226.6M | 1.8M |
| Cisco Sys Inc | CSCO | Shares | $225.9M | 2.9M |
| Applied Matls Inc | AMAT | Shares | $223.8M | 655K |
| Costco Wholesale Corporation | COST | Shares | $222.2M | 223K |
| Chevron Corporation | CVX | Shares | $221.6M | 1.1M |
| Hca Healthcare Inc | HCA | Shares | $221.4M | 468K |
| Baker Hughes Company | BKR | Shares | $219.0M | 3.6M |
| Mercadolibre Inc | MELI | Shares | $218.2M | 126K |
| Vanguard Index Fds | VTI | Shares | $212.2M | 661K |
| Wells Fargo & Co | WFC | Shares | $210.5M | 2.6M |
| Argenx Se | ARGX | Shares | $209.6M | 287K |
| Ishares Tr | MBB | Shares | $208.3M | 2.2M |
| Capital One Finl Corp | COF | Shares | $206.7M | 1.1M |
| Cf Industries Hold | CF | Shares | $206.4M | 1.6M |
| Analog Devices Inc | ADI | Shares | $204.8M | 644K |
| Snowflake Inc | SNOW | Shares | $199.9M | 1.3M |
| Unitedhealth Group Inc | UNH | Shares | $197.1M | 728K |
Values as reported in public regulatory filings (USD); holdings are reported quarterly, up to 45 days after quarter end, and may contain reporting errors. Nothing here is investment advice.