13F-HRCIK 0000350894
Last filed Aug 14, 2026SEI Investments Co·13F Holdings
$79.7B+3.8% vs prior quarter
- Positions
- 921
- Top-10 weight
- 25%
- Largest
- NVDA · 5.1%
- Quarter ending
- Jun 30, 2026
- Added
- 333
- Trimmed
- 585
- Sold out
- 2
- Last filed
- Aug 14, 2026
Portfolio
What does SEI Investments Co own?
SEI Investments Co reported 921 long equity positions worth $79.7B for the quarter ending Jun 30, 2026. The largest is NVDA at 5.1% of reported value. The ten largest positions make up 25% of the portfolio. Against the prior quarter it added to 333 positions, trimmed 585 and sold out of 2. The latest 13F was filed Aug 14, 2026.
Largest positionsValue · weight
- NVDANVIDIA Corporation$4.1B5.1% of portfolio
- AAPLApple Inc.$2.4B3.1% of portfolio
- MSFTMicrosoft Corporation$2.2B2.8% of portfolio
- AMZNAmazon.com, Inc.$2.1B2.6% of portfolio
- GOOGAlphabet Inc.$2.0B2.5% of portfolio
- VEAVanguard FTSE Developed Markets ETF$1.8B2.2% of portfolio
- AVGOBroadcom Inc.$1.7B2.1% of portfolio
- BNDVanguard Total Bond Market ETF$1.5B1.9% of portfolio
- GOOGLAlphabet Inc.$1.4B1.8% of portfolio
- METAMeta Platforms, Inc.$1.0B1.3% of portfolio
Sector tilt
Which sectors does SEI Investments Co lean on?
Technology (29%) and ETF (9.6%) are the two largest sectors by reported value.
By share of reported value, across 921 classified tickers.
Quarter changes
What did SEI Investments Co buy and sell last quarter?
Largest additions last quarterEst. value
Reported value
How has SEI Investments Co's 13F value moved?
Reported value went from $66.5B to $79.7B over 4 quarters. It moves with prices and with buying and selling, so it is not a fund return.
$66.5BSep 2025
$72.3BDec 2025
$76.7BMar 2026
$79.7BJun 2026
Latest 13F
What SEI Investments Co changed in its latest 13F
| Company | Change | Shares vs prior | Est. value | Filed |
|---|---|---|---|---|
| Apple Inc. AAPL | -25% | $811.1M | Aug 14, 2026 | |
| Microsoft Corporation MSFT | -16% | $405.8M | Aug 14, 2026 | |
| Advanced Micro Devices, Inc. AMD | -27% | $269.5M | Aug 14, 2026 | |
| Snowflake Inc. SNOW | -74% | $250.6M | Aug 14, 2026 | |
| Amazon.com, Inc. AMZN | -10.0% | $233.0M | Aug 14, 2026 | |
| Broadcom Inc. AVGO | -12% | $231.5M | Aug 14, 2026 | |
| Taiwan Semiconductor Manufacturing TSM | -18% | $223.0M | Aug 14, 2026 | |
| Booking Holdings Inc. BKNG | -57% | $213.0M | Aug 14, 2026 | |
| Netflix, Inc. NFLX | -56% | $208.5M | Aug 14, 2026 | |
| Flex Ltd. FLEX | -49% | $177.2M | Aug 14, 2026 | |
| Lumentum Holdings Inc. LITE | +427% | $169.4M | Aug 14, 2026 | |
| Arista Networks Inc ANET | +159% | $167.1M | Aug 14, 2026 | |
| Space Exploration Technologies Corp. SPCX | New | $165.0M | Aug 14, 2026 | |
| NVIDIA Corporation NVDA | +4.1% | $159.5M | Aug 14, 2026 | |
| Carnival Corporation & plc CCL | New | $146.5M | Aug 14, 2026 |
