Sei Investments Co 13F holdings
Sei Investments Co reported 2,993 positions with a total reported value of $113.3B as of 2026-06-30, in its 13F for Q2 2026, filed 2026-08-14. Top holdings by reported value: SCHWAB STRATEGIC TR (4.8%), NVDA NVIDIA CORPORATION (3.6%), ISHARES TR (3.2%), GOOGL ALPHABET INC (3.0%), VANGUARD INDEX FDS (2.5%). Against 2026-03-31 it opened 209 new positions and exited 169. Next 13F due by 2026-11-14, the legal deadline 45 days after the quarter ending 2026-09-30.
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Top holdings
25 largest of 2,993 positions · reported value as of 2026-06-30
| Holding | Shares | Reported value | % of portfolio |
|---|---|---|---|
| SCHWAB STRATEGIC TR | 170,341,315 | $5.4B | 4.8% |
| NVDA NVIDIA CORPORATION | 22,568,298 | $4.1B | 3.6% |
| ISHARES TR | 40,304,283 | $3.7B | 3.2% |
| GOOGL ALPHABET INC | 9,710,656 | $3.4B | 3.0% |
| VANGUARD INDEX FDS | 16,735,591 | $2.8B | 2.5% |
| AAPL APPLE INC | 8,447,488 | $2.4B | 2.2% |
| MSFT MICROSOFT CORP | 5,912,948 | $2.2B | 1.9% |
| AMZN AMAZON COM INC | 9,445,638 | $2.1B | 1.9% |
| SEI EXCHANGE TRADED FUNDS | 39,824,938 | $1.9B | 1.7% |
| VANGUARD TAX-MANAGED FDS | 24,855,847 | $1.8B | 1.6% |
| AVGO BROADCOM INC | 4,462,157 | $1.7B | 1.5% |
| VANGUARD BD INDEX FDS | 20,078,691 | $1.5B | 1.3% |
| ISHARES INC | 12,388,704 | $1.1B | 1.0% |
| NUSHARES ETF TR | 42,225,973 | $1.1B | 0.9% |
| META META PLATFORMS INC | 1,809,469 | $1.0B | 0.9% |
| TSM TAIWAN SEMICONDUCTOR MANUFAC | 2,124,629 | $1.0B | 0.9% |
| MU MICRON TECHNOLOGY INC | 859,005 | $991.5M | 0.9% |
| LLY ELI LILLY & CO | 689,850 | $827.4M | 0.7% |
| VANGUARD MUN BD FDS | 15,843,041 | $801.3M | 0.7% |
| SPDR SERIES TRUST | 30,948,543 | $760.2M | 0.7% |
| AMD ADVANCED MICRO DEVICES INC | 1,280,571 | $743.9M | 0.7% |
| VANGUARD INTL EQUITY INDEX F | 11,420,698 | $681.9M | 0.6% |
| V VISA INC | 1,908,127 | $654.7M | 0.6% |
| VANGUARD CHARLOTTE FDS | 13,123,557 | $635.6M | 0.6% |
| WELL WELLTOWER INC | 2,571,718 | $583.7M | 0.5% |
SEC FORM 13F · Q2 2026 · VALUES AS REPORTED, NOT PRICES
New positions this quarter
Held at 2026-06-30, not at 2026-03-31 · 209 in all · reported value as of 2026-06-30
| Holding | Shares | Reported value | % of portfolio |
|---|---|---|---|
| SPCX SPACE EXPLORATION TECHN CORP | 965,705 | $165.0M | 0.1% |
| T ROWE PRICE EXCHANGE-TRADED | 1,691,342 | $85.3M | <0.1% |
| HONA HONEYWELL AEROSPACE INC | 132,237 | $29.2M | <0.1% |
| BXDC BLACKSTONE DIGITAL INFRASTRU | 927,043 | $20.1M | <0.1% |
| ALBERTSONS COMPANIES INC | 1,096,031 | $14.8M | <0.1% |
| BAND BANDWIDTH INC | 227,286 | $14.4M | <0.1% |
| FEDEX FGHT HLDG CO INC | 55,492 | $8.4M | <0.1% |
| NUAI NEW ERA ENERGY & DIGITAL INC | 1,189,672 | $7.6M | <0.1% |
| PLPC PREFORMED LINE PRODS CO | 18,131 | $7.4M | <0.1% |
| TFII TFI INTERNATIONAL INC | 49,757 | $7.1M | <0.1% |
| EVERFORTH INC | 177,774 | $3.2M | <0.1% |
| NHP NATIONAL HEALTHCARE PPTYS IN | 212,930 | $3.1M | <0.1% |
| LTM LATAM AIRLINES GROUP SA | 51,969 | $3.0M | <0.1% |
| CHIME FINL INC | 147,241 | $3.0M | <0.1% |
| CDNL CARDINAL INFRASTRUCTURE GROU | 31,174 | $2.9M | <0.1% |
| AMBQ AMBIQ MICRO INC | 31,411 | $2.8M | <0.1% |
| PEOPLE INC | 59,041 | $2.7M | <0.1% |
| LINCOLN INTL INC | 107,448 | $2.6M | <0.1% |
| FRVO FERVO ENERGY CO | 77,294 | $2.3M | <0.1% |
| VGNT VERSIGENT PLC | 52,802 | $2.2M | <0.1% |
| TYRA TYRA BIOSCIENCES INC | 66,607 | $2.1M | <0.1% |
| SCHL SCHOLASTIC CORP | 45,616 | $2.1M | <0.1% |
| MAIR MADISON AIR SOLUTIONS CORP | 52,003 | $2.0M | <0.1% |
| EROK EAGLEROCK LD LLC | 95,230 | $2.0M | <0.1% |
| SBLK STAR BULK CARRIERS CORP. | 73,163 | $1.8M | <0.1% |
Sold out
Held at 2026-03-31, gone by 2026-06-30 · 169 in all · reported value as of 2026-03-31
| Holding | Shares 2026-03-31 | Reported value | % of portfolio then |
|---|---|---|---|
| HOLOGIC INC | 1,195,073 | $90.3M | <0.1% |
| T ROWE PRICE ETF INC | 1,294,767 | $65.2M | <0.1% |
| INTR INTER & CO INC | 4,562,040 | $36.3M | <0.1% |
| ALBERTSONS COS INC | 1,297,318 | $22.1M | <0.1% |
| MRX MAREX GROUP PLC | 354,325 | $15.8M | <0.1% |
| COTERRA ENERGY INC | 418,645 | $14.7M | <0.1% |
| ASGN INC | 266,309 | $10.3M | <0.1% |
| TRI POINTE HOMES INC | 95,904 | $4.5M | <0.1% |
| BY BYLINE BANCORP INC | 129,589 | $4.1M | <0.1% |
| HOV HOVNANIAN ENTERPRISES INC | 35,288 | $3.9M | <0.1% |
| AMERICAN WOODMARK CORP | 92,443 | $3.7M | <0.1% |
| AIR LEASE CORP | 55,711 | $3.6M | <0.1% |
| PSIX POWER SOLUTIONS INTL INC | 57,455 | $3.5M | <0.1% |
| MONTROSE ENVIRONMENTAL GROUP | 154,308 | $3.4M | <0.1% |
| KRUS KURA SUSHI USA INC | 44,162 | $3.1M | <0.1% |
| TERNS PHARMACEUTICALS INC | 56,061 | $3.0M | <0.1% |
| CSR CENTERSPACE | 46,133 | $2.7M | <0.1% |
| WHR WHIRLPOOL CORP | 49,855 | $2.6M | <0.1% |
| SHOE CARNIVAL INC | 155,660 | $2.4M | <0.1% |
| PROSHARES TR | 62,374 | $2.4M | <0.1% |
| MASIMO CORP | 13,195 | $2.3M | <0.1% |
| DAY ONE BIOPHARMACEUTICALS I | 104,598 | $2.2M | <0.1% |
| SOLENO THERAPEUTICS INC | 62,946 | $2.1M | <0.1% |
| THERMON GROUP HLDGS INC | 41,316 | $2.1M | <0.1% |
| IAC INC | 43,957 | $1.8M | <0.1% |
Biggest increases and decreases
Positions held at both quarter ends, by change in shares · reported value as of 2026-06-30
Increases
| Holding | Shares 2026-03-31 | Shares 2026-06-30 | Change | Reported value |
|---|---|---|---|---|
| VANGUARD INDEX FDS | 9,085,361 | 16,735,591 | +84.2% | $2.8B |
| KLAC KLA CORP | 90,501 | 932,992 | +930.9% | $281.5M |
| ANET ARISTA NETWORKS INC | 618,773 | 1,602,547 | +159.0% | $272.2M |
| NVDA NVIDIA CORPORATION | 21,684,924 | 22,568,298 | +4.1% | $4.1B |
| BKNG BOOKING HOLDINGS INC | 83,598 | 895,227 | +970.9% | $159.6M |
| MSCI MSCI INC | 120,744 | 328,506 | +172.1% | $184.0M |
| AFRM AFFIRM HLDGS INC | 433,818 | 1,918,507 | +342.2% | $139.3M |
| VANGUARD BD INDEX FDS | 18,628,006 | 20,078,691 | +7.8% | $1.5B |
| ECL ECOLAB INC | 352,202 | 710,123 | +101.6% | $197.9M |
| NUSHARES ETF TR | 38,483,498 | 42,225,973 | +9.7% | $1.1B |
| SARO STANDARDAERO INC | 1,439,421 | 4,435,435 | +208.1% | $132.7M |
| CAT CATERPILLAR INC | 209,230 | 290,919 | +39.0% | $309.8M |
Decreases
| Holding | Shares 2026-03-31 | Shares 2026-06-30 | Change | Reported value |
|---|---|---|---|---|
| AAPL APPLE INC | 11,250,613 | 8,447,488 | -24.9% | $2.4B |
| MSFT MICROSOFT CORP | 7,000,712 | 5,912,948 | -15.5% | $2.2B |
| AMD ADVANCED MICRO DEVICES INC | 1,744,530 | 1,280,571 | -26.6% | $743.9M |
| AMZN AMAZON COM INC | 10,492,826 | 9,445,638 | -10.0% | $2.1B |
| AVGO BROADCOM INC | 5,075,086 | 4,462,157 | -12.1% | $1.7B |
| TSM TAIWAN SEMICONDUCTOR MANUFAC | 2,591,510 | 2,124,629 | -18.0% | $1.0B |
| NFLX NETFLIX INC. | 5,226,023 | 2,305,450 | -55.9% | $164.6M |
| FLEX FLEX LTD | 2,230,622 | 1,137,046 | -49.0% | $184.3M |
| ISRG INTUITIVE SURGICAL INC | 633,666 | 268,086 | -57.7% | $106.6M |
| MA MASTERCARD INCORPORATED | 1,243,557 | 969,206 | -22.1% | $497.8M |
| SPOT SPOTIFY TECHNOLOGY S A | 749,495 | 489,837 | -34.6% | $224.9M |
| GOOGL ALPHABET INC | 10,030,011 | 9,710,656 | -3.2% | $3.4B |
CIK 350894 · 13F FILINGS ON EDGAR · INFORMATIONAL ONLY
More 13F data
Source: U.S. Securities and Exchange Commission (EDGAR) and other official
government data · Updated 2026-10-12 ·
For informational purposes only, not investment advice.
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