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Sei Investments CO

Portfolio Manager
Sei Investments CO
Performance
+13.42% (2026 Q2)
AUM (13F)
$113.35B
# of Holdings
3272
Performance Rank
Allocation (Top 20)
27.13%
Latest filing
Q2 2026

Sei Investments CO Holdings Map

Top 50 Sei Investments CO Holdings

Top 10 holdings

StockCompany% Port.SharesValueActivityOwnershipAvg. CostDate
NVDA
NVIDIA CORPORATION
3.59%22.57M$4.07B
+4.07%(+883.37K)
2025-Q2: 17.25M shares2025-Q3: 19.32M shares2025-Q4: 19.24M shares2026-Q1: 21.68M shares2026-Q2: 22.57M shares
$63.50(+254.82%)
2026-06-30
AAPL
APPLE INC
2.16%8.45M$2.44B
-24.92%(-2.80M)
2025-Q2: 7.49M shares2025-Q3: 8.88M shares2025-Q4: 9.43M shares2026-Q1: 11.25M shares2026-Q2: 8.45M shares
$171.74(+77.74%)
2026-06-30
MSFT
MICROSOFT CORP
1.95%5.91M$2.21B
-15.54%(-1.09M)
2025-Q2: 6.55M shares2025-Q3: 6.69M shares2025-Q4: 7.11M shares2026-Q1: 7.00M shares2026-Q2: 5.91M shares
$247.93(+100.41%)
2026-06-30
AMZN
AMAZON COM INC
1.85%9.45M$2.10B
-9.98%(-1.05M)
2025-Q2: 8.20M shares2025-Q3: 8.23M shares2025-Q4: 9.52M shares2026-Q1: 10.49M shares2026-Q2: 9.45M shares
$140.06(+89.30%)
2026-06-30
GOOG
ALPHABET INC
1.78%5.71M$2.02B
-2.51%(-147.02K)
2025-Q2: 2.29M shares2025-Q3: 3.95M shares2025-Q4: 4.54M shares2026-Q1: 5.86M shares2026-Q2: 5.71M shares
$187.81(+83.13%)
2026-06-30
VEA
VANGUARD TAX-MANAGED FDS
1.56%24.86M$1.77B
+0.50%(+123.81K)
2025-Q2: 25.74M shares2025-Q3: 25.84M shares2025-Q4: 25.67M shares2026-Q1: 24.73M shares2026-Q2: 24.86M shares
$41.68(+76.45%)
2026-06-30
AVGO
BROADCOM INC
1.49%4.46M$1.69B
-12.08%(-612.93K)
2025-Q2: 3.32M shares2025-Q3: 3.44M shares2025-Q4: 4.11M shares2026-Q1: 5.08M shares2026-Q2: 4.46M shares
$184.20(+126.83%)
2026-06-30
SCHG
SCHWAB STRATEGIC TR
1.42%47.66M$1.61B
+0.20%(+95.45K)
2025-Q2: 45.75M shares2025-Q3: 44.45M shares2025-Q4: 44.21M shares2026-Q1: 47.56M shares2026-Q2: 47.66M shares
$19.50(+84.26%)
2026-06-30
SCHV
SCHWAB STRATEGIC TR
1.38%45.02M$1.57B
+0.57%(+256.40K)
2025-Q2: 43.06M shares2025-Q3: 44.36M shares2025-Q4: 45.78M shares2026-Q1: 44.77M shares2026-Q2: 45.02M shares
$23.33(+51.46%)
2026-06-30
BND
VANGUARD BD INDEX FDS
1.3%20.08M$1.47B
+7.79%(+1.45M)
2025-Q2: 15.58M shares2025-Q3: 16.88M shares2025-Q4: 17.86M shares2026-Q1: 18.63M shares2026-Q2: 20.08M shares
$78.25(-7.37%)
2026-06-30

About Sei Investments CO’s portfolio

Sei Investments CO reports $113.35B in US-listed equity holdings across 3,272 positions in its most recent 13F filing. Its largest disclosed positions are NVDA (3.6%), AAPL (2.2%) and MSFT (1.9%). The top 20 holdings account for 27.13% of reported assets. Its disclosed equity book has returned +74.75% on a three-year cumulative basis. Figures reflect the Q2 2026 filing.

Portfolio concentration

Portfolio concentration
NVDA β€” 8.9% ($4.07B)AAPL β€” 5.3% ($2.44B)MSFT β€” 4.8% ($2.21B)AMZN β€” 4.6% ($2.10B)GOOG β€” 4.4% ($2.02B)VEA β€” 3.9% ($1.77B)AVGO β€” 3.7% ($1.69B)SCHG β€” 3.5% ($1.61B)SCHV β€” 3.4% ($1.57B)BND β€” 3.2% ($1.47B)Other β€” 54.3% ($24.86B)
46%in top 10
  • NVDA8.9%
  • AAPL5.3%
  • MSFT4.8%
  • AMZN4.6%
  • GOOG4.4%
  • VEA3.9%
  • AVGO3.7%
  • SCHG3.5%
  • SCHV3.4%
  • BND3.2%
  • Other54.3%

Portfolio changes

What the fund actually did

Every reported change this quarter, grouped by direction. The signal is in the rotation, not any single trade.

Added to
23
VUGVANGUARD INDEX FDS+509.9%
NVDANVIDIA CORPORATION+4.1%
BNDVANGUARD BD INDEX FDS+7.8%
VTEBVANGUARD MUN BD FDS+11.8%
+19 more
Trimmed
27
AAPLAPPLE INC-24.9%
MSFTMICROSOFT CORP-15.5%
AMDADVANCED MICRO DEVICES INC-26.6%
AMZNAMAZON COM INC-10.0%
+23 more

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Source filings

Holdings on this page are parsed from Sei Investments CO’s Form 13F filings with the U.S. Securities and Exchange Commission (CIK 350894). View Sei Investments CO’s 13F filings on SEC EDGAR. For how we turn filings into the analysis above, see our research methodology.

More 13F analyses

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