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SEIC

SEI Investments Co · XNAS

Now
3 holders · 0 updated for Q3 · 3 on earlier filings (Q3 due Nov 14)
Holders
3 now · 0 on Q3 2026
Median weight
0.09%
Sector
Financials
Type
equity · US

Moves

No moves yet in Q3 · 0 of its 3 holders have filed · due Nov 14

Streakslongest holders · 54 quarters on record

  1. Markel Tom Gayner, CEO 0.1%46 quarters
  2. Brandes Kenneth Little, portfolio manager 0.0%11 quarters
  3. Kahn Thomas Kahn, portfolio manager 0.1%6 quarters

The record for SEIC begins Q2 2013: 54 quarters.

Over timeNow 3 holders · 53 complete quarters, Q2 2013 to Q2 2026

Managers holding3 Q2 2026

Largest weight0.1% Q2 2026

Holders3 now · 0 on Q3 2026 · 1 exited

MarkelQ2 2026Q3 due Nov 14Tom Gayner, CEO0.12%173,200$15Mheld—46 q
KahnQ2 2026Q3 due Nov 14Thomas Kahn, portfolio manager0.09%6,596$578,535held—6 q
BrandesQ2 2026Q3 due Nov 14Kenneth Little, portfolio manager0.03%45,834$4Madded+13%+0.01 pp11 q
MairsQ2 2026Q3 due Nov 14Andrew Adams, CIO———exited0.00 pp—