---
schema_version: "secwatch.filing_event.v1"
accession: "0000350894-26-000044"
form_type: "8-K"
ticker: "SEIC"
cik: "0000350894"
company_name: "SEI INVESTMENTS CO"
filed_at: "2026-07-22T20:03:39+00:00"
generated_at: "2026-07-22T20:05:29.102079+00:00"
event_type: "earnings"
sentiment: "positive"
materiality_score: 0.75
calibrated_materiality_score: 0.75
confidence: "high"
source: SEC EDGAR
---

# SEI Q2 2026 revenue up 15% to $641.6M; adjusted EPS up 38% to $1.66

## Summary
- GAAP diluted EPS $1.59, down 11% YoY; adjusted diluted EPS $1.66, up 38% YoY.
- Revenue $641.6M (+15% YoY); operating income $197.0M (+33% YoY); operating margin 31% vs 27%.
- Segment: Investment Managers revenue +17%, Private Banks +11%, Investment Advisors +30% (Stratos contribution).
- Net sales events $43.5M in Q2; YTD $110.6M; Private Banks $10.1M, Investment Managers $32.0M.
- Repurchased 1.3M shares for $112.4M at avg $86.92; LSV net inflows $2.0B.

## SEC filing metadata
- accession: 0000350894-26-000044
- form_type: 8-K
- ticker: SEIC
- cik: 0000350894
- company_name: SEI INVESTMENTS CO
- filed_at: 2026-07-22T20:03:39+00:00
- event_type: earnings
- sentiment: positive
- materiality_score: 0.75
- calibrated_materiality_score: 0.75
- confidence: high
- sec_items: 2.02, 7.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/350894/000035089426000044/0000350894-26-000044-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/350894/000035089426000044/seic-20260722.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0000350894-26-000044
- JSON: https://secwatch.observer/filing/0000350894-26-000044.json
- Plain text: https://secwatch.observer/filing/0000350894-26-000044.txt

This AI-assisted summary is a reading aid. Review the linked SEC EDGAR filing before relying on any specific claim.