---
schema_version: "secwatch.filing_event.v1"
accession: "0001109448-26-000187"
form_type: "8-K"
ticker: null
cik: "0001109448"
company_name: "ALLIANCEBERNSTEIN L.P."
filed_at: "2026-06-10T21:24:44+00:00"
generated_at: "2026-06-10T21:26:20.177627+00:00"
event_type: "other_material"
sentiment: "neutral"
materiality_score: 0.55
calibrated_materiality_score: 0.55
confidence: "high"
source: SEC EDGAR
---

# AB preliminary AUM rises to $899B in May, up 2% from April; net outflows in Retail

## Summary
- AUM $899B at May 31, 2026 vs $882B at April 30, driven by market appreciation, partly offset by net outflows.
- May net outflows concentrated in Retail; Institutions saw modest inflows; Private Wealth flows roughly flat.
- Equity AUM $370B ($284B active, $86B passive); Fixed Income AUM $315B ($306B active, $9B passive).
- Alternatives/Multi-Asset Solutions AUM $214B, up from $209B in April.

## SEC filing metadata
- accession: 0001109448-26-000187
- form_type: 8-K
- cik: 0001109448
- company_name: ALLIANCEBERNSTEIN L.P.
- filed_at: 2026-06-10T21:24:44+00:00
- event_type: other_material
- sentiment: neutral
- materiality_score: 0.55
- calibrated_materiality_score: 0.55
- confidence: high
- sec_items: 7.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1109448/000110944826000187/0001109448-26-000187-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1109448/000110944826000187/ab-20260610.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001109448-26-000187
- JSON: https://secwatch.observer/filing/0001109448-26-000187.json
- Plain text: https://secwatch.observer/filing/0001109448-26-000187.txt

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