Publish local ownership and control data

Create public registries that identify beneficial ownership, property management, investor class, and common control at local-market geographies.

Source records4report custody

Linked markets1analytical context

Research themes2publication taxonomy

Evidence needs5future verification inputs

Recommendation evidence chain

The source boundary stays visible from analysis to proposed action.

01Published analysisAR-DN-2026-02Housing Competition Needs Local Ownership Data

02Evidence custody4 sources / 1 marketsLinked context, not independent endorsement

03Normative recommendationAR-PA-014Ownership transparency

04Implementation evidenceNot assessedNo adoption or impact inference

Source report position

Housing Competition Needs Local Ownership Data

Housing competition must be measured locally: affordability stress and supply shortages are public harms, but HHI needs local ownership and control data.

Intended audience: HUD, FTC, DOJ, local housing agencies, and state legislators
Policy priority: Immediate
Instrument: Ownership transparency
Publication: AR-DN-2026-02 / version 1.0
Canonical citation: Antitrust Radar Research Team. (2026, June 21). Housing Competition Needs Local Ownership Data: Source-backed housing profile note. Public Data Notes, AR-DN-2026-02 (Version 1.0). Antitrust Radar. https://antitrustradar.org/reports/housing-competition-data-gap

Evidence still needed

Inputs required to investigate the recommendation and its effects.

01Beneficial owner
02Property manager
03Unit geography
04Local rental share
05Acquisition timeline