News
Mixed
Volatility: 1/5
Zillow Loses Antitrust Battle Over Chicago Area Listings Feed
September 16, 2026
·
bloomberg
·
90% confidence
Summary
Zillow loses antitrust bid to force Illinois MLS to share listings data.
AI Analysis
Ruling weakens Zillow's leverage in listings access, negative for ZG but minimal broad market impact. May relatively benefit rival portals and MLS providers.
Direction
Mixed
Volatility
1/5 - Very Low
AI Confidence
90%
Affected Stocks
ZG
Z
NWSA
RDFN
Likely Winners
NWSA (News Corp)
RDFN (Redfin)
Likely Losers
ZG (Zillow Group)
Z (Zillow Group Class C)
Suggested Action
Short ZG (Zillow Group) on any bounce following adverse antitrust ruling
Recommended Actions
- Short ZG (Zillow Group) on any bounce following adverse antitrust ruling
- Buy NWSA (News Corp) as relative winner in portal listings competition
- Monitor ZG options implied volatility for event-driven trade
- Avoid RDFN (Redfin) until clarity on Illinois MLS access
- Consider pair trade long NWSA / short ZG