Polymarket Fed hike odds settle at 65% for October after post-hike repricing
Polymarket traders settled October Fed hike odds at roughly 65–67% after the September rate decision. The market showed a 35% chance rates hold steady. The repricing reflects anticipated tighter monetary policy and growing trader attention to Federal Reserve moves beyond election cycles. Polymarket's Fed increment contracts continue drawing macro-focused positioning. The venue's rate markets now trade as a recurring signal surface.
The 65% level tests whether Polymarket's Fed increment contracts can hold steady pricing after the whipsaw that burned pre-September traders. Macro desks eyeing the venue need proof that post-hike odds are anchored to policy probabilities, not sentiment echoes. Thin liquidity in these contracts has amplified single statements into ten-point daily swings before.
Any event contract that drops from 93% to 65% and then drifts will face trader skepticism about fair value. Kalshi's parallel October rate market offers an alternative book for comparison, and persistent venue splits would drive flow toward whichever platform shows steadier depth. The October decision deadline gives both venues weeks to prove their rate-trading infrastructure can handle concentrated positioning without the snapbacks that marked earlier cycles.