OUTSIDE BAND
FINALISED: FROZEN
Polymarket
Will the Fed increase interest rates by 25 bps after the September 2026 meeting?
Window 30 Aug 2026, 16:56 UTC → 30 Aug 2026, 18:26 UTC
Price at window start 47¢ → at trigger 48¢ → at close 49¢
YES up · NO down
Resolves 16 Sept 2026, 00:00 UTC
Frozen payload
- REPRICED Repriced +2.0pts: 47¢ at window start → 49¢ at close
- OUTSIDE BAND Outside the 7-day band: above the upper bound 47¢ (band 30¢–47¢)
band from 162 hourly obs / 7.0d
- BOOK Book 1.7:1 bid, $187.4k/$107.8k within 10¢
- UNUSUAL SIZE Largest trade $10.3k, 3.1× this market's typical big trade
size baseline: 95th pct of 3,065 trades / 7d
- VOLUME 0.8× this market's 7-day norm, $315.3k in 24h
Book 1.7:1 bid, $187.4k/$107.8k within 10¢ · spread 1.0¢
Triggers (1)
- 30 Aug 2026, 16:56 UTC: Band breach (upper): 47¢ → 48¢ (+1.0pts), confirmed over 30s
Context
- Opening move ≈ 0.06× the market's trusted 7-day band width at trigger time
- 24 trades printed in the window (Polymarket public tape)
Outcome: graded at window close
- +2m after alert: 48¢, drift +0.0pts in the alert direction
- +30m: 48¢, held +1.5ptspts
- Peak move: +2.0pts
- Held 100% of the peak move at close
- Still beyond trigger at +10m: no
- Still beyond trigger at +30m: no
- Still beyond trigger at +60m: yes
- Gave back half within 60m: yes
- Price at close: 49¢
- Graded from 180 snapshots