Polymarket Daily Radar — Oct 19: Iran Odds Tumble

PolyWatch3 min readdaily-radar

TL;DR

  • 🐋 A $29,752 whale sell crushes US invasion of Iran odds by 69¢
  • Katie Boulter reprices up 42¢ to 93.5¢ in Japan Women's Open action
  • Avengers: Doomsday 2026 box office market spikes 551.4× over baseline volume

📈 The big moves

Market Move Now 24h volume
Japan Women's Open: Katie Boulter vs Himeno Sakatsume ▲ +42.0¢ 93.5¢ (93.5%) —
Will the U.S. invade Iran before 2027? ▼ -40.0¢ 15.0¢ (15.0%) —
Trump out as President before 2027? ▼ -39.5¢ 3.5¢ (3.5%) —
Bitcoin Up or Down on October 19? ▲ +39.3¢ 94.3¢ (94.3%) —
Will Solana dip to $100 in October? ▲ +34.0¢ 62.0¢ (62.0%) —

Geopolitical contracts led downward repricing across election betting odds. The contract tracking whether the U.S. will invade Iran before 2027 dropped 40.0¢ over 24 hours to 15.0¢ following heavy single-order sell pressure. The market resolves at the end of 2026 based on whether U.S. armed forces conduct a military invasion of Iranian sovereign territory.

🐋 Whale watch

A single account drove the day's sharpest directional price move. At 21:41 UTC on October 18, a trader executed a $29,752.09 SELL order on Will the U.S. invade Iran before 2027?. The order caused an immediate -69.0¢ price impact, which the order book failed to absorb, leaving the implied probability compressed down at 15.0¢. Readers tracking large-ticket positioning can review our whale watching guide and reference how smart money explained separates high-conviction order flow from routine liquidity rebalancing.

📊 Volume spikes

Market Volume vs average
Will Avengers: Doomsday be the top grossing movie of 2026? $25.24 551.4×
Will Spider-Man: Brand New Day be the top grossing movie of 2026? $5.43 68.6×
Will the price of Bitcoin be above $88,000 on October 19? $883.00 31.9×
Will the price of Bitcoin be above $86,000 on October 20? $170.00 15.7×
Will the price of Bitcoin be above $72,000 on October 19? $1,060.00 15.4×

Relative activity concentrated in film futures and short-dated crypto contracts. While the Marvel film lines registered large statistical multipliers on low absolute turnover ($25.24 and $5.43 traded), short-dated strikes on the Bitcoin price target tracker registered capital inflows, led by $1,060.00 on the $72,000 strike (15.4× normal baseline) and $883.00 on the $88,000 strike (31.9× baseline).

🗓️ Resolving soon

Several high-volume contracts settle within the next 48 hours. Regional political sentiment resolves first with Will Alberta vote for independence in 2026? settling on October 20 at 03:59 UTC ($395,908.65 total volume). Match outcomes follow closely, with Counter-Strike: PARIVISION vs magic (BO3) - 1win Private Club #2 Playoffs closing at 00:00 UTC on October 20 ($388,199.86 volume) and Commanders vs. 49ers: O/U 52.5 resolving at 00:15 UTC ($314,307.99 volume). Across crypto, multiple October 19 expiry brackets settle at 16:00 UTC, including Will the price of Bitcoin be above $80,000 on October 19? with $241,038.46 in volume. Concurrently, the Elon Musk tweet count tracker completes its cycle for the weekly window, where Will Elon Musk post 300-319 tweets from October 13 to October 20, 2026? holds $164,025.88 in total liquidity ahead of its October 20 settlement.


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