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US Open WTA: Maria Sakkari vs Robin Montgomery

Sports→Settlement: Maria SakkariLiquidity: $207.9KOfficial 24h Vol: $667.9KEvent: US Open WTA: Maria Sakkari vs Robin Montgomery
100.0¢
Maria Sakkari payout
0.0¢
Robin Montgomery payout
Historical analytics · no executable quote
24h sample:157 trades$290.9K tracked6% 🐋source coverage 44%BUY/SELL known 100%
tape 52 min agoofficial metadata 26 min ago
Profitable-wallet flow · 7d:Robin Montgomery · $21.5K net·17 wallets·$45.0K gross
Largest observed trade · 30d:SELLMaria Sakkari$26.9K@ 58¢·0x5f65…2036

Historical decision record

Market resolved · outcome Maria Sakkari. Flow, alerts and prices below are retained evidence, not an executable setup.

RESOLVED

Resolution & market truth

Verify what settles the market before reading flow as a thesis

Resolution
RESOLVED
Trading
Orders paused
Deadline
2026-09-06 15:00 UTC
Event constraint
Not verified
Resolution source: https://www.wtatennis.com/scores
Read full resolution rules

This market refers to the tennis match between Maria Sakkari and Robin Montgomery in the US Open WTA, originally scheduled for August 30, 2026 at 11:00AM ET. This market will resolve to 'Maria Sakkari' if Maria Sakkari advances against Robin Montgomery. This market will resolve to 'Robin Montgomery' if Robin Montgomery advances against Maria Sakkari. If the match is canceled (not played at all), ends in a tie, or a winner has not been determined by September 13, 2026, 11:59 PM ET (14 days after the scheduled start), this market will resolve to 50-50. If the match begins but is not completed, and one player advances due to the opponent's retirement, default, or disqualification, this market will resolve to the player who advances. If the match ends in a walkover (player withdraws before the start and the other advances automatically), this market will resolve to 50-50. The primary resolution source will be official information from the WTA Tour. A consensus of credible reporting may also be used.

Evidence receipts

Timestamped alerts and their measured outcomes; losses and unavailable checks remain visible

ANTI CHASEBUY Robin Montgomery3h ago
Outcome checks pending
MARKET SWEEPBUY Robin Montgomery@ 85.0¢3h ago
15m CONFIRMED +4.5pp1h INVALIDATED -60.3pp
ANTI CHASEBUY Maria Sakkari3h ago
Outcome checks pending
LARGE FLOWBUY Maria Sakkari@ 45.0¢3h ago
15m INVALIDATED -4.0pp1h INVALIDATED -18.3pp
Latest book event: Maria Sakkari UP 3.0pp · near-book depth $44.9K → $4.6K · 9s

Outcome Price History

Execution status
Market resolved · the orderbook is not executable.

Signals Trend

Market Analytics

LifecycleCanonical market state overrides the analytics stage after resolution. discovery/climax/resolving describe open-market analytics only; resolved/void are terminal states.resolved

Signed Order Flow

Directional flow: positive values favor Maria Sakkari; negative values favor Robin Montgomery. Only trades with known BUY/SELL action are included.
1hRobin Montgomery · $6.8K
6hRobin Montgomery · $64.5K
24hRobin Montgomery · $34.9K

Maria Sakkari price VWAP

Volume-weighted Maria Sakkari price. Robin Montgomery fills are converted to the complementary Maria Sakkari probability before aggregation. Distance from VWAP is displacement, not an overbought/oversold signal.
Current100.0¢
VWAP 24h55.2¢▲ above by 44.8pp
VWAP 7d55.2¢
Largest observed holdersActual token balances from Polymarket's holders endpoint. Coverage is limited to the top 20 holders per outcome; percentages are within the reported sample, not total supply.

Largest holders

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Maria Sakkari price Volume Profile · tracked 30d

95¢
← now
$45.8K
90¢
$2.0K
85¢
$1.1K
80¢
$0
75¢
$670
70¢
$0
65¢
$1.8K
60¢
$44.2K
55¢
$79.3K
50¢
$1.7K
45¢
$17.5K
40¢
$19.8K
35¢
$2.1K
30¢
$21.3K
25¢
$42.2K
20¢
$3.6K
15¢
$0
10¢
$2.8K
5¢
$1.5K
0¢
$3.6K

VPOC = 55¢ · highlighted bar = current price · blue bar = VPOC

Observed net position building

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Historical observed tape · BUY/SELL shown outcome · retained 30dupdated less than a minute ago
Loading trades…
🐋 Large Trades$10,000+ · retained 30dBUY/SELL shown outcomeΔ now
SELLMaria Sakkari$15.8K@ 99.9¢
unbeatable10xac02…8570
🐋—about 1 hour ago
BUYMaria Sakkari$10.0K@ 95.3¢
hurrican0x8718…5040
🐋—about 1 hour ago
SELLMaria Sakkari$26.9K@ 58.4¢0x5f65…2036🐋—about 2 hours ago
SELLMaria Sakkari$14.3K@ 44.6¢0x5f65…2036🐋—about 2 hours ago
BUYRobin Montgomery$14.0K@ 69.5¢
unbeatable10xac02…8570
🐋—about 3 hours ago
BUYMaria Sakkari$10.5K@ 47.0¢0x5f65…2036🐋—about 3 hours ago
BUYMaria Sakkari$19.0K@ 58.0¢0x5f65…2036🐋—about 3 hours ago
BUYMaria Sakkari$15.0K@ 61.0¢0x5f65…2036🐋—about 7 hours ago
BUYMaria Sakkari$15.3K@ 60.0¢
AV23IUa0xdb85…152f
🐋—about 11 hours ago

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Observed whale buys · 7d

Aggregated BUY fills of $10K+ per wallet and outcome

0x5f65…2036Maria Sakkari$44.5K
BUY VWAP 55.9¢·3 fills
AV23IUaMaria Sakkari$15.3K
BUY VWAP 60.0¢·1 fill
unbeatable1Robin Montgomery$14.0K
BUY VWAP 69.5¢·1 fill
TRCMRobin Montgomery$10.6K
BUY VWAP 72.8¢·2 fills
hurricanMaria Sakkari$10.0K
BUY VWAP 95.3¢·1 fill

Observed BUY activity; current holdings and position change may be unconfirmed.