| Spread | Total | ML | Best ML | |
|---|---|---|---|---|
Sox | -1.5 β | O 10.5 β | 100%100% | 100% Kalshi |
Twins | +1.5 β | U 10.5 β | 0%0% | β |


| Spread | Total | Moneyline | Best ML | |
|---|---|---|---|---|
Chicago White Sox | -1.5 β | O 10.5 β | 100%100% | 100% Kalshi |
Minnesota Twins | +1.5 β | U 10.5 β | 0%0% | β |
Minnesota (64-71) is the 53.5c home favorite over first-place Chicago (71-63), a rare board where the division leader prices as the underdog. Kalshi has the Twins at 53c and Polymarket at 54c, a one-cent gap that leaves no real cross-platform disagreement on the moneyline. Erick Fedde (6-8, 4.18 ERA) faces Bailey Ober (7-4, 4.49 ERA) at Target Field, the board carries roughly $301K in cumulative volume, and it resolves when the game goes final on Saturday, August 29, 2026.
The first-place team in this game is the underdog. Chicago (71-63) leads the AL Central by 3.5 games over Cleveland (68-67) and arrives at Target Field on a three-game winning streak, yet the board prices Minnesota (64-71) as the 53.5c favorite against the White Sox at 47.5c. Home field and a 30-36 White Sox road record are doing the work. The board carries roughly $301K in cumulative cross-platform volume across Kalshi and Polymarket, and it resolves Saturday, August 29, 2026, when the game goes final.
Kalshi and Polymarket are effectively in agreement on this White Sox vs Twins moneyline. As of Saturday morning Minnesota sat at 53c on Kalshi and 54c on Polymarket, with Chicago at 48c and 47c respectively. Normalized against the 101c book, that is a 53% implied win probability for the Twins and 47% for the White Sox. A 1c gap on each side is inside the normal spread band between the two exchanges, so there is no meaningful pricing disagreement to read into here. The live board above carries the current numbers.
The day's movement has been small and one-directional. Minnesota opened the trading day at 55c on Polymarket and 54c on Kalshi shortly after midnight UTC and drifted to 54c and 53c by late morning. Chicago moved the other way, from 46c to 47c on Polymarket and 47c to 48c on Kalshi. That is a one-cent bleed toward the road team, not a repricing.
The larger move is on the total. The over on the 9.5-run line traded at 49c on both books early Saturday and was down to 46c by late morning, a three-cent shift toward the under on the most-traded alt market on the board (roughly $34K in cumulative volume on the 9.5 line alone). The 8.5 line sits at 56.5c to the over and the 10.5 line at 39c, which brackets a market expectation just under nine runs.
The run lines are close to symmetric, which is what a near coin-flip game should look like. Minnesota -1.5 prices at 36c (36c Kalshi, 37c Polymarket) and Chicago -1.5 at 36c on both books. The market is not expressing a blowout thesis in either direction. A first-inning run trades at 53.5c, and Polymarket's five-inning market has Minnesota at 44c, Chicago at 42c, and a tie at 13c.
The standings context is the reason this game carries stakes beyond a Saturday afternoon in late August. Chicago is 41-27 at home but 30-36 on the road, and its division lead is 3.5 games with Cleveland (68-67) chasing and Kansas City (61-75) having won nine of its last ten. Minnesota is 7.5 games back, 35-32 at Target Field, and has lost three straight and six of its last ten. Chicago took the series opener 7-4 on Friday night at Target Field.
Erick Fedde (6-8, 4.18 ERA) starts for Chicago against Bailey Ober (7-4, 4.49 ERA) for Minnesota. The ERAs are 31 points apart, which is close to the gap the market is pricing, and neither starter is a strikeout engine by the board's read.
The strikeout props are the cleanest window into how the market sees these two. Ober's O/U 4.5 strikeouts prices at 38c (40c Kalshi, 36c Polymarket) and his O/U 3.5 at 57c, which centers his expected total right at four. Fedde's O/U 1.5 sits at 70c and his O/U 2.5 at 47c, centering him between two and three. That is a market projecting short outings and contact, which is consistent with the total sitting near nine runs rather than the low sevens you would see behind two front-line arms.
The bat props follow the same logic. Munetaka Murakami to hit a home run is the single most-traded prop on this board at roughly $22.5K, priced at 25c. Miguel Vargas, who leads Chicago with 29 home runs and 76 RBIs, prices at 18c on Kalshi and 9c on Polymarket for the same 0.5 home-run line. That nine-cent spread is a thin-book liquidity difference on a low-volume prop, not a signal that one exchange has better information, and it should be read as two different depth profiles rather than a pricing edge. Brooks Lee at 10c to go deep and Colson Montgomery at 20c round out the home-run board.
Byron Buxton (25 home runs) and Josh Bell (80 RBIs) lead Minnesota's offense, with Luke Keaschall hitting .271. Chicago counters with Vargas and Chase Meidroth (.273). Both team totals price the over 1.5 runs near certainty (Minnesota 90c, Chicago 88c), so the total will be decided in the middle innings once the starters are out.
First pitch is 2:10 PM ET (1:10 PM CT) at Target Field in Minneapolis, a time corroborated by both the Kalshi event ticker and ESPN's scoreboard. Broadcast is CHSN in Chicago, Twins.TV in Minnesota, and MLB.TV nationally. The moneyline resolves to the team that wins the game, including any extra innings. Kalshi and Polymarket both settle on the official final score once the game is complete on Saturday, August 29, 2026, typically within minutes of the last out. A rain delay does not change resolution; a postponement or suspension moves settlement to whenever the game is officially completed, and a canceled game voids per each platform's rules.
Ober's pitch count: his strikeout line centers at four (O/U 4.5 at 38c, O/U 3.5 at 57c), which implies a short outing and an early handoff to the Minnesota bullpen.
Fedde's contact profile: an O/U 2.5 strikeout line at 47c means the market expects balls in play, and the White Sox defense behind him decides how many turn into runs.
The total drifting under: the over on 9.5 fell from 49c to 46c through Saturday morning on both books, the largest move on the board.
Chicago's road split: 30-36 away from Rate Field versus 41-27 at home is the single biggest reason a first-place team is priced as a 47.5c underdog.
AL Central leverage: Chicago's lead is 3.5 games over Cleveland, so every road loss in a series it already leads 1-0 tightens the division.
Vargas versus the Twins staff: 29 home runs leads Chicago, and his 0.5 home-run prop is the widest cross-platform gap on the board at 18c Kalshi to 9c Polymarket.
The division race this game feeds into trades on the 2026 AL Central winner market, where Chicago's 3.5-game cushion over Cleveland is the live question. Full season-long pricing for both clubs sits on the Chicago White Sox hub and the Minnesota Twins hub, and every game and futures board on the league is indexed on the MLB prediction markets hub.
Resolves to the team that wins the game at Target Field on August 29, 2026, first pitch 2:10 PM ET, including any extra innings. Run-line and total contracts settle on the official final score (Minnesota -1.5, Chicago -1.5, and the alt totals from 3.5 through 13.5 runs). Each winning contract pays $1 per share and all losing contracts settle at $0. Kalshi and Polymarket both settle from the official MLB box score, typically within minutes of the final out. A rain delay does not affect resolution. A postponed or suspended game settles when the game is officially completed, and a canceled game voids per each platform rules.
As of Saturday morning, August 29, 2026, Minnesota is the favorite at 53c on Kalshi and 54c on Polymarket, with Chicago at 48c and 47c. That is a 53% implied win probability for the Twins once the 101c book is normalized.
Minnesota is favored at 53.5c on average despite a 64-71 record against Chicago at 71-63. Home field and Chicago 30-36 road record account for the gap, since the White Sox are 41-27 at home.
Both Kalshi and Polymarket list the moneyline, run line, and totals for this game, and the board carries roughly $301K in cumulative cross-platform volume. Kalshi also lists strikeout and home-run props that Polymarket only partially covers.
First pitch is 2:10 PM ET at Target Field on August 29, 2026, and both platforms settle from the official final score within minutes of the last out, including any extra innings.
The 9.5-run total prices at 46c to the over after falling from 49c Saturday morning, and both run lines sit near 36c (Minnesota -1.5 at 36c, Chicago -1.5 at 36c), which is what a near coin-flip game looks like.
Watch the starters exit points. Ober strikeout line centers at four and Fedde at two to three, so both bullpens are likely in by the sixth inning, which is where a total already drifting under gets decided.