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Finance · Polymarket

Will the 30-year Treasury yield dip below 5.21% in September?

Trade on Polymarket →
14.50%
Fri 04Sat 05Sep 06Mon 07Tue 08Wed 09Thu 10Fri 11Sat 12Sep 13Mon 14Tue 15Wed 16Thu 17Fri 18Sat 19Sep 20Mon 21Tue 22Wed 23Thu 24Fri 25Sat 26Sep 27Mon 28Tue 2901020304050607080%14.50%MODEL PROJECTION
Model projection: 7.0% in 7d (3.1–14.9%)-0.02pt/dayaccuracy →

Stats

24h Volume
$2.5K
Momentum
-0.02pt/day

Your call

The market says 14.5%. Disagree cheaply, or put a record behind it.

Is this price right?
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True cost to trade

The quoted price is not what anyone pays. Below it is the same trade with the spread crossed, the depth consumed and the venue's own fee paid — the break-even probability a buyer would actually need to believe.

Side
Order
PolymarketLive order book
Quoted price14.50%
Spread + depth+6.99 pts
Fee0.00% of stake
Break-even probability21.49%
4654
Shares
$3,654
Net if it wins

The book cannot fill this whole order. The figures above cover only the part that would fill — the rest has no price on this venue right now.

Live Order Book Depth

Spread
3.0¢ (20.7%)
Mid Price
14.5¢
Total Depth
$993
Bid/Ask Imbalance
33% bid
Bids (Buy)
13.0¢169
12.0¢1,319
11.0¢1,034
10.0¢51
8.0¢12
7.0¢71
6.0¢83
5.0¢100
Asks (Sell)
16.0¢273
17.0¢1,055
18.0¢1,200
24.0¢408
38.0¢31
96.0¢8
97.0¢66
98.0¢28
Estimated Slippage to Buy "Yes"
walking the real book
$100 order
16.55¢+3.43%
avg fill · slippage
$1,000 order
21.49¢+34.30%
avg fill · slippage
Book too thin to fill fully
$10,000 order
21.49¢+34.30%
avg fill · slippage
Book too thin to fill fully

Compare Across Platforms

Not listed on another platform we track — but this looks like it might be the same real-world bet (unconfirmed):

ManifoldWill US 10-year treasury yield exceed 6 percent before 2028?
41.58%
Same bet?

Frequently Asked Questions

What is the current probability for "Will the 30-year Treasury yield dip below 5.21% in September?"?

As of the latest update, Polymarket prices this at 14.50%, based on $2.5K in tracked 24h trading volume.

When does this market close?

This contract is scheduled to resolve on or around September 30, 2026, per Polymarket's listed close time.

Where can I trade this market?

This contract trades live on Polymarket. You can view the live order book and trade it directly at the source link on this page.

Is this market listed on other prediction platforms?

Not currently listed on another platform PredictRankd tracks (Kalshi, Manifold, PredictIt, Limitless, Smarkets, Futuur), or no confidently-verified match was found.