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icon for ECB Interest Rates: December 2026

ECB Interest Rates: December 2026

icon for ECB Interest Rates: December 2026

ECB Interest Rates: December 2026

25 bps increase 38%

No change 27%

25 bps decrease 17%

50+ bps decrease 14%

Polymarket
NEW

25 bps increase 38%

No change 27%

25 bps decrease 17%

50+ bps decrease 14%

Polymarket
NEW

50+ bps decrease

$25 Vol.

14%

25 bps decrease

$5 Vol.

17%

No change

$5 Vol.

27%

25 bps increase

$50 Vol.

38%

50+ bps increase

$26 Vol.

13%

This market will resolve according to the change in basis points in the deposit facility rate resulting from the December 2026 meeting of the European Central Bank, relative to the level it was prior to this meeting. The resolution source will be official information from the European Central Bank, including the statement or release from its December 2026 meeting, scheduled for December 16-17, 2026, as listed on the official European Central Bank calendar (https://www.ecb.europa.eu/press/calendars/mgcgc/html/index.en.html). This market may resolve as soon as the statement or release of the European Central Bank's December 2026 meeting with relevant data is issued. If the specified rate is defined by an upper and lower bound, the relevant change will be the change to the upper bound. If the specified rate is changed to a level not expressed in the displayed options, the change will be rounded according to the following guidelines. Increases or decreases of less than 25 bps will be rounded to 25 bps (e.g. an increase or decrease of 10 bps would be considered to be an increase or decrease of 25 bps). Increases or decreases of greater than 25 bps will be rounded to the nearest 25 bps and will be rounded away from 0 in cases of equidistance (e.g., an increase or decrease of 37.5 bps would be considered to be an increase or decrease of 50 bps). Displayed options of “Increase” or “Decrease” will include policy rate increases or decreases of any size. If the specified meeting is postponed to a date and time before the start of the next scheduled meeting, this market will resolve based on the outcome of that postponed meeting. If the specified meeting is cancelled, or postponed such that no decision is announced by the start of the next scheduled meeting, this market will resolve to the “No Change” bracket. Emergency changes to the specified rate not resulting from the specified meeting will not be considered.**Recent energy price surges tied to the Middle East conflict have kept euro-area inflation elevated, with the August HICP rising to 3.3% and the ECB’s September projections showing 3.0% average inflation for 2026.** The Governing Council responded by hiking the deposit facility rate 25 basis points to 2.50% on September 10, its second increase this year, while signaling that decisions remain data-dependent amid upside risks to prices from gas and electricity costs. At the same time, the euro-area economy has shown resilience, with growth projections revised higher and no clear signs of broad second-round effects yet emerging. This combination leaves traders closely divided between expecting no further move or one additional 25-basis-point hike by December, as the balance between persistent energy-driven inflation pressures and the uncertain growth outlook continues to shift with incoming data and geopolitical developments. Upcoming inflation releases and the October meeting could widen the gap between these scenarios.

This market will resolve according to the change in basis points in the deposit facility rate resulting from the December 2026 meeting of the European Central Bank, relative to the level it was prior to this meeting.

The resolution source will be official information from the European Central Bank, including the statement or release from its December 2026 meeting, scheduled for December 16-17, 2026, as listed on the official European Central Bank calendar (https://www.ecb.europa.eu/press/calendars/mgcgc/html/index.en.html). This market may resolve as soon as the statement or release of the European Central Bank's December 2026 meeting with relevant data is issued.

If the specified rate is defined by an upper and lower bound, the relevant change will be the change to the upper bound.

If the specified rate is changed to a level not expressed in the displayed options, the change will be rounded according to the following guidelines. Increases or decreases of less than 25 bps will be rounded to 25 bps (e.g. an increase or decrease of 10 bps would be considered to be an increase or decrease of 25 bps). Increases or decreases of greater than 25 bps will be rounded to the nearest 25 bps and will be rounded away from 0 in cases of equidistance (e.g., an increase or decrease of 37.5 bps would be considered to be an increase or decrease of 50 bps). Displayed options of “Increase” or “Decrease” will include policy rate increases or decreases of any size.

If the specified meeting is postponed to a date and time before the start of the next scheduled meeting, this market will resolve based on the outcome of that postponed meeting. If the specified meeting is cancelled, or postponed such that no decision is announced by the start of the next scheduled meeting, this market will resolve to the “No Change” bracket. Emergency changes to the specified rate not resulting from the specified meeting will not be considered.
This market will resolve according to the change in basis points in the deposit facility rate resulting from the December 2026 meeting of the European Central Bank, relative to the level it was prior to this meeting. The resolution source will be official information from the European Central Bank, including the statement or release from its December 2026 meeting, scheduled for December 16-17, 2026, as listed on the official European Central Bank calendar (https://www.ecb.europa.eu/press/calendars/mgcgc/html/index.en.html). This market may resolve as soon as the statement or release of the European Central Bank's December 2026 meeting with relevant data is issued. If the specified rate is defined by an upper and lower bound, the relevant change will be the change to the upper bound. If the specified rate is changed to a level not expressed in the displayed options, the change will be rounded according to the following guidelines. Increases or decreases of less than 25 bps will be rounded to 25 bps (e.g. an increase or decrease of 10 bps would be considered to be an increase or decrease of 25 bps). Increases or decreases of greater than 25 bps will be rounded to the nearest 25 bps and will be rounded away from 0 in cases of equidistance (e.g., an increase or decrease of 37.5 bps would be considered to be an increase or decrease of 50 bps). Displayed options of “Increase” or “Decrease” will include policy rate increases or decreases of any size. If the specified meeting is postponed to a date and time before the start of the next scheduled meeting, this market will resolve based on the outcome of that postponed meeting. If the specified meeting is cancelled, or postponed such that no decision is announced by the start of the next scheduled meeting, this market will resolve to the “No Change” bracket. Emergency changes to the specified rate not resulting from the specified meeting will not be considered.
Volume
$111
End Date
Dec 17, 2026
Market Opened
Sep 14, 2026, 6:12 PM ET
This market will resolve according to the change in basis points in the deposit facility rate resulting from the December 2026 meeting of the European Central Bank, relative to the level it was prior to this meeting. The resolution source will be official information from the European Central Bank, including the statement or release from its December 2026 meeting, scheduled for December 16-17, 2026, as listed on the official European Central Bank calendar (https://www.ecb.europa.eu/press/calendars/mgcgc/html/index.en.html). This market may resolve as soon as the statement or release of the European Central Bank's December 2026 meeting with relevant data is issued. If the specified rate is defined by an upper and lower bound, the relevant change will be the change to the upper bound. If the specified rate is changed to a level not expressed in the displayed options, the change will be rounded according to the following guidelines. Increases or decreases of less than 25 bps will be rounded to 25 bps (e.g. an increase or decrease of 10 bps would be considered to be an increase or decrease of 25 bps). Increases or decreases of greater than 25 bps will be rounded to the nearest 25 bps and will be rounded away from 0 in cases of equidistance (e.g., an increase or decrease of 37.5 bps would be considered to be an increase or decrease of 50 bps). Displayed options of “Increase” or “Decrease” will include policy rate increases or decreases of any size. If the specified meeting is postponed to a date and time before the start of the next scheduled meeting, this market will resolve based on the outcome of that postponed meeting. If the specified meeting is cancelled, or postponed such that no decision is announced by the start of the next scheduled meeting, this market will resolve to the “No Change” bracket. Emergency changes to the specified rate not resulting from the specified meeting will not be considered.**Recent energy price surges tied to the Middle East conflict have kept euro-area inflation elevated, with the August HICP rising to 3.3% and the ECB’s September projections showing 3.0% average inflation for 2026.** The Governing Council responded by hiking the deposit facility rate 25 basis points to 2.50% on September 10, its second increase this year, while signaling that decisions remain data-dependent amid upside risks to prices from gas and electricity costs. At the same time, the euro-area economy has shown resilience, with growth projections revised higher and no clear signs of broad second-round effects yet emerging. This combination leaves traders closely divided between expecting no further move or one additional 25-basis-point hike by December, as the balance between persistent energy-driven inflation pressures and the uncertain growth outlook continues to shift with incoming data and geopolitical developments. Upcoming inflation releases and the October meeting could widen the gap between these scenarios.

This market will resolve according to the change in basis points in the deposit facility rate resulting from the December 2026 meeting of the European Central Bank, relative to the level it was prior to this meeting.

The resolution source will be official information from the European Central Bank, including the statement or release from its December 2026 meeting, scheduled for December 16-17, 2026, as listed on the official European Central Bank calendar (https://www.ecb.europa.eu/press/calendars/mgcgc/html/index.en.html). This market may resolve as soon as the statement or release of the European Central Bank's December 2026 meeting with relevant data is issued.

If the specified rate is defined by an upper and lower bound, the relevant change will be the change to the upper bound.

If the specified rate is changed to a level not expressed in the displayed options, the change will be rounded according to the following guidelines. Increases or decreases of less than 25 bps will be rounded to 25 bps (e.g. an increase or decrease of 10 bps would be considered to be an increase or decrease of 25 bps). Increases or decreases of greater than 25 bps will be rounded to the nearest 25 bps and will be rounded away from 0 in cases of equidistance (e.g., an increase or decrease of 37.5 bps would be considered to be an increase or decrease of 50 bps). Displayed options of “Increase” or “Decrease” will include policy rate increases or decreases of any size.

If the specified meeting is postponed to a date and time before the start of the next scheduled meeting, this market will resolve based on the outcome of that postponed meeting. If the specified meeting is cancelled, or postponed such that no decision is announced by the start of the next scheduled meeting, this market will resolve to the “No Change” bracket. Emergency changes to the specified rate not resulting from the specified meeting will not be considered.
This market will resolve according to the change in basis points in the deposit facility rate resulting from the December 2026 meeting of the European Central Bank, relative to the level it was prior to this meeting. The resolution source will be official information from the European Central Bank, including the statement or release from its December 2026 meeting, scheduled for December 16-17, 2026, as listed on the official European Central Bank calendar (https://www.ecb.europa.eu/press/calendars/mgcgc/html/index.en.html). This market may resolve as soon as the statement or release of the European Central Bank's December 2026 meeting with relevant data is issued. If the specified rate is defined by an upper and lower bound, the relevant change will be the change to the upper bound. If the specified rate is changed to a level not expressed in the displayed options, the change will be rounded according to the following guidelines. Increases or decreases of less than 25 bps will be rounded to 25 bps (e.g. an increase or decrease of 10 bps would be considered to be an increase or decrease of 25 bps). Increases or decreases of greater than 25 bps will be rounded to the nearest 25 bps and will be rounded away from 0 in cases of equidistance (e.g., an increase or decrease of 37.5 bps would be considered to be an increase or decrease of 50 bps). Displayed options of “Increase” or “Decrease” will include policy rate increases or decreases of any size. If the specified meeting is postponed to a date and time before the start of the next scheduled meeting, this market will resolve based on the outcome of that postponed meeting. If the specified meeting is cancelled, or postponed such that no decision is announced by the start of the next scheduled meeting, this market will resolve to the “No Change” bracket. Emergency changes to the specified rate not resulting from the specified meeting will not be considered.
Volume
$111
End Date
Dec 17, 2026
Market Opened
Sep 14, 2026, 6:12 PM ET

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Frequently Asked Questions

"ECB Interest Rates: December 2026" is a prediction market on Polymarket with 5 possible outcomes where traders buy and sell shares based on what they believe will happen. The current leading outcome is "25 bps increase" at 38%, followed by "No change" at 27%. Prices reflect real-time crowd-sourced probabilities. For example, a share priced at 38¢ implies that the market collectively assigns a 38% chance to that outcome. These odds shift continuously as traders react to new developments and information. Shares in the correct outcome are redeemable for $1 each upon market resolution.

"ECB Interest Rates: December 2026" is a newly created market on Polymarket, launched on Sep 14, 2026. As an early market, this is your opportunity to be among the first traders to set the odds and establish the market's initial price signals. You can also bookmark this page to track volume and trading activity as the market gains traction over time.

To trade on "ECB Interest Rates: December 2026," browse the 5 available outcomes listed on this page. Each outcome displays a current price representing the market's implied probability. To take a position, select the outcome you believe is most likely, choose "Yes" to trade in favor of it or "No" to trade against it, enter your amount, and click "Trade." If your chosen outcome is correct when the market resolves, your "Yes" shares pay out $1 each. If it's incorrect, they pay out $0. You can also sell your shares at any time before resolution if you want to lock in a profit or cut a loss.

The current frontrunner for "ECB Interest Rates: December 2026" is "25 bps increase" at 38%, meaning the market assigns a 38% chance to that outcome. The next closest outcome is "No change" at 27%. These odds update in real-time as traders buy and sell shares, so they reflect the latest collective view of what's most likely to happen. Check back frequently or bookmark this page to follow how the odds shift as new information emerges.

The resolution rules for "ECB Interest Rates: December 2026" define exactly what needs to happen for each outcome to be declared a winner — including the official data sources used to determine the result. You can review the complete resolution criteria in the "Rules" section on this page above the comments. We recommend reading the rules carefully before trading, as they specify the precise conditions, edge cases, and sources that govern how this market is settled.