Name: FDA approves Merck’s clesrovimab infant RSV prevention (MK‑1654)?
Start: 2025-06-08T19:18:24.516597Z
End: 2025-06-17T00:00:00Z

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This market will resolve to "Yes" if the U.S. Food and Drug Administration (FDA) grants full or conditional approval for Merck’s biologics license application (BLA) for clesrovimab (MK‑1654) as a preventive treatment for respiratory syncytial virus (RSV) in infants by June 17, 2025, 11:59 PM ET. Otherwise, this market will resolve to "No".

This market will immediately resolve to "No" if the FDA issues a Complete Response Letter (CRL), explicitly declines to approve the application. 

Conditional approvals may include post-marketing requirements or commitments and still qualify.

The primary resolution source will be official information from the FDA, however a consensus of credible reporting may also be used. 


FDA approves Merck’s clesrovimab infant RSV prevention (MK‑1654)?

This market will resolve to "Yes" if any vaccine has its Biologics License Application (BLA) approval or Emergency Use Authorization (EUA) revoked by the FDA or is voluntarily withdrawn for reasons related to health, safety, or efficacy by December 31, 2025, 11:59 PM ET. Otherwise, this market will resolve to “No”. 

Withdrawing approval solely due to seasonality, low demand, or an emergency ending will not be sufficient for a "Yes" resolution. Similarly, a reduction in the scope of approved recipients, without fully eliminating the approval will not be sufficient for a "Yes" resolution."

The resolution source will be official FDA announcements and guidance published on the FDA website (see: https://www.cdc.gov/acip-recs/hcp/vaccine-specific/).

Will RFK end any vaccine approvals by December 31?

This market will resolve to "Yes" if the CDC has completely ended its recommendation for the listed vaccine, meaning it no longer recommends it for any category of individuals by December 31, 2025, 11:59 PM ET. Otherwise, this market will resolve to “No”.

A reduction in the scope of recommended recipients, or the removal of a recommendation for a specific type of vaccine for the listed disease (e.g. CDC removal of the recommendation for the live oral polio vaccine in 2022) without fully eliminating the recommendation will not be sufficient for a "Yes" resolution.

The resolution source will be official CDC announcements and guidance published on the CDC website (see: https://www.cdc.gov/acip-recs/hcp/vaccine-specific/).

Will RFK end Influenza vaccine recommendation in 2025?

On February 21, a bat coronavirus that has the capacity to spread to humans, known as HKU5-CoV-2, was reportedly discovered (See: https://www.aa.com.tr/en/asia-pacific/china-discovers-new-bat-coronavirus-that-poses-risk-of-animal-to-human-transmission/3489013)

This market will resolve to "Yes" if any vaccine intended for humans and inoculating against HKU5-CoV-2  receives full FDA approval between February 20, and December 31, 2025, 11:59 PM ET. Otherwise, this market will resolve to "No".

The primary resolution source for this market will be information from the FDA, including their official list of approved vaccines (https://www.fda.gov/vaccines-blood-biologics/vaccines/vaccines-licensed-use-united-states).

Vaccine for new COVID disease in 2025?

This market will resolve to "Yes" if any vaccine intended for humans and inoculating against H5N1 receives full FDA approval between January 1, and December 31, 2025, 11:59 PM ET. Otherwise, this market will resolve to "No".

The primary resolution source for this market will be information from the FDA, including their official list of approved vaccines (https://www.fda.gov/vaccines-blood-biologics/vaccines/vaccines-licensed-use-united-states).

Bird flu vaccine in 2025?

This market will resolve to "Yes" if the CDC identifies a new COVID variant of concern between December 1, 2025, and December 31, 2026, 11:59PM ET. Otherwise this market will resolve to "No".

The CDC's variant classification scheme can be found here: https://stacks.cdc.gov/view/cdc/107682.

The resolution source for this market will be official information from the CDC.

New COVID variant of concern before 2027?

This market will resolve to "Yes" if the CDC issues a Level 4 (“Avoid All Travel”) Travel Health Notice for any disease by December 31, 2025, 11:59 PM ET. Otherwise, this market will resolve to "No".

A Level 4 notice listed for any amount of time during this market’s timeframe will suffice for a "Yes" resolution. 

The primary resolution source for this market will be the CDC’s official Travel Health Notices page (https://wwwnc.cdc.gov/travel/notices); however, a consensus of credible reporting will also be used.

CDC issues Level 4 warning by December 31?

This market will resolve to "Yes" if the CDC issues a Level 3 (“Reconsider Nonessential Travel”) Travel Health Notice for any disease by December 31, 2025, 11:59 PM ET. Otherwise, this market will resolve to "No".

A Level 3 notice listed for any amount of time during this market’s timeframe will suffice for a "Yes" resolution. 

The primary resolution source for this market will be the CDC’s official Travel Health Notices page (https://wwwnc.cdc.gov/travel/notices); however, a consensus of credible reporting will also be used.

CDC issues Level 3 warning by December 31?

This market will resolve to "Yes" if  the State of Florida enacts any legislation or if the Governor issues a statewide executive order that explicitly bans mandates requiring individuals to receive mRNA vaccines. Otherwise, this market will resolve to "No".

The ban must apply to at least some private employers, public institutions, healthcare providers, and must specifically reference mRNA vaccines or a defined category that includes them. Temporary emergency orders or proposed bills that do not become law will not count.

The primary resolution source for this market will be information from the State of Florida, however a consensus of credible reporting will also be used.

Florida bans mRNA vaccine mandates in 2025?

This market will resolve to "Yes" if Rabby officially launches a token by December 31, 2025, 11:59 PM ET. Otherwise, this market will resolve to "No".

The token must be actively and publicly transferable and tradable. Announcements alone do not qualify

The primary resolution source for this market will be information from Rabby, however a consensus of credible reporting will also be used.


Will Rabby launch a token in 2025?

TrumpRx (https://trumprx.gov/) is scheduled to launch in January 2026 and is intended to help consumers access lower-cost medications by directing them to manufacturers’ direct-to-consumer purchasing channels.

This market will resolve to "Yes" if TrumpRx.gov becomes publicly accessible in a form that allows members of the public to search for and find medications by January 31, 2026, 11:59 PM ET. Otherwise, this market will resolve to "No."

To qualify, the site must be publicly accessible and operational in at least a limited capacity, meaning it functions in its intended portal role by allowing users to search for or view medications and be redirected to purchase them. Glitches or minor technical issues will not render the site non-functional, provided the core portal functionality remains available to the public.

Once the qualifying functionality goes live, the market will resolve to "Yes" immediately, regardless of any subsequent reversal, rollback, or withdrawal of access.

This market will resolve to "No" if TrumpRx.gov becomes permanently unavailable.

The primary resolution source for this market will be TrumpRx.gov; however, a consensus of credible reporting will also be used.

TrumpRX launched by January 31, 2026?

This market will resolve to “Yes” if credible reporting confirms that any entity enters into an agreement to acquire the listed company by December 31, 2026, 11:59 PM ET. Otherwise, this market will resolve to “No”.

Mergers where the listed company is subsumed by another entity will count toward a "Yes" resolution.

An announced agreement between the listed company and an acquiring entity will qualify for a “Yes” resolution, regardless of whether the acquisition is ultimately completed.

The primary resolution source for this market is official information from the listed company and/or its leadership; however, a consensus of credible reporting will also be used.

Will Ubisoft be acquired before 2027?

The CDC reported a general fertility rate of 53.7 births per 1,000 women aged 15–44 for Q2 2025 (see: https://www.cdc.gov/nchs/nvss/vsrr/natality-dashboard.htm). 

This market will resolve to "Yes" if the initial reported rate for Q3 2025 exceeds 53.7, according to the CDC's Vital Statistics Rapid Release series. Otherwise, this market will resolve to "No". 

If the CDC does not release general fertility rate data for Q3 2025 by March 31, 2026, 11:59 PM ET, this market will resolve to "No".

Resolution will be based on the first published estimate for Q3 2025, regardless of any subsequent revisions.

The resolution source will be the CDC’s Vital Statistics Rapid Release.

US fertility rate up in Q3 2025?

This market will resolve to "Yes" if the U.S. Nuclear Regulatory Commission (NRC) issues a new combined license (COL) for the construction and operation of a nuclear power plant by December 31, 2025, 11:59 PM ET. Otherwise, this market will resolve to "No."

A combined license must be clearly identified as such and documented in official NRC releases. Only initial issuances count; amendments, renewals, or partial approvals do not qualify. 

The resolution source will be a consensus of credible reporting. 

US grants license for new nuclear reactor in 2025?

This market will resolve to "Yes" if Robert F. Kennedy Jr. (RFK Jr.) announces that he will resign from his position as United States Secretary of Health and Human Services (HHS), or otherwise ceases to be HHS Secretary for any length of time, between September 5, and December 31, 2025, 11:59 PM ET. Otherwise, this market will resolve to "No".

Note that an announcement of his resignation before the resolution date will suffice to resolve this market to "Yes" regardless of if/when he actually steps down.

The primary resolution source for this market will be official information from the Government of the United States of America or official statements by RFK Jr. or his representative, however a consensus of credible reporting will suffice.

RFK Jr. Out by December 31?

This market will resolve to “Yes” if Cloudflare experiences any incident classified as Critical (red) by January 31, 2025, 11:59 PM ET. Otherwise, this market will resolve to “No”.

Qualifying incidents may include outages and other issues that Cloudflare may classify as Critical.

Revisions to the impact classification of any such incident will be considered as long as those revisions are published within this market’s timeframe.

If an incident is ongoing at this market’s resolution time, the market may remain open until that incident receives an official impact classification, and it will resolve based on the first such classification published, regardless of subsequent revisions or corrections.

The primary resolution source for this market will be official information from Cloudflare (for example, on cloudflarestatus.com or cloudflarestatus.com/history); however, a consensus of credible reporting may also be used.

Another critical Cloudflare incident by January 31?

This market will resolve to "Yes" if an official agreement on nuclear arms control or strategic nuclear weapons limitation is reached between the United States and the Russian Federation between December 9, 2025 and June 30, 2026, 11:59 PM ET. Otherwise, this market will resolve to “No”.

Only agreements that are publicly announced and acknowledged by both the U.S. and Russia will qualify. The agreement must pertain to nuclear arms control or limitation—such as a treaty, framework, or memorandum—addressing matters including (but not limited to) nuclear warheads, delivery systems, verification mechanisms, or strategic stability.

An extension, amendment, or replacement of the New START treaty will qualify, provided it is publicly announced as a concluded agreement by both parties within the time frame. Exploratory discussions or stated intent to extend without a finalized agreement will not qualify.

Agreements that include both the United States and Russia as named parties—whether bilateral or as part of a broader multilateral framework—will qualify, provided the agreement directly addresses nuclear arms control.

The agreement does not need to be ratified or implemented for this market to resolve "Yes"; a formal announcement of a concluded agreement is sufficient.

The primary resolution source for this market will be official statements from the U.S. government (e.g., the White House, State Department) and/or the Russian Federation (e.g., the Kremlin, Ministry of Foreign Affairs). However, a clear and overwhelming consensus of credible reporting confirming that such an agreement has been reached will also qualify.

U.S. x Russia Nuclear deal by June 30?

This market will resolve to "Yes" if Metamask officially launches a token by September 30, 2026, 11:59 PM ET. Otherwise, this market will resolve to "No".

The token must be actively and publicly transferable and tradable. Announcements alone do not qualify

The primary resolution source for this market will be information from Metamask, however a consensus of credible reporting will also be used.


Will MetaMask launch a token by September 30, 2026?

This market will resolve to "Yes" if Cluely achieves a public valuation of $1 billion USD or more, or raises a private funding round that values the company at $1 billion or more between June 30 and December 31, 2025, 11:59 PM ET. Otherwise, this market will resolve to "No."

To qualify, the valuation must be explicitly confirmed by Cluely or an overwhelming consensus of credible reporting.

The resolution source will be Cluely's official communications, however a consensus of credible reporting may also be used.

Cluely $1B valuation in 2025?

This market will resolve to "Yes" if Abstract officially launches a token by December 31, 2026, 11:59 PM ET. Otherwise, this market will resolve to "No".

The token must be actively and publicly transferable and tradable. Announcements alone do not qualify

The primary resolution source for this market will be information from Abstract, however a consensus of credible reporting will also be used.


Will Abstract launch a token by December 31, 2026

On February 21, a bat coronavirus that has the capacity to spread to humans, similar to the one that caused the COVID-19 pandemic, was reportedly discovered (See: https://www.newsweek.com/new-coronavirus-bat-chinese-lab-2034232)

This market will resolve to "Yes" if the World Health Organization (WHO) declares a new COVID pandemic other than COVID-19 (SARS-CoV-2) between February 21, 2025 and December 31, 2025, 11:59 PM ET. Otherwise, this market will resolve to "No".

The resolution source will be official announcements from the World Health Organization.

New Coronavirus Pandemic in 2025?

This market will resolve to "Yes" if the U.S. Public Health Service officially withdraws or ends its recommendation for adding fluoride to U.S. drinking water, or if the recommended fluoride level is changed to 0.0 mg/L between September 23 and December 31, 2025, 11:59 PM ET (see: https://www.cdc.gov/fluoridation/about/community-water-fluoridation-recommendations.html). 

If responsibility for directives on fluoride is transferred from the U.S. Public Health Service to another federal agency, any qualifying announcement from that new agency will qualify.

The resolution source will be official information from the U.S. Government. 

Trump Admin recommends removing fluoride from water by December 31?

This market will resolve to “Yes” if it is announced that Meta Platforms, Inc. has reached a settlement with the Federal Trade Commission over the issues outlined in the Federal Trade Commission v. Meta Platforms, Inc. (Case No. 1:20-cv-03590-JEB) case by December 31, 2025, 11:59 PM ET. Otherwise this market will resolve to “No.”

The resolution source for this market will be a consensus of credible reporting.

Will Meta settle with the FTC?

This market will resolve to "Yes" if Felix Protocol officially launches a token by December 31, 2026, 11:59 PM ET. Otherwise, this market will resolve to "No".

The token must be actively and publicly transferable and tradable. Announcements alone do not qualify

The primary resolution source for this market will be information from Felix Protocol, however a consensus of credible reporting will also be used.


Will Felix Protocol launch a token by December 31, 2026?

This market will resolve to "Yes" if the Digital Asset Market Clarity Act of 2025 (H.R.3633) is passed by both chambers of the U.S. Congress and signed into law by December 31, 2025, 11:59 PM ET. Otherwise, this market will resolve to "No".

The primary resolution source is Congress.gov’s legislation tracker (https://www.congress.gov/bill/119th-congress/house-bill/3633) and other official information from the government of the United States, however other credible reporting may be used.

Clarity Act signed into law in 2025?

Robinhood, through a joint venture with Susquehanna International Group, recently acquired a majority stake in MIAXdx, a Commodity Futures Trading Commission-licensed Designated Contract Market and Derivatives Clearing Organization, signaling Robinhood’s intent to deepen its involvement in prediction markets (see: https://robinhood.com/us/en/newsroom/robinhood-prediction-markets-joint-venture/).

This market will resolve to “Yes” if Robinhood makes at least one MIAXdx-cleared prediction market user-tradable on their U.S. platform in any U.S. state by March 31, 2026, 11:59 PM ET. Otherwise, this market will resolve to “No”.

“MIAXdx-cleared” means the prediction market contract is listed on the MIAXdx Designated Contract Market and subject to MIAXdx clearing. Prediction markets offered by Robinhood through KalshiEX, ForecastEX, or any other exchange will not count.

Announcements alone do not qualify; the product must be operational.

Any rebranding or renaming of MIAXdx will not affect the resolution of this market.

The primary source of resolution for this market will be information from the Robinhood U.S. trading platform and a consensus of credible reporting.

Robinhood launches prediction market through MIAXdx by March 31?

This market will resolve to "Yes" if Sentient officially launches a token by December 31, 2025, 11:59 PM ET. Otherwise, this market will resolve to "No".

The token must be actively and publicly transferable and tradable. Announcements alone do not qualify

The primary resolution source for this market will be information from Sentient (https://www.sentient.xyz/), however a consensus of credible reporting will also be used.


Will Sentient launch a token in 2025?

This market refers to the case Federal Trade Commission v. Meta Platforms, Inc., Case No. 1:20-cv-03590-JEB, in the U.S. District Court for the District of Columbia.

This market will resolve to "Yes" if Meta Platforms, Inc. formally announces it will or is legally compelled to divest or sell its Instagram and/or WhatsApp platforms, either partially or entirely, due to regulatory or legal action by the Federal Trade Commission (FTC) by December 31, 2025, 11:59 PM ET. Otherwise, this market will resolve to "No".

This market will resolve based on the first decision rendered in the ongoing case Federal Trade Commission v. Meta Platforms, Inc., or announcement from Meta Platforms of a sale regardless of whether that decision is subsequently challenged or whether that sale actually takes place.

If the FTC announces they are dropping the ongoing antitrust case against Meta Platforms, Inc., or if the Federal Trade Commission v. Meta Platforms, Inc. case is settled without requiring divestiture, this market may immediately resolve to "No".

The primary resolution source for this market will be official information from Meta Platforms, Inc. and/or the US courts, however a consensus of credible reporting will also be used.


Will Meta be forced to sell Instagram or WhatsApp in 2025?

This market will resolve to "Yes" if any spot Cardano (ADA) ETF receives approval from the SEC by December 31, 2025, 11:59 PM ET. Otherwise, this market will resolve to "No".

Approval under Rule 19-4b will qualify for a "Yes" resolution, even if there has not been an S-1 approval. Similarly, an S-1 approval without a 19-4b approval will also qualify for a "Yes" resolution.

The primary resolution source for this market will be information from the SEC, however a consensus of credible reporting may also be used.

Cardano ETF in 2025?

This market will resolve to "Yes" if it is announced that American International Group (AIG) Insurance will be, has been, or is being acquired by or merged with Chubb Insurance, or vice versa, by January 31, 2026, 11:59 PM ET. Otherwise, this market will resolve to "No".

An announcement by Chubb or AIG will qualify for a "Yes" resolution, regardless of whether the announced acquisition/merger actually occurs.

The primary resolution source for this market will be official information from Chubb or AIG, however a consensus of credible reporting may also be used.

Chubb and AIG merger announced by January 31?

This market will resolve to "Yes" if it is announced that Warner Bros. Discovery's studios and streaming businesses will be, have been, or are being acquired by or merged with Paramount Global by June 30, 2026, 11:59 PM ET. Otherwise, this market will resolve to "No".

An official announcement will qualify for a "Yes" resolution, regardless of whether the merger or acquisition is ultimately completed.

Any merger or acquisition will qualify regardless of whether it regards all of Warner Bros. Discovery's studios and streaming businesses or only a subset of those businesses (including, for example, HBO / Max, Warner Bros. Pictures, Warner Bros. Television, or related streaming platforms and content libraries).

The primary resolution source for this market is official information from Paramount Global and/or Warner Bros. Discovery; however, a consensus of credible reporting will also be used.

Paramount x Warner Bros. acquisition announced by June 30?

This market will resolve to “Yes” if credible reporting confirms that any entity enters into an agreement to acquire Snapchat by December 31, 2025, 11:59 PM ET. Otherwise, this market will resolve to “No”.

Mergers where Snapchat is subsumed by another entity will count toward a "Yes" resolution.

An announced agreement between Snapchat and an acquiring entity will qualify for a “Yes” resolution, regardless of whether the acquisition is ultimately completed.

The primary resolution source for this market is official information from Snapchat and/or its leadership, however a consensus of credible reporting will also be used.

Snapchat acquired in 2025?

This market will resolve to “Yes” if Ventuals (https://x.com/ventuals) officially launches a governance token by 11:59 PM ET on the date specified in the title. Otherwise, this market will resolve to “No”.

The token must be actively and publicly transferable and tradable. Announcements alone do not qualify.

The primary resolution source for this market will be information from Ventuals, however a consensus of credible reporting will also be used.

Will Ventuals launch a token by September 30 2026?

This market will resolve to "Yes" if the Fully Diluted Valuation of Rainbow's token is greater than the value specified in the title 1 day after launch. Otherwise, the market will resolve to "No."

The token must be actively, publicly transferable and tradable to be considered a launch.

"1 day after launch" is defined as 4:00 PM ET on the calendar day following launch. The resolution source for this market is the most liquid price source available. If Rainbow (https://rainbow.me/) doesn't launch a token by December 31, 2025, 11:59 PM ET, this market will resolve to "No".

Rainbow FDV above $1B one day after launch?

This market will resolve to “Yes” if Meta Platforms, Inc. announces their intention to sell WhatsApp by December 31, 2025, 11:59 PM ET. Otherwise this market will resolve to “No”.

A public announcement of the intention to sell WhatsApp will qualify even if a sale has not been finalized. This includes any formal declaration made by Meta Platforms, Inc. or its authorized representatives regarding their plans to sell or transfer ownership of WhatsApp.

The primary resolution source for this market will be official information from Meta Platforms, Inc. However, a consensus of credible reporting may also be used.

FDA approves Merck’s clesrovimab infant RSV prevention (MK‑1654)?

Market Context

FDA approves Merck’s clesrovimab infant RSV prevention (MK‑1654)?

Rules

FDA approves Merck’s clesrovimab infant RSV prevention (MK‑1654)?

Market Context

FDA approves Merck’s clesrovimab infant RSV prevention (MK‑1654)?

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