What is the “FDA approves argenx's Vyvgart?” market asking?

It asks whether the following will happen: FDA approves argenx's Vyvgart? Traders buy Yes shares if they think it will and No shares if they think it will not.

What do the Yes and No prices mean?

At the last observation Yes traded at 100.0¢ and No at 0.0¢. A Yes share pays $1 if the market resolves Yes, so its price is the market's implied probability: 100.0% for Yes and 0.0% for No. The two prices add up to about one dollar.

How did this market resolve?

It resolved Yes on 9 May 2026. Trading has stopped; the record of prices, holders and trades stays on this page.

How does this market resolve?

As of market creation, the FDA's expected decision date for the specified application is May 10, 2026. This market will resolve to "Yes" if the U.S. Food and Drug Administration (FDA) grants full or conditional approval for argenx's Vyvgart as a treatment for seronegative generalized myasthenia gravis by May 24, 2026, 11:59 PM ET. Otherwise, this market will resolve to "No." An approval is defined as: For new drugs: FDA issuance of an approval letter for a New Drug Application (NDA) or Biologics License Application (BLA) For already-marketed drugs seeking new indications: FDA approval of a…

What is the difference between volume, liquidity and open interest?

Volume is the dollar value of shares traded in a period, liquidity is the dollar value resting in the order book ready to be traded against, and open interest is the value of all shares currently held. Volume measures activity, liquidity measures how easily you can trade, and open interest measures how much is at stake.

Who still holds shares in this market?

12 public wallets still held shares when Vultax last looked. Winners usually redeem their shares after settlement, so the remaining holders are mostly on the losing side.

Where does this data come from and how fresh is it?

Prices, the order book, holders and the trade tape come from Polymarket's public order book and data API. Vultax records each observation with its own timestamp (market facts last updated May 9, 11:29 PM UTC) and shows a value as unavailable rather than as zero when a source has not answered.

Can I trade this market on Vultax?

No. Vultax is a research and paper-trading terminal; it does not execute orders. The trade controls open the official market on Polymarket (https://polymarket.com/event/fda-approves-argenxs-vyvgart) or the Vultax predictions monitor, where you can track the market and paper trade it.

Resolved Yes: FDA approves argenx's Vyvgart?

Market referencefda-approves-argenxs-vyvgartUpdated May 9, 2026 UTC

Resolved

Yes · settled May 9, 2026 UTC

Yes

100.0%

0.0%

Final Yes 100¢Final No 0¢

Lifetime volume

$10.0K

Resolved

Yes

Settled

May 9, 2026 UTC

Source Evidence

Evidence coverage

Items

Fetched

Latest

Aug 12, 2026 UTC

Public Polymarket market/event context is available; Vultax source-pack coverage is tracked separately.

Depth

Observed

May 9, 2026 UTC

This closed market has no live orderbook depth; the public close quote is shown for context.

Trading stateMarket usability at the displayed observation.

Market state

Resolved

Order book

Captured book available

Final outcome

Yes

The resolved venue state is treated as proof of resolution; holder and trade rows are settlement context.

Holder depthCapped public top-holder sample.

Rows loaded

Wallets

Top 10 share

99%

Yes / No shares

10 / 1.01K

Rows reflect the positive holders returned for this market, not venue-wide open interest.

Recent tapeLatest public market trades.

Trades loaded

Wallets

Loaded notional

$7.66K

Yes buy at 99.9%

History rangePolymarket CLOB price history · daily closes · latest observation May 9, 12:00 AM UTC

Points

Move

+19 pts

Range

80.5% - 100.0%

May 1, 12:00 AM UTC to May 9, 12:00 AM UTC

PricesPolymarket CLOB price history · daily closes · latest observation May 9, 12:00 AM UTC

Depth historyCheckSubscriber depth access is checked only when requested, keeping the public page fast.

Bucket	Close	Mid
May 9, 12:00 AM UTC	100.0%	100.0%
May 8, 12:00 AM UTC	92.2%	92.2%
May 7, 12:00 AM UTC	92.7%	92.7%

Questions

Questions about this market

What is the “FDA approves argenx's Vyvgart?” market asking?: It asks whether the following will happen: FDA approves argenx's Vyvgart? Traders buy Yes shares if they think it will and No shares if they think it will not.
What do the Yes and No prices mean?: At the last observation Yes traded at 100.0¢ and No at 0.0¢. A Yes share pays $1 if the market resolves Yes, so its price is the market's implied probability: 100.0% for Yes and 0.0% for No. The two prices add up to about one dollar.
How did this market resolve?: It resolved Yes on 9 May 2026. Trading has stopped; the record of prices, holders and trades stays on this page.
How does this market resolve?: As of market creation, the FDA's expected decision date for the specified application is May 10, 2026. This market will resolve to "Yes" if the U.S. Food and Drug Administration (FDA) grants full or conditional approval for argenx's Vyvgart as a treatment for seronegative generalized myasthenia gravis by May 24, 2026, 11:59 PM ET. Otherwise, this market will resolve to "No." An approval is defined as: For new drugs: FDA issuance of an approval letter for a New Drug Application (NDA) or Biologics License Application (BLA) For already-marketed drugs seeking new indications: FDA approval of a…
What is the difference between volume, liquidity and open interest?: Volume is the dollar value of shares traded in a period, liquidity is the dollar value resting in the order book ready to be traded against, and open interest is the value of all shares currently held. Volume measures activity, liquidity measures how easily you can trade, and open interest measures how much is at stake.

Analytics

Bucket

Mid

Spread

Volume

Trades

May 9, 12:00 AM UTC

100.0%

May 8, 12:00 AM UTC

92.2%

May 7, 12:00 AM UTC

92.7%