The potions market is presumably a stock exchange for the trading of potions and/or potion-manufacturing company stock. Gringotts Wizarding Bank had goblin stockbrokers in this market.
- "Potion Prices Slip, May Be Headed For The Dungeons."
- —Daily Prophet headline.
On 2 September, 1991, potion prices were noted to have slipped drastically. This might have affected the potions market.
On 11 August, 1995, a Gringotts goblin stockbroker lost a large amount of gold in the potions market.
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