Members of r/WSB believe they've discovered a kind of perpetual motion machine in the interplay of stocks withÂoptions contracts, which offer a cheap way to bet on whether shares will rise or fall without buying the stock itself. It goes like this: Members make bets that rely on market makers, the professional middlemen who sell you a call (a bet on shares rising) or a put (a wager on a decline). Market makers, like good bookies, don't want to go out on a limb. When taking a bet, they lay off the risk. If someone buys a call, for instance, speculating on a rally, the dealer buys stock in the underlying company. If the stock rises, the dealer may have to pay out on the option -- but that's offset by the gain on the shares. When shares keep rising, managing the hedge entails buying more stock. That's where the Reddit set perceives a weakness. A favorite tactic on r/WSB is to swamp the market with call purchases early in the morning in an attempt to force dealers to keep buying stock. Up and up everything goes -- supposedly. As the stock price rises, so does the value of the calls, often by far more...
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