Shares of Apple Inc. AAPL, -1.94% dropped 1.1% in morning trading, enough to pull the technology behemoth’s market capitalization back below the trillion-dollar threshold. Apple closed with a market cap above $1 trillion the past two sessions–at $1.013 trillion on Wednesday and at $1.008 trillion on Thursday–the first back-to-back closes above the trillion-dollar threshold since Nov. 1. Apple’s stock has to close at or above $221.28 to maintain the $1 trillion market cap level. It is currently at $996.9 billion, below first-place Microsoft Corp. MSFT, -0.15% at $1.050 trillion. Microsoft’s market cap has been above $1 trillion every day since June 7. The recent gains comes in the wake of Apple’s iPhone launch event on Tuesday, with pre-orders for the new iPhone 11 now available. Apple’s stock has climbed 13.6% over the past three months and Microsoft shares have tacked on 3.9%, while the Dow Jones Industrial Average DJIA, +0.14% has gained 4.4%.