SpaceX Lockup Expiration and Short Interest Concerns for August 6

SPCX faces its first major post-IPO supply event on August 6, when lockup restrictions on roughly 911.5 million shares begin to expire, two trading days after SpaceX reports second quarter results on August 4 [doc2 doc8]. That tranche is about 20% of the restricted share pool rather than 20% of shares outstanding: against roughly 13.7 billion shares outstanding it is closer to 7% of the company, though at current prices it still represents on the order of $100 billion of newly sellable stock.

The release is staggered rather than a single 180-day cliff. The earnings-triggered tranche unlocks unconditionally, while a second tranche is price-contingent, requiring the stock to close roughly 30% above the $135 IPO price for five of ten trading days around the report, a threshold it is nowhere near [doc2 doc8]. A further block unlocks after third quarter results, and the conventional 180-day shares free up on December 8. Elon Musk's roughly 6.4 billion shares sit under a separate lockup running into mid-2027 with no early-release provision.

Short interest has built aggressively into the date. S3 Partners data puts roughly $26 billion of short exposure against the stock, about 35% of the tradable float, up from 5% to 7% at the June IPO [doc9 doc5]. Ortex has the figure nearer 31% of free float, and the spread between providers reflects how small the float is: only about 5% of total shares currently trade. A crowded short base cuts both ways into a supply event, since covering pressure can be as abrupt as the dilution it anticipates.

The stock has round-tripped its debut. After pricing at $135 and closing its first session at $160.95, SPCX trades near $112.55, roughly 16% below the IPO price and not far above an all-time low near $109.53, against a 52-week range of $107.01 to $225.64 [doc1 doc3]. Operationally the news has been better: Starship Flight 13 flew successfully on July 24, deploying 20 Starlink V3 satellites and completing an ocean landing, the program's first test since the listing.

Morgan Stanley's Adam Jonas reiterated an Overweight rating and a $300 target, acknowledging investor concern that shares could reach $100 on the unlock while arguing the fundamentals are largely unchanged. The August 4 print is the first detailed look at the company's numbers since the S-1, with consensus near $6.9 billion of quarterly revenue, and it lands two days before the supply arrives. What to watch is whether the earnings reception is strong enough to absorb the unlocked shares, or whether the two events compound.