IonQ (IONQ) stock has climbed over 500% over the past year, driven by growing investor enthusiasm for quantum computing and major cloud partnerships. However, the stock took a hit after the company posted mixed Q2 results on August 7. IonQ reported a loss of $0.70 per share, far wider than the expected loss of $0.29. Following the report, several top analysts voiced concerns over increasing uncertainty about the company’s strategic direction and profitability. One such analyst is DA Davidson analyst Alexander Platt, who downgraded the stock from Buy to Hold while keeping a $35 price target, noting that the risks to its business have “notably increased.”
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In other news, Amazon (AMZN) recently disclosed a $36.70 million stake in IONQ, reflecting the tech giant’s strong conviction in quantum computing technology. With the stock in the spotlight, it’s worth taking a closer look at who owns IONQ shares.
Now, according to TipRanks’ ownership page, public companies and individual investors own 73.11% of IONQ. They are followed by ETFs, mutual funds, insiders, and other institutional investors at 13.91%, 11.45%, 1.37%, and 0.15%, respectively.

Digging Deeper into IONQ’s Ownership Structure
Looking closely at top shareholders, Vanguard owns the highest stake in IonQ at 7.86%. Next up is Vanguard Index Funds, which holds a 6% stake in the company.
Among the top ETF holders, the iShares Russell 2000 ETF (IWM) owns a 2.31% stake in IONQ stock, followed by the Vanguard Total Stock Market ETF (VTI), with a 2.20% stake.
Moving to mutual funds, Vanguard Index Funds holds about 6% of IonQ. Meanwhile, Vanguard World Fund owns 1.41% of the company.
Is IonQ Stock a Good Buy?
On TipRanks, IONQ stock has a Moderate Buy consensus rating based on five Buys and two Hold ratings. The average IonQ price target of $49.57 implies 18.45% upside potential from current levels.
