** Shares of Quantinuum QNT.O down about 2% on Mon even as multiple research analysts at investment banks that underwrote its IPO gave mostly bullish ratings and comments following the end of quiet period

** Shares of Honeywell's HON.O quantum computing subsidiary Quantinuum opened at $68 in their June 4 Nasdaq debut, compared with an IPO price of $60

** JP Morgan, one of IPO's lead bookrunners, initiates at "overweight" with $97 PT

** QNT is a "leader in quantum computing with two-qubit gate fidelity that is among the highest in the industry," JP Morgan writes in a note Mon

** BofA Global Research, Jefferies, UBS and TD Cowen among others that issued "buy" or equivalent ratings

** BofA says QNT's newest platform, Helios, delivers industry-leading commercial performance and "has already won over customers including Amgen and BMW who use it in the cloud and on premises"

** "We view QNT as a quantum leader differentiated by owning the full hardware/software stack," Jefferies says

** TD Cowen analysts write: "We initiate on QNT with a Buy rating as its 3rd gen ion trap quantum tech already achieves 99.9%+ fidelity rates. Combined with a full-stack software platform and high accuracy logical qubits, we think QNT could see a commercial customer demand inflection for its quantum cloud service by 2028."

** BofA set its PT at $100, while Jefferies has PT of $90 and UBS has a PT of $93 for QNT. The stock was last at $74.08