Quantum Computing Stocks Tumble After Stunning Rally
Quantum-computing stocks IonQ, D-Wave, and Rigetti fell in premarket trading after recent gains. IonQ rose 2%, D-Wave 3%, and Rigetti 4% on Thursday. IonQ announced milestones and 2027 delivery plans. Rigetti secured $100M in U.S. funding. D-Wave reported Q2 revenue of $3.1M and H1 bookings of $35.5M, up from $2.9M a year ago.
How this was made

The 30-second read
Why it matters
The pre‑market declines reflect typical profit‑taking after sharp short‑term gains, with no new fundamental information disclosed.
Market read
Short‑term price corrections in niche quantum stocks; no actionable catalyst for traders.
What to watch
Upcoming government funding announcements or new technology milestones could quickly reverse the pullback.
Background
Quantum‑computing companies have seen heightened volatility after recent technology milestones and government contracts.
Ticker impact
IonQ shares fell in pre‑market trading after a rally, indicating profit‑taking.
Modest downside pressure in near‑term trading.
The move is a reaction to prior gains rather than a fresh event.
D‑Wave Quantum dropped in pre‑market as investors reassessed after a 3% rally.
Limited downside risk unless further negative sentiment emerges.
No new news beyond the price move itself.
Rigetti Computing fell in pre‑market following a 4% rally the day before.
Potential for continued modest decline.
The decline is driven by profit‑taking after recent gains.
Market effects
Quantum‑computing sector experiences a brief pullback after a short‑term rally.
U.S. tech‑focused investors may trim exposure to niche quantum stocks.
Limited; the move is confined to a small, specialized sector.
Counterpoint
The dip could be a buying opportunity if the sector’s long‑term growth outlook remains strong.
Key entities
- CompanyIonQ
U.S. quantum‑computing firm (IONQ).
- CompanyD‑Wave Quantum
Quantum‑computing hardware provider (QBTS).
- CompanyRigetti Computing
Quantum‑computing startup (RGTI).




