IONQ Stock Surges For Third Day As DARPA Selection, Quantum Breakthrough Ignite Investor Optimism

The DARPA-backed HARQ program aims to develop heterogeneous quantum architectures that integrate multiple qubit technologies.
 In this photo illustration, a person holds a smartphone displaying the logo of IONQ Inc.
In this photo illustration, a person holds a smartphone displaying the logo of IONQ Inc.(Photo illustration by Cheng Xin/Getty Images)
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Shivani Kumaresan·Stocktwits
Published Apr 14, 2026   |   11:05 AM EDT
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  • IonQ will enhance quantum interconnects to enable communication across diverse quantum computing technologies.
  • The firm linked two trapped-ion systems via photonic connections, marking the first direct networking of commercial quantum computers.
  • The demo showed photons can enable entanglement between distant systems, paving the way for quantum networks.

IonQ Inc. (IONQ) stock rallied for the third straight session as the company confirmed its selection for the Defense Advanced Research Projects Agency’s (DARPA) HARQ initiative, along with successfully connecting two separate trapped-ion quantum systems using photonic links.

The Department of Defense’s program focuses on heterogeneous quantum architectures that link different types of quantum processors into a unified system.

IonQ’s Role In The HARQ Program

The DARPA-backed effort seeks to test whether mixed-technology quantum systems can outperform single-platform designs by combining varied qubit approaches through advanced networking layers. 

IonQ will contribute to the HARQ program by enhancing quantum interconnects that enable communication between different quantum computing modalities, including trapped ions, neutral atoms, and superconducting qubits.

The company will build architectures that allow distinct quantum systems to operate together, effectively forming distributed quantum computing networks.

Following the update, IonQ stock traded over 16% higher on Tuesday morning. On Stocktwits, retail sentiment around the stock changed to ‘extremely bullish’ from ‘bullish’ territory the previous day amid ‘high’ message volume levels. 

IONQ’s Sentiment Meter and Message Volume as of 10:40 a.m. ET on Apr.14, 2026 | Source: Stocktwits
IONQ’s Sentiment Meter and Message Volume as of 10:40 a.m. ET on Apr.14, 2026 | Source: Stocktwits

Breakthrough In Quantum Networking

IonQ said it achieved a significant milestone by linking two separate trapped-ion quantum systems via photonic connections, marking the first time commercial quantum computers have been directly networked and moving beyond the limits of single-machine operation.

The demonstration proved that photons can be created, sent, and detected to enable quantum entanglement between two distant systems, laying the groundwork for future quantum networking capabilities.

“Scaling quantum computation beyond the limits of a single chip is essential for realizing a future quantum internet.”

-Niccolo de Masi, CEO, IonQ

The project received partial backing from the U.S. government through the Air Force Research Laboratory.

IONQ stock has declined by over 22% year-to-date. 

Also See: BE Stock Hits Record High On Oracle Partnership: JPMorgan Sees Further Upside

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