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News & updates

Major developments, governance votes, and ecosystem milestones. Most recent first.

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Media

Canton blog: Quadrillions recap — crypto capital of the world is being built in America

Official Canton Network blog recap of Quadrillions Episode 4 (Part 1)—CFTC Acting Chair Caroline Pham and Yuval Rooz on the agency’s 12-month Crypto Sprint, regulation-by-enforcement giving way to a pro-innovation posture, tokenized collateral in cleared markets, and Canton’s role in collateral mobility and privacy-preserving settlement. Blockworks × Canton miniseries; full episode at quadrillionspod.com. Blog dated June 18, 2026.

Institutional

HIFI, DRW, and Marex complete onchain repo on Canton (Tradeweb RFQ)

PRNewswire (June 17, 2026): HIFI, DRW, and Marex executed an onchain repurchase on Canton—HIFI supplied the cash leg against U.S. Treasuries from DRW with Marex as prime broker. Cash moved fiat→RTP→USDC→USDCx for atomic, confidential settlement; pricing ran through Tradeweb request-for-quote. Digital Asset CBO Kelly Mathieson cited 24/7 repo as a step toward cross-border capital efficiency.

Protocol

TestNet Protocol 35 LSU completed (MainNet upgrade June 27)

Per Canton 3.4→3.5 Phase 3 schedule (Canton Network Forum / SV Operations calendar): TestNet Logical Synchronizer Upgrade to Protocol Version 35 completed June 17 at 13:00 UTC after the June 16 topology freeze. MainNet topology freeze is June 26 with LSU June 27 at 13:00 UTC. Validators need Splice ≥0.6.5; Splice 0.6.7 required by June 30 ahead of traffic-based app rewards (live MainNet July 28).

Ecosystem

HANDL lists on OneSwap; HandlPay embeds OneSwap SDK (first payments app)

OneSwap (oneswap.cc) and HandlPay: HANDL/CC trading is live on OneSwap and natively inside the HandlPay app via the OneSwap SDK—the first payments application to embed swap infrastructure. HandlPay maps social handles to private payment rails on Canton; HANDL is the platform utility token. SDK integration docs at docs.oneswap.cc; prior SDK adopters include Edel Finance and Loop Wallet.

Ecosystem

HandlPay adds in-app USDC bridge (Base & Polygon ↔ Canton)

HandlPay expands its native bridge to support USDC transfers between Base, Polygon, and Canton Network without leaving the app—alongside existing Polygon ↔ Canton flows. HandlPay is listed on the Canton ecosystem directory (cantonecosystem.com) as a privacy-focused payments app; additional tokens are planned.

Ecosystem

Ekiden launches CLOB derivatives exchange on Canton testnet

Ekiden goes live on Canton testnet at app.cnt.ekiden.fi—the network’s first central limit order book derivatives venue. Architecture combines off-chain CLOB matching with deferred on-chain settlement via Merkle commitments; API access, points, and referral programs are active. Mainnet rollout and market-maker programs are planned.

Ecosystem

OneSwap SDK goes live inside Loop Wallet (first wallet integration)

OneSwap embeds native swap functionality in 5N Loop Wallet at cantonloop.com/swap—the first live OneSwap SDK deployment inside a Canton wallet. Loop users can swap without leaving the passkey-based browser wallet; Edel Finance integrated the SDK earlier in June. Developer docs: docs.oneswap.cc.

Ecosystem

Canton releases developer wallet stack (Wallet SDK, dApp SDK, Wallet Gateway)

Official Canton Network blog (June 16, 2026): Canton published a full wallet integration stack—@canton-network/wallet-sdk for institutions and exchanges; @canton-network/dapp-sdk with CIP-0103 discovery for frontend “Connect Wallet”; and Wallet Gateway to bridge validators with institutional custody/signing providers (bring-your-own-validator model). Docs linked from the post.

Institutional

Canton Strategic authorizes $50M share repurchase program

PRNewswire (June 16, 2026): Canton Strategic Holdings (NASDAQ: CNTN) board authorized repurchases of up to $50 million in common stock via open market or other Rule 10b-18–compliant methods; timing and amounts at management discretion. SEC Form 8-K notes board approval June 11 and a Virtu Americas 10b-18 plan dated June 12. Forward-looking statements apply per release.

Protocol

TestNet Protocol 35 LSU: topology freeze begins (upgrade June 17)

SV Operations schedule (update June 12, 2026): Phase 3 of the Canton 3.4→3.5 transition enters TestNet Logical Synchronizer Upgrade prep—topology freeze at 13:00 UTC today, with the Protocol 35 LSU scheduled June 17 at 13:00 UTC. DevNet LSU is complete; MainNet topology freeze is June 26 with upgrade June 27. Validators need Splice ≥0.6.5; Splice 0.6.7 required by June 30 for traffic-based app rewards. Calendar: sv-cal.canton.foundation.