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SEC Sets Sept. 17, 2026 Roundtable on 24-Hour Trading

The SEC will hold a roundtable on 24-hour trading readiness on Sept. 17, 2026, running 10 a.m.–4 p.m. ET in Washington.

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  • The SEC announced the agenda and panelists for its roundtable on preparations for 24-hour trading.
  • The event runs from 10 a.m. to 4 p.m. ET on Sept. 17, 2026, at 100 F Street, N.E., Washington, D.C..
  • The roundtable is open to the public and will be webcast live.
  • Doors open at 9 a.m. ET, with the program ending at 4 p.m.

Timeline

The SEC announced the agenda and panelists for its roundtable on preparations for 24-hour trading. The session runs from 10 a.m. to 4 p.m. ET on Sept. 17, 2026.

A detail shot of a conference table with a microphone and notepads, lit with soft overhead light, suggesting an official regulatory meeting or roundtable discussion.
SEC Sets Sept. 17, 2026 Roundtable on 24-Hour Trading

Doors open at 9 a.m. ET. Opening remarks come from the SEC Chairman and Commissioners and Jamie Selway, Director of the SEC's Division of Trading and Markets. The program ends at 4 p.m.

Panel One: Preparedness

Panel One covers Preparedness for a 24-Hour Market. Discussion focuses on exchange and broker‑dealer readiness, overnight surveillance, closing‑price processes, clearance and settlement changes, and investor‑protection practices.

Jon Kroeper of the SEC's Division of Trading and Markets and Katie Kolchin of the Securities Industry and Financial Markets Association moderate. The panel breaks for lunch at 12:15 p.m.

Panel Two: Resiliency

Panel Two addresses Resiliency in a 24-Hour Market. Topics include systems readiness, Regulation SCI considerations, failover and capacity planning, market‑data continuity, shortened maintenance windows, cybersecurity, and staffing models for overnight operations.

Partick Norton of the SEC's Division of Trading and Markets and Jim Toes of the Security Traders Association moderate. The panel breaks at 2:30 p.m.

Panel Three: Impacts and Next Steps

Panel Three covers Expected Impacts and Consideration of Next Steps. Focus areas include expected impacts on liquidity and capital formation, market participation evolution, effects on issuers, 'Day 2' regulatory and market-structure initiatives, and future expansion toward 24x7 trading.

Peggy Sullivan of the SEC's Division of Trading and Markets and Adrian Griffiths of MEMX moderate the final panel.

Speakers

  • Matt Billings, Robinhood.
  • Michael Harrington, Citadel Securities.
  • Diwa Cody, Jane Street.
  • Brian Steele, DTCC.
  • Dmitri Galinov, 24X.
  • Hubert De Jesus, BlackRock.
  • Dan Mathisson presents a data presentation at 10:30 a.m.

Access and Registration

The roundtable is open to the public and will be webcast live. In-person attendance requires registration via the SEC's registration page, and security checks apply. Online viewing does not require registration.

The event takes place at 100 F Street, N.E., Washington, D.C.