S&P DJI to Add Texas Stock Exchange as Eligible Venue on July 6, 2026
SPGI•S&P Dow Jones Indices will add the Texas Stock Exchange as an eligible venue for its U.S. indices effective July 6, 2026, when TXSE begins continuous trading. Once active, securities listed on TXSE may qualify for inclusion in the S&P 500, S&P MidCap 400, S&P SmallCap 600 and related indices.
1. Methodology Update
S&P Dow Jones Indices has revised its U.S. indices methodology to include the Texas Stock Exchange among eligible listing venues, expanding beyond the existing ten U.S. exchanges.
2. Implementation Timeline
The change will take effect on July 6, 2026, coinciding with TXSE’s planned launch of continuous trading operations on that date.
3. Impact on Index Eligibility
Upon commencement, any security listed on TXSE that meets standard liquidity, float and listing requirements may be considered for inclusion in major benchmarks such as the S&P 500, S&P MidCap 400 and S&P SmallCap 600.
4. Broader Index Universe
This update also cascades into derived indices—covering size, sector, style, factor and sustainability strategies—that use the impacted benchmarks as their starting universe.
