How sector ETF lists are actually built in 2026: GICS vs ICB, issuer labels, look-through weights, inverse sector funds, and how to rebuild the
FactSet Pricing: What It Costs in 2026
Dated figures for FactSet seats, feeds and APIs, what its pricing model actually charges for, and when a CSV feed is cheaper.
PE of S&P 500: Why the Numbers Disagree
How the S&P 500 P/E is built, why trailing, forward and Shiller versions differ, and how to compute it from constituent data.
Build the P/E Ratio S&P 500
How the S&P 500 P/E ratio is actually computed in 2026: trailing vs forward, GAAP vs operating, and how to rebuild it from constituents.
24×5 Trading: What It Breaks in Data
What 24×5 US equity trading is, where the exchange and DTCC timelines stand in 2026, and how it changes reference data pipelines.
46 ETFs and 2 ETNs Added to Coverage
MasterDATA now covers 2657 ETPs and 122 US and global indexes. We will soon cover all US based ETFs.
2 ETNs and 60 ETFs Added To Coverage
Sixty-two additional ETPs (60 ETFs and 2 ETNs) are now included in the ConstituentData42.csv File and/or Fundamentals file as follows: For details on our Index and ETF constituent lists and data, click here. We now cover 2651 ETPs and 123 US and global indexes. To see the current file with no signup or commitment, click […]
44 ETFs, 2 ETNs Added To Coverage
Forty-Six additional ETPs (44 ETFs and 2 ETNs) are now included in the ConstituentData42.csv File and/or Fundamentals file as follows: For details on our Index and ETF constituent lists and data, click here. We now cover 2717 ETPs and 123 US and global indexes. To see the current file with no signup or commitment, click […]
37 US Traded ETFs Added to Coverage
Thirty-seven additional ETFs are now included in the ConstituentData42.csv File and/or Fundamentals file as follows: For details on our Index and ETF constituent lists and data, click here. We now cover 2549 ETPs and 123 US and global indexes. To see the current file with no signup or commitment, click here. For free access to […]
30 ETFs Added to Holdings file and Funda...
Thirty additional ETFs are now included in the ConstituentData42.csv File and/or Fundamentals file as follows: For details on our Index and ETF constituent lists and data, click here. We now cover 2509 ETPs and 123 US and global indexes. To see the current file with no signup or commitment, click here. For free access to […]