EXHIBIT 21

SUBSIDIARIES OF THE REGISTRANT

STATE OR OTHER
JURISDICTION OF
NAME COUNTRY INCORPORATION
- ---- ---------------------- ---------------

Data Broadcasting Corporation......................... USA Delaware
DBC Securities Inc.................................... USA New York
Check Rite Int........................................ USA Utah
Federal New Service, Inc. (sold January 10, 2001)..... USA Delaware
GTIS Corporation...................................... USA Delaware
Trading Techniques Inc................................ USA Ohio
eSignal.com, Inc...................................... USA Delaware
Shark Holdings, Inc................................... USA Delaware
BI Purchasing, Inc.................................... USA Utah
Checkrite Limited..................................... USA Colorado
Checkrite of California Inc........................... USA California
Checkrite of Minnesota Inc............................ USA Minnesota
Checkrite of Oregon Inc............................... USA Oregon
Checkrite of Oklahoma City............................ USA Oklahoma
Checkrite of Kansas City.............................. USA Missouri
CSN INC............................................... USA Utah
Bonneville Equipment Company.......................... USA Utah
GTIS Europe Limited................................... England & Wales
GTIS France S.A.S..................................... France
Data Broadcasting Corp. (B.V.I)....................... British Virgin Islands
Interactive Data Corporation.......................... USA Delaware
Exshare Financial Inc................................. USA Delaware
Detective Holdings Inc................................ USA Delaware
Interactive Data Canada Inc........................... Canada Ontario
FT Information (Ireland) Ltd.......................... Ireland
Financial Times Information (H.K.) Limited............ Hong Kong
Financial Times Information (Australia) Pty Limited... Australia Victoria
Financial Times Information (Singapore) Pte Ltd....... Singapore
I Tex (FIT) Limited................................... Jersey Channel Islands
Detective Nominees Inc................................ USA Delaware
Exshare Financial Limited............................. England & Wales
Exshare Computing Ltd................................. England & Wales
Exshare Financial (US) Ltd............................ England & Wales
Exshare Statistical Services Ltd...................... England & Wales
The Exchange Telegraph Company........................ England & Wales
W & W Ltd............................................. England & Wales

Note: All of the subsidiaries listed above are wholly-owned.