Exhibit (h.26)

Exhibit A

iShares Trust

Focused Value Select Index

FTSE Developed ex US ex Korea Small Cap Focused Value Index

Russell 1000 Basic Materials RIC 22.5/45 Capped Index

Russell 1000 Consumer Discretionary 40 Act 15/22.5 Daily Capped Index

Russell 1000 Consumer Staples RIC 22.5/45 Capped Index

Russell 1000 Energy RIC 22.5/45 Capped Index

Russell 1000 Financials 40 Act 15/22.5 Daily Capped Index

Russell 1000^® Growth Index

Russell 1000 Health Care RIC 22.5/45 Capped Index

Russell 1000^® Index

Russell 1000 Industrials 40 Act 15/22.5 Daily Capped Index

Russell 1000 Technology RIC 22.5/45 Capped Index

Russell 1000 Telecommunications RIC 22.5/45 Capped Index

Russell 1000 Utilities RIC 22.5/45 Capped Index

Russell 1000^® Value Index

Russell 2000 Focused Value Select Index

Russell 2000^® Growth Index

Russell 2000^® Index

Russell 2000^® Value Index

Russell 2500^™ Index Russell 3000^® Index

Russell Microcap^® Index

Russell Midcap^® Growth Index

Russell Midcap^® Index

Russell Midcap^® Value Index

Russell Top 200^® Index

Russell Top 200^® Growth Index

Russell Top 200^® Value Index

Russell US Large Cap Factors Growth Style Index

Russell US Large Cap Factors Value Style Index