can't pull greek data

rafi.levy1

i am getting NA values for all greeks for there rics(and many others): AAK192104900.U,AAK192104900.UAAW192104900.U,AAK052104900.U,AAW052104900.U

df, exx = ek.get_data(ric_lst, ['STRIKE_PRC', 'TR.RHO', 'TR.DELTA', 'TR.GAMMA', 'TR.THETA']

also tried:

df, exx = ek.get_data(ric_lst, ['STRIKE_PRC', 'RHO', 'DELTA', 'GAMMA', 'THETA']

rafi.levy1

use option watch

['TR.OPWLastRho', 'TR.OPWLastDelta', 'TR.OPWLastGamma',
                                              'TR.OPWLastTheta']