Strategos in Cyzicus/Mysia during the reign of Valerian I. His name appears on coins in combination with his title of Strategos,
e.g. SNG Aulock nos. 1286 and 7386; SNG France Mysie no. 858 (Valerian). Lit.: W. Leschhorn, Lexikon der Aufschriften auf
griechischen Münzen II (2009) p. 830 s. v. Sostratos (AD 253-260); Th. Corsten (ed.), Lexicon of Greek Personal Names V A.
Coastal Asia Minor (2010) p. 420 s. v. Sostratos (no. 23) (AD 253-268).