Source: Leicestershire War Memorials Project.
Stanley was the eldest son of George and Georgina Ellen Moffatt, of Westfield, Ellesmere Park, Eccles, Manchester, and the grandson of Mr George Black, Ahascragh, Co. Galway. He was killed in action on August 13th, a short time after the death of his brother, Lt CH Moffatt, who was killed on August 1st. He joined the colours with his brother at the outbreak of the war and was subsequently gazetted to the 2nd Lancashire Fusiliers, with whom he went to France in November 1915. He was wounded by a shell on August 13th, but gallantly continued to lead his men until wounded mortally.
Date of publication, Friday September 29, 1916
Source and photograph courtesy: http://ourheroes.southdublinlibraries.ie/node/16937

The following note appeared in the Belfast News Letter, Friday 25 August 1916:

Lieutenant SL Moffatt and Second-Lieutenant CH Moffatt, both of the Lancashire Fusiliers, killed during the present month, were nephews of Mr Robert Moffatt, Bawnmore Road and Textile Buildings, Belfast. Their father, Mr George Moffatt, of Westfield, Ellesmere Park, Eccles, is a director of the firm of Mitchell & Berry Ltd, Old Change, London. Lieutenant SL Moffatt, the elder of the brothers, was killed in action on 13th inst. and Second Lieutenant CH Moffatt, the younger, was accidentally killed in the reserve trenches on his birthday, 1st inst., by the discharge of a rifle which a soldier was cleaning.
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Sources: B Hakewill and P. Perkins, 2018