on 'Change

English

From on + 'Change (“stock exchange”).

on 'Change (not comparable)

(now rare) At the Royal Exchange; on the stock exchange. [from 17th c.]
- 1798, Mary Wollstonecraft Godwin, “[Maria: or, The] Wrongs of Woman”, in W[illiam] Godwin, editor, Posthumous Works of the Author of A Vindication of the Rights of Woman. […], volume II, London: […] J[oseph] Johnson, […]; and G[eorge,] G[eorge] and J[ohn] Robinson, […], →OCLC, chapter XI, page 49:
  ‘[…] He was conſidered,’ he added, lowering his voice, ‘on ’Change as a ſwindler.’
- 2013, P. Ryscavage, Norman B. Ream:
  He knew he could make money on 'Change—he had demonstrated that over the last few years.