From Longman Dictionary of Contemporary Englishmark something ↔ up phrasal verb1 BBTINCREASE IN NUMBER OR AMOUNTto increase the price of something, so that you sell it for more than you paid for it OPP mark down Compact discs may be marked up as much as 80%. → mark-up2 WRITEto write notes or instructions for changes on a piece of writing, music etc I have to mark up the pages and send them back to the printer. → mark→ See Verb table
Examples from the Corpusmark up• The mark is up 2 percent against the dollar from a year earlier.• The market agreed, marking the shares up 4p at 526p by the close yesterday.• The market was relieved that the figures were not worse, marking the shares up 7 to 309p yesterday.• He intended to mark it up for a hundred.• It was recently quoted at 1. 4405 marks, up from 1. 4344 marks in New York.• The dollar was quoted at 1. 4403 marks, up from 1. 4344 marks in New York.• It was recently quoted at 1. 4524 marks, up from 1. 4505 marks in late New York trading Monday.• The problem seems to be that many women are having a tough time making their mark higher up the career ladder.mark-upˈmark-up British English, markup American English /ˈmɑːkʌp $ ˈmɑːrk-/ noun [countable] BBTan increase in the price of something, especially from the price a shop pays for something to the price it sells it for → mark up The retailer’s mark-up is 50%.
Examples from the Corpusmark-up• The existence of a mark-up has to be taken into account when considering the response to a corporate tax.• They're probably cheaper than Selina, come to think of it, what with the hotel mark-up.• Context-tables use the same troff -like mark-up as the rest of a document.• Given the mark-up on room service, he quite likes it.• If there were to be a reduction in the mark-up, then this would further reinforce the effect.• The client must be told the hourly rate charged and the extent of the mark-up for skill, care and attention.• The mark-up should be fair and reasonable, the speculator being reimbursed for both time and enterprise.From Longman Business Dictionarymark something ↔ up phrasal verb [transitive]1COMMERCE to increase the price of something so that you sell it for more than it cost to produce, or for more than you paid for itResellers and distributors then marked up the price of the parts when selling them to end-users.2FINANCE if shares are marked up, their price or value increasesThe City believes the retailer is set for strong future growth and the shares were marked up 6p to 355p. → see also markup —marked-up adjectivemarked-up prices → mark→ See Verb table