Skip to main Content
Site Search

Advanced Search

Member Login

Member Login

Forgotten your password?


  1. All
  2. A
  3. B
  4. C
  5. D
  6. E
  7. F
  8. G
  9. H
  10. I
  11. J
  12. K
  13. L
  14. M
  15. N
  16. O
  17. P
  18. Q
  19. R
  20. S
  21. T
  22. U
  23. V
  24. W
  25. X
  26. Y
  27. Z
  28. 0-9
Underlying security
The instrument upon which traded options are listed.
An arrangement under which a company is guaranteed that an issue of shares will raise a given amount of cash, because the underwriters, for a commission, undertake to subscribe for any of the issue not taken up by the public.
More than one class of securities trading together as one (eg a stock and a warrant).
Unit trust
A fund which raises money from investors and invests it in a range of securities.
Unlisted securities
Securities that are not listed on an exchange.
Unlisted trading privileges
The trading of securities not listed on a US exchange but traded on that exchange at the request of a member of that exchange, and not at the request of the issuing corporation.
Up tick
A transaction executed at a price greater than the previous transaction.