OSTTRA is listed in the Buyside Fintech directory with 2 products. Its products are listed under collateral and margin, reconciliation and trade settlement. Those include OSTTRA Trade Processing (MarkitServ), OSTTRA triResolve Margin. Every fact on this page carries the source we read and the date we checked it, and the profile has not been claimed by OSTTRA. Practitioners at firms that use OSTTRA can review it here, and the company may reply to a review but may not write one.
How OSTTRA describes itself
OSTTRA – the home of MarkitServ, Traiana, TriOptima & Reset – is the leading provider of progressive end-to-end post-trade solutions built for the global derivatives markets.
OSTTRA’s own website, read 2026-08-30
Their words, not ours. We publish it so you can see how a company positions itself; it is not an assessment and nothing in it has been checked.
OSTTRA products
OSTTRA Trade Processing (MarkitServ)
Automates trade processing, messaging and matching to confirm, allocate, clear and report trades; built from the MarkitServ, Traiana, TriOptima and Reset businesses.
Confirmed on the vendor's own site · source · 2026-10-11
OSTTRA triResolve Margin
Automated margin call calculation, dispute resolution and settlement across bilateral OTC, cleared, repo and exchange-traded derivatives; the former TriOptima service.
Confirmed on the vendor's own site · source · 2026-10-11
What practitioners say
Questions and notes