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Portware

Made by FactSet

New York, NY, USA · owned by FactSet

FactSet's EMS for complex buy-side trading desks, described in 2022 as migrating to AWS.

Made by
FactSet
Primary category
Execution management
Also listed under
Not recorded
Built for
Not recorded
Firm size
Not recorded
Deployment
Not recorded
Pricing model
Not recorded
What it costs
Not recorded
How we verified it
From an industry source, not yet confirmed with the vendor
Source
the page we read
Last checked
2026-08-26
On the vendor's site
Not recorded

Portware is a execution management product from FactSet. FactSet's EMS for complex buy-side trading desks, described in 2022 as migrating to AWS. FactSet is based in New York, NY, USA and is owned by FactSet. Buyside Fintech verified that FactSet lists this product on an industry source on 2026-08-26, and the page we read is linked below. We do not record how it is deployed, how it is priced, what it costs and the firm sizes it serves for this product, because FactSet does not publish it; the table below shows those rows empty rather than hiding them. Practitioner reviews and questions about Portware appear below, and anyone at a firm that uses it can add one.

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How FactSet describes itself

LiquidityBook scalable trade management solutions enable buy-side, sell-side, and outsourced trading firms to connect, track and execute.

FactSet’s own website, read 2026-08-30

Their words, not ours, and about the company rather than this product. It is not an assessment and nothing in it has been checked.

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