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1. An improvement to an existing product. Some companies, especially technology companies, offer upgrades to customers for free or at a discount.

2. An improvement to the quality of securities in a portfolio. For example, one may sell a stock with a given risk and return and buy another stock with a higher return at the same level of risk. Alternatively, a security may upgrade by itself; for example, its issuer may announce higher than expected earnings, and, therefore, a higher dividend.

3. An increase in a bond rating. For example, if a bond goes from a junk rating to an investment-grade rating, the bond is said to be upgraded. This usually occurs when the issuer reduces its exposure to one or more risks.


to replace an existing COMPUTER system (HARDWARE and/or SOFTWARE) by a more powerful model capable of processing data faster or storing larger amounts of data. When upgrading, computer users can experience problems of compatibility with existing programs and machines.
References in periodicals archive ?
Given these uncertain times, participation in this annual event will provide attendees with a critical update on important future market dynamics.
Managing critical updates such as iOS 9 and ongoing iOS security patches is another common, important retail requirement where GroundControl excels, he said.
This conference is focused on the areas of food contact and food additives and is focused on providing critical updates for each of these fields within the US and wider international markets.
FourKites CarrierLink offers several operational benefits to freight brokers, including geo-fencing and automatic alerts that let brokers know critical updates, such as when a load is within five miles of a delivery point.
Last month alone, our Viruslab Team posted critical updates for over three hundred ransomware variations.
One of the highlights of the conference is a dedicated session reviewing the UAE oil and gas sector's involvement with outward investment, including critical updates on strategies as to how it intends to further diversity its regional projects.
Apart from Windows 8 fixes, critical updates are also being released for Windows XP, Windows Server 2003, Windows Vista, Windows Server 2008, Windows 7, Windows Server 2008 R2, Windows Server 2012 and Windows RT.
New to the series this year, the Airline E&M: North America Conference ( South San Francisco Conference Center , San Francisco , USA Oct 30 - Nov 1) offers critical updates on airline MRO in the United States and Canada.
The company said that the IM and Twitter Alerts could be used to provide an organisation's employees with mission critical updates, such as notifying technical reps about newly-logged support tickets, reminding finance staff about overdue invoices and alerting the purchasing department about stock approaching reorder level.
Automatically installed updates can include security updates, critical updates, definition updates, update rollups, and service packs.
They produce critical updates "WILPF's Wake-up Call" radio program every Friday from 7:30-8:00 am.
Keep the operating system up-to-date as critical updates offer protection against latest malware.