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Pricing employee stock options with the click of a mouse

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Notification! Free Upgrade to Version 6.0 for all existing v.5.0 customers, please contact us if you have not received the upgrade at support@option123.com.

(Click Data Migration Form for our data migration service to transfer data from prior version to v. 6.0)
Risk Free Rate Reference List:

The new version, Option123, v 60, has been sending to all existing customers since November 15, 2005. Please contact us at support@option123.com if you have not received it. We also provide data migration service to transferring data from your existing version to version 6.0 (Click Data Migration Form )

Notification of Upgrade: Option123, v 60
Quick Reference: Option123, v 60
Manual for Option123, v 60
 
Please unzip the following file and REPLACE your existing one on a MONTHLY basis:
Option123 Risk Free Rate (UPDATED as of April 2008)

If you're missing any periods, please contact us:

 

Terms are subject to change without prior written notices.  Contact us via Email: service@option123.com

(c) 1999-2008 Option123 LLC. All Rights Reserved. license/service agreement