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Strategies & Market Trends : Ultra OTC Fund - UOPIX
UOPIX 149.70-0.5%Dec 8 4:00 PM EST

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To: John who wrote (937)12/5/2000 3:44:19 PM
From: Todd Reichardt  Read Replies (2) of 2063
 
Using NDX 2800 as a starting point (i.e. 2800 day 1, 3100 day 2, 2800 day 3), here's what I get for an answer:

a) UOPIX returns -2.07%
b) USPIX returns -6.22%
c) cash returns zip (ignoring money market returns)

So C is my answer. Day 2 NDX is up 10.7% (21.4% for the 2 beta funds), while day 3 is down 9.68% (19.4% for 2 beta), which on first blush would make it look like a small gainer for UOPIX (21.4-19.4 = 2%), BUT you don't add the returns together you compound them daily (1.214*(1-.194))= 98% meaning a 2% loss.

I first ran into this when Craemer wrote the article a couple of months ago where both UOPIX and USPIX was down for the year and he attributed it to a performance issue with profunds. When I ran the calculations using the underlying, I found out that based on the underlying both funds should be down about the amount that UOPIX and USPIX were down for the year. I couldn't figure out how 2 funds that do exactly the opposite things could both be down. The devil is in the details as they do exactly opposite things on a daily basis, but just as 2X on a daily basis doesn't mean you'll get 2X performance on a longer term basis, USPIX and UOPIX won't do exactly the opposite on any period longer than 1 day. The nature of 2X compounding makes it such that even though the underlying was unchanged over a longer period, both the long and short fund can be down.

I'm not done studying this. I'm not quite sure how this might impact AIM. Hopefully I didn't screw up the calculations thereby showing my bare butt in public.

Todd
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