NEW YORK (TheStreet) -- Today's buy-and-trade earnings previews focus on 11 companies in seven sectors from A to Z with AOL (AOL) who reports premarket on Tuesday to Zillow (Z) which reports in afterhours trading on Tuesday along with Tesla Motors (TSLA).The seven sectors include three stocks from the computer and technology sector, three from the oils-energy sector and one each in these sectors; auto-tires-trucks, basic materials, consumer discretionary, retail-wholesale and transportation. The ValuEngine valuation warning continues with 77.1% of all stocks being overvalued, 45.5% by 20% or more, and with 15 of 16 sectors overvalued by double-digit percentages, 11 by 20% to 27.3%.
Leapfrog ( LF) ($8.58) has been trading below its 200-day SMA at $9.40 since Oct. 8. The hold rated maker of tech-based educational toys for children traded as low as $8.42 on Sept. 4 with a semiannual pivot at $8.57 and weekly risky level at $8.75. Mosaic ( MOS) ($46.10) set a multi-year low at $39.75 on Aug. 6 and is above its 50-day SMA at $44.71 pre-earnings. The hold rated fertilizer company has a monthly value level at $42.19 with a weekly risky level at $49.06. Marathon Oil ( MRO) ($35.27) is trading just above its 50-day and 200-day SMAs at $35.17 and $34.56. The hold rated integrated oil and gas company has a weekly value at $34.85 with a monthly pivot at $35.73 and semiannual risky level at $38.02. OPEN) ($68.59) is trading between its 200-day SMA at $64.42 and its 50-day SMA at $71.88. The buy rated Internet based restaurant reservation service has a quarterly value level at $61.08 with a semiannual pivot at $69.33 and a monthly risky level at $76.88. Tidewater ( TDW) ($59.99) set a multi-year high at $63.14 on Oct. 22. The sell rated operator of fleets that serves the offshore energy industry has a semiannual value level at $56.82 with an annual pivot at $59.59 and annual risky level at $63.31. Tesla Motors ( TSLA) ($162.17) set a multi-year high at $194.50 on Sept. 30 and begins the week below its 50-day SMA at $173.08. The hold rated designer of luxury electric vehicles has a quarterly value level at $129.44 with a weekly risky level at $183.45. Zillow ( Z) ($79.83) has been below its 50-day SMA since Oct. 3. The hold rated real estate information website has a weekly value level at $75.01 with a monthly risky level at $99.23. At the time of publication the author held no positions in any of the stocks mentioned. Follow @Suttmeier This article is commentary by an independent contributor, separate from TheStreet's regular news coverage.