Today we will analyze the stock Sina Corporation (SINA) for internet stock trading in the NASDAQ stock market,
Stock Technical indicators to notice in Sina Corporation (SINA)
1- Last bearish trend was from 70.21 $ (2/13/2012) to 66.38 $ (2/15/2012) a 3.83 $ move 2- The current bullish trend started from 66.38 $ at 2/15/2012 and is currently trading at 67.74 $.
3- SINA current support level is at 67.28 which is the 23.60 % fibonacci retracement of the last 3.83 $ move.
4- SINA current resistance level is at 67.84 which is the 38.20 % fibonacci retracement of the last 3.83 $ move.
5- According to ADX Indicator, the trend is currently bullish,which is becoming weaker.furthermore, the ADX indicator location between DMI+ and DMI- is hinting on a strong move ahead. the stock is very volatile at this point.
Sina Corporation (SINA) Short term stock chart patterns for internet stock trading :

6- The Stock formed a 10.160 $ height triangle which was broken up at 68.690, target of the pattern is 78.850.
Sina Corporation (SINA) Mid term stock chart patterns for internet stock trading :

7- The Stock was supported by a support line, identified by two points: 65.140 and 48.200 that was broken down at 67.740 transforming into a resistance line.
Sina Corporation (SINA) Long term stock chart patterns for internet stock trading :

None.

Stock Trading Conclusion:
Sina Corporation (SINA) was trading in a bullish wave, which is becoming weaker .
Technical indicators and stock chart patterns show highly volatile movements favoriting bullish direction,
recommend stopping short positions or entering long position or bullish spread options strategy in online trading , because of the high expected future volatility, consider constructing symmetrical options strategies for buying volatility through strangles or straddles in online trading. .

Stock Resistance Levels : 67.84, 68.29, 68.75, 68.82, 70.21, 71.25, 72.58, 78.85.
Stock Support levels : 67.42, 67.30, 67.28, 67.22, 67.06, 66.90, 66.38,.