The daily OBV (not shown) shows a positive volume spike last week so the OBV is still above its recent lows.

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It turns out that the noise on big-time Facebook walls almost entirely drowns out trends like those, but posting volume does spike when wall owners make it into the news.

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The daily OBV is still acting weaker than prices despite the spike in upside volume on October 19th.

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As well, with market conditions a bit cooler, the early spike in refinancing volume has waned of late.

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The scramble for stock opportunities and the consequent spike in trading volume has, increasingly, become a big enhancing factor in the bull market.

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Given the that VIX spiked more than 11% higher on Friday, a spike in call volume is not too out of line for options activity.

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Unlike Mother's Day--the busiest Sunday on the phone network, when Verizon (nyse: VZ - news - people ) experiences a 10% to 20% spike in call volume--Father's Day is like any other Sunday.

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He added that he had seen a recent spike in exchange-traded-fund trading volume.

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