Banco Santander, S.A. lost 6.53% during Friday's session; goes up in pre-market trading (+1.22% to $3.33)

As traders prepare for a higher market open today, Friday's bearish sentiment is in focus: during Friday's session, Banco Santander, S.A. toiled and struggled for upward momentum before closing at $3.29. By the close, the the world's 16th largest bank suffered a 23 cents or 6.53% loss.

Banco Santander, S.A. was not the only decliner in the financials sector; HSBC Holdings went down 4.09%, closed at $34.49. Berkshire Hathaway went down to $293.51, losing 2.81% after it closed at $302 Friday. JP Morgan Chase went down to $125.81, losing 3.78% after it closed at $130.75 Friday.

The Spanish banking colossus is now trading 13.3% below the significant high of $4.06 it set around 13 days ago.