Stocks with insider trader activity include FGP, GLDD and GCAP

TheStreet highlights 3 stocks that pushed the Materials & Construction industry

Gregg Greenberg examines Cyprus, Ina Drew, Lululemon and others that have made this a spectacularly dumb week.

Maxwell's hammering, Lululemon's sheer madness and Cyprus silliness are among the week's dumbest stories.

Upgrades and underperformance point to buy-and-trade strategies in construction.

Great Lakes Dredge & Dock Corporation (Nasdaq:GLDD) has been downgraded by TheStreet Ratings from from a buy to hold.

The ex-dividend date for Great Lakes Dredge & Dock Corporation (Nasdaq:GLDD) is tomorrow, March 7, 2012. Owners of shares as of market close today will be eligible for a dividend of 2 cents per share. At a price of $7.13 as of 9:30 a.m., the dividend yield is 1.2%.

The ex-dividend date for Great Lakes Dredge & Dock Corporation (Nasdaq:GLDD) is tomorrow, December 7, 2011. Owners of shares as of market close today will be eligible for a dividend of 2 cents per share. At a price of $6.02 as of 9:30 a.m., the dividend yield is 1.4%.

Great Lakes Dredge & Dock Corporation (Nasdaq:GLDD) hit a new 52-week low Thursday as it is currently trading at $4.19, below its previous 52-week low of $4.23 with 346,425 shares traded as of 1:10 p.m. ET. Average volume has been 557,400 shares over the past 30 days.

U.S. retirees may get a big benefit with the next Social Security cost-of-living adjustment for 2023.

Restaurants are moving to adapt to customers with very different wants and desires.

Stanley Druckenmiller, a former colleague of George Soros, bought and sold several stocks in the second quarter.