Today’s tickers: LNKD, XRT & FOSL LNKD  - LinkedIn Corp. –  Activity in far out-of-the-money put options on the social networking site for professionals suggests some traders fear the price of the underlying could drop substantially from current levels. Shares in LNKD closed last week at $117.31, up nearly 80.0% year-to-date at the highest closing price since the IPO, following the release of better-than-expect first-quarter earnings. However, near-term bearish positions initiated this morning look for declines in the near term, while longer-term put purchases paint a far gloomier picture for the shares during the next few months. LinkedIn’s shares are off their lows of the session, but remain firmly in the red, down 4.7% at $106.24 as of 12:25 p.m. in New York. Weekly put buyers snapped up puts at the May $100 and $95 strikes, shelling out an average premium of $1.24 and $0.75, respectively, for more than 500 contracts at each strike. Traders may profit at the end of the week if shares in LinkedIn continue to sink. Meanwhile, the purchase of more than 1,650 puts at the July $70 strike for an average premium of $1.22 apiece look for shares to plunge more than 35.0% this summer. Traders long the $70 strike puts make money if shares in LNKD settle below the effective breakeven price of $68.78 at July expiration. XRT  - SPDR S&P Retail ETF –  Retail stocks may continue to sell off, by the looks of massive stakes taken in XRT put options this morning. Shares in the equal-weighted retail ETF are down 1.5% at $59.45 this afternoon as stocks across the board sink. The two largest trades in XRT options today are in the May $56 put, with a total of 55,000 contracts purchased in two blocks at a premium of $0.35…