Earnings Highlights: IMAX, Kellogg, Sprint, 3M, UPS, Viacom, Visa and More

Here are some highlights from this past week's earnings coverage on BloggingStocks:

Coinstar Inc. (CSTR) shares surged following stronger-than-expected Q1 earnings driven by DVD rentals.
Humana Inc. (HUM) shares traded lower despite the report of better-than-expected earnings for Q1.
IMAX Corp. (IMAX) reported strong Q1 results that easily topped consensus estimates, but shares declined.
Kellogg Co. (K) topped Q1 earnings expectations and announced a share buyback program.
Office Depot Inc. (ODP) Q1 earnings fell short of consensus estimates and same-store sales declined.

Sourcefire Inc. (FIRE) said Q1 revenue surged but its weak guidance led to a sell-off of shares.
Sprint Nextel Corp. (S) reported a deeper net loss for Q1 but revenue topped the consensus estimates.
Texas Instruments Inc. (TXN) higher Q1 earnings were better than expected, as was the Q2 outlook.
3M Co. (MMM) shares rose following a strong Q1 earnings report despite a down day in the markets.
United Parcel Service (UPS) easily topped Q1 earnings estimates and it reaffirmed its full-year guidance.
United States Steel Corp. (X) shares sold off on strong volume despite the smallest net loss in over a year.
US Airways Group Inc. (LCC) reported a narrower-than-expected Q1 net loss, which sent shares higher.
Veeco Instruments Inc. (VECO) better-than-expected quarterly results sent shares to a 52-week high.
Viacom Inc. (VIA) Q1 earnings were better than expected but revenue declined, and shares dipped.
Visa Inc. (V) reported higher Q2 earnings that topped analysts' expectations, but shares sold off after the report.
Whirlpool Corp. (WHR) easily beat Q1 earnings estimates, which sent shares sharply higher on robust volume.
Wynn Resorts Ltd. (WYNN) traded higher following the better-than-expected Q1 earnings results.