Fastenal Co. is trading up about 0.1% on the day Wednesday.

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Fastenal Co. (FAST) trading up by about 0.3%.

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Dan Floorness, chief financial officer of Fastenal Co.

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Among the largest underlying components of VO, in trading today Alexion Pharmaceuticals Inc. ( NASD: ALXN) is up about 0.1%, Fastenal Co. ( NASD: FAST) is down about 0.3%, and AvalonBay Communities, Inc. ( NYSE: AVB) is relatively unchanged.

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In the case of Fastenal Co.

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Among the largest underlying components of VOT, in trading today Fastenal Co. ( NASD: FAST) is off about 0.7%, W.W. Grainger Inc. ( NYSE: GWW) is down about 0.7%, and Ross Stores, Inc. ( NASD: ROST) is lower by about 2.9%.

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Among the largest underlying components of FTC, in trading today Fastenal Co. ( NASD: FAST) is down about 3.2%, TJX Companies, Inc. ( NYSE: TJX) is down about 1.6%, and Ross Stores, Inc. ( NASD: ROST) is lower by about 1.5%.

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