CORNING INC

Ticker: GLW CUSIP: 219350105 Class: COM

Yorktown Management & Research Co Inc's Holding History (CIK: 0001313559)

Note: Option positions (PUT/CALL) are excluded.

Q1 2015

Shares 9,200 Value ($000) $209 Avg Close $17.82 Range $16.37 - $18.82

Q4 2014

Shares 9,200 Value ($000) $211 Avg Close $15.20 Range $12.68 - $17.59

Q2 2014

Shares 9,200 Value ($000) $202 Avg Close $15.67 Range $14.87 - $16.45

Period	Shares	Value ($000)	Average Close	Price Range
Q1 2015	9,200	$209	$17.82	$16.37 - $18.82
Q4 2014	9,200	$211	$15.20	$12.68 - $17.59
Q2 2014	9,200	$202	$15.67	$14.87 - $16.45