CORNING INC

Ticker: GLW CUSIP: 219350105 Class: COM

SIT INVESTMENT ASSOCIATES INC's Holding History (CIK: 0000769317)

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

Q4 2019

Shares 224,410 Value ($000) $6,533 Avg Close $24.43 Range $22.45 - $26.10

Q3 2019

Shares 405,970 Value ($000) $11,578 Avg Close $24.98 Range $22.31 - $28.54

Q2 2019

Shares 326,450 Value ($000) $10,848 Avg Close $26.62 Range $23.82 - $29.24

Q4 2017

Shares 165 Value ($000) $5 Avg Close $25.23 Range $23.59 - $26.36

Q3 2017

Shares 165 Value ($000) $5 Avg Close $23.59 Range $22.03 - $25.57

Q2 2017

Shares 165 Value ($000) $5 Avg Close $22.77 Range $20.81 - $24.32

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2019	224,410	$6,533	$24.43	$22.45 - $26.10
Q3 2019	405,970	$11,578	$24.98	$22.31 - $28.54
Q2 2019	326,450	$10,848	$26.62	$23.82 - $29.24
Q4 2017	165	$5	$25.23	$23.59 - $26.36
Q3 2017	165	$5	$23.59	$22.03 - $25.57
Q2 2017	165	$5	$22.77	$20.81 - $24.32