Thompson Investment Management’s Corning GLW Stock Holding History

Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake
Trade Value Portfolio Weight Portfolio Position
2026
Q2
$1.57M Sell
6,147
-329
-5% -$59.9K 0.18% 100
2026
Q1
$881K Sell
6,476
-48,804
-88% -$5.89M 0.11% 107
2025
Q4
$4.84M Sell
55,280
-17,284
-24% -$1.49M 0.61% 62
2025
Q3
$5.95M Sell
72,564
-4,525
-6% -$296K 0.79% 49
2025
Q2
$4.05M Sell
77,089
-1,768
-2% -$82.8K 0.57% 62
2025
Q1
$3.61M Sell
78,857
-1,933
-2% -$95.4K 0.54% 69
2024
Q4
$3.84M Sell
80,790
-2,793
-3% -$132K 0.55% 69
2024
Q3
$3.77M Buy
83,583
+658
+0.8% +$27.7K 0.54% 71
2024
Q2
$3.22M Buy
82,925
+2,484
+3% +$86.8K 0.5% 76
2024
Q1
$2.65M Buy
80,441
+158
+0.2% +$5.03K 0.4% 79
2023
Q4
$2.44M Sell
80,283
-1,150
-1% -$32.9K 0.39% 79
2023
Q3
$2.48M Sell
81,433
-12,484
-13% -$408K 0.44% 77
2023
Q2
$3.29M Buy
93,917
+120
+0.1% +$3.94K 0.53% 72
2023
Q1
$3.31M Sell
93,797
-58,151
-38% -$2.02M 0.56% 70
2022
Q4
$4.85M Buy
151,948
+169
+0.1% +$5.48K 0.89% 42
2022
Q3
$4.41M Buy
151,779
+5,231
+4% +$177K 0.85% 48
2022
Q2
$4.62M Buy
146,548
+2,016
+1% +$69.5K 0.8% 49
2022
Q1
$5.33M Buy
144,532
+6,756
+5% +$264K 0.78% 47
2021
Q4
$5.13M Buy
137,776
+1,734
+1% +$64.9K 0.73% 51
2021
Q3
$4.96M Buy
136,042
+2,328
+2% +$93K 0.74% 51
2021
Q2
$5.47M Sell
133,714
-1,874
-1% -$81.7K 0.79% 44
2021
Q1
$5.9M Sell
135,588
-520
-0.4% -$20K 0.89% 35
2020
Q4
$4.9M Sell
136,108
-15,794
-10% -$561K 0.83% 40
2020
Q3
$4.92M Sell
151,902
-7,175
-5% -$222K 0.92% 39
2020
Q2
$4.12M Sell
159,077
-4,669
-3% -$106K 0.8% 41
2020
Q1
$3.36M Buy
163,746
+31,498
+24% +$821K 0.75% 44
2019
Q4
$3.85M Sell
132,248
-3,465
-3% -$101K 0.62% 62
2019
Q3
$3.87M Sell
135,713
-1,800
-1% -$53.9K 0.76% 60
2019
Q2
$4.57M Sell
137,513
-672
-0.5% -$21.6K 0.89% 44
2019
Q1
$4.57M Sell
138,185
-2,712
-2% -$89K 0.87% 43
2018
Q4
$4.26M Sell
140,897
-17,105
-11% -$546K 1% 36
2018
Q3
$5.58M Sell
158,002
-11,070
-7% -$360K 0.99% 34
2018
Q2
$4.65M Buy
169,072
+2,845
+2% +$78.6K 0.85% 50
2018
Q1
$4.63M Buy
166,227
+3,985
+2% +$123K 0.86% 52
2017
Q4
$5.19M Sell
162,242
-4,071
-2% -$128K 0.92% 46
2017
Q3
$4.98M Sell
166,313
-1,670
-1% -$49.5K 0.93% 44
2017
Q2
$5.05M Sell
167,983
-5,991
-3% -$172K 0.95% 44
2017
Q1
$4.7M Sell
173,974
-9,222
-5% -$245K 0.89% 47
2016
Q4
$4.45M Sell
183,196
-18,323
-9% -$435K 0.87% 50
2016
Q3
$4.77M Sell
201,519
-4,345
-2% -$96.9K 0.92% 47
2016
Q2
$4.22M Sell
205,864
-3,578
-2% -$71.7K 0.86% 50
2016
Q1
$4.38M Sell
209,442
-2,330
-1% -$43.2K 0.91% 44
2015
Q4
$3.87M Sell
211,772
-813
-0.4% -$14.7K 0.81% 55
2015
Q3
$3.64M Buy
212,585
+6,735
+3% +$121K 0.79% 61
2015
Q2
$4.06M Buy
205,850
+13,993
+7% +$299K 0.78% 64
2015
Q1
$4.35M Sell
191,857
-4,273
-2% -$102K 0.83% 55
2014
Q4
$4.5M Sell
196,130
-4,785
-2% -$97.4K 0.86% 52
2014
Q3
$4.11M Buy
200,915
+27,575
+16% +$575K 0.79% 61
2014
Q2
$3.8M Buy
+173,340
New +$3.68M 0.74% 68

Other funds holding GLW

Thompson Investment Management's GLW Position: Q2 2026 in Review

Thompson Investment Management reduced its Corning (GLW) stake by 5.1% in Q2 2026, selling an estimated $59.9K and leaving 6,147 shares worth $1.57M. The position accounts for 0.18% of the portfolio, ranked #100.

Thompson Investment Management first reported a position in GLW in Q2 2014 and has held it in 49 quarters since. The position peaked at $5.95M in Q3 2025. 2,659 funds tracked by Wall St. Rank hold GLW as of Q2 2026.

  • Thompson Investment Management held 6,147 shares of Corning worth $1.57M as of Q2 2026.
  • Thompson Investment Management sold 329 Corning shares in Q2 2026, an estimated $59.9K.
  • Corning made up 0.18% of Thompson Investment Management's portfolio in Q2 2026, its #100 holding.
  • Thompson Investment Management first reported a position in Corning in Q2 2014 and has held it in 49 quarters since.
  • Thompson Investment Management's Corning position peaked at $5.95M in Q3 2025.
  • 2,659 funds tracked by Wall St. Rank held Corning as of Q2 2026.

Based on Thompson Investment Management's 13F filing for Q2 2026, filed 13 Jul 2026.