GAMCO Investors’s Corning GLW Stock Holding History

Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake
Trade Value Portfolio Weight Portfolio Position
2026
Q1
$21.2M Sell
155,838
-36,756
-19% -$4.43M 0.21% 136
2025
Q4
$16.9M Sell
192,594
-9,623
-5% -$829K 0.16% 164
2025
Q3
$16.6M Sell
202,217
-18,938
-9% -$1.24M 0.16% 161
2025
Q2
$11.6M Sell
221,155
-6,090
-3% -$285K 0.11% 206
2025
Q1
$10.4M Sell
227,245
-29,465
-11% -$1.45M 0.11% 209
2024
Q4
$12.2M Sell
256,710
-9,436
-4% -$447K 0.13% 196
2024
Q3
$12M Sell
266,146
-15,174
-5% -$638K 0.12% 199
2024
Q2
$10.9M Sell
281,320
-22,445
-7% -$784K 0.12% 205
2024
Q1
$10M Sell
303,765
-5,400
-2% -$172K 0.1% 224
2023
Q4
$9.41M Buy
309,165
+1,600
+0.5% +$45.8K 0.1% 232
2023
Q3
$9.37M Sell
307,565
-8,263
-3% -$270K 0.11% 222
2023
Q2
$11.1M Buy
315,828
+9,300
+3% +$306K 0.12% 206
2023
Q1
$10.8M Buy
306,528
+6,333
+2% +$220K 0.12% 211
2022
Q4
$9.59M Sell
300,195
-39,226
-12% -$1.27M 0.1% 224
2022
Q3
$9.85M Sell
339,421
-3,700
-1% -$125K 0.12% 213
2022
Q2
$10.8M Sell
343,121
-4,900
-1% -$169K 0.12% 217
2022
Q1
$12.8M Sell
348,021
-13,957
-4% -$545K 0.12% 212
2021
Q4
$13.5M Buy
361,978
+16,217
+5% +$607K 0.12% 211
2021
Q3
$12.6M Buy
345,761
+102,080
+42% +$4.08M 0.11% 216
2021
Q2
$9.97M Buy
243,681
+41,389
+20% +$1.8M 0.08% 258
2021
Q1
$8.8M Sell
202,292
-6,839
-3% -$263K 0.08% 263
2020
Q4
$7.53M Sell
209,131
-20,655
-9% -$734K 0.07% 282
2020
Q3
$7.45M Sell
229,786
-6,031
-3% -$186K 0.08% 270
2020
Q2
$6.11M Sell
235,817
-7,664
-3% -$174K 0.07% 282
2020
Q1
$5M Sell
243,481
-13,945
-5% -$364K 0.06% 296
2019
Q4
$7.49M Sell
257,426
-11,317
-4% -$328K 0.06% 294
2019
Q3
$7.67M Sell
268,743
-11,142
-4% -$333K 0.06% 286
2019
Q2
$9.3M Sell
279,885
-5,500
-2% -$177K 0.07% 265
2019
Q1
$9.45M Sell
285,385
-7,410
-3% -$243K 0.07% 262
2018
Q4
$8.85M Sell
292,795
-8,164
-3% -$261K 0.07% 252
2018
Q3
$10.6M Sell
300,959
-23,902
-7% -$776K 0.07% 260
2018
Q2
$8.94M Sell
324,861
-8,255
-2% -$228K 0.06% 276
2018
Q1
$9.29M Sell
333,116
-21,380
-6% -$659K 0.06% 269
2017
Q4
$11.3M Sell
354,496
-51,500
-13% -$1.62M 0.07% 241
2017
Q3
$12.1M Sell
405,996
-11,900
-3% -$352K 0.08% 244
2017
Q2
$12.6M Sell
417,896
-135,200
-24% -$3.88M 0.08% 237
2017
Q1
$14.9M Sell
553,096
-24,400
-4% -$649K 0.09% 215
2016
Q4
$14M Sell
577,496
-15,200
-3% -$361K 0.09% 218
2016
Q3
$14M Sell
592,696
-20,620
-3% -$460K 0.09% 211
2016
Q2
$12.6M Sell
613,316
-44,600
-7% -$894K 0.08% 229
2016
Q1
$13.7M Sell
657,916
-6,470
-1% -$120K 0.09% 219
2015
Q4
$12.1M Sell
664,386
-9,900
-1% -$180K 0.08% 234
2015
Q3
$11.5M Sell
674,286
-21,680
-3% -$390K 0.08% 246
2015
Q2
$13.7M Sell
695,966
-17,800
-2% -$381K 0.07% 243
2015
Q1
$16.2M Sell
713,766
-83,520
-10% -$1.99M 0.08% 231
2014
Q4
$18.3M Sell
797,286
-177,982
-18% -$3.62M 0.1% 221
2014
Q3
$18.9M Sell
975,268
-161,800
-14% -$3.37M 0.1% 215
2014
Q2
$25M Sell
1,137,068
-180,083
-14% -$3.82M 0.13% 188
2014
Q1
$27.4M Sell
1,317,151
-57,900
-4% -$1.09M 0.15% 176
2013
Q4
$24.5M Buy
1,375,051
+72,500
+6% +$1.19M 0.13% 187
2013
Q3
$19M Sell
1,302,551
-3,700
-0.3% -$54.8K 0.11% 206
2013
Q2
$18.6M Buy
+1,306,251
New +$19M 0.12% 202

Other funds holding GLW

GAMCO Investors's GLW Position: Q1 2026 in Review

GAMCO Investors reduced its Corning (GLW) stake by 19% in Q1 2026, selling an estimated $4.43M and leaving 155,838 shares worth $21.2M. The position accounts for 0.21% of the portfolio, ranked #136.

GAMCO Investors first reported a position in GLW in Q2 2013 and has held it in 52 quarters since. The position peaked at $27.4M in Q1 2014. 2,243 funds tracked by Wall St. Rank hold GLW as of Q1 2026.

  • GAMCO Investors held 155,838 shares of Corning worth $21.2M as of Q1 2026.
  • GAMCO Investors sold 36,756 Corning shares in Q1 2026, an estimated $4.43M.
  • Corning made up 0.21% of GAMCO Investors's portfolio in Q1 2026, its #136 holding.
  • GAMCO Investors first reported a position in Corning in Q2 2013 and has held it in 52 quarters since.
  • GAMCO Investors's Corning position peaked at $27.4M in Q1 2014.
  • 2,243 funds tracked by Wall St. Rank held Corning as of Q1 2026.

Based on GAMCO Investors's 13F filing for Q1 2026, filed 14 May 2026.