Mark Sheptoff Financial Planning’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
$44.6K Sell
275
-1,300
-83% -$157K 0.02% 188
2025
Q4
$138K Hold
1,575
0.07% 123
2025
Q3
$129K Hold
1,575
0.06% 122
2025
Q2
$82.8K Hold
1,575
0.04% 143
2025
Q1
$72.1K Hold
1,575
0.04% 144
2024
Q4
$74.8K Hold
1,575
0.04% 144
2024
Q3
$71.1K Hold
1,575
0.04% 149
2024
Q2
$61.2K Buy
1,575
+275
+21% +$9.61K 0.03% 164
2024
Q1
$44.7K Hold
1,300
0.02% 181
2023
Q4
$44.7K Hold
1,300
0.03% 170
2023
Q3
$44.7K Hold
1,300
0.03% 157
2023
Q2
$44.7K Hold
1,300
0.03% 168
2023
Q1
$44.7K Hold
1,300
0.03% 159
2022
Q4
$44.7K Hold
1,300
0.03% 158
2022
Q3
$45K Hold
1,300
0.03% 152
2022
Q2
$45K Sell
1,300
-500
-28% -$17.2K 0.03% 167
2022
Q1
$66K Hold
1,800
0.03% 155
2021
Q4
$67K Sell
1,800
-9,163
-84% -$343K 0.03% 159
2021
Q3
$400K Sell
10,963
-43,056
-80% -$1.72M 0.22% 69
2021
Q2
$2.21M Sell
54,019
-1,104
-2% -$48.1K 1.18% 18
2021
Q1
$2.4M Buy
55,123
+2,410
+5% +$92.6K 1.38% 17
2020
Q4
$1.9M Buy
52,713
+6,757
+15% +$240K 1.08% 21
2020
Q3
$1.49M Buy
45,956
+41,456
+921% +$1.28M 0.92% 27
2020
Q2
$117K Buy
+4,500
New +$102K 0.08% 109
2016
Q2
Sell
-1,000
Closed -$21K 359
2016
Q1
$21K Hold
1,000
0.02% 201
2015
Q4
$18K Sell
1,000
-153
-13% -$2.77K 0.01% 228
2015
Q3
$20K Buy
1,153
+153
+15% +$2.75K 0.02% 207
2015
Q2
$20K Hold
1,000
0.02% 224
2015
Q1
$23K Hold
1,000
0.02% 207
2014
Q4
$23K Hold
1,000
0.02% 206
2014
Q3
$19K Sell
1,000
-1,000
-50% -$20.8K 0.02% 225
2014
Q2
$44K Buy
2,000
+1,800
+900% +$38.2K 0.04% 183
2014
Q1
$4K Buy
+200
New +$3.76K ﹤0.01% 324

Other funds holding GLW

Mark Sheptoff Financial Planning's GLW Position: Q1 2026 in Review

Mark Sheptoff Financial Planning reduced its Corning (GLW) stake by 83% in Q1 2026, selling an estimated $157K and leaving 275 shares worth $44.6K. The position accounts for 0.02% of the portfolio, ranked #188.

Mark Sheptoff Financial Planning first reported a position in GLW in Q1 2014 and has held it in 33 quarters since. The position peaked at $2.4M in Q1 2021. 2,243 funds tracked by Wall St. Rank hold GLW as of Q1 2026.

  • Mark Sheptoff Financial Planning held 275 shares of Corning worth $44.6K as of Q1 2026.
  • Mark Sheptoff Financial Planning sold 1,300 Corning shares in Q1 2026, an estimated $157K.
  • Corning made up 0.02% of Mark Sheptoff Financial Planning's portfolio in Q1 2026, its #188 holding.
  • Mark Sheptoff Financial Planning first reported a position in Corning in Q1 2014 and has held it in 33 quarters since.
  • Mark Sheptoff Financial Planning's Corning position peaked at $2.4M in Q1 2021.
  • 2,243 funds tracked by Wall St. Rank held Corning as of Q1 2026.

Based on Mark Sheptoff Financial Planning's 13F filing for Q1 2026, filed 11 May 2026.