Rock Point Advisors’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
$4.89M Sell
35,962
-35,054
-49% -$4.23M 1.32% 34
2025
Q4
$6.22M Sell
71,016
-2,169
-3% -$187K 1.56% 25
2025
Q3
$6M Sell
73,185
-47,675
-39% -$3.12M 1.59% 26
2025
Q2
$6.36M Sell
120,860
-825
-0.7% -$38.6K 1.79% 21
2025
Q1
$5.57M Buy
121,685
+75
+0.1% +$3.7K 1.72% 23
2024
Q4
$5.78M Sell
121,610
-11,300
-9% -$535K 1.68% 24
2024
Q3
$6M Sell
132,910
-3,073
-2% -$129K 1.64% 23
2024
Q2
$5.28M Sell
135,983
-35,637
-21% -$1.24M 1.58% 27
2024
Q1
$5.66M Buy
171,620
+1,302
+0.8% +$41.5K 1.68% 24
2023
Q4
$5.19M Buy
170,318
+9,743
+6% +$279K 1.57% 25
2023
Q3
$4.89M Buy
160,575
+4,715
+3% +$154K 1.69% 23
2023
Q2
$5.46M Buy
155,860
+29,246
+23% +$961K 1.79% 20
2023
Q1
$4.47M Sell
126,614
-2,735
-2% -$95.1K 1.52% 26
2022
Q4
$4.13M Sell
129,349
-583
-0.4% -$18.9K 1.43% 27
2022
Q3
$3.77M Buy
129,932
+28,872
+29% +$978K 1.4% 28
2022
Q2
$3.18M Buy
+101,060
New +$3.48M 1.09% 36
2017
Q1
Sell
-10,825
Closed -$263K 78
2016
Q4
$263K Sell
10,825
-229,818
-96% -$5.46M 0.14% 69
2016
Q3
$5.69M Sell
240,643
-26,640
-10% -$594K 2.97% 12
2016
Q2
$5.47M Sell
267,283
-58,620
-18% -$1.17M 2.93% 11
2016
Q1
$6.81M Sell
325,903
-258
-0.1% -$4.78K 3.63% 7
2015
Q4
$5.96M Buy
326,161
+1,070
+0.3% +$19.4K 3.1% 8
2015
Q3
$5.57M Buy
325,091
+213,520
+191% +$3.84M 3.05% 9
2015
Q2
$2.2M Sell
111,571
-495
-0.4% -$10.6K 1.13% 35
2015
Q1
$2.54M Sell
112,066
-177,059
-61% -$4.21M 1.27% 35
2014
Q4
$6.63M Buy
289,125
+2,695
+0.9% +$54.9K 3.06% 8
2014
Q3
$5.54M Sell
286,430
-16,895
-6% -$352K 2.68% 13
2014
Q2
$6.66M Sell
303,325
-150,235
-33% -$3.19M 2.91% 10
2014
Q1
$9.44M Sell
453,560
-32,000
-7% -$602K 4.18% 6
2013
Q4
$8.65M Buy
485,560
+4,375
+0.9% +$72.1K 3.8% 4
2013
Q3
$7.02M Sell
481,185
-1,770
-0.4% -$26.2K 3.27% 8
2013
Q2
$6.87M Buy
+482,955
New +$7.02M 3.49% 4

Other funds holding GLW

Rock Point Advisors's GLW Position: Q1 2026 in Review

Rock Point Advisors reduced its Corning (GLW) stake by 49% in Q1 2026, selling an estimated $4.23M and leaving 35,962 shares worth $4.89M. The position accounts for 1.32% of the portfolio, ranked #34.

Rock Point Advisors first reported a position in GLW in Q2 2013 and has held it in 31 quarters since. The position peaked at $9.44M in Q1 2014. 2,243 funds tracked by Wall St. Rank hold GLW as of Q1 2026.

  • Rock Point Advisors held 35,962 shares of Corning worth $4.89M as of Q1 2026.
  • Rock Point Advisors sold 35,054 Corning shares in Q1 2026, an estimated $4.23M.
  • Corning made up 1.32% of Rock Point Advisors's portfolio in Q1 2026, its #34 holding.
  • Rock Point Advisors first reported a position in Corning in Q2 2013 and has held it in 31 quarters since.
  • Rock Point Advisors's Corning position peaked at $9.44M in Q1 2014.
  • 2,243 funds tracked by Wall St. Rank held Corning as of Q1 2026.

Based on Rock Point Advisors's 13F filing for Q1 2026, filed 14 May 2026.