Primecap 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 | $1.06B | Sell |
4,131,872
-2,900
| -0.1% | -$528K | 0.62% | 41 |
|
|
2026
Q1 | $562M | Sell |
4,134,772
-3,400
| -0.1% | -$410K | 0.44% | 52 |
|
|
2025
Q4 | $362M | Sell |
4,138,172
-462,200
| -10% | -$39.8M | 0.27% | 75 |
|
|
2025
Q3 | $377M | Sell |
4,600,372
-384,000
| -8% | -$25.1M | 0.29% | 69 |
|
|
2025
Q2 | $262M | Sell |
4,984,372
-3,267,400
| -40% | -$153M | 0.21% | 90 |
|
|
2025
Q1 | $378M | Sell |
8,251,772
-73,900
| -0.9% | -$3.65M | 0.31% | 67 |
|
|
2024
Q4 | $396M | Sell |
8,325,672
-232,847
| -3% | -$11M | 0.31% | 69 |
|
|
2024
Q3 | $386M | Sell |
8,558,519
-3,500
| -0% | -$147K | 0.28% | 74 |
|
|
2024
Q2 | $333M | Sell |
8,562,019
-160,100
| -2% | -$5.59M | 0.24% | 76 |
|
|
2024
Q1 | $287M | Buy |
8,722,119
+43,300
| +0.5% | +$1.38M | 0.21% | 84 |
|
|
2023
Q4 | $264M | Sell |
8,678,819
-85,900
| -1% | -$2.46M | 0.21% | 85 |
|
|
2023
Q3 | $267M | Sell |
8,764,719
-49,400
| -0.6% | -$1.62M | 0.23% | 81 |
|
|
2023
Q2 | $309M | Sell |
8,814,119
-95,800
| -1% | -$3.15M | 0.26% | 79 |
|
|
2023
Q1 | $314M | Sell |
8,909,919
-204,000
| -2% | -$7.1M | 0.27% | 81 |
|
|
2022
Q4 | $291M | Sell |
9,113,919
-122,600
| -1% | -$3.98M | 0.27% | 77 |
|
|
2022
Q3 | $268M | Sell |
9,236,519
-113,700
| -1% | -$3.85M | 0.26% | 82 |
|
|
2022
Q2 | $295M | Sell |
9,350,219
-506,100
| -5% | -$17.4M | 0.26% | 81 |
|
|
2022
Q1 | $364M | Sell |
9,856,319
-159,800
| -2% | -$6.24M | 0.27% | 81 |
|
|
2021
Q4 | $373M | Sell |
10,016,119
-606,400
| -6% | -$22.7M | 0.26% | 86 |
|
|
2021
Q3 | $388M | Sell |
10,622,519
-391,468
| -4% | -$15.6M | 0.27% | 83 |
|
|
2021
Q2 | $450M | Sell |
11,013,987
-745,238
| -6% | -$32.5M | 0.3% | 81 |
|
|
2021
Q1 | $512M | Sell |
11,759,225
-681,700
| -5% | -$26.2M | 0.36% | 75 |
|
|
2020
Q4 | $448M | Sell |
12,440,925
-373,650
| -3% | -$13.3M | 0.33% | 72 |
|
|
2020
Q3 | $415M | Sell |
12,814,575
-690,300
| -5% | -$21.3M | 0.34% | 68 |
|
|
2020
Q2 | $350M | Sell |
13,504,875
-455,400
| -3% | -$10.3M | 0.3% | 74 |
|
|
2020
Q1 | $287M | Sell |
13,960,275
-1,066,800
| -7% | -$27.8M | 0.28% | 75 |
|
|
2019
Q4 | $437M | Sell |
15,027,075
-286,000
| -2% | -$8.3M | 0.32% | 75 |
|
|
2019
Q3 | $437M | Sell |
15,313,075
-134,876
| -0.9% | -$4.04M | 0.35% | 70 |
|
|
2019
Q2 | $513M | Sell |
15,447,951
-190,476
| -1% | -$6.11M | 0.38% | 71 |
|
|
2019
Q1 | $518M | Sell |
15,638,427
-175,446
| -1% | -$5.76M | 0.38% | 70 |
|
|
2018
Q4 | $478M | Sell |
15,813,873
-239,050
| -1% | -$7.63M | 0.39% | 67 |
|
|
2018
Q3 | $567M | Sell |
16,052,923
-240,300
| -1% | -$7.81M | 0.38% | 67 |
|
|
2018
Q2 | $448M | Sell |
16,293,223
-76,280
| -0.5% | -$2.11M | 0.33% | 70 |
|
|
2018
Q1 | $456M | Sell |
16,369,503
-603,253
| -4% | -$18.6M | 0.34% | 70 |
|
|
2017
Q4 | $543M | Sell |
16,972,756
-265,700
| -2% | -$8.37M | 0.42% | 62 |
|
|
2017
Q3 | $516M | Sell |
17,238,456
-1,003,000
| -5% | -$29.7M | 0.43% | 60 |
|
|
2017
Q2 | $548M | Sell |
18,241,456
-428,450
| -2% | -$12.3M | 0.47% | 59 |
|
|
2017
Q1 | $504M | Sell |
18,669,906
-97,494
| -0.5% | -$2.59M | 0.46% | 59 |
|
|
2016
Q4 | $455M | Sell |
18,767,400
-17,500
| -0.1% | -$416K | 0.45% | 59 |
|
|
2016
Q3 | $444M | Sell |
18,784,900
-432,800
| -2% | -$9.65M | 0.44% | 60 |
|
|
2016
Q2 | $394M | Sell |
19,217,700
-160,800
| -0.8% | -$3.22M | 0.42% | 65 |
|
|
2016
Q1 | $405M | Buy |
19,378,500
+31,800
| +0.2% | +$590K | 0.42% | 63 |
|
|
2015
Q4 | $354M | Sell |
19,346,700
-45,000
| -0.2% | -$816K | 0.36% | 67 |
|
|
2015
Q3 | $332M | Sell |
19,391,700
-472,600
| -2% | -$8.5M | 0.37% | 65 |
|
|
2015
Q2 | $392M | Buy |
19,864,300
+36,450
| +0.2% | +$780K | 0.39% | 65 |
|
|
2015
Q1 | $450M | Buy |
19,827,850
+10,000
| +0.1% | +$238K | 0.44% | 58 |
|
|
2014
Q4 | $454M | Sell |
19,817,850
-8,100
| -0% | -$165K | 0.46% | 58 |
|
|
2014
Q3 | $383M | Hold |
19,825,950
| – | – | 0.41% | 63 |
|
|
2014
Q2 | $435M | Sell |
19,825,950
-157,200
| -0.8% | -$3.33M | 0.48% | 59 |
|
|
2014
Q1 | $416M | Sell |
19,983,150
-37,600
| -0.2% | -$707K | 0.47% | 63 |
|
|
2013
Q4 | $357M | Sell |
20,020,750
-12,300
| -0.1% | -$203K | 0.43% | 65 |
|
|
2013
Q3 | $292M | Buy |
20,033,050
+121,200
| +0.6% | +$1.79M | 0.38% | 70 |
|
|
2013
Q2 | $283M | Buy |
+19,911,850
| New | +$290M | 0.41% | 66 |
|
Other funds holding GLW
Primecap Management's GLW Position: Q2 2026 in Review
Primecap Management reduced its Corning (GLW) stake by 0.07% in Q2 2026, selling an estimated $528K and leaving 4,131,872 shares worth $1.06B. The position accounts for 0.62% of the portfolio, ranked #41.
Primecap Management first reported a position in GLW in Q2 2013 and has held it in 53 quarters since. 2,652 funds tracked by Wall St. Rank hold GLW as of Q2 2026.
- Primecap Management held 4,131,872 shares of Corning worth $1.06B as of Q2 2026.
- Primecap Management sold 2,900 Corning shares in Q2 2026, an estimated $528K.
- Corning made up 0.62% of Primecap Management's portfolio in Q2 2026, its #41 holding.
- Primecap Management first reported a position in Corning in Q2 2013 and has held it in 53 quarters since.
- 2,652 funds tracked by Wall St. Rank held Corning as of Q2 2026.
Based on Primecap Management's 13F filing for Q2 2026, filed 14 Aug 2026.