GLW — CORNING INC /NY
Price · 2024-08-26 → 2026-08-21
499 daily closes shownAnonymous view is capped at two years of history. A free account extends it to five, and Pro opens the whole archive back to 2016-01-04.
Performance
Technicals
Dividends
Measured signals that fired on GLW
| date | signal | measured base rate |
|---|---|---|
| 2026-08-05 | Fair value gap, bullish structure | -0.67% over 21 days · t = -6.43 · n = 111,973 statistically distinguishable from its control group |
| 2026-07-31 | Fair value gap, bullish structure | -0.67% over 21 days · t = -6.43 · n = 111,973 statistically distinguishable from its control group |
| 2026-07-17 | Equal lows taken out structure | -0.64% over 21 days · t = -4.75 · n = 55,661 statistically distinguishable from its control group |
| 2026-07-02 | Fair value gap, bearish structure | -0.45% over 21 days · t = -3.29 · n = 108,591 statistically distinguishable from its control group |
| 2026-06-22 | Equal highs taken out structure | -0.70% over 21 days · t = -8.28 · n = 68,636 statistically distinguishable from its control group |
| 2026-06-03 | Fair value gap, bullish structure | -0.67% over 21 days · t = -6.43 · n = 111,973 statistically distinguishable from its control group |
Excess return against a matched control group, on a point-in-time universe that includes delisted companies. Most families do not survive that. How the measurement works →
Insider transactions (Form 4)
| date | insider | what | shares | price | value |
|---|---|---|---|---|---|
| 2026-06-22 | Gullo Michelle L Senior Vice President & CHRO | Shares withheld for tax | 18.4K | 209.83 | 3.9M |
| 2026-06-09 | WEEKS WENDELL P Chairman, CEO and President | Open-market sale | 100.0K | 186.46 | 18.6M |
| 2026-06-09 | WEEKS WENDELL P Chairman, CEO and President | Option exercise | 100.0K | 27.03 | 2.7M |
| 2026-05-22 | Amin Jaymin SVP and Chief Tech. Officer | Open-market sale | 27.4K | 192.14 | 5.3M |
| 2026-05-22 | Amin Jaymin SVP and Chief Tech. Officer | Option exercise | 7.9K | 27.00 | 213.8K |
| 2026-05-15 | Nelson Avery H III Executive Vice President & COO | Open-market sale | 20.0K | 195.93 | 3.9M |
| 2026-05-14 | Fang Li SVP, Corning Intl & NBD, Solar | Option exercise | 8.7K | 19.65 | 171.4K |
| 2026-05-13 | Verkleeren Ronald L SVP Emerging Innovations Group | Open-market sale | 10.0K | 207.77 | 2.1M |
| 2026-05-13 | Becker Stefan SVP, Finance & Corp Controller | Gift | 126 | 0.00 | 0 |
| 2026-05-11 | Seetharam Soumya Senior Vice President & CDIO | Open-market sale | 20.0K | 206.23 | 4.1M |
Open-market purchases (code P) are the informative ones. Grants, option exercises and tax withholding are compensation mechanics, not decisions. How to read a Form 4 →
Largest institutional holders
| manager | value | shares |
|---|---|---|
| BlackRock, Inc. | 9.1B | 66.7M |
| VANGUARD CAPITAL MANAGEMENT LLC | 6.9B | 50.5M |
| STATE STREET CORP | 4.9B | 36.3M |
| VANGUARD PORTFOLIO MANAGEMENT LLC | 3.8B | 28.3M |
| FMR LLC | 3.4B | 24.9M |
| Capital Research Global Investors | 3.0B | 21.8M |
| GEODE CAPITAL MANAGEMENT, LLC | 2.8B | 21.0M |
| MORGAN STANLEY | 2.1B | 15.7M |
| BANK OF AMERICA CORP /DE/ | 2.0B | 14.5M |
| STATE FARM MUTUAL AUTOMOBILE INSURANCE CO | 1.8B | 13.4M |
13F positions as of 2026-03-31, filed up to 45 days after quarter end. Long-only US equity — shorts and derivatives never appear. What 13F does and does not show →
Short selling
This is off-exchange short volume, not short interest: it is flow, not position, and 40–50% is normal because market makers short to fill your buy. Why that number misleads →
Recent headlines
- 10 Information Technology Stocks Whale Activity In Today’s Session · 2026-08-20 · benzinga
- Corning stock slides after strong quarter as AI optics story meets valuation worries - Ad-hoc-news.de · 2026-08-19 · AD HOC NEWS
- Nasdaq Drops, Chip Stocks Crater As Bond Yields Bite: Stock Market Today · 2026-08-18 · benzinga
- Why is Corning stock sliding today? · 2026-08-18
- SanDisk Rips 10%, Micron Rises 6% as AI Memory Frenzy Builds: Stock Market Today · 2026-08-17 · benzinga
- David Tepper's Latest AI Bet Is CoreWeave · 2026-08-17 · benzinga
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