← every name covered
S&P 500

GLW

Corning Incorporated

latest move
-13.70%
2026-09-14
24 sessions · 2026-06-29 → 2026-09-14 · avg 16.24% · largest 31.62%

Corning Incorporated is a global materials science leader specializing in specialty glass, ceramics, and advanced optical physics.

Price history

stitched from the price window carried by each report

Every session it moved

newest first
2026-09-14Neutral
-13.70%24 hours change

Corning stock dropped following a $2B at-the-market equity offering and concerns over a potential slowdown in AI model development.

read the report →
2026-09-11Bullish
+13.97%weekly change

Corning announced a multi-billion dollar optical fiber supply agreement with Verizon through 2032 to support AI and broadband.

read the report →
2026-09-10Bullish
+13.18%weekly change

Corning surged after signing a multi-billion-dollar deal to supply Verizon with over 80 million miles of optical fiber through 2032.

read the report →
2026-09-09Bullish
+15.73%weekly change

Corning surged following a multi-billion-dollar Verizon fiber deal, an analyst upgrade, and strong conference management remarks.

read the report →
2026-09-08Bullish
+7.56%24 hours change

Corning announced a multi-year, multi-billion-dollar fiber optic supply agreement with Verizon to support AI infrastructure expansion.

read the report →
2026-08-24Bullish
-15.97%weekly change

GLW fell due to Q3 guidance missing expectations, Apple canceling its all-glass iPhone project, analyst downgrades, and sector contagion.

read the report →
2026-08-18Bullish
-7.68%24 hours change

Corning fell after Apple canceled an all-glass iPhone model, optical peers faced sector sell-offs, and Q3 guidance missed estimates.

read the report →
2026-08-07Bullish
+19.84%weekly change

The stock surged following a Wall Street upgrade, proposed FCC bans on Chinese optical hardware, and new U.S. tariffs on polysilicon.

read the report →
2026-08-05Bullish
+26.32%weekly change

The stock surged due to Q2 earnings relief, a Truist rating upgrade, and reports of a proposed FCC ban on Chinese optical hardware.

read the report →
2026-08-04Bullish
+26.89%weekly change

The stock surged following news of a potential U.S. ban on Chinese data center hardware and an upgrade to Buy by Truist Securities.

read the report →
2026-07-28Bullish
-12.10%24 hours change

Shares fell due to soft Q3 revenue guidance missing consensus estimates, despite Q2 core revenue and EPS exceeding expectations.

read the report →
2026-07-22Neutral
-11.67%weekly change

Corning dropped due to tempered carrier spending guidance, massive insider share sales, and institutional pre-earnings de-risking.

read the report →
2026-07-21Neutral
-13.45%weekly change

Shares dropped due to a sector-wide AI trade unwind, earnings jitters over telecom capex, and heavy insider selling.

read the report →
2026-07-20Bullish
-16.39%weekly change

The stock dropped due to analyst downgrades, valuation concerns, a broader AI sector unwind, and executive insider selling.

read the report →
2026-07-17Bullish
-19.01%weekly change

The stock fell due to analyst downgrades, insider selling, exhaustion of passive index flows, and a sector-wide AI rotation.

read the report →
2026-07-16Bullish
-9.19%24 hours change

Shares dropped after J.P. Morgan placed the stock on Negative Catalyst Watch due to valuation risks and executive insider selling.

read the report →
2026-07-15Bullish
-7.05%24 hours change

The stock fell due to tech sector de-risking, slowing carrier capex, display inventory concerns, and heavy executive insider selling.

read the report →
2026-07-09Bullish
-12.80%weekly change

The stock fell due to post-index reconstitution unwinding, aggressive executive insider selling, and stretched valuation multiples.

read the report →
2026-07-08Neutral
-27.95%weekly change

The stock dropped 27.95% due to extreme valuation fatigue, index rebalancing unwinding, massive insider stock sales, and analyst downgrades.

read the report →
2026-07-07Bullish
-27.50%weekly change

Passive index buying ended post-FTSE Russell rebalancing, triggering a mechanical selloff worsened by $54.1M in insider selling.

read the report →
2026-07-02Bullish
-10.81%24 hours change

The stock dropped due to a mechanical momentum unwind, profit-taking following index rebalancing, and executive insider selling.

read the report →
2026-07-01Bullish
-13.62%24 hours change

The stock fell due to post-index rebalancing unwinds, AI hardware sector de-risking, heavy insider selling, and valuation compression.

read the report →
2026-06-30Bullish
+31.62%weekly change

The stock surged following a major optical fiber deal with Amazon, NVIDIA prepayment clarity, and bullish analyst upgrades.

read the report →
2026-06-29Neutral
+15.67%24 hours change

The stock surged after being moved from value to growth indices during the annual FTSE Russell Index Reconstitution.

read the report →