Ranked by reported Q1 2026 13F market value
Share of total reported institutional value in GLW held by the largest 10 / 25 filers.
| # | Institution | Shares Held | Market Value | QoQ Change | Ownership % | % of Fund |
|---|---|---|---|---|---|---|
| 1 | BlackRock, Inc. | 66.7M | $9.07B | +4.9% | 7.766% | 0.16% |
| 2 | VANGUARD CAPITAL MANAGEMENT LLC | 50.5M | $6.86B | β | 5.874% | 0.17% |
| 3 | STATE STREET CORP | 36.3M | $4.93B | -1.4% | 4.222% | 0.17% |
| 4 | VANGUARD PORTFOLIO MANAGEMENT LLC | 28.3M | $3.84B | β | 3.291% | 0.20% |
| 5 | FMR LLC | 24.9M | $3.39B | +72.4% | 2.900% | 0.18% |
| 6 | Capital Research Global Investors | 21.8M | $2.97B | +29.3% | 2.543% | 0.46% |
| 7 | GEODE CAPITAL MANAGEMENT, LLC | 21.0M | $2.84B | +2.7% | 2.441% | 0.18% |
| 8 | MORGAN STANLEY | 15.7M | $2.13B | +3.0% | 1.824% | 0.13% |
| 9 | BANK OF AMERICA CORP /DE/ | 14.5M | $1.97B | -16.6% | 1.688% | 0.14% |
| 10 | STATE FARM MUTUAL AUTOMOBILE INSURANCE CO | 13.4M | $1.83B | -3.6% | 1.563% | 1.44% |
| 11 | WELLINGTON MANAGEMENT GROUP LLP | 8.7M | $1.19B | -30.6% | 1.016% | 0.22% |
| 12 | NORTHERN TRUST CORP | 8.7M | $1.18B | -5.0% | 1.013% | 0.16% |
| 13 | GOLDMAN SACHS GROUP INC | 8.0M | $1.09B | +37.6% | 0.934% | 0.13% |
| 14 | WCM INVESTMENT MANAGEMENT, LLC | 8.1M | $1.04B | -1.4% | 0.944% | 2.38% |
| 15 | AMERIPRISE FINANCIAL INC | 6.9M | $957.0M | -30.3% | 0.809% | 0.22% |
| 16 | SUSQUEHANNA INTERNATIONAL GROUP, LLP | 6.5M | $886.7M | +66.7% | 0.759% | 0.10% |
| 17 | Bank of New York Mellon Corp | 6.2M | $840.0M | -8.7% | 0.719% | 0.15% |
| 18 | UBS ASSET MANAGEMENT AMERICAS INC | 5.5M | $752.2M | +8.2% | 0.644% | 0.16% |
| 19 | UBS Group AG | 5.2M | $706.5M | +3.4% | 0.605% | 0.11% |
| 20 | DEUTSCHE BANK AG\ | 5.0M | $682.3M | +141.2% | 0.584% | 0.23% |
| 21 | CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 5.0M | $680.8M | +0.9% | 0.583% | 0.10% |
| 22 | Legal & General Group Plc | 4.9M | $664.4M | -3.9% | 0.569% | 0.15% |
| 23 | CITADEL ADVISORS LLC | 4.8M | $654.4M | +25.0% | 0.560% | 0.30% |
| 24 | VANGUARD FIDUCIARY TRUST CO | 4.4M | $596.7M | β | 0.511% | 0.15% |
| 25 | Invesco Ltd. | 4.4M | $593.5M | -15.6% | 0.508% | 0.09% |
denotes a marquee investor (Buffett, Burry, ARK, Tiger Global, Pershing Square, Baupost and other widely-followed managers). β% of Fundβ shows how much of that investorβs total 13F portfolio is invested in GLW β a direct measure of their conviction.
Filings activity in GLW during Q1 2026, grouped by how each filer changed its position.
Institutions that opened a new GLW position in Q1 2026
Institutions that fully closed their GLW position in Q1 2026
8 quarters of 13F filings Β· Ξ columns show change vs prior quarter
| Quarter | Inst. Holders | Ξ Holders | Ownership % | Ξ Ownership | Total 13F Value | Ξ Value |
|---|---|---|---|---|---|---|
| Q1 2026 | 2,190 | +18% | 51.70% | +16.80 pp | $79.58B | +48% |
| Q4 2025 | 1,853 | +9.3% | 34.90% | +2.23 pp | $53.72B | +6.8% |
| Q3 2025 | 1,695 | +13% | 32.67% | +12.12 pp | $50.29B | +59% |
| Q2 2025 | 1,503 | +5.7% | 20.55% | +3.07 pp | $31.64B | +18% |
| Q1 2025 | 1,422 | 0.1% | 17.48% | 0.03 pp | $26.91B | 0.2% |
| Q4 2024 | 1,424 | +7.9% | 17.51% | 21.62 pp | $26.96B | 55% |
| Q3 2024 | 1,320 | +6.7% | 39.13% | +9.92 pp | $60.24B | +34% |
| Q2 2024 | 1,237 | β | 29.21% | β | $44.97B | β |
Source: SEC 13F institutional filings. Ownership % requires market cap data and will show once linked. Ξ columns compare to the immediately prior filed quarter.
Quick answers to the most common questions about buying GLW stock.
Based on Q1 2026 13F filings, institutional ownership of Corning Incorporated stands at 51.7%, held across 2,190 reporting institutions.
BlackRock, Inc. is the largest reported institutional holder of GLW, with approximately 66,710,492 shares worth $9.07B as of Q1 2026.
Yes β 2 widely-followed marquee investors appear among the top 25 institutional holders of GLW, including SUSQUEHANNA INTERNATIONAL GROUP, LLP, CITADEL ADVISORS LLC.
Our composite Smart Money Score for GLW is 81 out of 100 (Strong Smart Money). It combines net institutional buying activity, ownership shift, marquee investor presence, and holder-count growth.
503 institutions opened new positions in GLW during Q1 2026, while 166 fully exited. 1,526 added to existing positions and 156 trimmed.
GLW institutional ownership rose by 16.80 percentage points quarter-over-quarter, with a net change of +337 holders.
The top 10 institutions account for 50.1% of all reported 13F value in GLW, and the top 25 account for 65.8%.
All data is sourced from SEC Form 13F filings, which institutional investment managers with at least $100M in assets are required to file each quarter. We process every 13F filing from EDGAR and recompute the aggregates after each cycle. Insider transactions are sourced from Form 4 filings.
Corning Incorporated (GLW) Institutional Ownership