GLW · CUSIP 219350105
Corning, Inc.
Reported by 5 of 79 curated managers in Q2 2026, in the holdings snapshot last exported 2026-08-24.
- Managers holding
- 5
- Average portfolio weight
- 0.9%
- Combined reported value
- $731.3M
- Research group
- 79
5 of the 79 superinvestors Shameless Cloning tracks reported Corning, Inc. (GLW) in their Q2 2026 13F filings, worth $731.3M combined, at an average 0.9% of their portfolios. The largest positions by portfolio weight belong to Stephen Mandel (4.3%), Mairs & Power Funds (0.2%), Steven Check (0.1%).
Reporting managers
This is a historical 13F snapshot, not a live shareholder register. The count covers all matched managers; dashboard rankings use only those with at least 95% coverage. Reported value is measured at filing quarter-end, not at today's price.
| Manager / SEC filer | % of portfolio | Reported value |
|---|---|---|
| Stephen MandelLONE PINE CAPITAL LLC | 4.3% | $696.8M |
| Mairs & Power FundsMAIRS & POWER INC | 0.2% | $21.8M |
| Steven CheckCHECK CAPITAL MANAGEMENT INC/CA | 0.1% | $2.6M |
| Lee AinslieMAVERICK CAPITAL LTD | 0.0% | $1.2M |
| Dodge & Cox FundsDodge & Cox | 0.0% | $8.9M |