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CORNING INC (GLW)

Name: CORNING INC (GLW) — Institutional ownership, SEC filings and insider activity
Creator: Sightfile
License: https://www.sec.gov/privacy#dissemination

Institutional ownership, SEC filings and insider activity

Sector: Raw materials · SEC CIK 0000024741 · EDGAR filings · Updated 2026-07-28

CORNING INC (GLW) has reported institutional ownership of 70.8%, with 2,225 institutional managers holding positions valued at $82.6B per the latest 13F reporting period.

Institutional ownership

70.8%

Institutional managers

2,225

Reported 13F value

$82.6B

Insider activity

221 trans.

−$76.4M net selling

Filings this week (1)

2026-07-28 — Current report (8-K) filed

Every filing links to the official SEC document. Real-time filing alerts for this company are available inside the app.

Latest updates

2026-07-01 — Insider transaction reported (Form 4)
2026-07-01 — Insider transaction reported (Form 4)
2026-07-01 — Insider transaction reported (Form 4)
2026-07-01 — Insider transaction reported (Form 4)
2026-06-23 — Insider transaction reported (Form 4)
2026-06-15 — 11-K filed
2026-06-15 — 11-K filed
2026-06-09 — Insider transaction reported (Form 4)

Institutional ownership overview

According to SEC 13F filings tracked by Sightfile, CORNING INC has 2,225 institutional holders and institutional ownership of 70.8%.

#	Institution	Reported value	% of tracked total
1	BlackRock, Inc.	$9.07B	11.0%
2	VANGUARD CAPITAL MANAGEMENT LLC	$6.86B	8.3%
3	STATE STREET CORP	$4.93B	6.0%
4	VANGUARD PORTFOLIO MANAGEMENT LLC	$3.84B	4.7%
5	FMR LLC	$3.39B	4.1%
6	Capital Research Global Investors	$2.97B	3.6%
7	GEODE CAPITAL MANAGEMENT, LLC	$2.84B	3.4%
8	MORGAN STANLEY	$2.13B	2.6%
9	BANK OF AMERICA CORP /DE/	$1.97B	2.4%
10	STATE FARM MUTUAL AUTOMOBILE INSURANCE CO	$1.83B	2.2%

Full holder history and quarter-over-quarter changes are available inside the app.

Insider activity

Insiders reported 221 transactions (0 buys, 39 sells) across 27 reporting insiders, with a net reported value of −$76.4M.

Quarterly net insider value, as reported in Form 4 filings.

Fails-to-deliver

The SEC's fails-to-deliver file for 2026-06-30 reports 125 failed-to-deliver shares ($929.4K) for GLW — an official data point published by the SEC, shown as reported.

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See full history, cross-references and alerts on Sightfile

Sightfile provides information only — not investment advice, recommendations, or an assessment of any security. Data is derived from official public sources (SEC EDGAR and U.S. government agencies), may contain errors or delays, and should be verified against the source filing before relying on it.
Data sources: SEC EDGAR (filings, 13F, FTD), aggregated by Sightfile. Page updated 2026-07-28.