// company-profile
Owens Corning
OCExchangeNYSESectorAbrasive, Asbestos & Misc Nonmetallic Mineral ProdsInc.DEFilings390Insiders25
// api This Owens Corning insider-trading data is served live by the Form4API insider trading API. Get the same data via API.
// activity-summary
Recent insider activity is bearish. Over the last 30 days, insiders net sold $84K across 1 transaction.
// 90-day insight
Over the last 90 days, Owens Corning insiders bought $1.6M (18 transactions) and sold $441K (3 transactions).
- Most active insider: Doerfler Mari with 2 transactions totaling $357K.
- Largest single purchase: $1000K by Fister Todd W on May 1, 2026.
Activity skews bullish — buys outpace sales.
Institutional Ownership
Top 13F-HR holders of Owens Corning as of 2026-03-31
Total reported AUM
$7.42B
QoQ change
+4.3%
Reporting period
2026-03-31
#1
BlackRock, Inc.
CIK 2012383
$548.8M
5.1M shares
#2
VANGUARD CAPITAL MANAGEMENT LLC
CIK 2100119
$391.5M
3.6M shares
#3
STATE STREET CORP
CIK 93751
$334.0M
3.1M shares
Data source: SEC Form 13F-HR filings. Joined with insider activity above — see who's loading up institutionally while insiders are trading. Full 13F-HR API →
Insider Transactions
Sourced from SEC EDGAR Form 4 filings. Updated hourly.
| Date | Insider | Company | Type | Shares | Price | Value |
|---|---|---|---|---|---|---|
| May 28, 2026 | Marcon Rachel Barthelemy | OC | Sale | 700 | $120.71 | $84K |
| May 8, 2026 | Williams John David | OC | Award | 382 | $121.67 | $46K |
| May 8, 2026 | Doerfler Mari | OC | Sale | 1,926 | $120.92 | $233K |
| May 8, 2026 | Lonergan Edward F | OC | Award | 750 | $121.67 | $91K |
| May 8, 2026 | Martin Paul Edward | OC | Award | 382 | $121.67 | $46K |
45 more transactions hidden
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