MarketPeel
Insider Trading Intelligence
Pricing
…
Vice President and Controller
Mari Doerfler
Wed, Feb 4, 2026
Feb 4
bought
$195.66k
of
OC
1,473
shares @ $132.83
Increased holdings by
+30.30%
2nd largest trade (out of 16)
Cluster Buy
Trade made by an officer
Part of a cluster of 7 transactions by 7 insiders
Unscheduled trade
OC
Owens Corning
Materials
Building Materials
1D
0.00%
1W
+11.57%
1M
+26.73%
3M
+42.13%
6M
—
1Y
—
Recent insider activity at OC
May 28
Rachel Barthelemy Marcon
Sold
$84.50k
May 8
Mari Doerfler
Sold
$232.88k
Aug 12
Mari Doerfler
Sold
$65.71k
May 16
Rachel Barthelemy Marcon
Sold
$197.32k
Mar 7
W. Howard Morris
Sold
$39.25k
Feb 21
Christopher O. Ball
Sold
$349.62k
Feb 14
Jose Mendez-andino
Sold
$326.36k
Feb 11
Todd W. Fister
Sold
$1.78m
Full OC profile →
Mari Doerfler’s trading history →
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