Triodos Investment Management’s Owens Corning OC Stock Holding History

Triodos Investment Management’s Portfolio OC Stock Details OC Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q1	$16.9M	Hold	156,000	–	–	1.28%	34
2025 Q4	$17.7M	Hold	156,000	–	–	1.28%	36
2025 Q3	$22.1M	Hold	156,000	–	–	1.6%	31
2025 Q2	$21.5M	Buy	156,000 +16,000	+11%	+$2.21M	1.61%	29
2025 Q1	$20M	Hold	140,000	–	–	1.64%	29
2024 Q4	$23.8M	Buy	140,000 +16,000	+13%	+$2.99M	1.93%	25
2024 Q3	$21.9M	Hold	124,000	–	–	1.73%	30
2024 Q2	$21.5M	Sell	124,000 -17,000	-12%	-$2.94M	1.88%	26
2024 Q1	$23.5M	Hold	141,000	–	–	2.13%	22
2023 Q4	$20.9M	Sell	141,000 -13,000	-8%	-$1.72M	2.04%	22
2023 Q3	$21M	Sell	154,000 -11,000	-7%	-$1.51M	2.23%	22
2023 Q2	$21.5M	Sell	165,000 -40,000	-20%	-$4.38M	2.15%	22
2023 Q1	$19.6M	Buy	205,000 +80,000	+64%	+$7.57M	2.21%	25
2022 Q4	$10.7M	Hold	125,000	–	–	1.4%	28
2022 Q3	$9.83M	Hold	125,000	–	–	1.4%	31
2022 Q2	$9.29M	Hold	125,000	–	–	1.31%	34
2022 Q1	$11.4M	Hold	125,000	–	–	1.46%	32
2021 Q4	$11.3M	Hold	125,000	–	–	1.48%	30
2021 Q3	$10.7M	Hold	125,000	–	–	1.44%	31
2021 Q2	$12.2M	Hold	125,000	–	–	1.64%	27
2021 Q1	$11.5M	Hold	125,000	–	–	1.82%	25
2020 Q4	$9.47M	Buy	125,000 +5,000	+4%	+$364K	1.56%	27
2020 Q3	$8.26M	Hold	120,000	–	–	1.7%	23
2020 Q2	$6.69M	Buy	120,000 +11,000	+10%	+$513K	1.58%	22
2020 Q1	$4.23M	Hold	109,000	–	–	1.19%	27
2019 Q4	$7.1M	Buy	109,000 +4,000	+4%	+$256K	1.58%	23
2019 Q3	$6.64M	Hold	105,000	–	–	1.68%	21
2019 Q2	$6.11M	Hold	105,000	–	–	1.41%	23
2019 Q1	$4.95M	Hold	105,000	–	–	1%	32
2018 Q4	$4.62M	Buy	105,000 +25,000	+31%	+$1.21M	0.99%	33
2018 Q3	$4.34M	Buy	80,000 +14,000	+21%	+$843K	0.75%	41
2018 Q2	$4.18M	Buy	+66,000	New	+$4.56M	0.78%	42

Other funds holding OC

BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return

VPM

Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM

VCM

Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM

State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return

Dimensional Fund Advisors Austin, Texas $481B AUM 30.42% 1-Year Est. Return

AQR Capital Management Greenwich, Connecticut $218B AUM 29.41% 1-Year Est. Return

UBS AM Chicago, Illinois $481B AUM 26.39% 1-Year Est. Return

First Trust Advisors Wheaton, Illinois $140B AUM 27.84% 1-Year Est. Return

DSA

Davis Selected Advisers Tucson, Arizona $21.8B AUM 23.45% 1-Year Est. Return

American Century Companies Kansas City, Missouri $194B AUM 35% 1-Year Est. Return

Triodos Investment Management's OC Position: Q1 2026 in Review

Triodos Investment Management held its Owens Corning (OC) position steady in Q1 2026 at 156,000 shares worth $16.9M. The position accounts for 1.28% of the portfolio, ranked #34.

Triodos Investment Management first reported a position in OC in Q2 2018 and has held it in 32 quarters since. The position peaked at $23.8M in Q4 2024. 629 funds tracked by Wall St. Rank hold OC as of Q1 2026.

Triodos Investment Management held 156,000 shares of Owens Corning worth $16.9M as of Q1 2026.
Triodos Investment Management left its Owens Corning share count unchanged in Q1 2026.
Owens Corning made up 1.28% of Triodos Investment Management's portfolio in Q1 2026, its #34 holding.
Triodos Investment Management first reported a position in Owens Corning in Q2 2018 and has held it in 32 quarters since.
Triodos Investment Management's Owens Corning position peaked at $23.8M in Q4 2024.
629 funds tracked by Wall St. Rank held Owens Corning as of Q1 2026.

Based on Triodos Investment Management's 13F filing for Q1 2026, filed 7 May 2026.