Orion S.A. (OEC) Institutional Ownership

Institutions by Trading Activity

54,827,586Shares Outstanding

0Shares held by institutions

$0Value of institutional holdings

0.04%Institutional ownership %

1,513.70%Shares Changed QoQ

5No. of institutional investors

A total of 5 institutions have reported a stake in Orion S.A. (NYSE:OEC) as of December 2025, according to recent 13F filings with the SEC.

The collective stake of institutional investors in Orion moved to 0.0% in December 2025, a shift down from the 95.4% reported for September 2025.
Institutional share ownership changed by 1513.70% QoQ, while the number of institutional owners saw a decrease of 97.30% YoY.
The latest 13F cycle for Orion reveals that of 5 total investors, 5 funds grew their exposure, whereas 0 reduced theirs and 0 made no changes.
Collectively, institutional investors increased their stake in Orion to 21.56K shares as of December 2025, a change that is up by 20.22K shares quarter on quarter and down 54.21Mn shares year over year.
As of December 31, 2025, SG Americas Securities, LLC held Orion's largest shareholding position with over 17.31K shares, representing 0.03% of total outstanding shares.
Among the most significant buyers of Orion during December 2025 were SG Americas Securities, LLC (17.31K), Versant Capital Management, Inc (1.87K), GAMMA Investing LLC (953), MassMutual Private Wealth & Trust, FSB (65), True Wealth Design, LLC (24).
The top 5 institutional holders of Orion for the quarter ending December 2025 included SG Americas Securities, LLC (17.31K), Versant Capital Management, Inc (2.88K), GAMMA Investing LLC (1.14K), True Wealth Design, LLC (157), MassMutual Private Wealth & Trust, FSB (65).

0 Total Shares Held

Rows:

Owner Name	Date	Shares Held	Change (QoQ)	Change (%)	Value (USD)
PZENA INVESTMENT MANAGEMENT LLC	30 Sep, 2025	4,694,825	117,628	2.57%	$35,586,774.00
BlackRock, Inc.	30 Sep, 2025	4,251,079	-6,264	-0.15%	$32,223,179.00
Divisar Capital Management LLC	30 Sep, 2025	2,450,414	241,160	10.92%	$18,574,138.00
BROWN ADVISORY INC	30 Sep, 2025	2,449,542	-21,601	-0.87%	$18,567,530.00
Harvey Partners, LLC	30 Sep, 2025	2,424,995	0	0.00%	$18,381,462.00
DIMENSIONAL FUND ADVISORS LP	30 Sep, 2025	2,350,415	7,045	0.30%	$17,815,725.00
AMERICAN CENTURY COMPANIES INC	30 Sep, 2025	2,138,131	137,890	6.89%	$16,207,033.00
VANGUARD GROUP INC	30 Sep, 2025	1,894,290	213,339	12.69%	$14,358,719.00
D. E. Shaw & Co., Inc.	30 Sep, 2025	1,879,308	340,056	22.09%	$14,245,155.00
Invesco Ltd.	30 Sep, 2025	1,800,067	-5,860	-0.32%	$13,644,508.00
STATE STREET CORP	30 Sep, 2025	1,359,897	6,621	0.49%	$10,331,850.00
GEODE CAPITAL MANAGEMENT, LLC	30 Sep, 2025	1,339,561	21,339	1.62%	$10,154,883.00
Medina Value Partners, LLC	30 Sep, 2025	1,238,058	879,479	245.27%	$9,384,480.00
CHARLES SCHWAB INVESTMENT MANAGEMENT INC	30 Sep, 2025	1,168,445	77,758	7.13%	$8,856,813.00
Walnut Level Capital LLC	30 Sep, 2025	896,031	-832,798	-48.17%	$6,791,915.00
Minneapolis Portfolio Management Group, LLC	30 Sep, 2025	865,193	-1,087,282	-55.69%	$6,558,163.00
Inherent Management Corp.	30 Sep, 2025	851,511	-5,250	-0.61%	$6,454,453.00
FMR LLC	30 Sep, 2025	767,123	-205,473	-21.13%	$5,814,794.00
JPMORGAN CHASE & CO	30 Sep, 2025	717,902	130,959	22.31%	$5,441,697.00
Invenomic Capital Management LP	30 Sep, 2025	635,158	85,800	15.62%	$4,814,498.00

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