CORE NATURAL RESOURCES INC (CEIX) Institutional Ownership Changes & 13F Activity

CORE NATURAL RESOURCES INC (CEIX). Institutional ownership data tracks hedge funds, asset managers, and other institutional investors based on recent SEC Form 13F filings (Q1 2026). This page analyzes institutional buying and selling activity, new holdings, and sold-out positions in the latest reporting period. Notable filers include Fmr Llc, Flat Footed Llc, Adage Capital Partners Gp, L.L.C., American Century Companies Inc, and Fil Ltd.

InstitutionTypeChange in sharesChange Position %SharesReported stock balancePortfolio quarterFiling date
Algert Global LlcSell-13,580-23.0%45,460$4.76MQ1 2026Aug 11, 2026
Wealth High Governance Asset Management Ltda.Buy+77,929—77,929$8.16MQ1 2026Jul 09, 2026
Wells Fargo & Company/MnSell-39,651-60.2%26,261$2.75MQ1 2026Jul 08, 2026
Wealth High Governance Capital LtdaBuy+42,071—42,071$4.41MQ1 2026Jun 18, 2026
Bank Of America CorpSell-95,437-23.9%303,517$31.79MQ1 2026May 18, 2026
Arkadios Wealth AdvisorsBuy+1,961—1,961$205.43KQ1 2026May 18, 2026
Fmr LlcSell-2,827,487-41.1%4,045,765$423.71MQ1 2026May 15, 2026
Flat Footed LlcSell-1,342,146-96.8%44,965$4.71MQ1 2026May 15, 2026
Adage Capital Partners Gp, L.L.C.Sell-575,000-59.0%400,000$41.89MQ1 2026May 15, 2026
American Century Companies IncSell-527,784-50.4%519,033$54.36MQ1 2026May 15, 2026
Fil LtdBuy+472,869—472,869$49.52MQ1 2026May 15, 2026
Merewether Investment Management, LpBuy+387,234+114.1%726,634$76.10MQ1 2026May 15, 2026
Encompass Capital Advisors LlcBuy+275,000+122.2%500,000$52.37MQ1 2026May 15, 2026
State Street CorpBuy+269,882+7.3%3,977,324$416.55MQ1 2026May 15, 2026
Greenlight CapitalSell-242,340-11.5%1,858,140$194.60MQ1 2026May 15, 2026
Wellington Management Group LlpBuy+191,091+147.0%321,051$33.62MQ1 2026May 15, 2026
Scopus Asset Management, L.P.Buy+184,000+102.2%364,000$38.12MQ1 2026May 15, 2026
Price T Rowe Associates IncBuy+163,257+331.9%212,442$22.25MQ1 2026May 15, 2026
Millennium Management LlcSell-137,864-23.5%448,558$46.98MQ1 2026May 15, 2026
Yaupon Capital Management LpBuy+113,192—113,192$11.85MQ1 2026May 15, 2026
Portolan Capital Management, LlcBuy+106,794+82.0%237,036$24.82MQ1 2026May 15, 2026
Qube Research & Technologies LtdBuy+97,677—97,677$10.23MQ1 2026May 15, 2026
Squarepoint Ops LlcBuy+95,007—95,007$9.95MQ1 2026May 15, 2026
Oberweis Asset Management Inc/Buy+91,400+51.2%269,800$28.26MQ1 2026May 15, 2026
Energy Income Partners, LlcBuy+91,100+68.9%223,354$23.39MQ1 2026May 15, 2026
Dayah Capital LlcSell-89,187-100.0%0$0.00Q1 2026May 15, 2026
Point72 Asset Management, L.P.Sell-85,266-26.9%231,721$24.27MQ1 2026May 15, 2026
Pdt Partners, LlcBuy+76,139+137.4%131,547$13.78MQ1 2026May 15, 2026
Geode Capital Management, LlcBuy+72,401+6.0%1,276,540$133.72MQ1 2026May 15, 2026
Woodline Partners LpBuy+67,650+80.1%152,145$15.93MQ1 2026May 15, 2026
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Frequently asked questions about CEIX activity

  • Which institutional owners are buying CEIX?

    Institutional owners buying CEIX include investors who have either initiated new positions or increased their existing holdings based on recent SEC 13F filings. The activity table above highlights which funds added shares in the latest reporting periods and how their positions changed over time.

  • What does "buy" mean in CEIX activity?

    "Buy" means an investor increased their reported position in CEIX compared to the prior reporting period. This reflects growing exposure to CORE NATURAL RESOURCES INC (CEIX) rather than necessarily a brand-new position (though new positions also appear as buys when prior quantity was zero).

  • Is institutional interest in CEIX increasing?

    Institutional interest in CEIX can be assessed by comparing the number of tracked funds adding or increasing positions versus those trimming or exiting across the periods shown. A higher number of additions typically signals increasing participation among large filers, but it should be read alongside position sizes and the full table.