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Institutional Ownership · SEC Form 13F

Who owns LEU (LEU)


Which tracked institutional funds hold LEU, how they are positioned, and who is buying versus exiting — from SEC Form 13F-HR filings. See LEU company fundamentals →

Ownership as of the 2026-Q1 13F filings. 13F is disclosed up to 45 days after quarter-end, so the most recent quarter fills in over the following weeks.

395
Institutional holders
13,818,094
Shares held (tracked funds)

How the tape is positioned

The tracked-fund tape on LEU is one-sided between 2025-Q4 and 2026-Q1: 48 added or opened and 163 trimmed or exited — on balance reducing.

A prompt to read the filings, not a verdict. 13F is a quarter-end snapshot disclosed up to 45 days late; a fund adds or exits for mandate, benchmark, and timing reasons that have nothing to do with a view on the stock. This is a starting question, not a signal to trade.

Conviction spread

LEU’s largest tracked holder by dollar value, BlackRock, Inc., sizes it at 0.0% of its own reported 13F book, while the median holder sizes it at 0.0% of theirs — a 0.0pp gap the other way — the median holder sizes LEU more heavily than its largest holder by dollar value does.

Book-share is each fund’s reported value in LEU divided by its whole reported 13F book, so it is comparable across funds of different sizes and is unaffected by stock splits. A higher share means a fund has committed more of its book to the name — a starting question about conviction, not a verdict or a signal to trade.

Institutional & insider positioning

Between 2025-Q4 and 2026-Q1, across 395 tracked filers holding LEU, 238 increased or opened the position and 210 reduced or closed it; over the same quarter, there were no open-market insider Form 4s.

This fuses two public signals for the same quarter — how tracked institutions changed their positions and whether insiders bought or sold in the open market. It describes what was filed; it is a starting question, not a verdict or a signal to trade.

New buyers & exits

Funds opening or closing a position in LEU between the 2025-Q4 and 2026-Q1 13F filings, and the largest changes among funds holding it in both. New buyers and exits are counted on fund presence (split-invariant); adds and trims are measured on reported value.

New buyers 24

  • VANGUARD CAPITAL MANAGEMENT LLC$139M
  • VANGUARD PORTFOLIO MANAGEMENT LLC$39M
  • VANGUARD FIDUCIARY TRUST CO$22M
  • RPG Investment Advisory, LLC$9M
  • Atlas Wealth LLC$7M
  • Trask Adam Roland$7M

Full exits 36

  • VANGUARD GROUP INC$258M
  • Artisan Partners Limited Partnership$18M
  • TUDOR INVESTMENT CORP ET AL$17M
  • MARSICO CAPITAL MANAGEMENT LLC$13M
  • Qube Research & Technologies Ltd$13M
  • PRINCIPAL FINANCIAL GROUP INC$11M

Largest adds

  • RENAISSANCE TECHNOLOGIES LLC$16M
  • TWO SIGMA INVESTMENTS, LP$16M
  • STATE STREET CORP$11M
  • BALYASNY ASSET MANAGEMENT L.P.$8M
  • VOYA INVESTMENT MANAGEMENT LLC$7M
  • SG Americas Securities, LLC$6M

Largest trims

  • D. E. Shaw & Co., Inc.$142M
  • BlackRock, Inc.$98M
  • AMERICAN CENTURY COMPANIES INC$92M
  • PRICE T ROWE ASSOCIATES INC /MD/$61M
  • Driehaus Capital Management LLC$51M
  • Bank of New York Mellon Corp$49M

Institutional holders

One row per tracked fund, largest reported value first. “% of value” is the fund’s share of this security’s tracked institutional value — not of shares outstanding. Rows marked stale are from an earlier filing than the security’s latest quarter — that fund is absent from the newest snapshot (position exited, or reported under a different name).

FundSharesReported value% of valueQuarter
BlackRock, Inc. added1,488,061$258M9.4%2026-Q1
STATE STREET CORP added1,403,652$244M8.9%2026-Q1
MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd. added1,240,980$215M7.9%2026-Q1
VAN ECK ASSOCIATES CORP added1,210,001$210M7.7%2026-Q1
VANGUARD CAPITAL MANAGEMENT LLC new802,687$139M5.1%2026-Q1
GEODE CAPITAL MANAGEMENT, LLC added429,185$75M2.7%2026-Q1
Bank of New York Mellon Corp trimmed380,960$66M2.4%2026-Q1
DIMENSIONAL FUND ADVISORS LP added358,347$62M2.3%2026-Q1
D. E. Shaw & Co., Inc. trimmed275,396$48M1.7%2026-Q1
UBS Group AG trimmed266,797$46M1.7%2026-Q1
AMERICAN CENTURY COMPANIES INC trimmed229,374$40M1.5%2026-Q1
VANGUARD PORTFOLIO MANAGEMENT LLC new227,313$39M1.4%2026-Q1
REAVES W H & CO INC added211,918$37M1.3%2026-Q1
Goehring & Rozencwajg Associates, LLC added202,058$35M1.3%2026-Q1
PRICE T ROWE ASSOCIATES INC /MD/ trimmed167,195$29M1.1%2026-Q1
NORTHERN TRUST CORP added161,136$28M1.0%2026-Q1
RENAISSANCE TECHNOLOGIES LLC added160,542$28M1.0%2026-Q1
MORGAN STANLEY trimmed156,937$27M1.0%2026-Q1
Sara-Bay Financial trimmed153,943$27M1.0%2026-Q1
CHARLES SCHWAB INVESTMENT MANAGEMENT INC added150,620$26M1.0%2026-Q1
TWO SIGMA INVESTMENTS, LP added134,774$23M0.9%2026-Q1
VANGUARD FIDUCIARY TRUST CO new127,171$22M0.8%2026-Q1
BNP PARIBAS FINANCIAL MARKETS added125,302$22M0.8%2026-Q1
SUSQUEHANNA INTERNATIONAL GROUP, LLP trimmed124,248$22M0.8%2026-Q1
TB Alternative Assets Ltd. added109,860$19M0.7%2026-Q1
GOLDMAN SACHS GROUP INC trimmed106,825$19M0.7%2026-Q1
JANE STREET GROUP, LLC trimmed103,723$18M0.7%2026-Q1
Squarepoint Ops LLC trimmed91,336$16M0.6%2026-Q1
Granahan Investment Management, LLC added89,690$16M0.6%2026-Q1
AMERIPRISE FINANCIAL INC added89,532$16M0.6%2026-Q1
BANK OF AMERICA CORP /DE/ added88,575$15M0.6%2026-Q1
VOYA INVESTMENT MANAGEMENT LLC added79,010$14M0.5%2026-Q1
CITADEL ADVISORS LLC trimmed78,751$14M0.5%2026-Q1
Man Group plc trimmed65,135$11M0.4%2026-Q1
Rockefeller Capital Management L.P. added64,509$11M0.4%2026-Q1
LPL Financial LLC added63,567$11M0.4%2026-Q1
Daiwa Securities Group Inc.63,142$11M0.4%2026-Q1
FMR LLC trimmed60,768$11M0.4%2026-Q1
HRT FINANCIAL LP added60,121$10M0.4%2026-Q1
EXCHANGE TRADED CONCEPTS, LLC added59,457$10M0.4%2026-Q1
BNP PARIBAS ASSET MANAGEMENT Holding S.A. added59,160$10M0.4%2026-Q1
WELLS FARGO & COMPANY/MN added52,338$9M0.3%2026-Q1
RPG Investment Advisory, LLC new50,460$9M0.3%2026-Q1
Driehaus Capital Management LLC trimmed47,960$8M0.3%2026-Q1
Nuveen, LLC trimmed46,738$8M0.3%2026-Q1
BALYASNY ASSET MANAGEMENT L.P. added46,421$8M0.3%2026-Q1
Atlas Wealth LLC new25,207$7M0.3%2026-Q1
SG Americas Securities, LLC added42,521$7M0.3%2026-Q1
Trask Adam Roland new41,330$7M0.3%2026-Q1
Rheos Capital Works Inc.40,000$7M0.3%2026-Q1
RAYMOND JAMES FINANCIAL INC added39,369$7M0.2%2026-Q1
Mirae Asset Global Investments Co., Ltd. added39,195$7M0.2%2026-Q1
UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC added38,802$7M0.2%2026-Q1
MARSHALL WACE, LLP added37,958$7M0.2%2026-Q1
STIFEL FINANCIAL CORP trimmed37,067$6M0.2%2026-Q1
MYDA Advisors LLC added35,000$6M0.2%2026-Q1
Swiss National Bank34,480$6M0.2%2026-Q1
BARCLAYS PLC trimmed33,754$6M0.2%2026-Q1
Allianz SE added30,924$5M0.2%2026-Q1
Quadrature Capital Ltd added29,501$5M0.2%2026-Q1
CITIGROUP INC added28,508$5M0.2%2026-Q1
ALLIANCEBERNSTEIN L.P. added20,286$5M0.2%2026-Q1
JPMORGAN CHASE & CO trimmed28,266$5M0.2%2026-Q1
Gotham Asset Management, LLC trimmed27,288$5M0.2%2026-Q1
Marex Group plc added27,168$5M0.2%2026-Q1
CloudAlpha Capital Management Limited/Hong Kong trimmed27,136$5M0.2%2026-Q1
AlphaStar Capital Management, LLC added27,078$5M0.2%2026-Q1
COHEN & STEERS, INC. added26,692$5M0.2%2026-Q1
Walleye Capital LLC trimmed24,477$4M0.2%2026-Q1
Baird Financial Group, Inc. added24,100$4M0.2%2026-Q1
WIM INVESTMENT MANAGEMENT Ltd added23,850$4M0.2%2026-Q1
Pier Capital, LLC added23,727$4M0.2%2026-Q1
Aquatic Capital Management LLC added23,619$4M0.1%2026-Q1
VANGUARD GROUP INC trimmed1,062,784$258M9.4%2025-Q4 stale
Anatole Investment Management Ltd added162,000$50M1.8%2025-Q3 stale
TWO SIGMA ADVISERS, LP added129,900$24M0.9%2025-Q2 stale
Artisan Partners Limited Partnership trimmed75,179$18M0.7%2025-Q4 stale
TUDOR INVESTMENT CORP ET AL added69,208$17M0.6%2025-Q4 stale
Yong Rong (HK) Asset Management Ltd trimmed255,400$16M0.6%2025-Q1 stale
SOROS FUND MANAGEMENT LLC added233,305$15M0.5%2025-Q1 stale
WCM INVESTMENT MANAGEMENT, LLC new45,447$14M0.5%2025-Q3 stale
MARSICO CAPITAL MANAGEMENT LLC added55,057$13M0.5%2025-Q4 stale
Qube Research & Technologies Ltd added53,420$13M0.5%2025-Q4 stale
PRINCIPAL FINANCIAL GROUP INC added46,380$11M0.4%2025-Q4 stale
Boundary Creek Advisors LP trimmed173,786$11M0.4%2025-Q1 stale
MILLENNIUM MANAGEMENT LLC added39,973$10M0.4%2025-Q4 stale
NOMURA HOLDINGS INC trimmed38,612$9M0.3%2025-Q4 stale
HEARTLAND ADVISORS INC trimmed27,500$9M0.3%2025-Q3 stale
Freestone Grove Partners LP new26,776$7M0.2%2025-Q4 stale
ARROWSTREET CAPITAL, LIMITED PARTNERSHIP added26,477$6M0.2%2025-Q4 stale
Trexquant Investment LP new26,358$6M0.2%2025-Q4 stale
MOORE CAPITAL MANAGEMENT, LP new19,856$6M0.2%2025-Q3 stale
WOLVERINE TRADING, LLC added18,058$6M0.2%2025-Q3 stale
Nicholas Investment Partners, LP trimmed20,433$5M0.2%2025-Q4 stale
BI Asset Management Fondsmaeglerselskab A/S new20,342$5M0.2%2025-Q4 stale
PINEBRIDGE INVESTMENTS, L.P. new15,912$5M0.2%2025-Q3 stale
Informed Momentum Co LLC trimmed15,421$5M0.2%2025-Q3 stale
Virtu Financial LLC added14,649$5M0.2%2025-Q3 stale
NEUBERGER BERMAN GROUP LLC added18,496$4M0.2%2025-Q4 stale
SIMPLEX TRADING, LLC added17,758$4M0.2%2025-Q4 stale

Ownership over time

Tracked institutional holder count and total shares held by filing quarter (independent scales). The curated-era tail and any mid-ingest latest quarter are handled honestly — a partial quarter is not drawn as a collapse.

HoldersTotal shares

Reading this table

Funds hold the same stock for different reasons — an index fund “holds” almost everything, an active manager sizes a name to a mandate and a benchmark, and each fund entered at its own price and time. Because 13F is filed up to 45 days after quarter-end, every row is a backward-looking snapshot; a manager may have traded since. Share-class siblings (a company’s A and C shares) are rolled up to one line so a dual-class name is never double-counted. Compare like-for-like. A large holder is not an endorsement, and a fund exiting is not a warning — this is a starting question, not a verdict.

About 13F filings

A Form 13F is a quarterly disclosure that institutional investment managers with over $100 million in US-listed equities must file with the SEC. In plain English: it is a snapshot of the long stock positions a fund held at the end of a quarter. It covers long US-listed equities only — not short positions, options, cash, or private holdings — and the funds shown are the large sample we track, not the complete 13F universe.

Learn how to read institutional ownership