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Institutional Ownership · SEC Form 13F

Who owns ABX (ABX)


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

134
Institutional holders
27,149,235
Shares held (tracked funds)
27.9%
Of shares outstanding

How the tape is positioned

11 tracked funds added or opened ABX while 29 trimmed or exited it between 2025-Q4 and 2026-Q1 — the tape is split. When large holders disagree on a name, the funds moving first are sometimes ahead of the story.

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

ABX’s largest tracked holder by dollar value, WELLINGTON MANAGEMENT GROUP LLP, sizes it at 0.3% of its own reported 13F book, while the median holder sizes it at 0.4% of theirs — a 0.1pp gap the other way — the median holder sizes ABX more heavily than its largest holder by dollar value does.

Book-share is each fund’s reported value in ABX 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 134 tracked filers holding ABX, 75 increased or opened the position and 60 reduced or closed it; over the same quarter, open-market insider Form 4s were net purchases.

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 ABX 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 6

  • VANGUARD CAPITAL MANAGEMENT LLC$14M
  • ASHFORD CAPITAL MANAGEMENT INC$7M
  • VANGUARD PORTFOLIO MANAGEMENT LLC$2M
  • VANGUARD FIDUCIARY TRUST CO$2M
  • CREDIT AGRICOLE S A$985K
  • VARCOV Co.$784K

Full exits 7

  • VANGUARD GROUP INC$20M
  • Diametric Capital, LP$1M
  • Pacific Ridge Capital Partners, LLC$962K
  • LOS ANGELES CAPITAL MANAGEMENT LLC$899K
  • CITIZENS FINANCIAL GROUP INC/RI$889K
  • FIRST TRUST ADVISORS LP$793K

Largest adds

  • MORGAN STANLEY$7M
  • HRT FINANCIAL LP$783K
  • JANE STREET GROUP, LLC$493K
  • QTR Family Wealth, LLC$371K
  • SEI INVESTMENTS CO$359K

Largest trims

  • Alyeska Investment Group, L.P.$11M
  • GOLDMAN SACHS GROUP INC$7M
  • CITADEL ADVISORS LLC$7M
  • BNP PARIBAS FINANCIAL MARKETS$2M
  • BlackRock, Inc.$2M
  • MENDON CAPITAL ADVISORS CORP$2M

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.

FundSharesReported value% of valueQuarter
WELLINGTON MANAGEMENT GROUP LLP added77,989,866$1.5B13.4%2025-Q1
ARROWSTREET CAPITAL, LIMITED PARTNERSHIP added53,425,008$1.0B9.2%2025-Q1
Capital International Investors added46,556,633$905M8.0%2025-Q1
First Eagle Investment Management, LLC trimmed45,617,874$887M7.9%2025-Q1
Capital World Investors added23,620,993$459M4.1%2025-Q1
BANK OF MONTREAL /CAN/ trimmed19,558,071$380M3.4%2025-Q1
TD Asset Management Inc added17,950,892$348M3.1%2025-Q1
CIBC WORLD MARKET INC. added16,259,610$316M2.8%2025-Q1
MACKENZIE FINANCIAL CORP added15,614,848$303M2.7%2025-Q1
DIMENSIONAL FUND ADVISORS LP added14,456,566$281M2.5%2025-Q1
AMUNDI added14,247,210$276M2.4%2025-Q1
CAUSEWAY CAPITAL MANAGEMENT LLC added11,838,827$230M2.0%2025-Q1
NATIONAL BANK OF CANADA /FI/ trimmed10,170,136$197M1.7%2025-Q1
ANTIPODES PARTNERS Ltd added10,112,758$197M1.7%2025-Q1
Ruffer LLP trimmed9,216,104$192M1.7%2025-Q2
Ninety One UK Ltd added8,208,676$160M1.4%2025-Q1
CANADA PENSION PLAN INVESTMENT BOARD added8,171,118$159M1.4%2025-Q1
Pale Fire Capital SE new7,498,976$146M1.3%2025-Q1
CIBC Asset Management Inc added7,236,451$141M1.3%2025-Q1
EdgePoint Investment Group Inc. trimmed6,950,668$135M1.2%2025-Q1
BANK OF NOVA SCOTIA added5,834,366$113M1.0%2025-Q1
FIL Ltd trimmed5,767,216$112M1.0%2025-Q1
Orbis Allan Gray Ltd trimmed5,481,945$107M0.9%2025-Q1
Employees Provident Fund Board5,456,156$106M0.9%2025-Q1
EQUITY INVESTMENT CORP added5,168,387$100M0.9%2025-Q1
TORONTO DOMINION BANK trimmed5,131,066$100M0.9%2025-Q1
Kopernik Global Investors, LLC added5,044,236$98M0.9%2025-Q1
Mondrian Investment Partners LTD trimmed5,004,341$97M0.9%2025-Q1
LETKO, BROSSEAU & ASSOCIATES INC added4,997,850$97M0.9%2025-Q1
Man Group plc trimmed4,734,609$92M0.8%2025-Q1
Capital International, Inc./CA/ added3,926,449$76M0.7%2025-Q1
SOUND SHORE MANAGEMENT INC /CT/ added3,852,852$75M0.7%2025-Q1
HSBC HOLDINGS PLC trimmed3,847,717$75M0.7%2025-Q1
RWC Asset Management LLP added3,506,407$68M0.6%2025-Q1
Perpetual Ltd trimmed3,273,898$64M0.6%2025-Q1
Contrarius Group Holdings Ltd added3,026,132$59M0.5%2025-Q1
Scheer, Rowlett & Associates Investment Management Ltd. added2,934,340$57M0.5%2025-Q1
Connor, Clark & Lunn Investment Management Ltd. added2,769,477$54M0.5%2025-Q1
VICTORY CAPITAL MANAGEMENT INC trimmed2,673,289$52M0.5%2025-Q1
MUFG SECURITIES (CANADA), LTD. trimmed2,635,064$51M0.5%2025-Q1
MIZUHO MARKETS AMERICAS LLC added2,584,868$50M0.4%2025-Q1
OAKTREE CAPITAL MANAGEMENT LP added2,516,658$49M0.4%2025-Q1
SCHRODER INVESTMENT MANAGEMENT GROUP added2,293,180$44M0.4%2025-Q1
INTACT INVESTMENT MANAGEMENT INC. added2,254,840$44M0.4%2025-Q1
Allianz SE added2,206,012$43M0.4%2025-Q1
Slate Path Capital LP trimmed2,164,000$42M0.4%2025-Q1
GABELLI FUNDS LLC trimmed2,020,829$39M0.3%2025-Q1
Systrade AG2,000,300$39M0.3%2025-Q1
Euro Pacific Asset Management, LLC trimmed1,971,253$38M0.3%2025-Q1
TWO SIGMA ADVISERS, LP trimmed1,960,300$38M0.3%2025-Q1
Brickwood Asset Management LLP added1,759,574$34M0.3%2025-Q1
Crocodile Capital Partners GmbH added1,749,973$34M0.3%2025-Q1
Federation des caisses Desjardins du Quebec added1,664,778$32M0.3%2025-Q1
Auto-Owners Insurance Co added1,050,000$31M0.3%2025-Q1
COMPASS ROSE ASSET MANAGEMENT, LP added1,500,000$29M0.3%2025-Q1
Korea Investment CORP added1,487,702$29M0.3%2025-Q1
MUFG Securities EMEA plc new1,000,000$28M0.2%2025-Q1
Monaco Asset Management SAM added1,435,976$28M0.2%2025-Q1
PUBLIC EMPLOYEES RETIREMENT SYSTEM OF OHIO trimmed1,339,726$26M0.2%2025-Q1
Bridgewater Associates, LP trimmed1,334,529$26M0.2%2025-Q1
Holowesko Partners Ltd.1,319,200$26M0.2%2025-Q1
HighTower Advisors, LLC added1,300,145$25M0.2%2025-Q1
CANADA LIFE ASSURANCE Co added1,276,259$25M0.2%2025-Q1
AXA S.A. trimmed1,152,557$22M0.2%2025-Q1
BRITISH COLUMBIA INVESTMENT MANAGEMENT Corp added1,146,570$22M0.2%2025-Q1
Alberta Investment Management Corp added1,118,350$22M0.2%2025-Q1
BlackRock, Inc. trimmed2,729,078$22M0.2%2026-Q1
JUPITER ASSET MANAGEMENT LTD trimmed1,025,695$20M0.2%2025-Q1
VANGUARD GROUP INC trimmed2,315,661$20M0.2%2025-Q4
State of Tennessee, Department of Treasury trimmed1,006,653$20M0.2%2025-Q1
Nan Shan Life Insurance Co., Ltd. trimmed994,052$19M0.2%2025-Q1
GW HENSSLER & ASSOCIATES LTD trimmed979,601$19M0.2%2025-Q1
ROYCE & ASSOCIATES LP added2,116,867$17M0.1%2026-Q1
Achmea Investment Management B.V. added825,528$16M0.1%2025-Q1
Liontrust Investment Partners LLP trimmed816,214$16M0.1%2025-Q1
Philadelphia Financial Management of San Francisco, LLC trimmed2,069,221$15M0.1%2025-Q1
NATIXIS added796,757$15M0.1%2025-Q1
MENDON CAPITAL ADVISORS CORP trimmed1,949,321$15M0.1%2026-Q1
Gemsstock Ltd. trimmed785,100$15M0.1%2025-Q1
HUSSMAN STRATEGIC ADVISORS, INC. added765,000$15M0.1%2025-Q1
1832 Asset Management L.P. trimmed745,704$14M0.1%2025-Q1
VANGUARD CAPITAL MANAGEMENT LLC new1,831,610$14M0.1%2026-Q1
Regal Partners Ltd added735,893$14M0.1%2025-Q1
Curi Capital, LLC trimmed1,800,000$14M0.1%2026-Q1
STANSBERRY ASSET MANAGEMENT, LLC added717,464$14M0.1%2025-Q1
PKO Investment Management Joint-Stock Co trimmed712,221$14M0.1%2025-Q1
COMMONWEALTH EQUITY SERVICES, LLC added691,563$13M0.1%2025-Q1
Cheviot Value Management, LLC added703,633$13M0.1%2025-Q1
Pictet Asset Management Holding SA trimmed633,979$12M0.1%2025-Q1
Madison Asset Management, LLC629,500$12M0.1%2025-Q1
SEAVIEW INVESTMENT MANAGERS LLC added626,084$12M0.1%2025-Q1
GUGGENHEIM CAPITAL LLC trimmed617,352$12M0.1%2025-Q1
CAPITAL FUND MANAGEMENT S.A. trimmed616,654$12M0.1%2025-Q1
FOUNDATION RESOURCE MANAGEMENT INC trimmed601,642$12M0.1%2025-Q1
SG Americas Securities, LLC trimmed551,879$11M0.1%2025-Q1
WESTWOOD HOLDINGS GROUP INC added551,144$11M0.1%2025-Q1
Investment Management Corp of Ontario trimmed545,518$11M0.1%2025-Q1
Maryland State Retirement & Pension System added535,002$10M0.1%2025-Q1
Allspring Global Investments Holdings, LLC trimmed1,330,138$10M0.1%2026-Q1
KEATING INVESTMENT COUNSELORS INC trimmed529,236$10M0.1%2025-Q1

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