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Institutional Ownership · SEC Form 13F

Who owns MNR (MNR)


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

62
Institutional holders
28,737,057
Shares held (tracked funds)

How the tape is positioned

23 tracked funds added or opened MNR while 9 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

MNR’s largest tracked holder by dollar value, KAYNE ANDERSON CAPITAL ADVISORS LP, sizes it at 5.1% of its own reported 13F book, while the median holder sizes it at 0.0% of theirs — a 5.1pp conviction gap — its largest holder concentrates the name more heavily than the typical one.

Book-share is each fund’s reported value in MNR 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 62 tracked filers holding MNR, 31 increased or opened the position and 32 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 MNR 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 8

  • CIBC Bancorp USA Inc.$6M
  • LPL Financial LLC$3M
  • Strategic Financial Concepts, LLC$1M
  • HRT FINANCIAL LP$1M
  • BLAIR WILLIAM & CO/IL$874K
  • Bramshill Investments, LLC$702K

Full exits 5

  • CIBC Private Wealth Group LLC$6M
  • Clear Street Group Inc.$5M
  • Nokomis Capital, L.L.C.$1M
  • Empowered Funds, LLC$715K
  • BANK OF MONTREAL /CAN/$552K

Largest adds

  • KAYNE ANDERSON CAPITAL ADVISORS LP$54M
  • AMERICAN CENTURY COMPANIES INC$5M
  • MORGAN STANLEY$5M
  • ING GROEP NV$3M
  • RAYMOND JAMES FINANCIAL INC$2M
  • GSA CAPITAL PARTNERS LLP$1M

Largest trims

  • GOLDMAN SACHS GROUP INC$7M
  • LuminArx Capital Management LP$2M
  • STIFEL FINANCIAL CORP$605K
  • JANE STREET GROUP, LLC$463K

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
KAYNE ANDERSON CAPITAL ADVISORS LP trimmed18,960,034$265M59.3%2026-Q1
AMERICAN CENTURY COMPANIES INC trimmed2,359,750$33M7.4%2026-Q1
MORGAN STANLEY added1,182,328$17M3.7%2026-Q1
GOLDMAN SACHS GROUP INC trimmed1,047,130$15M3.3%2026-Q1
ING GROEP NV trimmed1,012,000$14M3.2%2026-Q1
FIRST TRUST ADVISORS LP trimmed497,719$7M1.6%2026-Q1
RAYMOND JAMES FINANCIAL INC added461,379$6M1.4%2026-Q1
CIBC Bancorp USA Inc. new425,621$6M1.3%2026-Q1
&PARTNERS trimmed264,526$4M0.8%2026-Q1
PIN OAK INVESTMENT ADVISORS INC trimmed240,057$3M0.8%2026-Q1
Chicago Partners Investment Group LLC trimmed247,255$3M0.7%2026-Q1
LPL Financial LLC added193,287$3M0.6%2026-Q1
FRANKLIN RESOURCES INC trimmed182,865$3M0.6%2026-Q1
Invesco Ltd. trimmed163,476$2M0.5%2026-Q1
STIFEL FINANCIAL CORP trimmed139,743$2M0.4%2026-Q1
GSA CAPITAL PARTNERS LLP added123,579$2M0.4%2026-Q1
RAFFLES ASSOCIATES LP115,000$2M0.4%2026-Q1
Janney Montgomery Scott LLC trimmed112,616$2M0.4%2026-Q1
Strategic Financial Concepts, LLC added102,748$1M0.3%2026-Q1
LuminArx Capital Management LP trimmed96,839$1M0.3%2026-Q1
HRT FINANCIAL LP added93,850$1M0.3%2026-Q1
JANE STREET GROUP, LLC trimmed86,899$1M0.3%2026-Q1
CITADEL ADVISORS LLC trimmed66,748$934K0.2%2026-Q1
BLAIR WILLIAM & CO/IL new62,429$874K0.2%2026-Q1
Bramshill Investments, LLC added50,131$702K0.2%2026-Q1
SIGNATURE ESTATE & INVESTMENT ADVISORS LLC new50,000$700K0.2%2026-Q1
ENVESTNET ASSET MANAGEMENT INC new50,000$700K0.2%2026-Q1
UBS Group AG added47,437$664K0.1%2026-Q1
Rockefeller Capital Management L.P. added36,216$507K0.1%2026-Q1
SUSQUEHANNA INTERNATIONAL GROUP, LLP added32,969$462K0.1%2026-Q1
WEDBUSH SECURITIES INC added28,254$396K0.1%2026-Q1
NOVEM GROUP22,000$308K0.1%2026-Q1
Tidal Investments LLC trimmed21,115$296K0.1%2026-Q1
STEPHENS INC /AR/ trimmed20,335$285K0.1%2026-Q1
EverSource Wealth Advisors, LLC added5,226$253K0.1%2026-Q1
Verdence Capital Advisors LLC trimmed16,975$238K0.1%2026-Q1
Corient Private Wealth LLC added16,562$232K0.1%2026-Q1
Arrow Investment Advisors, LLC added15,890$222K0.0%2026-Q1
ROYAL BANK OF CANADA added13,882$194K0.0%2026-Q1
Equitable Holdings, Inc. new12,000$168K0.0%2026-Q1
BANK OF AMERICA CORP /DE/ trimmed11,000$154K0.0%2026-Q1
Wilmington Savings Fund Society, FSB10,000$140K0.0%2026-Q1
OSAIC HOLDINGS, INC. added8,595$120K0.0%2026-Q1
CENTRAL TRUST Co added4,992$70K0.0%2026-Q1
Gunpowder Capital Management, LLC dba Oliver Wealth Management3,818$53K0.0%2026-Q1
WELLS FARGO & COMPANY/MN trimmed3,491$49K0.0%2026-Q1
Hilton Head Capital Partners, LLC added2,953$41K0.0%2026-Q1
Parkside Financial Bank & Trust2,500$35K0.0%2026-Q1
CITIGROUP INC added2,244$31K0.0%2026-Q1
BARCLAYS PLC added2,166$30K0.0%2026-Q1
CWM, LLC2,013$28K0.0%2026-Q1
Parallel Advisors, LLC2,000$28K0.0%2026-Q1
Allworth Financial LP1,000$14K0.0%2026-Q1
Tower Research Capital LLC (TRC) trimmed870$12K0.0%2026-Q1
SUMMIT SECURITIES GROUP LLC new700$10K0.0%2026-Q1
SHP Wealth Management487$7K0.0%2026-Q1
HARBOUR INVESTMENTS, INC. new400$6K0.0%2026-Q1
Atlantic Union Bankshares Corp added399$6K0.0%2026-Q1
IFP Advisors, Inc added327$5K0.0%2026-Q1
Sound Income Strategies, LLC104$1K0.0%2026-Q1
Steward Partners Investment Advisory, LLC100$1K0.0%2026-Q1
Clear Street Derivatives LLC trimmed515,555$7M1.7%2025-Q2 stale
KIM, LLC trimmed396,400$6M1.4%2025-Q1 stale
CIBC Private Wealth Group LLC trimmed534,655$6M1.3%2025-Q4 stale
SEI INVESTMENTS CO added321,859$5M1.1%2025-Q1 stale
Clear Street Group Inc.427,752$5M1.1%2025-Q4 stale
COOPER CREEK PARTNERS MANAGEMENT LLC trimmed208,826$3M0.6%2025-Q3 stale
BOKF, NA trimmed140,000$2M0.5%2025-Q2 stale
Corigliano Investment Advisers, LLC new147,700$2M0.4%2025-Q3 stale
JPMORGAN CHASE & CO added111,867$2M0.4%2025-Q1 stale
Nokomis Capital, L.L.C.134,780$1M0.3%2025-Q4 stale
Zuckerman Investment Group, LLC added95,000$1M0.3%2025-Q3 stale
Empowered Funds, LLC added64,749$715K0.2%2025-Q4 stale
BANK OF MONTREAL /CAN/ trimmed50,000$552K0.1%2025-Q4 stale
XTX Topco Ltd added30,107$468K0.1%2025-Q1 stale
Penn Capital Management Company, LLC33,374$440K0.1%2025-Q3 stale
Avior Wealth Management, LLC added26,000$404K0.1%2025-Q1 stale
GatePass Capital, LLC new33,800$373K0.1%2025-Q4 stale
Boston Partners new13,412$194K0.0%2025-Q2 stale
Virtu Financial LLC new13,266$192K0.0%2025-Q2 stale
Atria Wealth Solutions, Inc. new13,000$192K0.0%2025-Q2 stale
Alpine Global Management, LLC new16,141$178K0.0%2025-Q4 stale
NORTHERN TRUST CORP new12,133$175K0.0%2025-Q2 stale
Signal Advisors Wealth, LLC new12,890$170K0.0%2025-Q3 stale
HighTower Advisors, LLC added12,429$164K0.0%2025-Q3 stale
DELPHI MANAGEMENT INC /MA/ new12,240$161K0.0%2025-Q3 stale
VIRTUS ADVISERS, LLC new11,100$146K0.0%2025-Q3 stale
Orange Investment Advisors, Inc.10,000$132K0.0%2025-Q3 stale
Cetera Investment Advisers new10,929$121K0.0%2025-Q4 stale
State of Wyoming added6,943$108K0.0%2025-Q1 stale
Arlington Trust Co LLC4,000$44K0.0%2025-Q4 stale
Kestra Advisory Services, LLC new3,984$44K0.0%2025-Q4 stale
Cooksen Wealth, LLC added2,635$38K0.0%2025-Q2 stale
HOLLENCREST CAPITAL MANAGEMENT2,000$29K0.0%2025-Q2 stale
SIGNATUREFD, LLC1,500$23K0.0%2025-Q1 stale
Chung Wu Investment Group, LLC trimmed1,700$22K0.0%2025-Q3 stale
Geneos Wealth Management Inc.1,250$16K0.0%2025-Q3 stale
First Horizon Advisors, Inc. new500$7K0.0%2025-Q2 stale
FMR LLC trimmed192$3K0.0%2025-Q3 stale
WealthCollab, LLC132$2K0.0%2025-Q3 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