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Institutional Ownership · SEC Form 13F

Who owns NMP (NMP)


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

58
Institutional holders
20,691,088
Shares held (tracked funds)

How the tape is positioned

6 tracked funds added or opened NMP while 4 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

NMP’s largest tracked holder by dollar value, Harraden Circle Investments, LLC, sizes it at 3.5% of its own reported 13F book, while the median holder sizes it at 0.0% of theirs — a 3.5pp conviction gap — its largest holder concentrates the name more heavily than the typical one.

Book-share is each fund’s reported value in NMP 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 36 tracked filers holding NMP, 11 increased or opened the position and 12 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 NMP 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 1

  • SONA ASSET MANAGEMENT (US) LLC$1M

Largest adds

  • HIGHBRIDGE CAPITAL MANAGEMENT LLC$2M
  • JPMORGAN CHASE & CO$2M
  • Karpus Management, Inc.$1M
  • BNP PARIBAS FINANCIAL MARKETS$287K
  • WOLVERINE ASSET MANAGEMENT LLC$275K

Largest trims

  • Harraden Circle Investments, LLC$2M
  • GABELLI FUNDS LLC$2M
  • Shaolin Capital Management LLC$936K
  • MIZUHO SECURITIES USA LLC$802K

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
Harraden Circle Investments, LLC2,225,732$445M81.7%2026-Q1
MIZUHO SECURITIES USA LLC trimmed1,000,589$10M1.8%2026-Q1
WOLVERINE ASSET MANAGEMENT LLC added874,872$9M1.6%2026-Q1
Karpus Management, Inc. added867,790$9M1.6%2026-Q1
AQR Arbitrage LLC trimmed602,656$6M1.1%2026-Q1
D. E. Shaw & Co., Inc.562,420$6M1.0%2026-Q1
RIVERNORTH CAPITAL MANAGEMENT, LLC511,346$5M1.0%2026-Q1
Westchester Capital Management, LLC500,000$5M0.9%2026-Q1
Crossingbridge Advisors, LLC495,000$5M0.9%2026-Q1
BERKLEY W R CORP445,304$5M0.8%2026-Q1
TWO SIGMA INVESTMENTS, LP332,291$3M0.6%2026-Q1
L1 Global Manager Pty Ltd286,000$3M0.5%2026-Q1
GLAZER CAPITAL, LLC added251,788$3M0.5%2026-Q1
Periscope Capital Inc.223,985$2M0.4%2026-Q1
BNP PARIBAS FINANCIAL MARKETS added223,738$2M0.4%2026-Q1
GABELLI & Co INVESTMENT ADVISERS, INC.220,600$2M0.4%2026-Q1
OMERS ADMINISTRATION Corp200,000$2M0.4%2026-Q1
SONA ASSET MANAGEMENT (US) LLC new111,700$1M0.2%2026-Q1
TORONTO DOMINION BANK added100,000$1M0.2%2026-Q1
GEODE CAPITAL MANAGEMENT, LLC trimmed80,955$823K0.2%2026-Q1
Dakota Wealth Management trimmed46,900$477K0.1%2026-Q1
ABC ARBITRAGE SA25,000$254K0.0%2026-Q1
Verition Fund Management LLC added17,040$173K0.0%2026-Q1
Polar Asset Management Partners Inc.825,000$165K0.0%2026-Q1
Shaolin Capital Management LLC added765,700$153K0.0%2026-Q1
JPMORGAN CHASE & CO added731,280$146K0.0%2026-Q1
HIGHBRIDGE CAPITAL MANAGEMENT LLC731,280$146K0.0%2026-Q1
HEIGHTS CAPITAL MANAGEMENT, INC trimmed439,562$88K0.0%2026-Q1
Clear Street Group Inc. added390,747$78K0.0%2026-Q1
Radcliffe Capital Management, L.P. added375,000$73K0.0%2026-Q1
GABELLI FUNDS LLC179,400$36K0.0%2026-Q1
BOOTHBAY FUND MANAGEMENT, LLC75,000$15K0.0%2026-Q1
Schonfeld Strategic Advisors LLC trimmed63,460$12K0.0%2026-Q1
MANGROVE PARTNERS IM, LLC new36,017$7K0.0%2026-Q1
MORGAN STANLEY added67$6810.0%2026-Q1
UBS Group AG1$100.0%2026-Q1
ATW SPAC MANAGEMENT LLC new75,000$16M2.9%2025-Q3 stale
BCK Capital Management LP new86,094$870K0.2%2025-Q3 stale
Virtu Financial LLC new73,850$733K0.1%2025-Q3 stale
CITADEL ADVISORS LLC trimmed41,788$425K0.1%2025-Q4 stale
OSAIC HOLDINGS, INC. new700$7K0.0%2025-Q3 stale
BANK OF AMERICA CORP /DE/ new11$1100.0%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