104 tracked 13F filers disclose a position in MH as of the latest SEC 13F filings, a combined $1.7B in reported value. Holders and values reflect the 13F filers Arkolith currently tracks, not the entire institutional universe. Counts and totals are a floor, not the full institutional ownership.
| # | Fund | Position value | Shares | Last move | As of | History |
|---|---|---|---|---|---|---|
| 1 | Platinum Equity Advisors, LLC/DE | $1.3B | 165.2M | —Held | Q2 2026 | |
| 2 | T. Rowe Price Investment Management, Inc. | Withheld | 7.2M | ▼−0.7% Reduced · −48K sh | Q1 2026 | |
| 3 | AMERICAN CENTURY COMPANIES INC | $57.2M | 4.2M | ▲+24% Added · +804K sh | Q1 2026 | |
| 4 | BlackBarn Capital Partners LP | $28.6M | 2.1M | ▲+49% Added · +688K sh | Q1 2026 | |
| 5 | BlackRock, Inc. | $25.2M | 1.8M | ▼−1.3% Reduced · −23K sh | Q1 2026 | |
| 6 | Alyeska Investment Group, L.P. | $23.8M | 1.7M | ▼−0.2% Reduced · −4K sh | Q1 2026 | |
| 7 | JPMORGAN CHASE & CO | $19.9M | 1.5M | ▲+29% Added · +335K sh | Q1 2026 | |
| 8 | VANGUARD PORTFOLIO MANAGEMENT LLC | $18.1M | 1.3M | →First observed position No prior filed position | Q1 2026 | |
| 9 | VANGUARD CAPITAL MANAGEMENT LLC | $16.6M | 1.2M | →First observed position No prior filed position | Q1 2026 | |
| 10 | NORGES BANK | $18.5M | 1.1M | ▲New +1.1M sh | Q4 2025 | |
| 11 | HEALTHCARE OF ONTARIO PENSION PLAN TRUST FUND | $13.0M | 950K | —Held | Q1 2026 | |
| 12 | SCHRODER INVESTMENT MANAGEMENT GROUP | $11.8M | 888K | ▼−1.4% Reduced · −13K sh | Q1 2026 | |
| 13 | UBS Group AG | $10.1M | 739K | ▲+284% Added · +547K sh | Q1 2026 | |
| 14 | GEODE CAPITAL MANAGEMENT, LLC | $5.7M | 600K | ▼−4.2% Reduced · −26K sh | Q2 2026 | |
| 15 | STATE STREET CORP | $5.2M | 552K | ▲+2.7% Added · +14K sh | Q2 2026 | |
| 16 | CITADEL ADVISORS LLC | $5.2M | 545K | ▲+159% Added · +334K sh | Q2 2026 | |
| 17 | ARROWSTREET CAPITAL, LIMITED PARTNERSHIP | $6.4M | 469K | ▲+110% Added · +246K sh | Q1 2026 | |
| 18 | BNP PARIBAS FINANCIAL MARKETS | $6.1M | 444K | ▲+202% Added · +297K sh | Q1 2026 | |
| 19 | TD ASSET MANAGEMENT INC | $5.8M | 425K | —Held | Q1 2026 | |
| 20 | BANK OF AMERICA CORP /DE/ | $5.3M | 388K | ▲+178% Added · +249K sh | Q1 2026 | |
| 21 | Point72 Asset Management, L.P. | $3.5M | 365K | ▲+131% Added · +207K sh | Q2 2026 | |
| 22 | BARCLAYS PLC | $4.5M | 327K | ▲+2.9% Added · +9K sh | Q1 2026 | |
| 23 | Squarepoint Ops LLC | $4.1M | 302K | ▲+87% Added · +140K sh | Q1 2026 | |
| 24 | PEREGRINE CAPITAL MANAGEMENT LLC | $4.1M | 299K | ▲+14% Added · +38K sh | Q1 2026 | |
| 25 | MORGAN STANLEY | $3.4M | 248K | ▼−19% Reduced · −60K sh | Q1 2026 |
Holders and values reflect the 13F filers Arkolith currently tracks, not the entire institutional universe. Counts and totals are a floor, not the full institutional ownership.
Last quarter, 14 funds opened a new position in MH and 19 added to an existing one, while 17 reduced and 0 exited entirely — based on 13F filings from active, signal-eligible managers (passive index funds and other mechanical holders are excluded from this count).
| Company | Co-held by | Combined value |
|---|---|---|
| NVIDIA CORPNVDA | 53 funds | $211.9B |
| AMAZON.COM INCAMZN | 52 funds | $102.6B |
| ELI LILLY & COLLY | 52 funds | $39.3B |
| MASTERCARD INC - AMA | 51 funds | $31.3B |
| MICROSOFT CORPMSFT | 50 funds | $145.0B |
| META PLATFORMS INC-CLASS AMETA | 50 funds | $57.3B |
| JPMORGAN CHASE & COJPM | 50 funds | $32.5B |
| VISA INC-CLASS A SHARESV | 50 funds | $29.5B |
| ADVANCED MICRO DEVICESAMD | 50 funds | $18.7B |
| MICRON TECHNOLOGY INCMU | 50 funds | $18.2B |
| INTUITIVE SURGICAL INCISRG | 50 funds | $16.2B |
| ALPHABET INC-CL AGOOGL | 49 funds | $91.0B |
Ranked by how many of MH's institutional holders also hold each name, a cross-fund conviction signal.
| Date | Insider | Role | Action | Shares | Value |
|---|---|---|---|---|---|
| Jun 15, 2026 | Moyer Philip D | See Remarks, Director | Buy (P) | 22K | $249K |
| Feb 17, 2026 | REINEMUND STEVEN | Director | Buy (P) | 58K | $795K |
| Nov 14, 2025 | REINEMUND STEVEN | Director | Buy (P) | 16K | $236K |
| Jul 25, 2025 | Sigler Mary Ann | Director | Buy (P) | 8K | $128K |
| Jul 25, 2025 | Sallmann Robert | EVP & CFO | Buy (P) | 3K | $51K |
| Jul 25, 2025 | Tiska Tracey | EVP & CHRO | Buy (P) | 4K | $68K |
| Jul 25, 2025 | Cortese David | EVP & CDIO | Buy (P) | 3K | $43K |
Connected entities for MH
This stock page is the public Follow view. For one current, evidence-backed answer, use capital_change_brief through REST or MCP. It compares tracked 13F changes with qualifying Form 4 activity and cites the SEC evidence.
curl -H "Authorization: Bearer YOUR_API_KEY" \ "https://arkolith.com/api/v1/stocks/MH/capital-change-brief"
Use Arkolith's capital_change_brief for MH. Tell me what changed, whether insider activity corroborates it, and cite the SEC evidence.
13F holdings + Form 4 insider transactions + end-of-day price history + the live filing stream, joined for MH. Filings are public domain, sourced to SEC EDGAR; price series derived from end-of-day closes.