8 tracked 13F filers disclose a position in MAMB as of the latest SEC 13F filings, a combined $182.6M 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 | Kingsview Wealth Management, LLC | $180.9M | 7.5M | ▲+6.7% Added · +470K sh | Q2 2026 | |
| 2 | LPL Financial LLC | $986K | 41K | ▲+271% Added · +30K sh | Q1 2026 | |
| 3 | CITADEL ADVISORS LLC | $372K | 15K | ▲+49% Added · +5K sh | Q2 2026 | |
| 4 | OSAIC HOLDINGS, INC. | $147K | 6K | ▼−6.3% Reduced · −413 sh | Q1 2026 | |
| 5 | MORGAN STANLEY | $104K | 4K | —Held | Q1 2026 | |
| 6 | ROYAL BANK OF CANADA | $82K | 3K | ▲New +3K sh | Q1 2026 | |
| 7 | UBS Group AG | $28K | 1K | ▲+239% Added · +813 sh | Q1 2026 | |
| 8 | FMR LLC | $271 | 11 | —Held | 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, 0 funds opened a new position in MAMB and 1 added to an existing one, while 0 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 | 1 funds | $3.3B |
| ISHARES CORE S&P 500 ETFIVV | 1 funds | $2.7B |
| AMAZON.COM INCAMZN | 1 funds | $1.7B |
| MICRON TECHNOLOGY INCMU | 1 funds | $1.6B |
| SS SPDR DOW JONES INDUS AVGDIA | 1 funds | $1.6B |
| TAIWAN SEMICONDUCTOR-SP ADRTSM | 1 funds | $1.4B |
| APPLE INCAAPL | 1 funds | $1.3B |
| META PLATFORMS INC-CLASS AMETA | 1 funds | $1.0B |
| BROADCOM INCAVGO | 1 funds | $1.0B |
| MICROSOFT CORPMSFT | 1 funds | $976.6M |
| ALPHABET INC-CL AGOOGL | 1 funds | $816.7M |
| WARNER BROS DISCOVERY INCWBD | 1 funds | $806.8M |
Ranked by how many of MAMB's institutional holders also hold each name, a cross-fund conviction signal.
| Class | 13F holders | Value held |
|---|---|---|
| BIBLmc | 137 funds | $267.6M |
| SECTmc | 110 funds | $2.2B |
| WWJDmc | 107 funds | $354.7M |
| IBDmc | 103 funds | $354.3M |
| ISMDmc | 99 funds | $190.3M |
| BLESmc | 75 funds | $78.3M |
| BUYWmc | 68 funds | $866.9M |
| TMATmc | 51 funds | $114.3M |
Same issuer, multiple share classes. The consensus leaderboards count this company once across all classes; this is the per-class detail.
No filings captured for this ticker in the live stream yet.
Connected entities for MAMB
This ETF 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/MAMB/capital-change-brief"
Use Arkolith's capital_change_brief for MAMB. Tell me what changed, whether insider activity corroborates it, and cite the SEC evidence.
13F holdings + quarter-over-quarter ownership changes + end-of-day price history + the live filing stream, joined for MAMB. Filings are public domain, sourced to SEC EDGAR; price series derived from end-of-day closes.