210 tracked 13F filers disclose a position in AMBP as of the latest SEC 13F filings, a combined $518.2M 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 | Arini Captial Management Ltd | $99.1M | 20.9M | ▲+86% Added · +9.7M sh | Q2 2026 | |
| 2 | CANYON CAPITAL ADVISORS LLC | $49.2M | 10.4M | ▼−9.9% Reduced · −1.1M sh | Q2 2026 | |
| 3 | BlackRock, Inc. | $31.3M | 7.7M | ▼−3.5% Reduced · −280K sh | Q1 2026 | |
| 4 | GOLDMAN SACHS GROUP INC | $29.5M | 7.3M | ▲+7.3% Added · +497K sh | Q1 2026 | |
| 5 | Diameter Capital Partners LP | $23.8M | 5.0M | ▲+13% Added · +563K sh | Q2 2026 | |
| 6 | PRIVATE MANAGEMENT GROUP INC | $23.5M | 5.0M | ▼−1.0% Reduced · −52K sh | Q2 2026 | |
| 7 | DIMENSIONAL FUND ADVISORS LP | $18.8M | 4.6M | ▲+21% Added · +801K sh | Q1 2026 | |
| 8 | Empyrean Capital Partners, LP | $16.2M | 4.0M | —Held | Q1 2026 | |
| 9 | ARROWSTREET CAPITAL, LIMITED PARTNERSHIP | $13.2M | 3.3M | ▲+28% Added · +723K sh | Q1 2026 | |
| 10 | MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd. | $12.6M | 3.1M | ▼−71% Reduced · −7.7M sh | Q1 2026 | |
| 11 | Monarch Alternative Capital LP | $12.0M | 3.0M | ▼−45% Reduced · −2.4M sh | Q1 2026 | |
| 12 | RENAISSANCE TECHNOLOGIES LLC | $11.7M | 2.9M | ▲+32% Added · +699K sh | Q1 2026 | |
| 13 | STATE STREET CORP | $12.4M | 2.6M | ▲+3.6% Added · +91K sh | Q2 2026 | |
| 14 | GEODE CAPITAL MANAGEMENT, LLC | $10.1M | 2.1M | ▲+13% Added · +238K sh | Q2 2026 | |
| 15 | Gilman Hill Asset Management, LLC | $9.7M | 2.0M | ▲+2.1% Added · +42K sh | Q2 2026 | |
| 16 | JACOBS LEVY EQUITY MANAGEMENT, INC | $7.8M | 1.9M | ▼−6.3% Reduced · −128K sh | Q1 2026 | |
| 17 | Mountaineer Partners Management, LLC | $7.6M | 1.9M | ▲+28% Added · +409K sh | Q1 2026 | |
| 18 | VANGUARD PORTFOLIO MANAGEMENT LLC | $7.5M | 1.9M | →First observed position No prior filed position | Q1 2026 | |
| 19 | Nuveen, LLC | $7.0M | 1.7M | ▲+0.1% Added · +2K sh | Q1 2026 | |
| 20 | MORGAN STANLEY | $7.0M | 1.7M | ▲+0.3% Added · +6K sh | Q1 2026 | |
| 21 | UBS Group AG | $6.0M | 1.5M | ▲+25% Added · +300K sh | Q1 2026 | |
| 22 | GAMCO INVESTORS, INC. ET AL | $5.8M | 1.4M | ▼−2.1% Reduced · −30K sh | Q1 2026 | |
| 23 | MILLENNIUM MANAGEMENT LLC | $5.5M | 1.4M | ▲+66% Added · +542K sh | Q1 2026 | |
| 24 | NORTHERN TRUST CORP | $5.4M | 1.3M | ▲+3.2% Added · +41K sh | Q1 2026 | |
| 25 | CHARLES SCHWAB INVESTMENT MANAGEMENT INC | $5.1M | 1.3M | ▼−15% Reduced · −222K 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, 7 funds opened a new position in AMBP and 25 added to an existing one, while 18 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 | 112 funds | $235.7B |
| MICROSOFT CORPMSFT | 112 funds | $166.4B |
| AMAZON.COM INCAMZN | 110 funds | $119.6B |
| APPLE INCAAPL | 108 funds | $183.1B |
| BROADCOM INCAVGO | 108 funds | $100.1B |
| META PLATFORMS INC-CLASS AMETA | 108 funds | $65.9B |
| ELI LILLY & COLLY | 108 funds | $46.6B |
| ALPHABET INC-CL AGOOGL | 107 funds | $95.1B |
| ALPHABET INC-CL CGOOG | 106 funds | $80.4B |
| TESLA INCTSLA | 106 funds | $40.8B |
| MICRON TECHNOLOGY INCMU | 106 funds | $24.0B |
| LAM RESEARCH CORPLRCX | 106 funds | $21.4B |
Ranked by how many of AMBP's institutional holders also hold each name, a cross-fund conviction signal.
No open-market insider transactions on file yet. Grants, gifts, and exercises live on the full insider page.
Connected entities for AMBP
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/AMBP/capital-change-brief"
Use Arkolith's capital_change_brief for AMBP. 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 AMBP. Filings are public domain, sourced to SEC EDGAR; price series derived from end-of-day closes.