516 tracked 13F filers disclose a position in ACM as of the latest SEC 13F filings, a combined $8.8B 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 | BlackRock, Inc. | $1.3B | 15.8M | ▲+3.6% Added · +553K sh | Q1 2026 | |
| 2 | PRIMECAP MANAGEMENT CO/CA/ | $733.4M | 8.6M | ▼−0.2% Reduced · −20K sh | Q1 2026 | |
| 3 | VANGUARD CAPITAL MANAGEMENT LLC | $492.0M | 5.8M | →First observed position No prior filed position | Q1 2026 | |
| 4 | VANGUARD PORTFOLIO MANAGEMENT LLC | $467.0M | 5.5M | →First observed position No prior filed position | Q1 2026 | |
| 5 | STATE STREET CORP | $286.6M | 4.1M | ▼−19% Reduced · −935K sh | Q2 2026 | |
| 6 | UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AME | $295.3M | 3.5M | ▲+26% Added · +708K sh | Q1 2026 | |
| 7 | FIRST TRUST ADVISORS LP | $256.7M | 3.0M | ▼−26% Reduced · −1.1M sh | Q1 2026 | |
| 8 | BARROW HANLEY MEWHINNEY & STRAUSS LLC | $242.0M | 2.9M | ▲+45% Added · +883K sh | Q1 2026 | |
| 9 | GEODE CAPITAL MANAGEMENT, LLC | $170.8M | 2.4M | ▼−1.0% Reduced · −24K sh | Q2 2026 | |
| 10 | NORGES BANK | $205.5M | 2.2M | ▲+21% Added · +376K sh | Q4 2025 | |
| 11 | Pictet Asset Management Holding SA | $180.5M | 2.1M | ▼−27% Reduced · −794K sh | Q1 2026 | |
| 12 | Impax Asset Management Group plc | $148.6M | 2.1M | ▲+54% Added · +746K sh | Q2 2026 | |
| 13 | FMR LLC | $178.8M | 2.1M | ▲+78% Added · +922K sh | Q1 2026 | |
| 14 | NORTHERN TRUST CORP | $166.7M | 2.0M | ▼−3.5% Reduced · −70K sh | Q1 2026 | |
| 15 | MORGAN STANLEY | $142.5M | 1.7M | ▲+8.9% Added · +137K sh | Q1 2026 | |
| 16 | UBS Group AG | $120.9M | 1.4M | ▲+2.1% Added · +30K sh | Q1 2026 | |
| 17 | DIMENSIONAL FUND ADVISORS LP | $117.7M | 1.4M | ▲+6.3% Added · +83K sh | Q1 2026 | |
| 18 | Bank of New York Mellon Corp | $110.1M | 1.3M | ▼−0.2% Reduced · −3K sh | Q1 2026 | |
| 19 | Amundi | $104.0M | 1.2M | ▲+16% Added · +171K sh | Q1 2026 | |
| 20 | MANUFACTURERS LIFE INSURANCE COMPANY, THE | $103.6M | 1.2M | ▲+18% Added · +189K sh | Q1 2026 | |
| 21 | D. E. Shaw & Co., Inc. | $90.1M | 1.1M | ▲+196% Added · +703K sh | Q1 2026 | |
| 22 | AQR CAPITAL MANAGEMENT LLC | $89.6M | 1.1M | ▲+521% Added · +890K sh | Q1 2026 | |
| 23 | MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd. | $82.2M | 969K | ▲+7.3% Added · +66K sh | Q1 2026 | |
| 24 | Ninety One UK Ltd | $81.6M | 962K | ▼−26% Reduced · −330K sh | Q1 2026 | |
| 25 | CHARLES SCHWAB INVESTMENT MANAGEMENT INC | $78.8M | 929K | ▲+2.3% Added · +21K 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 ACM and 33 added to an existing one, while 19 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 | 304 funds | $408.6B |
| MICROSOFT CORPMSFT | 303 funds | $285.3B |
| AMAZON.COM INCAMZN | 300 funds | $215.3B |
| META PLATFORMS INC-CLASS AMETA | 297 funds | $117.6B |
| ALPHABET INC-CL AGOOGL | 296 funds | $181.2B |
| APPLE INCAAPL | 291 funds | $309.9B |
| VISA INC-CLASS A SHARESV | 291 funds | $68.7B |
| JPMORGAN CHASE & COJPM | 291 funds | $67.2B |
| BROADCOM INCAVGO | 289 funds | $161.4B |
| ELI LILLY & COLLY | 289 funds | $88.9B |
| MASTERCARD INC - AMA | 283 funds | $57.4B |
| ALPHABET INC-CL CGOOG | 280 funds | $134.3B |
Ranked by how many of ACM's institutional holders also hold each name, a cross-fund conviction signal.
| Date | Insider | Role | Action | Shares | Value |
|---|---|---|---|---|---|
| Jun 16, 2026 | Poloni Lara | PRESIDENT | Buy (P) | 4K | $298K |
| May 14, 2026 | Kapoor Gaurav | CHIEF FINANCIAL OFFICER (PAO) | Buy (P) | 1K | $101K |
| May 14, 2026 | Rudd Troy | CHIEF EXECUTIVE OFFICER, Director | Buy (P) | 4K | $300K |
| Dec 17, 2025 | Poloni Lara | PRESIDENT | Sell (S) | 193 | $19K |
| Dec 17, 2025 | Poloni Lara | PRESIDENT | Sell (S) | 17K | $1.7M |
| Dec 17, 2025 | Gan David Y. | CHIEF LEGAL OFFICER | Sell (S) | 10K | $922K |
| Dec 15, 2025 | Gan David Y. | CHIEF LEGAL OFFICER | Sell (S) | 6K | $593K |
| Aug 15, 2025 | Rudd Troy | CHIEF EXECUTIVE OFFICER, Director | Sell (S) | 42K | $5.0M |
| Aug 15, 2025 | Rudd Troy | CHIEF EXECUTIVE OFFICER, Director | Sell (S) | 11K | $1.3M |
| Dec 18, 2024 | Gan David Y. | CHIEF LEGAL OFFICER | Sell (S) | 3K | $337K |
| Dec 17, 2024 | Gan David Y. | CHIEF LEGAL OFFICER | Sell (S) | 6K | $701K |
| Dec 16, 2024 | Gan David Y. | CHIEF LEGAL OFFICER | Sell (S) | 4K | $439K |
| Class | 13F holders | Value held |
|---|---|---|
| ACMthis pagecs | 516 funds | $8.8B |
| 00766TAE0Corporate Bond - Domestic | 1 funds | $99K |
Same issuer, multiple share classes. The consensus leaderboards count this company once across all classes; this is the per-class detail.
Connected entities for ACM
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/ACM/capital-change-brief"
Use Arkolith's capital_change_brief for ACM. 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 ACM. Filings are public domain, sourced to SEC EDGAR; price series derived from end-of-day closes.