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/ALGM/capital-change-brief"
Use Arkolith's capital_change_brief for ALGM. Tell me what changed, whether insider activity corroborates it, and cite the SEC evidence.
| # | Fund | Position value | Shares | Last move | As of | History |
|---|---|---|---|---|---|---|
| 1 | FMR LLC | $864.6M | 27.4M | ▲+16% Added · +3.8M sh | Q1 2026 | |
| 2 | BlackRock, Inc. | $394.0M | 12.5M | ▲+2.4% Added · +293K sh | Q1 2026 | |
| 3 | JPMORGAN CHASE & CO | $242.6M | 8.7M | ▲+18% Added · +1.3M sh | Q1 2026 | |
| 4 | VANGUARD PORTFOLIO MANAGEMENT LLC | $249.7M | 7.9M | ▲New +7.9M sh | Q1 2026 | |
| 5 | VANGUARD CAPITAL MANAGEMENT LLC | $172.3M | 5.5M | ▲New +5.5M sh | Q1 2026 | |
| 6 | STATE STREET CORP | $164.8M | 5.2M | ▼−2.5% Reduced · −131K sh | Q1 2026 | |
| 7 | Clearbridge Investments, LLC | $90.3M | 2.9M | ▼−1.8% Reduced · −53K sh | Q1 2026 | |
| 8 | GEODE CAPITAL MANAGEMENT, LLC | $77.5M | 2.5M | ▲+2.6% Added · +63K sh | Q1 2026 | |
| 9 | MORGAN STANLEY | $71.7M | 2.3M | ▲+1.9% Added · +42K sh | Q1 2026 | |
| 10 | DIMENSIONAL FUND ADVISORS LP | $68.4M | 2.2M | ▲+1.4% Added · +30K sh | Q1 2026 | |
| 11 | PRINCIPAL FINANCIAL GROUP INC | $56.5M | 1.8M | ▲+2.8% Added · +48K sh | Q1 2026 | |
| 12 | ALLIANCEBERNSTEIN L.P. | $45.5M | 1.7M | ▲+50% Added · +575K sh | Q1 2026 | |
| 13 | LOOMIS SAYLES & CO L P | $52.8M | 1.7M | ▲+102% Added · +845K sh | Q1 2026 | |
| 14 | ADAGE CAPITAL PARTNERS GP, L.L.C. | $46.2M | 1.5M | ▼−48% Reduced · −1.3M sh | Q1 2026 | |
| 15 | VOYA INVESTMENT MANAGEMENT LLC | $46.0M | 1.5M | ▲+55% Added · +519K sh | Q1 2026 | |
| 16 | NORGES BANK | $38.5M | 1.5M | ▲+3.5% Added · +50K sh | Q4 2025 | |
| 17 | GOLDMAN SACHS GROUP INC | $45.3M | 1.4M | ▲+80% Added · +641K sh | Q1 2026 | |
| 18 | CHARLES SCHWAB INVESTMENT MANAGEMENT INC | $43.8M | 1.4M | ▲+2.1% Added · +28K sh | Q1 2026 | |
| 19 | NORTHERN TRUST CORP | $33.0M | 1.0M | ▲+3.0% Added · +31K sh | Q1 2026 | |
| 20 | SEGALL BRYANT & HAMILL, LLC | $32.9M | 1.0M | ▼−16% Reduced · −203K sh | Q1 2026 | |
| 21 | RAYMOND JAMES FINANCIAL INC | $31.4M | 996K | ▲+9.6% Added · +87K sh | Q1 2026 | |
| 22 | Nuveen, LLC | $29.9M | 948K | ▲+292% Added · +706K sh | Q1 2026 | |
| 23 | KENNEDY CAPITAL MANAGEMENT LLC | $28.7M | 910K | ▲20× Added · +865K sh | Q1 2026 | |
| 24 | BANK OF AMERICA CORP /DE/ | $27.0M | 855K | ▲+48% Added · +279K sh | Q1 2026 | |
| 25 | VANGUARD FIDUCIARY TRUST CO | $24.1M | 766K | ▲New +766K 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.
| Date | Insider | Role | Action | Shares | Value |
|---|---|---|---|---|---|
| Jun 17, 2026 | WHITE BRIAN C | Director | Grant (A) | 594 | $0 |
| Jun 3, 2026 | Madormo Richard | SVP, Worldwide Sales | Sell (S) | 5K | $264K |
| May 22, 2026 | Coleman Troy | SVP, General Manager, Products | Sell (S) | 5K | $206K |
| May 21, 2026 | Webster Roald Graham | VP, Chief Accounting Officer | Sell (S) | 5K | $234K |
| May 18, 2026 | Kent Ian | SVP, Global Operations | Sell (S) | 3K | $110K |
| May 16, 2026 | Coleman Troy | SVP, General Manager, Products | Tax withholding (F) | 10K | $417K |
| May 16, 2026 | Briansky Sharon | SVP, GC and Secretary | Tax withholding (F) | 14K | $601K |
| May 16, 2026 | Doogue Michael | President and CEO, Director | Tax withholding (F) | 61K | $2.6M |
| May 16, 2026 | Webster Roald Graham | VP, Chief Accounting Officer | Tax withholding (F) | 4K | $184K |
| May 16, 2026 | Madormo Richard | SVP, Worldwide Sales | Tax withholding (F) | 5K | $234K |
| May 16, 2026 | D'Antilio Derek | EVP, CFO & Treasurer | Tax withholding (F) | 38K | $1.6M |
| May 16, 2026 | Hagen Erin | SVP, CHRO | Tax withholding (F) | 6K | $251K |
| Company | Co-held by | Combined value |
|---|---|---|
| NVIDIA CORPNVDA | 109 funds | $68.7B |
| MICROSOFT CORPMSFT | 109 funds | $46.2B |
| AMAZON.COM INCAMZN | 107 funds | $38.9B |
| ALPHABET INC-CL AGOOGL | 105 funds | $30.5B |
| BROADCOM INCAVGO | 105 funds | $24.2B |
| ELI LILLY & COLLY | 105 funds | $12.0B |
| VISA INC-CLASS A SHARESV | 105 funds | $9.8B |
| SERVICENOW INCNOW | 105 funds | $3.5B |
| MASTERCARD INC - AMA | 104 funds | $8.7B |
| BOSTON SCIENTIFIC CORPBSX | 104 funds | $3.8B |
| SCHWAB (CHARLES) CORPSCHW | 104 funds | $2.7B |
| APPLE INCAAPL | 103 funds | $52.9B |
Ranked by how many of ALGM's institutional holders also hold each name, a cross-fund conviction signal. Via the MCP server (ticker.co_held).
13F holdings + Form 4 insider transactions + end-of-day price history + the live filing stream, joined for ALGM. Filings are public domain, sourced to SEC EDGAR; price series derived from end-of-day closes. Every panel above is one call to the Arkolith API & MCP server.