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/PRMB/capital-change-brief"
Use Arkolith's capital_change_brief for PRMB. Tell me what changed, whether insider activity corroborates it, and cite the SEC evidence.
| # | Fund | Position value | Shares | Last move | As of | History |
|---|---|---|---|---|---|---|
| 1 | One Rock Capital Partners, LLC | $2.2B | 116.2M | —Held | Q1 2026 | |
| 2 | FMR LLC | $548.7M | 29.1M | ▼−20% Reduced · −7.1M sh | Q1 2026 | |
| 3 | Sachem Head Capital Management LP | $321.9M | 17.1M | ▲New +17.1M sh | Q1 2026 | |
| 4 | SAMLYN CAPITAL, LLC | $313.1M | 16.6M | ▲+323% Added · +12.7M sh | Q1 2026 | |
| 5 | AMERIPRISE FINANCIAL INC | $275.4M | 14.6M | ▲+12% Added · +1.5M sh | Q1 2026 | |
| 6 | FULLER & THALER ASSET MANAGEMENT, INC. | $265.9M | 14.1M | ▼−2.3% Reduced · −331K sh | Q1 2026 | |
| 7 | WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC | $245.8M | 13.1M | ▲+3.4% Added · +429K sh | Q1 2026 | |
| 8 | BlackRock, Inc. | $217.7M | 11.6M | ▲+3.1% Added · +351K sh | Q1 2026 | |
| 9 | VANGUARD PORTFOLIO MANAGEMENT LLC | $212.9M | 11.3M | ▲New +11.3M sh | Q1 2026 | |
| 10 | VANGUARD CAPITAL MANAGEMENT LLC | $202.5M | 10.8M | ▲New +10.8M sh | Q1 2026 | |
| 11 | Palestra Capital Management LLC | $170.4M | 9.0M | ▲+126% Added · +5.1M sh | Q1 2026 | |
| 12 | Point72 Asset Management, L.P. | $157.6M | 8.4M | ▲+32% Added · +2.0M sh | Q1 2026 | |
| 13 | Allspring Global Investments Holdings, LLC | $133.1M | 7.1M | ▲+58% Added · +2.6M sh | Q1 2026 | |
| 14 | BANK OF AMERICA CORP /DE/ | $114.2M | 6.1M | ▲+42% Added · +1.8M sh | Q1 2026 | |
| 15 | NORGES BANK | $74.1M | 4.5M | ▲+28% Added · +986K sh | Q4 2025 | |
| 16 | STATE STREET CORP | $84.8M | 4.5M | ▲+1.7% Added · +76K sh | Q1 2026 | |
| 17 | GEODE CAPITAL MANAGEMENT, LLC | $81.0M | 4.3M | ▲+1.2% Added · +50K sh | Q1 2026 | |
| 18 | DEPRINCE RACE & ZOLLO INC | $72.2M | 3.8M | ▲+442% Added · +3.1M sh | Q1 2026 | |
| 19 | MORGAN STANLEY | $55.9M | 3.0M | ▼−39% Reduced · −1.9M sh | Q1 2026 | |
| 20 | JPMORGAN CHASE & CO | $54.3M | 2.9M | ▼−13% Reduced · −423K sh | Q1 2026 | |
| 21 | Rubric Capital Management LP | $52.4M | 2.8M | ▼−23% Reduced · −846K sh | Q1 2026 | |
| 22 | Park West Asset Management LLC | $51.1M | 2.7M | ▲+117% Added · +1.5M sh | Q1 2026 | |
| 23 | MILLENNIUM MANAGEMENT LLC | $47.3M | 2.5M | ▼−38% Reduced · −1.5M sh | Q1 2026 | |
| 24 | Clearline Capital LP | $43.0M | 2.3M | ▼−8.4% Reduced · −211K sh | Q1 2026 | |
| 25 | UBS Group AG | $38.1M | 2.0M | ▼−29% Reduced · −815K 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 |
|---|---|---|---|---|---|
| Jul 14, 2026 | Sudhanshu Priyadarshi | Director | Grant (A) | 6K | $0 |
| Jun 30, 2026 | STANBROOK STEVEN P | Director | Grant (A) | 1K | $30K |
| May 15, 2026 | Brimmer Andrea C | Director | Grant (A) | 7K | $0 |
| Apr 28, 2026 | Cramer Michael John | Director | Grant (A) | 9K | $0 |
| Apr 28, 2026 | Bomhard Britta | Director | Grant (A) | 9K | $0 |
| Apr 28, 2026 | Fowden Jeremy SG | Director | Grant (A) | 9K | $0 |
| Apr 28, 2026 | Cates Susan E. | Director | Grant (A) | 9K | $0 |
| Apr 28, 2026 | Metropoulos C. Dean | Director | Grant (A) | 429 | $8K |
| Apr 28, 2026 | PAK MINSOK | Director | Grant (A) | 9K | $0 |
| Apr 28, 2026 | Prim Billy D | Director | Grant (A) | 9K | $0 |
| Apr 28, 2026 | STANBROOK STEVEN P | Director | Grant (A) | 9K | $0 |
| Mar 31, 2026 | Metropoulos C. Dean | Director | Grant (A) | 1K | $27K |
| Company | Co-held by | Combined value |
|---|---|---|
| MICROSOFT CORPMSFT | 122 funds | $46.5B |
| NVIDIA CORPNVDA | 121 funds | $69.5B |
| AMAZON.COM INCAMZN | 120 funds | $41.7B |
| META PLATFORMS INC-CLASS AMETA | 117 funds | $21.5B |
| ALPHABET INC-CL AGOOGL | 114 funds | $30.8B |
| BROADCOM INCAVGO | 112 funds | $24.8B |
| VISA INC-CLASS A SHARESV | 112 funds | $10.0B |
| CAPITAL ONE FINANCIAL CORPCOF | 112 funds | $3.2B |
| ELI LILLY & COLLY | 111 funds | $12.0B |
| ADVANCED MICRO DEVICESAMD | 111 funds | $6.0B |
| APPLE INCAAPL | 109 funds | $54.5B |
| COSTCO WHOLESALE CORPCOST | 109 funds | $8.2B |
Ranked by how many of PRMB'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 PRMB. 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.