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/PRIM/capital-change-brief"
Use Arkolith's capital_change_brief for PRIM. Tell me what changed, whether insider activity corroborates it, and cite the SEC evidence.
| # | Fund | Position value | Shares | Last move | As of | History |
|---|---|---|---|---|---|---|
| 1 | BlackRock, Inc. | $1.2B | 8.3M | ▲+0.5% Added · +45K sh | Q1 2026 | |
| 2 | VANGUARD PORTFOLIO MANAGEMENT LLC | $522.7M | 3.7M | ▲New +3.7M sh | Q1 2026 | |
| 3 | FULLER & THALER ASSET MANAGEMENT, INC. | $424.4M | 3.0M | ▼−2.3% Reduced · −71K sh | Q1 2026 | |
| 4 | FIRST TRUST ADVISORS LP | $412.8M | 2.9M | ▲+47% Added · +928K sh | Q1 2026 | |
| 5 | VANGUARD CAPITAL MANAGEMENT LLC | $334.1M | 2.3M | ▲New +2.3M sh | Q1 2026 | |
| 6 | STATE STREET CORP | $295.3M | 2.1M | ▲+2.6% Added · +52K sh | Q1 2026 | |
| 7 | GEODE CAPITAL MANAGEMENT, LLC | $208.3M | 1.5M | ▲+9.9% Added · +131K sh | Q1 2026 | |
| 8 | DIMENSIONAL FUND ADVISORS LP | $165.8M | 1.2M | ▼−4.6% Reduced · −56K sh | Q1 2026 | |
| 9 | AMERICAN CENTURY COMPANIES INC | $154.2M | 1.1M | ▲+1.8% Added · +19K sh | Q1 2026 | |
| 10 | Artemis Investment Management LLP | $125.8M | 880K | ▲+10.0% Added · +80K sh | Q1 2026 | |
| 11 | NORGES BANK | $103.4M | 833K | ▲10× Added · +751K sh | Q4 2025 | |
| 12 | CONGRESS ASSET MANAGEMENT CO | $117.0M | 818K | ▲+0.3% Added · +3K sh | Q1 2026 | |
| 13 | WESTFIELD CAPITAL MANAGEMENT CO LP | $106.3M | 743K | ▼−22% Reduced · −209K sh | Q1 2026 | |
| 14 | GOLDMAN SACHS GROUP INC | $106.3M | 743K | ▲+21% Added · +131K sh | Q1 2026 | |
| 15 | PRICE T ROWE ASSOCIATES INC /MD/ | $102.2M | 715K | ▲+34% Added · +180K sh | Q1 2026 | |
| 16 | FMR LLC | $101.0M | 706K | ▼−1.1% Reduced · −8K sh | Q1 2026 | |
| 17 | CHARLES SCHWAB INVESTMENT MANAGEMENT INC | $97.8M | 684K | ▼−3.8% Reduced · −27K sh | Q1 2026 | |
| 18 | ALLIANCEBERNSTEIN L.P. | $84.8M | 683K | ▼−16% Reduced · −126K sh | Q1 2026 | |
| 19 | Merewether Investment Management, LP | $96.5M | 675K | ▼−14% Reduced · −107K sh | Q1 2026 | |
| 20 | JPMORGAN CHASE & CO | $82.4M | 613K | ▼−8.8% Reduced · −59K sh | Q1 2026 | |
| 21 | UBS Group AG | $85.2M | 596K | ▼−6.8% Reduced · −43K sh | Q1 2026 | |
| 22 | MORGAN STANLEY | $79.5M | 556K | ▼−6.2% Reduced · −37K sh | Q1 2026 | |
| 23 | NORTHERN TRUST CORP | $73.9M | 516K | ▲+2.9% Added · +14K sh | Q1 2026 | |
| 24 | MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd. | $60.5M | 423K | ▲+8.1% Added · +32K sh | Q1 2026 | |
| 25 | FEDERATED HERMES, INC. | $59.4M | 415K | ▼−17% Reduced · −82K 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 15, 2026 | MCCALLISTER TERRY D | Director | Buy (P) | 20 | $2K |
| May 28, 2026 | Perisich John M. | CHIEF LEGAL AND ADMIN OFFICER | Sell (S) | 2K | $268K |
| May 28, 2026 | Perisich John M. | CHIEF LEGAL AND ADMIN OFFICER | Sell (S) | 9K | $1.2M |
| May 28, 2026 | Perisich John M. | CHIEF LEGAL AND ADMIN OFFICER | Sell (S) | 6K | $768K |
| May 28, 2026 | Perisich John M. | CHIEF LEGAL AND ADMIN OFFICER | Sell (S) | 6K | $791K |
| May 28, 2026 | Perisich John M. | CHIEF LEGAL AND ADMIN OFFICER | Sell (S) | 6K | $760K |
| May 28, 2026 | Perisich John M. | CHIEF LEGAL AND ADMIN OFFICER | Sell (S) | 105 | $14K |
| May 27, 2026 | Vadlamudi Koti | PRESIDENT & CEO, Director | Buy (P) | 8K | $1.0M |
| May 26, 2026 | King David Lee | Director | Sell (S) | 12K | $1.5M |
| May 26, 2026 | King David Lee | Director | Sell (S) | 4K | $469K |
| May 26, 2026 | King David Lee | Director | Sell (S) | 4K | $451K |
| Apr 30, 2026 | Ching Michael E. | Director | Grant (A) | 268 | — |
| Company | Co-held by | Combined value |
|---|---|---|
| MICROSOFT CORPMSFT | 164 funds | $64.2B |
| AMAZON.COM INCAMZN | 160 funds | $49.2B |
| ALPHABET INC-CL AGOOGL | 160 funds | $42.5B |
| BROADCOM INCAVGO | 160 funds | $32.8B |
| META PLATFORMS INC-CLASS AMETA | 160 funds | $28.1B |
| JPMORGAN CHASE & COJPM | 159 funds | $19.3B |
| APPLE INCAAPL | 158 funds | $72.8B |
| VISA INC-CLASS A SHARESV | 158 funds | $14.2B |
| NVIDIA CORPNVDA | 157 funds | $84.9B |
| ALPHABET INC-CL CGOOG | 157 funds | $26.5B |
| MASTERCARD INC - AMA | 157 funds | $10.4B |
| ELI LILLY & COLLY | 156 funds | $15.7B |
Ranked by how many of PRIM'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 PRIM. 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.