The public view is the crawlable proof. The same sourced dataset is available through REST and MCP for agents, research scripts, and back-office tools.
This stock page is the Follow view. The Build view lets your agent query CMPR owners, fund changes, insider filings, and source links through REST or MCP.
curl -H "Authorization: Bearer YOUR_API_KEY" \ "https://arkolith.com/api/v1/stocks/CMPR"
Use Arkolith to show who owns CMPR, which funds added or reduced it, and which SEC filings prove each claim.
| # | Fund | Position value | Shares | Last move | As of | History |
|---|---|---|---|---|---|---|
| 1 | Rubric Capital Management LP | $118.9M | 1.6M | ▲+6.8% Added · +104K sh | Q1 2026 | |
| 2 | SPRUCE HOUSE INVESTMENT MANAGEMENT LLC | $89.3M | 1.2M | ▼−17% Reduced · −243K sh | Q1 2026 | |
| 3 | VANGUARD PORTFOLIO MANAGEMENT LLC | $61.8M | 847K | ▲New +847K sh | Q1 2026 | |
| 4 | DIAMOND HILL CAPITAL MANAGEMENT INC | $53.0M | 726K | ▼−1.9% Reduced · −14K sh | Q1 2026 | |
| 5 | ArrowMark Colorado Holdings LLC | $49.1M | 673K | ▼−24% Reduced · −210K sh | Q1 2026 | |
| 6 | STATE STREET CORP | $27.7M | 380K | ▲+6.4% Added · +23K sh | Q1 2026 | |
| 7 | Connor, Clark & Lunn Investment Management Ltd. | $8.0M | 109K | ▼−17% Reduced · −23K sh | Q1 2026 | |
| 8 | VANGUARD FIDUCIARY TRUST CO | $7.3M | 99K | ▲New +99K sh | Q1 2026 | |
| 9 | Sequoia Financial Advisors, LLC | $5.6M | 77K | ▲+4.9% Added · +4K sh | Q1 2026 | |
| 10 | Pallas Capital Advisors LLC | $3.9M | 53K | ▲+38% Added · +15K sh | Q1 2026 | |
| 11 | IEQ CAPITAL, LLC | $3.8M | 52K | ▼−10% Reduced · −6K sh | Q1 2026 | |
| 12 | Man Group plc | $3.6M | 49K | ▲+24% Added · +10K sh | Q1 2026 | |
| 13 | WEDGE CAPITAL MANAGEMENT L L P/NC | $2.6M | 36K | ▲+22% Added · +6K sh | Q1 2026 | |
| 14 | CITADEL ADVISORS LLC | $1.9M | 26K | ▲+47% Added · +8K sh | Q1 2026 | |
| 15 | CWM, LLC | $1.5M | 21K | ▼−0.3% Reduced · −74 sh | Q1 2026 | |
| 16 | WEALTH ENHANCEMENT ADVISORY SERVICES, LLC | $1.2M | 17K | ▲+33% Added · +4K sh | Q1 2026 | |
| 17 | TUDOR INVESTMENT CORP ET AL | $1.1M | 15K | ▲New +15K sh | Q1 2026 | |
| 18 | Allspring Global Investments Holdings, LLC | $1.0M | 14K | ▲+12% Added · +1K sh | Q1 2026 | |
| 19 | MetLife Investment Management, LLC | $696K | 10K | ▼−0.8% Reduced · −75 sh | Q1 2026 | |
| 20 | TEACHER RETIREMENT SYSTEM OF TEXAS | $543K | 7K | ▼−62% Reduced · −12K sh | Q1 2026 | |
| 21 | Daiwa Securities Group Inc. | $392K | 5K | ▲+8.7% Added · +430 sh | Q1 2026 | |
| 22 | Grantham, Mayo, Van Otterloo & Co. LLC | $374K | 5K | —Held | Q1 2026 | |
| 23 | INTECH INVESTMENT MANAGEMENT LLC | $367K | 5K | ▼−19% Reduced · −1K sh | Q1 2026 | |
| 24 | STATE BOARD OF ADMINISTRATION OF FLORIDA RETIREMENT SYSTEM | $319K | 4K | —Held | Q1 2026 | |
| 25 | Zurcher Kantonalbank (Zurich Cantonalbank) | $284K | 4K | —Held | 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 |
|---|---|---|---|---|---|
| Feb 15, 2026 | Keane Robert S | CEO, Chairman, Director | Option exercise (M) | 10K | $0 |
| Feb 15, 2026 | Keane Robert S | CEO, Chairman, Director | Option exercise (M) | 146 | $0 |
| Feb 15, 2026 | Quinn Sean Edward | EVP, Chief Financial Officer | Option exercise (M) | 2K | $0 |
| Feb 15, 2026 | Quinn Sean Edward | EVP, Chief Financial Officer | Option exercise (M) | 5K | $0 |
| Feb 15, 2026 | Keane Robert S | CEO, Chairman, Director | Option exercise (M) | 146 | $0 |
| Feb 15, 2026 | Baumgartner Florian | EVP and CEO, Vista | Option exercise (M) | 4K | $0 |
| Feb 15, 2026 | Baumgartner Florian | EVP and CEO, Vista | Option exercise (M) | 2K | $0 |
| Feb 15, 2026 | Baumgartner Florian | EVP and CEO, Vista | Option exercise (M) | 1K | $0 |
| Feb 15, 2026 | Keane Robert S | CEO, Chairman, Director | Tax withholding (F) | 4K | $306K |
| Feb 15, 2026 | Keane Robert S | CEO, Chairman, Director | Option exercise (M) | 10K | $0 |
| Feb 15, 2026 | Keane Robert S | CEO, Chairman, Director | Option exercise (M) | 3K | $0 |
| Feb 15, 2026 | Keane Robert S | CEO, Chairman, Director | Option exercise (M) | 3K | $0 |
| Company | Co-held by | Combined value |
|---|---|---|
| MICROSOFT CORPMSFT | 53 funds | $26.2B |
| VISA INC-CLASS A SHARESV | 53 funds | $5.4B |
| NVIDIA CORPNVDA | 52 funds | $32.5B |
| AMAZON.COM INCAMZN | 52 funds | $18.3B |
| META PLATFORMS INC-CLASS AMETA | 52 funds | $12.4B |
| JPMORGAN CHASE & COJPM | 52 funds | $7.0B |
| COSTCO WHOLESALE CORPCOST | 52 funds | $4.1B |
| CHEVRON CORPCVX | 52 funds | $3.1B |
| BANK OF AMERICA CORPBAC | 52 funds | $2.7B |
| TJX COMPANIES INCTJX | 52 funds | $2.5B |
| MORGAN STANLEYMS | 52 funds | $1.9B |
| GENERAL MOTORS COGM | 52 funds | $1.4B |
Ranked by how many of CMPR'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 CMPR. 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.