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/PRAX/capital-change-brief"
Use Arkolith's capital_change_brief for PRAX. Tell me what changed, whether insider activity corroborates it, and cite the SEC evidence.
| # | Fund | Position value | Shares | Last move | As of | History |
|---|---|---|---|---|---|---|
| 1 | JANUS HENDERSON GROUP PLC | $1.1B | 3.5M | ▲+6.8% Added · +219K sh | Q1 2026 | |
| 2 | Orbis Allan Gray Ltd | $796.6M | 2.5M | ▲+97% Added · +1.2M sh | Q1 2026 | |
| 3 | BlackRock, Inc. | $749.1M | 2.3M | ▲+12% Added · +246K sh | Q1 2026 | |
| 4 | FMR LLC | $696.2M | 2.2M | ▲+59% Added · +802K sh | Q1 2026 | |
| 5 | PERCEPTIVE ADVISORS LLC | $656.0M | 2.0M | ▲+2.0% Added · +40K sh | Q1 2026 | |
| 6 | BAKER BROS. ADVISORS LP | $564.9M | 1.8M | ▲+56% Added · +627K sh | Q1 2026 | |
| 7 | VANGUARD CAPITAL MANAGEMENT LLC | $393.7M | 1.2M | ▲New +1.2M sh | Q1 2026 | |
| 8 | DEERFIELD MANAGEMENT COMPANY, L.P. | $310.4M | 963K | ▲+6.6% Added · +60K sh | Q1 2026 | |
| 9 | Cormorant Asset Management, LP | $285.3M | 886K | ▼−6.8% Reduced · −65K sh | Q1 2026 | |
| 10 | STATE STREET CORP | $284.9M | 884K | ▲+0.2% Added · +2K sh | Q1 2026 | |
| 11 | MORGAN STANLEY | $268.5M | 833K | ▼−6.3% Reduced · −56K sh | Q1 2026 | |
| 12 | ADAGE CAPITAL PARTNERS GP, L.L.C. | $262.8M | 816K | ▼−15% Reduced · −150K sh | Q1 2026 | |
| 13 | VANGUARD PORTFOLIO MANAGEMENT LLC | $243.8M | 757K | ▲New +757K sh | Q1 2026 | |
| 14 | GOLDMAN SACHS GROUP INC | $229.0M | 711K | ▼−0.8% Reduced · −5K sh | Q1 2026 | |
| 15 | GEODE CAPITAL MANAGEMENT, LLC | $209.8M | 651K | ▲+16% Added · +89K sh | Q1 2026 | |
| 16 | PRICE T ROWE ASSOCIATES INC /MD/ | $203.3M | 631K | ▼−20% Reduced · −155K sh | Q1 2026 | |
| 17 | BANK OF AMERICA CORP /DE/ | $172.2M | 535K | ▲+2.3% Added · +12K sh | Q1 2026 | |
| 18 | RA CAPITAL MANAGEMENT, L.P. | $120.4M | 374K | —Held | Q1 2026 | |
| 19 | Hood River Capital Management LLC | $115.5M | 359K | ▲+24% Added · +69K sh | Q1 2026 | |
| 20 | Vivo Capital, LLC | $109.2M | 339K | ▲+3.0% Added · +10K sh | Q1 2026 | |
| 21 | Soleus Capital Management, L.P. | $106.5M | 331K | ▼−8.9% Reduced · −32K sh | Q1 2026 | |
| 22 | Pictet Asset Management Holding SA | $91.4M | 287K | ▲+19% Added · +46K sh | Q1 2026 | |
| 23 | Logos Global Management LP | $91.8M | 285K | ▼−24% Reduced · −90K sh | Q1 2026 | |
| 24 | FRANKLIN RESOURCES INC | $89.0M | 276K | ▼−22% Reduced · −80K sh | Q1 2026 | |
| 25 | NORTHERN TRUST CORP | $73.4M | 228K | ▲+19% Added · +36K 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 8, 2026 | Souza Marcio | Chief Executive Officer, Director | Gift (G) | 21K | $0 |
| Jul 8, 2026 | Souza Marcio | Chief Executive Officer, Director | Gift (G) | 3K | $0 |
| Jun 24, 2026 | DeSimone Jill | Director | Option exercise (M) | 9K | $379K |
| Jun 24, 2026 | DeSimone Jill | Director | Option exercise (M) | 3K | $447K |
| Jun 24, 2026 | DeSimone Jill | Director | Sell (S) | 10 | $3K |
| Jun 24, 2026 | DeSimone Jill | Director | Sell (S) | 120 | $36K |
| Jun 24, 2026 | DeSimone Jill | Director | Sell (S) | 320 | $98K |
| Jun 24, 2026 | DeSimone Jill | Director | Sell (S) | 683 | $210K |
| Jun 24, 2026 | DeSimone Jill | Director | Sell (S) | 1K | $382K |
| Jun 24, 2026 | DeSimone Jill | Director | Sell (S) | 999 | $309K |
| Jun 24, 2026 | DeSimone Jill | Director | Sell (S) | 2K | $544K |
| Jun 24, 2026 | DeSimone Jill | Director | Sell (S) | 3K | $890K |
| Company | Co-held by | Combined value |
|---|---|---|
| BOSTON SCIENTIFIC CORPBSX | 80 funds | $2.3B |
| NVIDIA CORPNVDA | 78 funds | $60.1B |
| MICROSOFT CORPMSFT | 78 funds | $40.6B |
| ELI LILLY & COLLY | 77 funds | $11.8B |
| UNITEDHEALTH GROUP INCUNH | 76 funds | $3.4B |
| AMAZON.COM INCAMZN | 75 funds | $29.3B |
| ALPHABET INC-CL AGOOGL | 75 funds | $26.2B |
| BROADCOM INCAVGO | 75 funds | $22.3B |
| META PLATFORMS INC-CLASS AMETA | 75 funds | $18.0B |
| INTUITIVE SURGICAL INCISRG | 75 funds | $3.3B |
| MICRON TECHNOLOGY INCMU | 74 funds | $7.8B |
| DANAHER CORPDHR | 74 funds | $1.8B |
Ranked by how many of PRAX'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 PRAX. 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.