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/OLMA/capital-change-brief"
Use Arkolith's capital_change_brief for OLMA. 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 | $154.9M | 10.4M | ▲+107% Added · +5.4M sh | Q1 2026 | |
| 2 | Paradigm Biocapital Advisors LP | $119.6M | 8.0M | ▲+6.3% Added · +476K sh | Q1 2026 | |
| 3 | Bain Capital Life Sciences Investors, LLC | $111.4M | 7.5M | ▼−12% Reduced · −1.0M sh | Q1 2026 | |
| 4 | JANUS HENDERSON GROUP PLC | $106.0M | 7.1M | ▲+5.9% Added · +398K sh | Q1 2026 | |
| 5 | BlackRock, Inc. | $84.3M | 5.7M | ▲+1.6% Added · +89K sh | Q1 2026 | |
| 6 | BVF INC/IL | $79.0M | 5.3M | —Held | Q1 2026 | |
| 7 | Siren, L.L.C. | $70.9M | 4.8M | ▲+44% Added · +1.5M sh | Q1 2026 | |
| 8 | STATE STREET CORP | $58.7M | 3.9M | ▲+109% Added · +2.1M sh | Q1 2026 | |
| 9 | Cormorant Asset Management, LP | $58.1M | 3.9M | ▲+42% Added · +1.1M sh | Q1 2026 | |
| 10 | Logos Global Management LP | $47.8M | 3.2M | —Held | Q1 2026 | |
| 11 | VANGUARD CAPITAL MANAGEMENT LLC | $46.0M | 3.1M | ▲New +3.1M sh | Q1 2026 | |
| 12 | RA CAPITAL MANAGEMENT, L.P. | $38.8M | 2.6M | —Held | Q1 2026 | |
| 13 | JENNISON ASSOCIATES LLC | $27.2M | 1.8M | ▲+89% Added · +858K sh | Q1 2026 | |
| 14 | Polar Capital Holdings Plc | $23.9M | 1.6M | ▲+16% Added · +223K sh | Q1 2026 | |
| 15 | GEODE CAPITAL MANAGEMENT, LLC | $23.0M | 1.5M | ▲+23% Added · +287K sh | Q1 2026 | |
| 16 | Defilade Capital Management, L.P. | $22.4M | 1.5M | ▲+22% Added · +270K sh | Q1 2026 | |
| 17 | Woodline Partners LP | $22.1M | 1.5M | ▲~0% Added · +100 sh | Q1 2026 | |
| 18 | Lightspeed Management Company, L.L.C. | $20.2M | 1.4M | ▼−30% Reduced · −576K sh | Q1 2026 | |
| 19 | FRANKLIN RESOURCES INC | $18.2M | 1.2M | ▼−51% Reduced · −1.3M sh | Q1 2026 | |
| 20 | MORGAN STANLEY | $18.1M | 1.2M | ▲+83% Added · +550K sh | Q1 2026 | |
| 21 | PRICE T ROWE ASSOCIATES INC /MD/ | $17.6M | 1.2M | ▲+7.9% Added · +87K sh | Q1 2026 | |
| 22 | TWO SIGMA INVESTMENTS, LP | $17.4M | 1.2M | ▲+197% Added · +776K sh | Q1 2026 | |
| 23 | DIMENSIONAL FUND ADVISORS LP | $16.1M | 1.1M | ▲+13% Added · +124K sh | Q1 2026 | |
| 24 | GOLDMAN SACHS GROUP INC | $15.6M | 1.0M | ▲+28% Added · +228K sh | Q1 2026 | |
| 25 | Duquesne Family Office LLC | $14.7M | 987K | ▲New +987K 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 18, 2026 | Harmon Cyrus | Director | Grant (A) | 30K | $0 |
| Jun 18, 2026 | BUTITTA CYNTHIA M | Director | Grant (A) | 30K | $0 |
| Jun 18, 2026 | Garland J. Scott | Director | Grant (A) | 30K | $0 |
| Jun 18, 2026 | Hrustanovic Gorjan | Director | Grant (A) | 30K | $0 |
| Jun 18, 2026 | CLARK IAN T | Director | Grant (A) | 30K | $0 |
| Jun 18, 2026 | Larson Yi | Director | Grant (A) | 30K | $0 |
| Jun 18, 2026 | Horning Sandra | Director | Grant (A) | 30K | $0 |
| Jun 18, 2026 | Raman Prakash | Director | Grant (A) | 30K | $0 |
| Jun 18, 2026 | RAPPAPORT ANDREW | Director | Grant (A) | 30K | $0 |
| Jun 18, 2026 | BVF PARTNERS L P/IL | Director | Grant (A) | 30K | $0 |
| Jun 18, 2026 | Graham G. Walmsley | Director | Grant (A) | 30K | $0 |
| Apr 28, 2026 | Raman Prakash | Director | Grant (A) | 24K | $0 |
| Company | Co-held by | Combined value |
|---|---|---|
| ELI LILLY & COLLY | 71 funds | $8.9B |
| BOSTON SCIENTIFIC CORPBSX | 71 funds | $2.5B |
| NVIDIA CORPNVDA | 69 funds | $49.1B |
| MICROSOFT CORPMSFT | 69 funds | $30.4B |
| AMAZON.COM INCAMZN | 69 funds | $26.8B |
| META PLATFORMS INC-CLASS AMETA | 69 funds | $14.8B |
| ALPHABET INC-CL AGOOGL | 68 funds | $20.0B |
| BROADCOM INCAVGO | 68 funds | $19.0B |
| DEXCOM INCDXCM | 67 funds | $562.4M |
| INTUITIVE SURGICAL INCISRG | 66 funds | $3.7B |
| TESLA INCTSLA | 65 funds | $11.0B |
| VISA INC-CLASS A SHARESV | 65 funds | $6.4B |
Ranked by how many of OLMA'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 OLMA. 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.