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/OLN/capital-change-brief"
Use Arkolith's capital_change_brief for OLN. Tell me what changed, whether insider activity corroborates it, and cite the SEC evidence.
| # | Fund | Position value | Shares | Last move | As of | History |
|---|---|---|---|---|---|---|
| 1 | HOTCHKIS & WILEY CAPITAL MANAGEMENT LLC | $448.5M | 15.1M | ▼−1.3% Reduced · −194K sh | Q1 2026 | |
| 2 | BlackRock, Inc. | $341.5M | 11.5M | ▼−3.9% Reduced · −465K sh | Q1 2026 | |
| 3 | DIMENSIONAL FUND ADVISORS LP | $167.3M | 5.6M | ▲+22% Added · +1.0M sh | Q1 2026 | |
| 4 | VANGUARD PORTFOLIO MANAGEMENT LLC | $161.7M | 5.4M | ▲New +5.4M sh | Q1 2026 | |
| 5 | VANGUARD CAPITAL MANAGEMENT LLC | $149.8M | 5.0M | ▲New +5.0M sh | Q1 2026 | |
| 6 | FULLER & THALER ASSET MANAGEMENT, INC. | $149.1M | 5.0M | ▼−15% Reduced · −867K sh | Q1 2026 | |
| 7 | STATE STREET CORP | $142.7M | 4.8M | ▲+1.3% Added · +63K sh | Q1 2026 | |
| 8 | PZENA INVESTMENT MANAGEMENT LLC | $131.8M | 4.4M | ▼−1.7% Reduced · −76K sh | Q1 2026 | |
| 9 | YACKTMAN ASSET MANAGEMENT LP | $121.7M | 4.1M | ▲+4.3% Added · +170K sh | Q1 2026 | |
| 10 | GOLDMAN SACHS GROUP INC | $84.3M | 2.8M | ▲+534% Added · +2.4M sh | Q1 2026 | |
| 11 | GEODE CAPITAL MANAGEMENT, LLC | $62.8M | 2.1M | ▲+4.0% Added · +81K sh | Q1 2026 | |
| 12 | SEMPER AUGUSTUS INVESTMENTS GROUP LLC | $60.3M | 2.0M | ▲+4.4% Added · +86K sh | Q1 2026 | |
| 13 | BANK OF AMERICA CORP /DE/ | $52.7M | 1.8M | ▼−1.1% Reduced · −19K sh | Q1 2026 | |
| 14 | MORGAN STANLEY | $49.1M | 1.7M | ▼−9.3% Reduced · −169K sh | Q1 2026 | |
| 15 | CITADEL ADVISORS LLC | $48.8M | 1.6M | ▲+98% Added · +813K sh | Q1 2026 | |
| 16 | CHARLES SCHWAB INVESTMENT MANAGEMENT INC | $46.3M | 1.6M | ▲+4.5% Added · +68K sh | Q1 2026 | |
| 17 | Bank of New York Mellon Corp | $36.7M | 1.2M | ▲+1.0% Added · +12K sh | Q1 2026 | |
| 18 | TWO SIGMA INVESTMENTS, LP | $35.5M | 1.2M | ▲New +1.2M sh | Q1 2026 | |
| 19 | AQR CAPITAL MANAGEMENT LLC | $34.7M | 1.2M | ▲+89% Added · +550K sh | Q1 2026 | |
| 20 | UBS Group AG | $33.4M | 1.1M | ▲+2.2% Added · +24K sh | Q1 2026 | |
| 21 | MILLENNIUM MANAGEMENT LLC | $31.7M | 1.1M | ▲30× Added · +1.0M sh | Q1 2026 | |
| 22 | NORTHERN TRUST CORP | $29.4M | 989K | ▲+2.8% Added · +27K sh | Q1 2026 | |
| 23 | Gotham Asset Management, LLC | $23.5M | 791K | ▲+138% Added · +459K sh | Q1 2026 | |
| 24 | VICTORY CAPITAL MANAGEMENT INC | $23.3M | 782K | ▼−3.6% Reduced · −30K sh | Q1 2026 | |
| 25 | RAYMOND JAMES FINANCIAL INC | $21.5M | 722K | ▲+322% Added · +551K 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 17, 2026 | Carter Deon | VP & President CAPV | Option exercise (M) | 3K | — |
| Jun 17, 2026 | Carter Deon | VP & President CAPV | Tax withholding (F) | 609 | $15K |
| Jun 17, 2026 | Carter Deon | VP & President CAPV | Option exercise (M) | 3K | $0 |
| Jun 1, 2026 | Kohl Florian J | VP & Pres,Epoxy&International | Option exercise (M) | 1K | — |
| Jun 1, 2026 | Kohl Florian J | VP & Pres,Epoxy&International | Tax withholding (F) | 492 | $13K |
| Jun 1, 2026 | Kohl Florian J | VP & Pres,Epoxy&International | Option exercise (M) | 1K | $0 |
| May 15, 2026 | Kohl Florian J | VP & Pres,Epoxy&International | Option exercise (M) | 3K | — |
| May 15, 2026 | Kohl Florian J | VP & Pres,Epoxy&International | Tax withholding (F) | 819 | $22K |
| May 15, 2026 | Kohl Florian J | VP & Pres,Epoxy&International | Option exercise (M) | 3K | $0 |
| May 1, 2026 | Babcock Beverley A | Director | Grant (A) | 2K | $60K |
| May 1, 2026 | Babcock Beverley A | Director | Grant (A) | 5K | $140K |
| May 1, 2026 | Weideman William H | Director | Grant (A) | 7K | $200K |
| Company | Co-held by | Combined value |
|---|---|---|
| MICROSOFT CORPMSFT | 132 funds | $45.0B |
| ALPHABET INC-CL AGOOGL | 131 funds | $31.4B |
| META PLATFORMS INC-CLASS AMETA | 129 funds | $22.3B |
| AMAZON.COM INCAMZN | 128 funds | $39.2B |
| NVIDIA CORPNVDA | 127 funds | $67.1B |
| COMCAST CORP-CLASS ACMCSA | 126 funds | $4.1B |
| BROADCOM INCAVGO | 124 funds | $22.7B |
| VISA INC-CLASS A SHARESV | 124 funds | $10.0B |
| APPLE INCAAPL | 123 funds | $55.0B |
| ELI LILLY & COLLY | 123 funds | $11.7B |
| UNITEDHEALTH GROUP INCUNH | 123 funds | $4.6B |
| GENERAL DYNAMICS CORPGD | 123 funds | $2.5B |
Ranked by how many of OLN'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 OLN. 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.