296 tracked 13F filers disclose a position in OPCH as of the latest SEC 13F filings, a combined $3.8B in reported value. 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.
| # | Fund | Position value | Shares | Last move | As of | History |
|---|---|---|---|---|---|---|
| 1 | BlackRock, Inc. | $535.4M | 19.9M | ▲+0.1% Added · +19K sh | Q1 2026 | |
| 2 | VANGUARD PORTFOLIO MANAGEMENT LLC | $217.0M | 8.1M | →First observed position No prior filed position | Q1 2026 | |
| 3 | FULLER & THALER ASSET MANAGEMENT, INC. | $191.8M | 7.1M | ▲+2.4% Added · +166K sh | Q1 2026 | |
| 4 | VANGUARD CAPITAL MANAGEMENT LLC | $188.9M | 7.0M | →First observed position No prior filed position | Q1 2026 | |
| 5 | FMR LLC | $173.0M | 6.4M | ▼−31% Reduced · −2.9M sh | Q1 2026 | |
| 6 | STATE STREET CORP | $158.2M | 5.9M | ▲+1.5% Added · +85K sh | Q1 2026 | |
| 7 | GEODE CAPITAL MANAGEMENT, LLC | $114.4M | 4.2M | ▲+3.2% Added · +131K sh | Q1 2026 | |
| 8 | ARROWSTREET CAPITAL, LIMITED PARTNERSHIP | $114.0M | 4.2M | ▼−0.3% Reduced · −12K sh | Q1 2026 | |
| 9 | DIMENSIONAL FUND ADVISORS LP | $104.4M | 3.9M | ▲+0.9% Added · +36K sh | Q1 2026 | |
| 10 | Southpoint Capital Advisors LP | $96.9M | 3.6M | ▲+20% Added · +600K sh | Q1 2026 | |
| 11 | CITADEL ADVISORS LLC | $95.2M | 3.5M | ▲+111% Added · +1.9M sh | Q1 2026 | |
| 12 | MORGAN STANLEY | $75.8M | 2.8M | ▼−17% Reduced · −596K sh | Q1 2026 | |
| 13 | Sumitomo Mitsui Trust Group, Inc. | $70.3M | 2.6M | ▲New +2.6M sh | Q1 2026 | |
| 14 | CHARLES SCHWAB INVESTMENT MANAGEMENT INC | $67.0M | 2.5M | ▲+2.6% Added · +63K sh | Q1 2026 | |
| 15 | Boston Partners | $65.6M | 2.4M | ▲+68% Added · +980K sh | Q1 2026 | |
| 16 | BANK OF AMERICA CORP /DE/ | $52.4M | 1.9M | ▲+15% Added · +248K sh | Q1 2026 | |
| 17 | NORTHERN TRUST CORP | $52.4M | 1.9M | ▼−1.4% Reduced · −27K sh | Q1 2026 | |
| 18 | NORGES BANK | $61.8M | 1.9M | ▼−9.9% Reduced · −214K sh | Q4 2025 | |
| 19 | Duquesne Family Office LLC | $50.3M | 1.9M | ▲+7.0% Added · +123K sh | Q1 2026 | |
| 20 | MANUFACTURERS LIFE INSURANCE COMPANY, THE | $48.6M | 1.8M | ▲+2.1% Added · +37K sh | Q1 2026 | |
| 21 | Alyeska Investment Group, L.P. | $48.0M | 1.8M | ▲+47% Added · +571K sh | Q1 2026 | |
| 22 | Swedbank AB | $46.5M | 1.7M | —Held | Q1 2026 | |
| 23 | PRICE T ROWE ASSOCIATES INC /MD/ | $45.4M | 1.7M | ▼−18% Reduced · −376K sh | Q1 2026 | |
| 24 | MILLENNIUM MANAGEMENT LLC | $44.2M | 1.6M | ▲+241% Added · +1.2M sh | Q1 2026 | |
| 25 | Nuveen, LLC | $43.6M | 1.6M | ▲+3.6% Added · +56K 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.
Last quarter, 4 funds opened a new position in OPCH and 34 added to an existing one, while 23 reduced and 0 exited entirely — based on 13F filings from active, signal-eligible managers (passive index funds and other mechanical holders are excluded from this count).
| Company | Co-held by | Combined value |
|---|---|---|
| MICROSOFT CORPMSFT | 164 funds | $262.9B |
| AMAZON.COM INCAMZN | 162 funds | $198.1B |
| ALPHABET INC-CL AGOOGL | 158 funds | $162.7B |
| APPLE INCAAPL | 157 funds | $279.0B |
| META PLATFORMS INC-CLASS AMETA | 157 funds | $113.9B |
| NVIDIA CORPNVDA | 156 funds | $381.7B |
| BROADCOM INCAVGO | 156 funds | $152.9B |
| COSTCO WHOLESALE CORPCOST | 155 funds | $35.9B |
| JPMORGAN CHASE & COJPM | 153 funds | $61.8B |
| ALPHABET INC-CL CGOOG | 152 funds | $118.6B |
| ELI LILLY & COLLY | 152 funds | $73.3B |
| HOME DEPOT INCHD | 152 funds | $27.2B |
Ranked by how many of OPCH's institutional holders also hold each name, a cross-fund conviction signal.
| Date | Insider | Role | Action | Shares | Value |
|---|---|---|---|---|---|
| May 7, 2026 | SULLIVAN TIMOTHY P | Director | Buy (P) | 24K | $500K |
| May 4, 2026 | RADEMACHER JOHN CHARLES | Chief Executive Officer, Director | Buy (P) | 13K | $265K |
| May 4, 2026 | Sethna Meenal | Chief Financial Officer | Buy (P) | 16K | $327K |
| May 4, 2026 | KRAEMER HARRY M JANSEN JR | Director | Buy (P) | 37K | $784K |
| Feb 27, 2026 | Bavaro Michael | Chief Human Resources Officer | Sell (S) | 6K | $198K |
| Feb 27, 2026 | Pate R Carter | Director | Sell (S) | 30K | $971K |
| Nov 3, 2025 | KRAEMER HARRY M JANSEN JR | Director | Buy (P) | 38K | $987K |
| Sep 9, 2025 | Wright Norman L. | Director | Buy (P) | 3K | $100K |
| Aug 21, 2025 | GOLDING DAVID W | Director | Buy (P) | 1K | $28K |
| Aug 21, 2025 | SULLIVAN TIMOTHY P | Director | Buy (P) | 20K | $550K |
| Aug 20, 2025 | KRAEMER HARRY M JANSEN JR | Director | Buy (P) | 36K | $977K |
| Aug 20, 2025 | Pate R Carter | Director | Buy (P) | 750 | $20K |
Connected entities for OPCH
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/OPCH/capital-change-brief"
Use Arkolith's capital_change_brief for OPCH. Tell me what changed, whether insider activity corroborates it, and cite the SEC evidence.
13F holdings + Form 4 insider transactions + end-of-day price history + the live filing stream, joined for OPCH. Filings are public domain, sourced to SEC EDGAR; price series derived from end-of-day closes.