600 tracked 13F filers disclose a position in OC as of the latest SEC 13F filings, a combined $8.6B 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. | $996.8M | 9.2M | ▼−1.5% Reduced · −143K sh | Q1 2026 | |
| 2 | VANGUARD PORTFOLIO MANAGEMENT LLC | $596.1M | 5.5M | →First observed position No prior filed position | Q1 2026 | |
| 3 | VANGUARD CAPITAL MANAGEMENT LLC | $391.5M | 3.6M | →First observed position No prior filed position | Q1 2026 | |
| 4 | STATE STREET CORP | $492.4M | 3.1M | ▲+1.1% Added · +33K sh | Q2 2026 | |
| 5 | DIMENSIONAL FUND ADVISORS LP | $299.2M | 2.8M | ▲+7.3% Added · +188K sh | Q1 2026 | |
| 6 | AQR CAPITAL MANAGEMENT LLC | $271.4M | 2.5M | ▲+77% Added · +1.1M sh | Q1 2026 | |
| 7 | UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AME | $240.2M | 2.2M | ▲+73% Added · +935K sh | Q1 2026 | |
| 8 | FIRST TRUST ADVISORS LP | $235.8M | 2.2M | ▲+23% Added · +404K sh | Q1 2026 | |
| 9 | AMERICAN CENTURY COMPANIES INC | $221.0M | 2.0M | ▲+550% Added · +1.7M sh | Q1 2026 | |
| 10 | GEODE CAPITAL MANAGEMENT, LLC | $324.8M | 1.9M | ▲+2.0% Added · +37K sh | Q2 2026 | |
| 11 | PRICE T ROWE ASSOCIATES INC /MD/ | $164.9M | 1.5M | ▼−41% Reduced · −1.1M sh | Q1 2026 | |
| 12 | ARROWSTREET CAPITAL, LIMITED PARTNERSHIP | $138.3M | 1.3M | ▼−2.6% Reduced · −35K sh | Q1 2026 | |
| 13 | JPMORGAN CHASE & CO | $129.4M | 1.2M | ▲+13% Added · +147K sh | Q1 2026 | |
| 14 | NORDEA INVESTMENT MANAGEMENT AB | $118.1M | 1.1M | ▲+228% Added · +784K sh | Q1 2026 | |
| 15 | NORGES BANK | $119.7M | 1.1M | ▼−10% Reduced · −120K sh | Q4 2025 | |
| 16 | Allspring Global Investments Holdings, LLC | $150.8M | 1.0M | ▼−14% Reduced · −169K sh | Q2 2026 | |
| 17 | TWO SIGMA INVESTMENTS, LP | $105.2M | 973K | ▲+14% Added · +118K sh | Q1 2026 | |
| 18 | MILLENNIUM MANAGEMENT LLC | $103.9M | 960K | ▲+60% Added · +359K sh | Q1 2026 | |
| 19 | GENDELL JEFFREY L | $101.8M | 941K | ▲+2.0% Added · +18K sh | Q1 2026 | |
| 20 | HARRIS ASSOCIATES L P | $99.1M | 915K | ▲+226% Added · +635K sh | Q1 2026 | |
| 21 | MORGAN STANLEY | $89.4M | 826K | ▲+13% Added · +92K sh | Q1 2026 | |
| 22 | DEUTSCHE BANK AG\ | $82.6M | 764K | ▲+4.5% Added · +33K sh | Q1 2026 | |
| 23 | BANK OF AMERICA CORP /DE/ | $80.5M | 744K | ▼−3.2% Reduced · −24K sh | Q1 2026 | |
| 24 | GOLDMAN SACHS GROUP INC | $79.3M | 732K | ▲+87% Added · +341K sh | Q1 2026 | |
| 25 | NORTHERN TRUST CORP | $77.7M | 718K | ▲+1.3% Added · +9K 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 OC and 32 added to an existing one, while 22 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 | 354 funds | $273.9B |
| AMAZON.COM INCAMZN | 346 funds | $205.1B |
| NVIDIA CORPNVDA | 344 funds | $392.6B |
| META PLATFORMS INC-CLASS AMETA | 341 funds | $112.0B |
| APPLE INCAAPL | 339 funds | $303.3B |
| ALPHABET INC-CL AGOOGL | 338 funds | $174.2B |
| BROADCOM INCAVGO | 332 funds | $159.2B |
| ELI LILLY & COLLY | 332 funds | $77.4B |
| JPMORGAN CHASE & COJPM | 332 funds | $63.3B |
| VISA INC-CLASS A SHARESV | 327 funds | $59.6B |
| ALPHABET INC-CL CGOOG | 326 funds | $125.7B |
| ABBVIE INCABBV | 325 funds | $34.0B |
Ranked by how many of OC's institutional holders also hold each name, a cross-fund conviction signal.
| Date | Insider | Role | Action | Shares | Value |
|---|---|---|---|---|---|
| Aug 28, 2026 | Marcon Rachel Barthelemy | President, Doors | Sell (S) | 900 | $130K |
| May 28, 2026 | Marcon Rachel Barthelemy | President, Doors | Sell (S) | 700 | $84K |
| May 8, 2026 | Doerfler Mari | Vice President and Controller | Sell (S) | 2K | $233K |
| Aug 12, 2025 | Doerfler Mari | Vice President and Controller | Sell (S) | 441 | $66K |
| May 16, 2025 | Marcon Rachel Barthelemy | President, Doors | Sell (S) | 1K | $197K |
| Mar 7, 2025 | MORRIS W HOWARD | Director | Sell (S) | 272 | $39K |
| Feb 21, 2025 | Ball Christopher O | President, Doors | Sell (S) | 2K | $350K |
| Feb 14, 2025 | Mendez-Andino Jose | EVP, Chief R&D Officer | Sell (S) | 2K | $326K |
| Feb 11, 2025 | Fister Todd W | EVP & Chief Financial Officer | Sell (S) | 10K | $1.8M |
| Feb 10, 2025 | Beredo Gina A. | EVP, GC and Secretary | Sell (S) | 3K | $573K |
| Feb 6, 2025 | Del Monaco Nicolas | President, Insulation | Sell (S) | 2K | $322K |
| Feb 6, 2025 | Mendez-Andino Jose | EVP, Chief R&D Officer | Sell (S) | 218 | $40K |
Connected entities for OC
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/OC/capital-change-brief"
Use Arkolith's capital_change_brief for OC. 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 OC. Filings are public domain, sourced to SEC EDGAR; price series derived from end-of-day closes.