387 tracked 13F filers disclose a position in LPX as of the latest SEC 13F filings, a combined $5.0B 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. | $453.5M | 6.2M | ▲+5.9% Added · +345K sh | Q1 2026 | |
| 2 | BERKSHIRE HATHAWAY INC | $412.1M | 5.7M | —Held | Q1 2026 | |
| 3 | PRICE T ROWE ASSOCIATES INC /MD/ | $314.8M | 4.3M | ▲+151% Added · +2.6M sh | Q1 2026 | |
| 4 | 59 North Capital Management, LP | $331.1M | 4.2M | ▲+29% Added · +945K sh | Q2 2026 | |
| 5 | VANGUARD PORTFOLIO MANAGEMENT LLC | $222.7M | 3.1M | →First observed position No prior filed position | Q1 2026 | |
| 6 | VANGUARD CAPITAL MANAGEMENT LLC | $205.1M | 2.8M | →First observed position No prior filed position | Q1 2026 | |
| 7 | FMR LLC | $195.9M | 2.7M | ▲+19% Added · +439K sh | Q1 2026 | |
| 8 | EMINENCE CAPITAL, LP | $184.3M | 2.5M | ▼−37% Reduced · −1.5M sh | Q1 2026 | |
| 9 | STATE STREET CORP | $181.2M | 2.3M | ▲+4.0% Added · +88K sh | Q2 2026 | |
| 10 | DIMENSIONAL FUND ADVISORS LP | $119.3M | 1.6M | ▲+0.9% Added · +15K sh | Q1 2026 | |
| 11 | Avantyr Capital Partners, LP | $121.7M | 1.5M | ▲+149% Added · +925K sh | Q2 2026 | |
| 12 | AMERICAN CENTURY COMPANIES INC | $98.3M | 1.4M | ▲+1.3% Added · +17K sh | Q1 2026 | |
| 13 | Boston Partners | $95.8M | 1.3M | ▲+16% Added · +186K sh | Q1 2026 | |
| 14 | FIDUCIARY MANAGEMENT INC /WI/ | $92.1M | 1.3M | ▲+15% Added · +167K sh | Q1 2026 | |
| 15 | GEODE CAPITAL MANAGEMENT, LLC | $92.7M | 1.2M | ▲+1.1% Added · +13K sh | Q2 2026 | |
| 16 | Channing Capital Management, LLC | $90.6M | 1.2M | ▲+20% Added · +193K sh | Q2 2026 | |
| 17 | Maple Rock Capital Partners Inc. | $80.9M | 1.1M | ▲+89% Added · +524K sh | Q1 2026 | |
| 18 | Holocene Advisors, LP | $74.7M | 1.0M | ▲+15% Added · +134K sh | Q1 2026 | |
| 19 | CITADEL ADVISORS LLC | $71.1M | 978K | ▲+18% Added · +148K sh | Q1 2026 | |
| 20 | DEPRINCE RACE & ZOLLO INC | $70.2M | 892K | ▲+15% Added · +114K sh | Q2 2026 | |
| 21 | T. Rowe Price Investment Management, Inc. | Withheld | 788K | ▼−6.0% Reduced · −50K sh | Q1 2026 | |
| 22 | NORGES BANK | $60.2M | 745K | ▼−11% Reduced · −96K sh | Q4 2025 | |
| 23 | CHARLES SCHWAB INVESTMENT MANAGEMENT INC | $50.7M | 697K | ▲+3.4% Added · +23K sh | Q1 2026 | |
| 24 | MORGAN STANLEY | $48.1M | 661K | ▼−31% Reduced · −304K sh | Q1 2026 | |
| 25 | VICTORY CAPITAL MANAGEMENT INC | $47.0M | 647K | ▼−7.6% Reduced · −53K 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, 7 funds opened a new position in LPX and 34 added to an existing one, while 21 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 |
|---|---|---|
| AMAZON.COM INCAMZN | 215 funds | $173.5B |
| MICROSOFT CORPMSFT | 209 funds | $227.9B |
| META PLATFORMS INC-CLASS AMETA | 206 funds | $98.1B |
| NVIDIA CORPNVDA | 203 funds | $341.2B |
| ALPHABET INC-CL AGOOGL | 203 funds | $149.8B |
| APPLE INCAAPL | 200 funds | $312.9B |
| VISA INC-CLASS A SHARESV | 200 funds | $51.8B |
| COSTCO WHOLESALE CORPCOST | 200 funds | $33.5B |
| BROADCOM INCAVGO | 197 funds | $133.3B |
| ALPHABET INC-CL CGOOG | 197 funds | $112.7B |
| JPMORGAN CHASE & COJPM | 196 funds | $53.8B |
| BERKSHIRE HATHAWAY INC-CL BBRK/B | 196 funds | $32.8B |
Ranked by how many of LPX's institutional holders also hold each name, a cross-fund conviction signal.
| Date | Insider | Role | Action | Shares | Value |
|---|---|---|---|---|---|
| Jun 15, 2026 | Bruce Lizanne M | Director | Sell (S) | 1K | $89K |
| Mar 10, 2026 | Bruce Lizanne M | Director | Sell (S) | 1K | $102K |
| Feb 19, 2026 | GRASBERGER F NICHOLAS III | Director | Buy (P) | 20K | $1.7M |
| Feb 18, 2026 | Southern William Bradley | Chief Executive Officer, Director | Sell (S) | 5K | $404K |
| Feb 18, 2026 | Southern William Bradley | Chief Executive Officer, Director | Sell (S) | 3K | $292K |
| Feb 18, 2026 | Southern William Bradley | Chief Executive Officer, Director | Sell (S) | 707 | $63K |
| Feb 18, 2026 | Southern William Bradley | Chief Executive Officer, Director | Sell (S) | 6K | $485K |
| Feb 17, 2026 | Southern William Bradley | Chief Executive Officer, Director | Sell (S) | 9K | $834K |
| Feb 17, 2026 | Southern William Bradley | Chief Executive Officer, Director | Sell (S) | 3K | $286K |
| Feb 17, 2026 | Southern William Bradley | Chief Executive Officer, Director | Sell (S) | 293 | $25K |
| Feb 17, 2026 | Southern William Bradley | Chief Executive Officer, Director | Sell (S) | 1K | $119K |
| Feb 3, 2026 | Southern William Bradley | Chief Executive Officer, Director | Sell (S) | 726 | $66K |
Connected entities for LPX
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/LPX/capital-change-brief"
Use Arkolith's capital_change_brief for LPX. 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 LPX. Filings are public domain, sourced to SEC EDGAR; price series derived from end-of-day closes.