The public view is the crawlable proof. The same sourced dataset is available through REST and MCP for agents, research scripts, and back-office tools.
This stock page is the Follow view. The Build view lets your agent query PBFS owners, fund changes, insider filings, and source links through REST or MCP.
curl -H "Authorization: Bearer YOUR_API_KEY" \ "https://arkolith.com/api/v1/stocks/PBFS"
Use Arkolith to show who owns PBFS, which funds added or reduced it, and which SEC filings prove each claim.
| # | Fund | Position value | Shares | Last move | As of | History |
|---|---|---|---|---|---|---|
| 1 | VANGUARD GROUP INC | $8.8M | 652K | ▲+2.4% Added · +15K sh | Q4 2025 | |
| 2 | BlackRock, Inc. | $8.4M | 602K | ▼−2.1% Reduced · −13K sh | Q1 2026 | |
| 3 | VANGUARD CAPITAL MANAGEMENT LLC | $7.3M | 526K | ▲New +526K sh | Q1 2026 | |
| 4 | ALLIANCEBERNSTEIN L.P. | $6.9M | 509K | ▲+4.2% Added · +21K sh | Q1 2026 | |
| 5 | GEODE CAPITAL MANAGEMENT, LLC | $3.2M | 233K | ▼−7.7% Reduced · −19K sh | Q1 2026 | |
| 6 | DIMENSIONAL FUND ADVISORS LP | $3.0M | 218K | ▲+0.7% Added · +2K sh | Q1 2026 | |
| 7 | STATE STREET CORP | $2.5M | 182K | ▲+0.7% Added · +1K sh | Q1 2026 | |
| 8 | First Pacific Advisors, LP | $2.3M | 167K | —Held | Q1 2026 | |
| 9 | NORTHERN TRUST CORP | $1.1M | 79K | ▲+2.7% Added · +2K sh | Q1 2026 | |
| 10 | VANGUARD FIDUCIARY TRUST CO | $1.1M | 77K | ▲New +77K sh | Q1 2026 | |
| 11 | Empowered Funds, LLC | $1.0M | 75K | ▲New +75K sh | Q1 2026 | |
| 12 | BRIDGEWAY CAPITAL MANAGEMENT, LLC | $1.0M | 75K | —Held | Q1 2026 | |
| 13 | RENAISSANCE TECHNOLOGIES LLC | $973K | 70K | ▼−5.5% Reduced · −4K sh | Q1 2026 | |
| 14 | VANGUARD PORTFOLIO MANAGEMENT LLC | $885K | 64K | ▲New +64K sh | Q1 2026 | |
| 15 | GOLDMAN SACHS GROUP INC | $736K | 53K | ▲+55% Added · +19K sh | Q1 2026 | |
| 16 | ARROWSTREET CAPITAL, LIMITED PARTNERSHIP | $734K | 53K | —Held | Q1 2026 | |
| 17 | AQR CAPITAL MANAGEMENT LLC | $525K | 38K | ▼−0.6% Reduced · −234 sh | Q1 2026 | |
| 18 | MORGAN STANLEY | $375K | 27K | ▼−19% Reduced · −6K sh | Q1 2026 | |
| 19 | MARTINGALE ASSET MANAGEMENT L P | $375K | 27K | ▼−8.5% Reduced · −3K sh | Q1 2026 | |
| 20 | CHARLES SCHWAB INVESTMENT MANAGEMENT INC | $375K | 27K | ▼−14% Reduced · −4K sh | Q1 2026 | |
| 21 | Bank of New York Mellon Corp | $358K | 26K | ▼−6.5% Reduced · −2K sh | Q1 2026 | |
| 22 | JANE STREET GROUP, LLC | $299K | 21K | ▲New +21K sh | Q1 2026 | |
| 23 | ROYAL BANK OF CANADA | $251K | 18K | ▼−1.7% Reduced · −305 sh | Q1 2026 | |
| 24 | BANK OF AMERICA CORP /DE/ | $223K | 16K | ▲+50% Added · +5K sh | Q1 2026 | |
| 25 | LOS ANGELES CAPITAL MANAGEMENT LLC | $210K | 15K | ▼−23% Reduced · −5K 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 |
|---|---|---|---|---|---|
| Dec 12, 2025 | Tomczak Jesse | EVP and CBO | Sell (S) | 4 | $59 |
| Dec 12, 2025 | Tomczak Jesse | EVP and CBO | Sell (S) | 128 | $2K |
| Dec 12, 2025 | Tomczak Jesse | EVP and CBO | Sell (S) | 318 | $5K |
| Dec 12, 2025 | Tomczak Jesse | EVP and CBO | Sell (S) | 548 | $8K |
| Dec 12, 2025 | Tomczak Jesse | EVP and CBO | Sell (S) | 36 | $532 |
| Dec 12, 2025 | Tomczak Jesse | EVP and CBO | Sell (S) | 200 | $3K |
| Dec 12, 2025 | Tomczak Jesse | EVP and CBO | Sell (S) | 3 | $44 |
| Dec 12, 2025 | Tomczak Jesse | EVP and CBO | Sell (S) | 32 | $474 |
| Dec 12, 2025 | Tomczak Jesse | EVP and CBO | Sell (S) | 294 | $4K |
| Dec 12, 2025 | Tomczak Jesse | EVP and CBO | Sell (S) | 83 | $1K |
| Dec 12, 2025 | Tomczak Jesse | EVP and CBO | Sell (S) | 401 | $6K |
| Dec 12, 2025 | Tomczak Jesse | EVP and CBO | Sell (S) | 748 | $11K |
| Company | Co-held by | Combined value |
|---|---|---|
| AMAZON.COM INCAMZN | 20 funds | $5.5B |
| ALPHABET INC-CL AGOOGL | 20 funds | $4.5B |
| BROADCOM INCAVGO | 20 funds | $4.1B |
| ALPHABET INC-CL CGOOG | 20 funds | $3.8B |
| META PLATFORMS INC-CLASS AMETA | 20 funds | $3.5B |
| TESLA INCTSLA | 20 funds | $2.2B |
| CHEVRON CORPCVX | 20 funds | $1.0B |
| NETFLIX INCNFLX | 20 funds | $906.9M |
| WELLS FARGO & COWFC | 20 funds | $714.7M |
| ROSS STORES INCROST | 20 funds | $590.7M |
| O'REILLY AUTOMOTIVE INCORLY | 20 funds | $535.8M |
| MCDONALD'S CORPMCD | 20 funds | $501.8M |
Ranked by how many of PBFS'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 PBFS. 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.