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 PKBK 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/PKBK"
Use Arkolith to show who owns PKBK, which funds added or reduced it, and which SEC filings prove each claim.
| # | Fund | Position value | Shares | Last move | As of | History |
|---|---|---|---|---|---|---|
| 1 | BlackRock, Inc. | $17.6M | 619K | ▼−5.0% Reduced · −33K sh | Q1 2026 | |
| 2 | VANGUARD GROUP INC | $14.4M | 575K | ▲+2.5% Added · +14K sh | Q4 2025 | |
| 3 | GEODE CAPITAL MANAGEMENT, LLC | $6.4M | 226K | ▼−2.4% Reduced · −6K sh | Q1 2026 | |
| 4 | STATE STREET CORP | $5.2M | 182K | ▲+12% Added · +20K sh | Q1 2026 | |
| 5 | BRIDGEWAY CAPITAL MANAGEMENT, LLC | $3.8M | 132K | ▲+11% Added · +13K sh | Q1 2026 | |
| 6 | VANGUARD FIDUCIARY TRUST CO | $1.7M | 61K | ▲New +61K sh | Q1 2026 | |
| 7 | VANGUARD PORTFOLIO MANAGEMENT LLC | $1.6M | 56K | ▲New +56K sh | Q1 2026 | |
| 8 | FIRST MANHATTAN CO. LLC. | $1.3M | 45K | —Held | Q1 2026 | |
| 9 | Trexquant Investment LP | $1.3M | 45K | ▲+35% Added · +12K sh | Q1 2026 | |
| 10 | Kestra Advisory Services, LLC | $816K | 29K | ▼−15% Reduced · −5K sh | Q1 2026 | |
| 11 | LOS ANGELES CAPITAL MANAGEMENT LLC | $712K | 25K | ▲New +25K sh | Q1 2026 | |
| 12 | O'SHAUGHNESSY ASSET MANAGEMENT, LLC | $639K | 22K | ▼−9.0% Reduced · −2K sh | Q1 2026 | |
| 13 | CITADEL ADVISORS LLC | $422K | 15K | ▼−28% Reduced · −6K sh | Q1 2026 | |
| 14 | OCCUDO QUANTITATIVE STRATEGIES LP | $391K | 13K | ▲New +13K sh | Q1 2026 | |
| 15 | RITHOLTZ WEALTH MANAGEMENT | $357K | 13K | ▲+8.9% Added · +1K sh | Q1 2026 | |
| 16 | CBIZ Investment Advisory Services, LLC | $357K | 13K | —Held | Q1 2026 | |
| 17 | PANAGORA ASSET MANAGEMENT INC | $278K | 10K | ▲+11% Added · +984 sh | Q1 2026 | |
| 18 | IEQ CAPITAL, LLC | $201K | 7K | ▲New +7K sh | Q1 2026 | |
| 19 | MetLife Investment Management, LLC | $164K | 6K | —Held | Q1 2026 | |
| 20 | CWM, LLC | $110K | 4K | ▲+12% Added · +405 sh | Q1 2026 | |
| 21 | Police & Firemen's Retirement System of New Jersey | $60K | 2K | —Held | Q1 2026 | |
| 22 | FMR LLC | $60K | 2K | ▲+0.1% Added · +3 sh | Q1 2026 | |
| 23 | Ameritas Investment Partners, Inc. | $22K | 758 | —Held | Q1 2026 | |
| 24 | MAI Capital Management | $15K | 518 | ▲+2.8% Added · +14 sh | Q1 2026 | |
| 25 | QUADRANT CAPITAL GROUP LLC | $14K | 498 | ▲New +498 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 |
|---|---|---|---|---|---|
| Mar 23, 2026 | PANTILIONE VITO S | President & CEO, Director | Gift (G) | 100 | $0 |
| Mar 23, 2026 | PANTILIONE VITO S | President & CEO, Director | Gift (G) | 100 | $0 |
| Mar 9, 2026 | PANTILIONE VITO S | President & CEO, Director | Buy (P) | 100 | $3K |
| Feb 27, 2026 | PANTILIONE VITO S | President & CEO, Director | Buy (P) | 600 | $17K |
| Feb 18, 2026 | Pantilione Nicholas J | Chief Lending Officer | Option exercise (M) | 5K | $94K |
| Feb 18, 2026 | Pantilione Nicholas J | Chief Lending Officer | Option exercise (M) | 10K | $123K |
| Feb 18, 2026 | Pantilione Nicholas J | Chief Lending Officer | Option exercise (M) | 10K | $123K |
| Feb 18, 2026 | Pantilione Nicholas J | Chief Lending Officer | Option exercise (M) | 5K | $94K |
| Feb 18, 2026 | Pantilione Nicholas J | Chief Lending Officer | Sell (S) | 15K | $415K |
| Jan 29, 2026 | PANTILIONE VITO S | President & CEO, Director | Buy (P) | 1K | $28K |
| Jan 28, 2026 | SHEPPARD JACK C JR | Director | Sell (S) | 23K | $608K |
| Jan 28, 2026 | SHEPPARD JACK C JR | Director | Option exercise (X) | 23K | $277K |
| Company | Co-held by | Combined value |
|---|---|---|
| APPLE INCAAPL | 29 funds | $14.6B |
| MICROSOFT CORPMSFT | 29 funds | $11.1B |
| ALPHABET INC-CL AGOOGL | 29 funds | $6.8B |
| META PLATFORMS INC-CLASS AMETA | 29 funds | $5.0B |
| BERKSHIRE HATHAWAY INC-CL BBRK/B | 29 funds | $3.4B |
| COSTCO WHOLESALE CORPCOST | 29 funds | $2.0B |
| WALMART INCWMT | 29 funds | $1.8B |
| BRISTOL-MYERS SQUIBB COBMY | 29 funds | $1.0B |
| AMERICAN EXPRESS COAXP | 29 funds | $739.1M |
| EXPEDIA GROUP INCEXPE | 29 funds | $459.3M |
| ADOBE INCADBE | 29 funds | $418.1M |
| AUTOMATIC DATA PROCESSINGADP | 29 funds | $343.3M |
Ranked by how many of PKBK'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 PKBK. 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.