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/PFSI/capital-change-brief"
Use Arkolith's capital_change_brief for PFSI. Tell me what changed, whether insider activity corroborates it, and cite the SEC evidence.
| # | Fund | Position value | Shares | Last move | As of | History |
|---|---|---|---|---|---|---|
| 1 | MFN Partners Management, LP | $396.1M | 4.5M | —Held | Q1 2026 | |
| 2 | T. Rowe Price Investment Management, Inc. | Withheld | 3.6M | ▼−0.1% Reduced · −3K sh | Q1 2026 | |
| 3 | MILLENNIUM MANAGEMENT LLC | $208.5M | 2.4M | ▲40× Added · +2.3M sh | Q1 2026 | |
| 4 | BlackRock, Inc. | $192.6M | 2.2M | ▼−0.4% Reduced · −9K sh | Q1 2026 | |
| 5 | DIMENSIONAL FUND ADVISORS LP | $167.5M | 1.9M | ▲+7.1% Added · +127K sh | Q1 2026 | |
| 6 | VANGUARD PORTFOLIO MANAGEMENT LLC | $144.9M | 1.7M | ▲New +1.7M sh | Q1 2026 | |
| 7 | DONALD SMITH & CO., INC. | $119.9M | 1.4M | ▲New +1.4M sh | Q1 2026 | |
| 8 | VANGUARD CAPITAL MANAGEMENT LLC | $113.0M | 1.3M | ▲New +1.3M sh | Q1 2026 | |
| 9 | CITADEL ADVISORS LLC | $101.2M | 1.2M | ▲+172% Added · +733K sh | Q1 2026 | |
| 10 | STATE STREET CORP | $74.9M | 857K | ▲+5.3% Added · +43K sh | Q1 2026 | |
| 11 | FMR LLC | $65.5M | 749K | ▼−66% Reduced · −1.5M sh | Q1 2026 | |
| 12 | GEODE CAPITAL MANAGEMENT, LLC | $61.9M | 708K | ▲+2.3% Added · +16K sh | Q1 2026 | |
| 13 | GOLDMAN SACHS GROUP INC | $58.5M | 670K | ▲+19% Added · +106K sh | Q1 2026 | |
| 14 | Senvest Management, LLC | $44.5M | 509K | ▲+22% Added · +91K sh | Q1 2026 | |
| 15 | CHARLES SCHWAB INVESTMENT MANAGEMENT INC | $41.0M | 469K | ▲+6.2% Added · +27K sh | Q1 2026 | |
| 16 | BASSWOOD CAPITAL MANAGEMENT, L.L.C. | $40.3M | 461K | ▼−16% Reduced · −90K sh | Q1 2026 | |
| 17 | AMERICAN CENTURY COMPANIES INC | $37.8M | 432K | ▲+1.3% Added · +6K sh | Q1 2026 | |
| 18 | BANK OF AMERICA CORP /DE/ | $33.2M | 379K | ▲+174% Added · +241K sh | Q1 2026 | |
| 19 | Boston Partners | $31.8M | 362K | ▲+12% Added · +38K sh | Q1 2026 | |
| 20 | BlueCrest Capital Management Ltd | $30.7M | 351K | ▲New +351K sh | Q1 2026 | |
| 21 | NORGES BANK | $44.3M | 336K | ▼−16% Reduced · −65K sh | Q4 2025 | |
| 22 | SUSQUEHANNA INTERNATIONAL GROUP, LLP | $27.1M | 310K | ▲30× Added · +299K sh | Q1 2026 | |
| 23 | Kinetic Partners Management, LP | $27.0M | 309K | ▲+145% Added · +183K sh | Q1 2026 | |
| 24 | NORTHERN TRUST CORP | $23.4M | 268K | ▲+3.4% Added · +9K sh | Q1 2026 | |
| 25 | JANUS HENDERSON GROUP PLC | $23.4M | 268K | ▲20× Added · +254K 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 |
|---|---|---|---|---|---|
| Jul 1, 2026 | Hendry Gregory L | MD, Chief Accounting Officer | Option exercise (M) | 2K | $53K |
| Jul 1, 2026 | Hendry Gregory L | MD, Chief Accounting Officer | Sell (S) | 2K | $189K |
| Jul 1, 2026 | Hendry Gregory L | MD, Chief Accounting Officer | Option exercise (M) | 2K | $0 |
| Jun 22, 2026 | Hendry Gregory L | MD, Chief Accounting Officer | Option exercise (M) | 3K | $53K |
| Jun 22, 2026 | Hendry Gregory L | MD, Chief Accounting Officer | Sell (S) | 3K | $240K |
| Jun 22, 2026 | Hendry Gregory L | MD, Chief Accounting Officer | Option exercise (M) | 3K | $0 |
| May 15, 2026 | Perotti Daniel Stanley | Chief Financial Officer | Sell (S) | 3K | $256K |
| May 12, 2026 | SPECTOR DAVID | Chairman & CEO, Director | Sell (S) | 3K | $241K |
| May 12, 2026 | SPECTOR DAVID | Chairman & CEO, Director | Sell (S) | 3K | $277K |
| May 12, 2026 | SPECTOR DAVID | Chairman & CEO, Director | Sell (S) | 4K | $362K |
| May 8, 2026 | SPECTOR DAVID | Chairman & CEO, Director | Other (J) | 25K | $0 |
| May 7, 2026 | Chandra Sunil | Director | Grant (A) | 336 | $31K |
| Class | 13F holders | Value held |
|---|---|---|
| PFSIthis pagecs | 176 funds | $2.5B |
| 70932MAD9Corporate Bond - Domestic | 1 funds | $92K |
| 70932MAG2Corporate Bond - Domestic | 1 funds | $91K |
| 70932MAF4Corporate Bond - Domestic | 1 funds | $91K |
| 70932MAE7Corporate Bond - Domestic | 1 funds | $75K |
| 70932MAH0Corporate Bond - Domestic | 1 funds | $70K |
Same issuer, multiple share classes. The consensus leaderboards count this company once across all classes; this is the per-class detail.
| Company | Co-held by | Combined value |
|---|---|---|
| CAPITAL ONE FINANCIAL CORPCOF | 73 funds | $1.8B |
| MICROSOFT CORPMSFT | 71 funds | $32.2B |
| BROADCOM INCAVGO | 71 funds | $17.4B |
| AMAZON.COM INCAMZN | 70 funds | $27.8B |
| ALPHABET INC-CL AGOOGL | 70 funds | $21.7B |
| ADVANCED MICRO DEVICESAMD | 70 funds | $4.3B |
| META PLATFORMS INC-CLASS AMETA | 69 funds | $15.6B |
| CITIGROUP INCC | 69 funds | $3.0B |
| VISTRA CORPVST | 69 funds | $1.2B |
| TESLA INCTSLA | 68 funds | $12.0B |
| ELI LILLY & COLLY | 68 funds | $9.1B |
| COSTCO WHOLESALE CORPCOST | 68 funds | $5.6B |
Ranked by how many of PFSI'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 PFSI. 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.