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/SEI/capital-change-brief"
Use Arkolith's capital_change_brief for SEI. Tell me what changed, whether insider activity corroborates it, and cite the SEC evidence.
| # | Fund | Position value | Shares | Last move | As of | History |
|---|---|---|---|---|---|---|
| 1 | BlackRock, Inc. | $233.0M | 4.1M | ▼−4.4% Reduced · −190K sh | Q1 2026 | |
| 2 | MILLENNIUM MANAGEMENT LLC | $129.2M | 2.3M | ▲+24% Added · +440K sh | Q1 2026 | |
| 3 | VANGUARD CAPITAL MANAGEMENT LLC | $115.3M | 2.0M | ▲New +2.0M sh | Q1 2026 | |
| 4 | VAN ECK ASSOCIATES CORP | Withheld | 2.0M | ▲+57% Added · +713K sh | Q1 2026 | |
| 5 | TWO SIGMA INVESTMENTS, LP | $109.7M | 1.9M | ▲+80% Added · +862K sh | Q1 2026 | |
| 6 | FMR LLC | $105.3M | 1.9M | ▼−19% Reduced · −427K sh | Q1 2026 | |
| 7 | Encompass Capital Advisors LLC | $98.9M | 1.8M | ▼−32% Reduced · −810K sh | Q1 2026 | |
| 8 | SUMMIT PARTNERS PUBLIC ASSET MANAGEMENT, LLC | $97.7M | 1.7M | ▼−17% Reduced · −347K sh | Q1 2026 | |
| 9 | MORGAN STANLEY | $96.5M | 1.7M | ▼−18% Reduced · −384K sh | Q1 2026 | |
| 10 | JANE STREET GROUP, LLC | $88.6M | 1.6M | ▼−4.4% Reduced · −73K sh | Q1 2026 | |
| 11 | MARSHALL WACE, LLP | $83.1M | 1.5M | ▲+75% Added · +632K sh | Q1 2026 | |
| 12 | STATE STREET CORP | $76.6M | 1.4M | ▲+15% Added · +181K sh | Q1 2026 | |
| 13 | ADVENT INTERNATIONAL, L.P. | $70.1M | 1.2M | ▼−1.8% Reduced · −22K sh | Q1 2026 | |
| 14 | JENNISON ASSOCIATES LLC | $66.7M | 1.2M | ▲+215% Added · +805K sh | Q1 2026 | |
| 15 | PRINCIPAL FINANCIAL GROUP INC | $64.7M | 1.1M | ▼−22% Reduced · −322K sh | Q1 2026 | |
| 16 | GOLDMAN SACHS GROUP INC | $64.1M | 1.1M | ▼−40% Reduced · −749K sh | Q1 2026 | |
| 17 | Valiant Capital Management, L.P. | $63.3M | 1.1M | ▲+52% Added · +385K sh | Q1 2026 | |
| 18 | Situational Awareness LP | $62.5M | 1.1M | ▼−41% Reduced · −761K sh | Q1 2026 | |
| 19 | Situational Awareness Partners LP | $62.5M | 1.1M | ▲New +1.1M sh | Q1 2026 | |
| 20 | GEODE CAPITAL MANAGEMENT, LLC | $62.2M | 1.1M | ▲+7.6% Added · +78K sh | Q1 2026 | |
| 21 | Value Aligned Research Advisors, LLC | $50.7M | 897K | ▼−8.1% Reduced · −79K sh | Q1 2026 | |
| 22 | DIMENSIONAL FUND ADVISORS LP | $49.2M | 871K | ▲+20% Added · +143K sh | Q1 2026 | |
| 23 | Qube Research & Technologies Ltd | $44.8M | 793K | ▼−31% Reduced · −362K sh | Q1 2026 | |
| 24 | VOYA INVESTMENT MANAGEMENT LLC | $44.7M | 791K | ▲+66% Added · +314K sh | Q1 2026 | |
| 25 | AMERIPRISE FINANCIAL INC | $41.0M | 725K | ▲+584% Added · +619K 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 |
|---|---|---|---|---|---|
| Jun 1, 2026 | Wirtz Christopher P. | Chief Accounting Officer | Tax withholding (F) | 1K | $91K |
| May 13, 2026 | Wirtz Christopher P. | Chief Accounting Officer | Sell (S) | 700 | $54K |
| May 12, 2026 | Argo Laurie H | Director | Sell (S) | 5K | $379K |
| May 11, 2026 | Powell Christopher M | Chief Legal Officer | Sell (S) | 2K | $164K |
| May 11, 2026 | Powell Christopher M | Chief Legal Officer | Sell (S) | 25K | $1.9M |
| May 11, 2026 | Powell Christopher M | Chief Legal Officer | Sell (S) | 9K | $678K |
| May 8, 2026 | TEAGUE AJ | Director | Buy (P) | 3K | $201K |
| May 8, 2026 | Walker Ray N JR | Director | Sell (S) | 57K | $4.1M |
| May 8, 2026 | TEAGUE AJ | Director | Buy (P) | 3K | $250K |
| May 6, 2026 | Keenan W Howard JR | Director | Conversion (C) | 2.0M | — |
| May 6, 2026 | Keenan W Howard JR | Director | Sell (S) | 2.0M | $149.0M |
| May 6, 2026 | Keenan W Howard JR | Director | Conversion (C) | 2.0M | $0 |
| Company | Co-held by | Combined value |
|---|---|---|
| NVIDIA CORPNVDA | 118 funds | $59.6B |
| MICROSOFT CORPMSFT | 118 funds | $40.0B |
| AMAZON.COM INCAMZN | 116 funds | $33.8B |
| ALPHABET INC-CL AGOOGL | 115 funds | $27.4B |
| BROADCOM INCAVGO | 115 funds | $22.0B |
| ELI LILLY & COLLY | 112 funds | $11.3B |
| META PLATFORMS INC-CLASS AMETA | 111 funds | $18.2B |
| MICRON TECHNOLOGY INCMU | 111 funds | $8.5B |
| APPLE INCAAPL | 109 funds | $45.9B |
| ALPHABET INC-CL CGOOG | 109 funds | $17.7B |
| VISA INC-CLASS A SHARESV | 109 funds | $8.7B |
| TESLA INCTSLA | 108 funds | $13.1B |
Ranked by how many of SEI'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 SEI. 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.