2026-Q1 · 1,810 positions · $184.8B reported · filed 2026-05-14
PORT replays the filed quarters against SPY — return, risk, attribution and what changed since the previous book.
Top holdings · as reported for 2026-Q1
| Ticker | Name | Sector | Weight |
|---|---|---|---|
| MSFT | MICROSOFT CORP | Information Technology | 4.9% |
| AMZN | AMAZON COM INC | Consumer Discretionary | 3.7% |
| AVGO | BROADCOM INC | Information Technology | 3.1% |
| NVDA | NVIDIA CORPORATION | Information Technology | 3.0% |
| AAPL | APPLE INC | Information Technology | 2.7% |
| GOOGL | ALPHABET INC | Communication Services | 2.7% |
| GOOG | ALPHABET INC | Communication Services | 2.3% |
| LRCX | LAM RESEARCH CORP | Information Technology | 1.5% |
| CRM | SALESFORCE INC | Information Technology | 1.3% |
| ASML | ASML HOLDING N V | Industrials | 1.2% |
10 of 1,810 reported positions.
Versus 2025-Q4: 331 new · 690 added · 632 trimmed · 157 held · 329 exited
Sector mix: Information Technology 32.2% · Health Care 10.9% · Consumer Discretionary 10.4% of the book · The five largest positions are 17.3% of the book.
PORT — Arrowstreet Capital, Limited Partnership · 13F 2026-Q1
Arrowstreet Capital, Limited Partnership's filed 13F book, analyzed: return vs SPY, risk, attribution, what changed.
Pick a source — a fund manager's filed 13F, an ETF's holdings, or a saved portfolio — and every tab fills in. Or try an example:
Hypothetical, modeled with hindsight — not real results, and no guide to future results. See the Disclaimer.