§ 13F · FUND PROFILE
ARROWSTREET CAPITAL, LIMITED PARTNERSHIP.
Quantitative long/short equity
AUM · $158.6B (13F)Positions · 1827Turnover · 96% · Q1Filed · May 14, 2026
CONCENTRATION
26%
Top 10 holdings
NEW BUYS
+331
+$9.4B deployed
EXITS
0
No exits
SECTOR SHIFT
RETAIL → SEMICONDUCTORS
-1pp · +2pp
3YR HIT RATE
—
Top-5 overlap
§ 01 · TOP HOLDINGS
The book · Q1 2026
FILED MAY 14, 2026
| # | Ticker | Name | Shares | $ value | % port | Δ Q1 |
|---|---|---|---|---|---|---|
| 1 | MSFT | MICROSOFT CORP | 24.26M | $9.0B | 4.9% | +64% |
| 2 | AMZN | AMAZON COM INC | 32.58M | $6.8B | 3.7% | +32% |
| 3 | AVGO | BROADCOM INC | 18.74M | $5.8B | 3.1% | +118% |
| 4 | NVDA | NVIDIA CORPORATION | 31.78M | $5.5B | 3.0% | +19% |
| 5 | AAPL | APPLE INC | 19.44M | $4.9B | 2.7% | +12% |
| 6 | GOOGL | ALPHABET INC | 17.04M | $4.9B | 2.7% | +91% |
| 7 | GOOG | ALPHABET INC | 14.58M | $4.2B | 2.3% | +76% |
| 8 | LRCX | LAM RESEARCH CORP | 13.18M | $2.8B | 1.5% | −1% |
| 9 | CRM | SALESFORCE INC | 12.66M | $2.4B | 1.3% | +130% |
| 10 | ASML | ASML HLDG NV | 1.64M | $2.2B | 1.2% | +6% |
§ 02 · SECTOR ALLOCATION
Where the money is
Other49.6% (−1pp)
Technology18.0% (+1pp)
Semiconductors10.5% (+2pp)
Retail7.3% (−1pp)
Energy6.9%
Health Care6.9% (±0)
§ 03 · THE ARROWSTREET SIGNAL
AC read
ARROWSTREET CAPITAL, LIMITED PARTNERSHIP is a Systematic / Quant fund managing $158.6 billion in assets. The fund runs a massive portfolio of 1,827 positions, broad diversification across holdings, with the top 10 accounting for 26%. Trading activity is aggressive at 96% quarterly turnover, with 331 new positions and 0 exits last quarter. Top sector allocations: Other (50%), Technology (18%), Semiconductors (11%).
Read the full dossier →§ 04 · FILING HISTORY
Q-by-Q deltas
2 FILINGS
Q1 2026
Busy quarter
+331 buys · −0 exits · 1409 changed
Q4 2025
Busy quarter
+256 buys · −0 exits · 1456 changed
Q3 2025
Busy quarter
+246 buys · −0 exits · 1481 changed
Q2 2025
Busy quarter
+361 buys · −0 exits · 1482 changed