§ 13F · FUND PROFILE
Renaissance Technologies.
Renaissance Technologies is a legendary quantitative hedge fund known for its highly secretive Medallion Fund and sophisticated mathematical models that analyze market patterns to generate returns. Founded by mathematician James Simons, the firm employs systematic, algorithm-driven trading strategies across thousands of positions, making it one of the most successful and enigmatic players in quantitative finance.
AUM · $72.6B (13F)Positions · 3140Turnover · 100% · Q2Filed · Aug 13, 2026
CONCENTRATION
0%
Top 10 holdings
NEW BUYS
+566
+$7.4B deployed
EXITS
0
No exits
SECTOR SHIFT
OTHER → RETAIL
-5pp · +1pp
§ 01 · TOP HOLDINGS
The book · Q2 2026
FILED AUG 13, 2026
| # | Ticker | Name | Shares | $ value | % port | Δ Q2 |
|---|---|---|---|---|---|---|
| 1 | NVDA | NVIDIA CORPORATION | 7.09M | $1.4B | 2.0% | +181% |
| 2 | META | META PLATFORMS INC | 2.02M | $1.1B | 1.6% | +698% |
| 3 | INTC | INTEL CORP | 7.32M | $1.0B | 1.4% | −1% |
| 4 | UTHR | UNITED THERAPEUTICS CORP DEL | 1.71M | $926M | 1.3% | −4% |
| 5 | PLTR | PALANTIR TECHNOLOGIES INC | 7.57M | $883M | 1.2% | +8% |
| 6 | GOOGL | ALPHABET INC | 2.32M | $828M | 1.1% | +327% |
| 7 | EXEL | EXELIXIS INC | 13.43M | $731M | 1.0% | −2% |
| 8 | VRSN | VERISIGN INC | 2.45M | $616M | 0.8% | −13% |
| 9 | KGC | KINROSS GOLD CORP | 24.75M | $585M | 0.8% | −3% |
| 10 | CRWD | CROWDSTRIKE HLDGS INC | 749K | $572M | 0.8% | NEW |
§ 02 · SECTOR ALLOCATION
Where the money is
Other54.0% (−5pp)
Technology11.3% (−1pp)
Semiconductors8.5%
Media7.6%
Biotechnology6.9% (±0)
Retail6.2% (+1pp)
§ 03 · THE RENAISSANCE SIGNAL
AC read
Renaissance Technologies' latest 13F filing reveals the fund's characteristic hyperactive trading approach, with an extraordinary quarterly turnover rate of 100%, indicating they essentially replaced their entire portfolio during the quarter. Despite managing a massive $75.8 trillion in assets under management, Renaissance maintains extreme diversification across 3,457 positions, with a Herfindahl-Hirschman Index of just 0.004 demonstrating their systematic approach to risk distribution. The fund added an impressive 478 new positions this quarter while notably exiting zero holdings completely, suggesting their algorithms identified numerous new opportunities while maintaining exposure to existing positions through partial rebalancing.
Read the full dossier →§ 04 · FILING HISTORY
Q-by-Q deltas
4 OF 2 FILINGS MEASURED
Q2 2026
Busy quarter
+566 buys · −0 exits · 2568 changed
Q1 2026
Busy quarter
+639 buys · −0 exits · 2567 changed
Q4 2025
Busy quarter
+478 buys · −0 exits · 2698 changed
Q3 2025
Busy quarter
+3457 buys · −0 exits · 0 changed