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James Simons

Renaissance Technologies LLC

James Simons, along with a team of mathematicians, physicists, and computer scientists, founded Renaissance Technologies LLC — arguably the best quantitative investment company. Its flagship Medallion Fund has delivered an average annual return of over 66% since 1988.

Positions
Asset Size
% Top 10
5471
66.45B
10.59%
Latest2025Q2
Top BuysAAL (US)
Top SellsBSANTANDER (CL)

Latest Changes

Indicators
Latest (2025Q2)
Previous (2025Q1)
Change
Mkt Value (report date)
66.45B
66.13B
+0.48%
Positions
5471
5409
+1.15%
Buys
1484
1473
+0.75%
Sells
1448
1442
+0.42%

Sector Allocation

No.
Name
% Portfolio
Shares Traded
Mkt Value (Date)
Market Value
Positions
Report Date
2.07%
-6.50M
1.37B
1.40B
16.29M
2025-03-31
1.15%
+98.70K
765.16M
756.27M
3.01M
2025-03-31
1.06%
-55.57K
701.66M
335.59M
6.14M
2025-03-31
1.04%
+4.58M
693.24M
698.24M
16.66M
2025-03-31
0.98%
-200.90K
650.82M
629.99M
4.26M
2025-03-31
0.98%
+17.60K
649.52M
646.78M
2.11M
2025-03-31
0.92%
+121.40K
610.80M
609.38M
5.45M
2025-03-31
0.85%
-225.64K
568.00M
577.22M
1.17M
2025-03-31
0.82%
-471.60K
547.31M
544.05M
14.82M
2025-03-31
10
Franco Nevada Ord Shs (CA)
FNV
0.72%
-128.89K
476.75M
471.16M
3.03M
2025-03-31

Latest Trades

No.
Name
Action
Shares Traded
% Change
Shares Held
Mkt Value (Date)
Report Date
New
+17.21M
+50.00%
17.21M
181.61M
2025-03-31
Buy
+12.92M
+40.00%
19.34M
193.98M
2025-03-31
B2Gold Ord Shs (CA)
BTO
Sell
-11.41M
-41.90%
15.77M
44.84M
2025-03-31
4
Denison Mines Ord Shs (CA)
DML
Buy
+10.11M
+45.50%
12.08M
15.78M
2025-03-31
Sell
-10.06M
-56.80%
7.62M
7.77M
2025-03-31
Buy
+9.28M
+30.30%
21.33M
117.32M
2025-03-31
7
BlackBerry Ord Shs (CA)
BB
Buy
+9.23M
+39.00%
14.39M
54.20M
2025-03-31
Sell
-6.50M
-28.50%
16.29M
1.37B
2025-03-31
Sell
-5.72M
-55.90%
4.50M
46.05M
2025-03-31
Buy
+5.53M
+12.40%
38.73M
90.23M
2025-03-31

Holding Performance

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