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.
Latest Changes
Indicators
Latest (2025Q3)
Previous (2025Q2)
Change
Mkt Value (report date)
65.67B
77.33B
-15.07%
Shares Held
5625
5933
-5.19%
Buys
1079
1519
-28.97%
Sells
1738
1502
+15.71%
Sector Allocation
No.
Name
% Portfolio
Shares Traded
Mkt Value (Date)
Market Value
Shares Held
Report Date
Watchlist
4
Kinross Gold Ord Shs (CA)
K
1.07%
-1.11M
$703.55M
$2.05B
24.98M
2025-12-31
Latest Trades
No.
Name
Action
Shares Traded
% Change
Shares Held
Mkt Value (Date)
Report Date
Watchlist
4
Denison Mines Ord Shs (CA)
DML
Sell
-10.65M
-80.80%
2.52M
$6.69M
2025-12-31
6
QuantumScape Ord Shs Class A ()
QS
New
+8.12M
+50.00%
8.12M
$84.58M
2025-12-31
8
Bitfarms Ord Shs (CA)
BITF
New
+6.88M
+50.00%
6.88M
$16.20M
2025-12-31
