Jim Simons Renaissance Technologies
Jim Simons is the founder of Renaissance Technologies, one of the most successful quantitative hedge funds in the world. Before his career in finance, he served as a mathematics professor and made significant contributions to differential geometry. Simons applied his analytical expertise to develop sophisticated, algorithm-driven trading strategies, earning consistently high returns for investors.
Top Buys
| Rank | Stock | Value |
|---|---|---|
| 1 |
Costco
COST
|
+$616M |
| 2 |
Netflix
NFLX
|
+$481M |
| 3 |
Micron Technology
MU
|
+$416M |
| 4 |
Tesla
TSLA
|
+$416M |
| 5 |
Procter & Gamble
PG
|
+$322M |
Top Sells
| Rank | Stock | Value |
|---|---|---|
| 1 |
NVIDIA
NVDA
|
+$885M |
| 2 |
Alphabet (Google) Class A
GOOGL
|
+$660M |
| 3 |
Alphabet (Google) Class C
GOOG
|
+$463M |
| 4 |
Applovin
APP
|
+$430M |
| 5 |
Meta Platforms (Facebook)
META
|
+$354M |
Sector Composition
| Rank | Sector | Weight |
|---|---|---|
| 1 | Technology | 20.84% |
| 2 | Healthcare | 15.77% |
| 3 | Consumer Discretionary | 13.88% |
| 4 | Industrials | 9.94% |
| 5 | Financials | 8.79% |
| Name | Market Value | Portfolio Weight | Shares or Principal |
Change in Stake | Capital Flow | |
|---|---|---|---|---|---|---|
|
XIFR
1126
XPLR Infrastructure LP
XIFR
$1.08B
| $6.83M | 0.01% |
682,700
+106,017
| +18% | +$1.03M |
|
1127
Allient
ALNT
$1.86B
| $6.82M | 0.01% |
126,972
-41,250
| -25% | -$2.16M |
|
|
VG
1128
Venture Global Inc
VG
$33.9B
| $6.82M | 0.01% |
1,000,540
+95,940
| +11% | +$799K |
|
1129
Hycroft Mining Holding Corp
HYMC
$2.48B
| $6.82M | 0.01% |
287,064
-714,815
| -71% | -$7.91M |
|
1130
Lightbridge
LTBR
$327M
| $6.81M | 0.01% |
538,505
+459,805
| +584% | +$8.84M |
|
|
ETOR
1131
eToro Group
ETOR
$2.3B
| $6.77M | 0.01% |
192,850
-31,750
| -14% | -$1.23M |
|
1132
Fulton Financial
FULT
$4.69B
| $6.77M | 0.01% |
+350,445
| New | +$6.45M |
|
1133
Hawaiian Electric Industries
HE
$2.06B
| $6.77M | 0.01% |
550,500
+79,800
| +17% | +$925K |
|
1134
Verisk Analytics
VRSK
$23.5B
| $6.75M | 0.01% |
+30,180
| New | +$6.81M |
|
1135
Shore Bancshares
SHBI
$801M
| $6.75M | 0.01% |
381,815
-24,600
| -6% | -$413K |
|
1136
iShares S&P 500 Value ETF
IVE
$50.3B
| $6.72M | 0.01% |
+31,700
| New | +$6.64M |
|
1137
Paysign
PAYS
$735M
| $6.71M | 0.01% |
1,303,772
+177,350
| +16% | +$957K |
|
1138
The RMR Group
RMR
$337M
| $6.71M | 0.01% |
450,514
-36,200
| -7% | -$551K |
|
|
BOW
1139
Bowhead Specialty Holdings
BOW
$1.11B
| $6.71M | 0.01% |
235,100
-85,600
| -27% | -$2.27M |
|
1140
Denison Mines
DNN
$2.95B
| $6.71M | 0.01% |
2,521,313
-10,647,700
| -81% | -$29M |
|
1141
Invesco National AMT-Free Municipal Bond ETF
PZA
$4.27B
| $6.7M | 0.01% |
288,900
-142,330
| -33% | -$3.31M |
|
|
CMPS
1142
Compass Pathways
CMPS
$1.84B
| $6.68M | 0.01% |
967,846
+16,646
| +2% | +$102K |
|
1143
Entravision Communication
EVC
$820M
| $6.66M | 0.01% |
2,273,850
-87,400
| -4% | -$227K |
|
1144
Riskified
RSKD
$863M
| $6.64M | 0.01% |
1,336,800
-27,600
| -2% | -$133K |
|
1145
Vanguard FTSE Emerging Markets ETF
VWO
$126B
| $6.61M | 0.01% |
122,970
+109,400
| +806% | +$5.94M |
|
1146
SmartFinancial
SMBK
$898M
| $6.6M | 0.01% |
178,374
+5,500
| +3% | +$199K |
|
1147
NRC Health Common Stock
NRC
$471M
| $6.59M | 0.01% |
351,084
-24,000
| -6% | -$362K |
|
1148
Southern First Bancshares
SFST
$607M
| $6.59M | 0.01% |
127,907
+10,900
| +9% | +$523K |
|
1149
Crawford & Co Class B
CRD.B
$576M
| $6.59M | 0.01% |
614,310
-11,200
| -2% | -$116K |
|
1150
Friedman Industries
FRD
$324M
| $6.57M | 0.01% |
320,882
-9,000
| -3% | -$185K |
|
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Jim Simons's Q4 2025 Portfolio in Review
As of Q4 2025, Jim Simons held 3,923 positions worth $64.5B, down 15% from $75.8B the previous quarter. Its ten largest holdings account for 12% of the portfolio.
Jim Simons withdrew a net $10.1B in Q4 2025, closing 737 positions and reducing 1,682 holdings. Its most notable exit was Meta Platforms (Facebook), an estimated $354M position sold in full.
By sector, the portfolio is most concentrated in Technology at 21% of assets, down from 22% a quarter earlier, followed by Healthcare and Consumer Discretionary.
Against the trend, Jim Simons opened a new position in ServiceNow worth $204M.
- Jim Simons's largest Q4 2025 buy was ServiceNow: 1,331,977 shares worth $204M.
- Jim Simons added most to Costco in Q4 2025, an estimated $616M increase.
- Jim Simons's biggest Q4 2025 reduction was NVIDIA, cutting an estimated $885M.
- Jim Simons fully exited Meta Platforms (Facebook) in Q4 2025, selling an estimated $354M.
- Jim Simons's ten largest holdings make up 12% of its $64.5B portfolio in Q4 2025.
- Jim Simons opened 466 new positions and closed 737 in Q4 2025.
- Jim Simons's portfolio value fell 15% quarter-over-quarter to $64.5B.
Based on Renaissance Technologies's 13F filing for Q4 2025, filed 12 Feb 2026.