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 |
Alphabet (Google) Class A
GOOGL
|
+$546M |
| 2 |
Microsoft
MSFT
|
+$480M |
| 3 |
Alphabet (Google) Class C
GOOG
|
+$362M |
| 4 |
Meta Platforms (Facebook)
META
|
+$350M |
| 5 |
Coca-Cola
KO
|
+$266M |
Top Sells
| Rank | Stock | Value |
|---|---|---|
| 1 |
Robinhood
HOOD
|
+$1.04B |
| 2 |
Palantir
PLTR
|
+$800M |
| 3 |
Apple
AAPL
|
+$516M |
| 4 |
Netflix
NFLX
|
+$326M |
| 5 |
NVIDIA
NVDA
|
+$313M |
Sector Composition
| Rank | Sector | Weight |
|---|---|---|
| 1 | Technology | 21.71% |
| 2 | Healthcare | 15.16% |
| 3 | Consumer Discretionary | 11.81% |
| 4 | Communication Services | 10.53% |
| 5 | Financials | 9.27% |
| Name | Market Value | Portfolio Weight | Shares or Principal |
Change in Stake | Capital Flow | |
|---|---|---|---|---|---|---|
1151
Accel Entertainment
ACEL
$1B
| $8.87M | 0.01% |
801,105
+22,900
| +3% | +$268K |
|
1152
Power Integrations
POWI
$3.57B
| $8.86M | 0.01% |
220,400
+119,300
| +118% | +$5.76M |
|
1153
Otter Tail
OTTR
$3.87B
| $8.85M | 0.01% |
107,910
+68,800
| +176% | +$5.58M |
|
1154
G. Willi-Food International
WILC
$385M
| $8.84M | 0.01% |
430,252
-9,900
| -2% | -$203K |
|
|
OPLN
1155
Openlane
OPLN
$4.33B
| $8.84M | 0.01% |
307,000
+237,000
| +339% | +$6.46M |
|
1156
Stewart Information Services
STC
$2B
| $8.81M | 0.01% |
120,200
-7,200
| -6% | -$495K |
|
|
TEN
1157
Tsakos Energy Navigation Ltd
TEN
$1.23B
| $8.81M | 0.01% |
396,580
-163,465
| -29% | -$3.43M |
|
1158
Archrock
AROC
$5.85B
| $8.8M | 0.01% |
334,628
+229,228
| +217% | +$5.53M |
|
1159
Realty Income
O
$59.6B
| $8.8M | 0.01% |
144,744
-91,400
| -39% | -$5.32M |
|
1160
TORM
TRMD
$3.01B
| $8.79M | 0.01% |
426,425
-172,864
| -29% | -$3.48M |
|
1161
TAT Technologies
TATT
$508M
| $8.75M | 0.01% |
198,802
+21,900
| +12% | +$777K |
|
1162
Taboola.com
TBLA
$1.06B
| $8.71M | 0.01% |
2,554,600
+730,900
| +40% | +$2.5M |
|
1163
NVR
NVR
$16.8B
| $8.68M | 0.01% |
1,080
-3,590
| -77% | -$28.5M |
|
|
BOW
1164
Bowhead Specialty Holdings
BOW
$1.11B
| $8.67M | 0.01% |
320,700
+162,400
| +103% | +$5.09M |
|
1165
Capri Holdings
CPRI
$1.77B
| $8.64M | 0.01% |
+433,800
| New | +$8.7M |
|
1166
Cencora
COR
$59.2B
| $8.63M | 0.01% |
+27,600
| New | +$8.12M |
|
1167
American States Water
AWR
$3.49B
| $8.61M | 0.01% |
117,400
+82,300
| +234% | +$6.13M |
|
1168
Weave Communications
WEAV
$426M
| $8.6M | 0.01% |
1,286,800
+288,400
| +29% | +$2.22M |
|
1169
Ferrari
RACE
$72.5B
| $8.57M | 0.01% |
17,726
-85,150
| -83% | -$40.8M |
|
1170
Omnicell
OMCL
$1.69B
| $8.54M | 0.01% |
280,600
-24,943
| -8% | -$767K |
|
1171
iShares MSCI Hong Kong ETF
EWH
$1.21B
| $8.53M | 0.01% |
395,700
-39,200
| -9% | -$822K |
|
|
AVDL
1172
DELISTED
Avadel Pharmaceuticals
AVDL
| $8.49M | 0.01% |
556,100
+302,500
| +119% | +$3.94M |
|
1173
Atlanticus Holdings
ATLC
$1.48B
| $8.49M | 0.01% |
144,860
+19,002
| +15% | +$1.15M |
|
1174
Global Net Lease
GNL
$1.9B
| $8.48M | 0.01% |
1,042,633
-82,800
| -7% | -$632K |
|
1175
Financial Institutions
FISI
$825M
| $8.47M | 0.01% |
311,492
+10,492
| +3% | +$280K |
|
Similar funds
Jim Simons's Q3 2025 Portfolio in Review
As of Q3 2025, Jim Simons held 4,038 positions worth $75.8B, up 0.77% from $75.2B the previous quarter. Its ten largest holdings account for 11% of the portfolio.
Jim Simons withdrew a net $5.41B in Q3 2025, closing 581 positions and reducing 1,457 holdings. Its most notable exit was GE Aerospace, an estimated $235M position sold in full.
By sector, the portfolio is most concentrated in Technology at 22% of assets, up from 20% a quarter earlier, followed by Healthcare and Consumer Discretionary.
Against the trend, Jim Simons opened a new position in Alphabet (Google) Class C worth $419M.
- Jim Simons's largest Q3 2025 buy was Alphabet (Google) Class C: 1,720,002 shares worth $419M.
- Jim Simons added most to Alphabet (Google) Class A in Q3 2025, an estimated $546M increase.
- Jim Simons's biggest Q3 2025 reduction was Robinhood, cutting an estimated $1.04B.
- Jim Simons fully exited GE Aerospace in Q3 2025, selling an estimated $235M.
- Jim Simons's ten largest holdings make up 11% of its $75.8B portfolio in Q3 2025.
- Jim Simons opened 516 new positions and closed 581 in Q3 2025.
- Jim Simons's portfolio value rose 0.77% quarter-over-quarter to $75.8B.
Based on Renaissance Technologies's 13F filing for Q3 2025, filed 13 Nov 2025.