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 | |
|---|---|---|---|---|---|---|
1201
iShares Gold Trust
IAU
$65.1B
| $8.11M | 0.01% |
+111,400
| New | +$7.27M |
|
|
DCH
1202
Dauch Corp
DCH
$1.61B
| $8.08M | 0.01% |
1,343,899
| – | – |
|
|
DFSD
1203
Dimensional Short-Duration Fixed Income ETF
DFSD
$7.18B
| $7.98M | 0.01% |
165,641
-46,480
| -22% | -$2.24M |
|
|
AUTL
1204
Autolus Therapeutics
AUTL
$554M
| $7.96M | 0.01% |
4,881,372
+3,130,172
| +179% | +$6.12M |
|
1205
IHS Holding
IHS
$2.82B
| $7.92M | 0.01% |
1,161,200
-192,100
| -14% | -$1.28M |
|
|
ETHA
1206
iShares Ethereum Trust ETF
ETHA
$5.5B
| $7.88M | 0.01% |
+250,000
| New | +$7.42M |
|
1207
Nature's Sunshine
NATR
$268M
| $7.87M | 0.01% |
507,197
+5,400
| +1% | +$86.3K |
|
1208
Gaotu Techedu
GOTU
$403M
| $7.86M | 0.01% |
2,411,700
-2,300
| -0.1% | -$8.35K |
|
1209
NerdWallet
NRDS
$630M
| $7.85M | 0.01% |
729,100
-48,100
| -6% | -$512K |
|
1210
Gossamer Bio
GOSS
$80.2M
| $7.84M | 0.01% |
2,980,188
+247,894
| +9% | +$546K |
|
1211
The Honest Company
HNST
$521M
| $7.82M | 0.01% |
2,125,100
-815,300
| -28% | -$3.46M |
|
1212
Ardagh Metal Packaging
AMBP
$3.16B
| $7.81M | 0.01% |
1,956,332
+83,294
| +4% | +$331K |
|
|
ORLA
1213
DELISTED
Orla Mining
ORLA
| $7.77M | 0.01% |
719,800
-2,600
| -0.4% | -$27.9K |
|
|
PRA
1214
DELISTED
ProAssurance
PRA
| $7.77M | 0.01% |
323,700
-266,800
| -45% | -$6.35M |
|
1215
Coty
COTY
$2.46B
| $7.76M | 0.01% |
1,921,630
-2,927,856
| -60% | -$13.4M |
|
|
ALEX
1216
DELISTED
Alexander & Baldwin
ALEX
| $7.75M | 0.01% |
426,131
+193,300
| +83% | +$3.55M |
|
1217
Afya
AFYA
$1.23B
| $7.72M | 0.01% |
495,070
+49,659
| +11% | +$761K |
|
1218
Kennametal
KMT
$2.35B
| $7.71M | 0.01% |
368,300
+70,100
| +24% | +$1.57M |
|
1219
Direxion Daily GOOGL Bull 2X ETF
GGLL
$967M
| $7.7M | 0.01% |
+122,003
| New | +$5.93M |
|
1220
Invesco S&P 500 Equal Weight ETF
RSP
$100B
| $7.7M | 0.01% |
40,600
-48,800
| -55% | -$9.09M |
|
1221
Vanguard High Dividend Yield ETF
VYM
$84B
| $7.7M | 0.01% |
54,600
+31,000
| +131% | +$4.26M |
|
1222
WisdomTree
WT
$3.44B
| $7.7M | 0.01% |
553,602
-140,300
| -20% | -$1.87M |
|
1223
LCI Industries
LCII
$2.59B
| $7.69M | 0.01% |
82,600
-6,700
| -8% | -$669K |
|
1224
VanEck High Yield Muni ETF
HYD
$4.41B
| $7.67M | 0.01% |
150,700
-4,064
| -3% | -$202K |
|
1225
Winnebago Industries
WGO
$903M
| $7.66M | 0.01% |
229,200
+21,900
| +11% | +$722K |
|
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.