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 | |
|---|---|---|---|---|---|---|
476
Array Technologies
ARRY
$796M
| $35.2M | 0.05% |
4,313,200
+2,625,400
| +156% | +$19.9M |
|
477
CMS Energy
CMS
$22.1B
| $35.1M | 0.05% |
478,800
+58,500
| +14% | +$4.2M |
|
478
Teekay
TK
$1.06B
| $35M | 0.05% |
4,276,575
-119,547
| -3% | -$951K |
|
479
Ituran Location and Control
ITRN
$1.06B
| $34.9M | 0.05% |
976,700
-65,000
| -6% | -$2.46M |
|
480
HSBC
HSBC
$358B
| $34.8M | 0.05% |
490,922
-160,300
| -25% | -$10.4M |
|
481
Belden
BDC
$5.36B
| $34.8M | 0.05% |
289,355
-58,300
| -17% | -$7.34M |
|
482
iShares 1-5 Year Investment Grade Corporate Bond ETF
IGSB
$23.4B
| $34.8M | 0.05% |
656,188
-463,912
| -41% | -$24.5M |
|
483
iRadimed
IRMD
$1.11B
| $34.8M | 0.05% |
488,762
-3,050
| -0.6% | -$203K |
|
484
Wheaton Precious Metals
WPM
$59.9B
| $34.5M | 0.05% |
308,767
-383,994
| -55% | -$37.5M |
|
485
Griffon
GFF
$4.8B
| $34.5M | 0.05% |
452,951
-8,649
| -2% | -$667K |
|
486
VICI Properties
VICI
$29B
| $34.2M | 0.05% |
1,048,829
+902,300
| +616% | +$29.8M |
|
487
National Bank Holdings
NBHC
$1.94B
| $34.1M | 0.05% |
882,300
+18,000
| +2% | +$698K |
|
488
Millicom
TIGO
$15.8B
| $34M | 0.04% |
700,634
-110,000
| -14% | -$4.83M |
|
489
PepsiCo
PEP
$192B
| $33.8M | 0.04% |
240,570
+2,446
| +1% | +$349K |
|
490
Vanguard Tax-Exempt Bond Index Fund
VTEB
$46.1B
| $33.7M | 0.04% |
673,900
-376,900
| -36% | -$18.5M |
|
491
DHT Holdings
DHT
$3.09B
| $33.7M | 0.04% |
2,823,496
+90,851
| +3% | +$1.05M |
|
492
Gerdau
GGB
$9.42B
| $33.7M | 0.04% |
10,857,148
+613,547
| +6% | +$1.86M |
|
493
Johnson Controls International
JCI
$91.7B
| $33.5M | 0.04% |
305,044
+283,100
| +1,290% | +$30.3M |
|
494
UDR
UDR
$12.2B
| $33.5M | 0.04% |
900,036
+56,100
| +7% | +$2.19M |
|
495
Upwork
UPWK
$1.08B
| $33.5M | 0.04% |
1,802,715
-983,400
| -35% | -$14.6M |
|
496
Waste Management
WM
$89.6B
| $33.5M | 0.04% |
+151,500
| New | +$34.1M |
|
497
Houlihan Lokey
HLI
$9.24B
| $33.4M | 0.04% |
162,700
-73,400
| -31% | -$14.4M |
|
498
EPAM Systems
EPAM
$5.24B
| $33.3M | 0.04% |
220,900
+93,900
| +74% | +$15.4M |
|
499
Sturm, Ruger & Co
RGR
$601M
| $33.3M | 0.04% |
765,276
-400
| -0.1% | -$14.4K |
|
500
Guardant Health
GH
$21.4B
| $33.2M | 0.04% |
531,847
-143,353
| -21% | -$7.8M |
|
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.