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 |
Meta Platforms (Facebook)
META
|
+$653M |
| 2 |
Amazon
AMZN
|
+$602M |
| 3 |
ExxonMobil
XOM
|
+$473M |
| 4 |
Tesla
TSLA
|
+$437M |
| 5 |
Starbucks
SBUX
|
+$380M |
Top Sells
| Rank | Stock | Value |
|---|---|---|
| 1 |
Berkshire Hathaway Class A
BRK.A
|
+$511M |
| 2 |
Netflix
NFLX
|
+$427M |
| 3 |
HZNP
Horizon Therapeutics Public Limited Company Ordinary Shares
HZNP
|
+$397M |
| 4 |
Nike
NKE
|
+$373M |
| 5 |
Microsoft
MSFT
|
+$365M |
Sector Composition
| Rank | Sector | Weight |
|---|---|---|
| 1 | Technology | 19.68% |
| 2 | Healthcare | 17.69% |
| 3 | Consumer Discretionary | 13.09% |
| 4 | Industrials | 7.96% |
| 5 | Consumer Staples | 7.92% |
| Name | Market Value | Portfolio Weight | Shares or Principal |
Change in Stake | Capital Flow | |
|---|---|---|---|---|---|---|
551
Barrett Business Services
BBSI
$800M
| $23.6M | 0.04% |
815,200
+28,000
| +4% | +$722K |
|
552
Argan
AGX
$7.84B
| $23.6M | 0.04% |
503,996
+34,200
| +7% | +$1.56M |
|
553
Immunocore
IMCR
$1.74B
| $23.6M | 0.04% |
345,100
-111,200
| -24% | -$5.78M |
|
554
Orion
OEC
$360M
| $23.2M | 0.04% |
837,696
-89,005
| -10% | -$2.04M |
|
555
Iridium Communications
IRDM
$5.27B
| $23.2M | 0.04% |
563,799
+145,000
| +35% | +$5.74M |
|
556
WEC Energy
WEC
$35.9B
| $23.1M | 0.04% |
+274,775
| New | +$22.6M |
|
557
Teekay
TK
$1.06B
| $23.1M | 0.04% |
3,233,175
+256,200
| +9% | +$1.77M |
|
558
Inspire Medical Systems
INSP
$1.68B
| $23.1M | 0.04% |
113,600
-201,800
| -64% | -$32.7M |
|
|
CWEN.A
559
DELISTED
Clearway Energy Class A
CWEN.A
| $23.1M | 0.04% |
901,829
-65,300
| -7% | -$1.43M |
|
|
BECN
560
DELISTED
Beacon Roofing Supply, Inc.
BECN
| $23M | 0.04% |
264,857
+70,600
| +36% | +$5.53M |
|
561
First Trust Senior Loan Fund ETF
FTSL
$2.33B
| $23M | 0.04% |
499,900
+325,756
| +187% | +$14.9M |
|
562
Markel Group
MKL
$22.8B
| $23M | 0.04% |
16,171
+5,100
| +46% | +$7.24M |
|
563
Rush Enterprises Class B
RUSHB
$9.37B
| $22.9M | 0.04% |
432,347
-17,550
| -4% | -$788K |
|
564
Thor Industries
THO
$4.11B
| $22.8M | 0.04% |
192,600
+112,800
| +141% | +$11.3M |
|
|
SOVO
565
DELISTED
Sovos Brands, Inc. Common Stock
SOVO
| $22.7M | 0.04% |
1,031,900
+119,200
| +13% | +$2.62M |
|
566
HEICO Corp
HEI
$51.9B
| $22.7M | 0.04% |
126,900
+38,200
| +43% | +$6.47M |
|
567
Northrop Grumman
NOC
$81.6B
| $22.7M | 0.04% |
48,400
+24,300
| +101% | +$11.4M |
|
|
CSR
568
Centerspace
CSR
$939M
| $22.6M | 0.04% |
388,459
-10,573
| -3% | -$577K |
|
569
Clear Secure
YOU
$4.7B
| $22.6M | 0.03% |
1,092,400
+263,900
| +32% | +$5.13M |
|
570
Post Holdings
POST
$3.65B
| $22.6M | 0.03% |
256,100
+129,700
| +103% | +$11M |
|
571
Constellation Energy
CEG
$98.7B
| $22.5M | 0.03% |
192,500
-101,000
| -34% | -$11.8M |
|
572
State Street SPDR Bloomberg Short Term High Yield Bond ETF
SJNK
$4.81B
| $22.4M | 0.03% |
891,300
+754,800
| +553% | +$18.5M |
|
573
United Microelectronic
UMC
$48.6B
| $22.4M | 0.03% |
2,645,850
-1,332,700
| -33% | -$10.2M |
|
|
EMBJ
574
Embraer S.A. ADS
EMBJ
$13.2B
| $22.4M | 0.03% |
1,212,800
+99,200
| +9% | +$1.59M |
|
575
Metallus
MTUS
$892M
| $22.4M | 0.03% |
953,633
+61,600
| +7% | +$1.29M |
|
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Jim Simons's Q4 2023 Portfolio in Review
As of Q4 2023, Jim Simons held 4,318 positions worth $64.6B, up 10% from $58.7B the previous quarter. Its ten largest holdings account for 12% of the portfolio.
Jim Simons's Q4 2023 filing shows 702 new, 1,590 increased, 1,355 reduced and 633 closed positions. Its largest new stake was Amazon: 4,296,466 shares worth $653M. The largest sale was Berkshire Hathaway Class A, an estimated $511M.
By sector, the portfolio is most concentrated in Technology at 20% of assets, up from 19% a quarter earlier, followed by Healthcare and Consumer Discretionary.
- Jim Simons's largest Q4 2023 buy was Amazon: 4,296,466 shares worth $653M.
- Jim Simons added most to Meta Platforms (Facebook) in Q4 2023, an estimated $653M increase.
- Jim Simons's biggest Q4 2023 reduction was Berkshire Hathaway Class A, cutting an estimated $511M.
- Jim Simons fully exited Horizon Therapeutics Public Limited Company Ordinary Shares in Q4 2023, selling an estimated $397M.
- Jim Simons's ten largest holdings make up 12% of its $64.6B portfolio in Q4 2023.
- Jim Simons opened 702 new positions and closed 633 in Q4 2023.
- Jim Simons's portfolio value rose 10% quarter-over-quarter to $64.6B.
Based on Renaissance Technologies's 13F filing for Q4 2023, filed 13 Feb 2024.