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 |
Alibaba
BABA
|
+$191M |
| 2 |
Nike
NKE
|
+$190M |
| 3 |
UnitedHealth
UNH
|
+$158M |
| 4 |
Shopify
SHOP
|
+$153M |
| 5 |
TSMC
TSM
|
+$151M |
Top Sells
| Rank | Stock | Value |
|---|---|---|
| 1 |
Palantir
PLTR
|
+$910M |
| 2 |
Microsoft
MSFT
|
+$668M |
| 3 |
Meta Platforms (Facebook)
META
|
+$351M |
| 4 |
Micron Technology
MU
|
+$244M |
| 5 |
Apple
AAPL
|
+$191M |
Sector Composition
| Rank | Sector | Weight |
|---|---|---|
| 1 | Technology | 20.86% |
| 2 | Healthcare | 15.8% |
| 3 | Consumer Discretionary | 14.09% |
| 4 | Financials | 8.97% |
| 5 | Industrials | 8.97% |
| Name | Market Value | Portfolio Weight | Shares or Principal |
Change in Stake | Capital Flow | |
|---|---|---|---|---|---|---|
501
UDR
UDR
$12.2B
| $28.7M | 0.04% |
661,436
+143,600
| +28% | +$6.35M |
|
502
BioMarin Pharmaceuticals
BMRN
$13.3B
| $28.6M | 0.04% |
435,871
+17,000
| +4% | +$1.14M |
|
503
Gold Fields
GFI
$35.4B
| $28.6M | 0.04% |
2,167,749
-318,100
| -13% | -$4.84M |
|
504
Vital Farms
VITL
$498M
| $28.5M | 0.04% |
755,854
-9,400
| -1% | -$334K |
|
|
IBTF
505
DELISTED
iShares iBonds Dec 2025 Term Treasury ETF
IBTF
| $28.3M | 0.04% |
1,213,300
+251,400
| +26% | +$5.86M |
|
506
Opendoor
OPEN
$3.54B
| $28.3M | 0.04% |
18,266,738
-1,408,466
| -7% | -$2.55M |
|
507
iRadimed
IRMD
$1.11B
| $28.2M | 0.04% |
513,012
-26,486
| -5% | -$1.39M |
|
508
Thor Industries
THO
$4.11B
| $28.1M | 0.04% |
293,400
+111,290
| +61% | +$11.9M |
|
509
Teekay
TK
$1.06B
| $28M | 0.04% |
4,042,775
-145,400
| -3% | -$1.12M |
|
510
Capitol Federal Financial
CFFN
$1.09B
| $28M | 0.04% |
4,734,897
+148,118
| +3% | +$944K |
|
511
Tanger
SKT
$4.42B
| $27.9M | 0.04% |
818,672
+44,265
| +6% | +$1.54M |
|
512
SM Energy
SM
$7.71B
| $27.9M | 0.04% |
718,963
-19,800
| -3% | -$836K |
|
|
BCPC
513
Balchem Corp
BCPC
$5.65B
| $27.9M | 0.04% |
170,900
-9,100
| -5% | -$1.58M |
|
514
Rio Tinto
RIO
$160B
| $27.7M | 0.04% |
471,400
+250,800
| +114% | +$16M |
|
515
Snap
SNAP
$8.96B
| $27.7M | 0.04% |
+2,573,142
| New | +$29M |
|
516
Smith & Wesson
SWBI
$643M
| $27.6M | 0.04% |
2,735,574
-138,801
| -5% | -$1.74M |
|
517
General Mills
GIS
$20.8B
| $27.6M | 0.04% |
+432,942
| New | +$29M |
|
518
Macerich
MAC
$6.99B
| $27.6M | 0.04% |
1,385,100
-16,900
| -1% | -$330K |
|
|
SNRE
519
DELISTED
Sunrise Communications AG American Depositary Shares representing Class A shares
SNRE
| $27.6M | 0.04% |
+639,557
| New | +$29.2M |
|
520
Tesla
TSLA
$1.34T
| $27.5M | 0.04% |
68,185
-215,333
| -76% | -$69.3M |
|
521
Reinsurance Group of America
RGA
$16.4B
| $27.5M | 0.04% |
128,600
+23,700
| +23% | +$5.17M |
|
522
Sturm, Ruger & Co
RGR
$601M
| $27.4M | 0.04% |
775,576
-39,700
| -5% | -$1.54M |
|
523
America Movil
AMX
$69.8B
| $27.3M | 0.04% |
1,905,828
-39,900
| -2% | -$617K |
|
524
Global X 1-3 Month T-Bill ETF
CLIP
$2.4B
| $27.1M | 0.04% |
270,400
+78,800
| +41% | +$7.9M |
|
525
Digital Realty Trust
DLR
$73.1B
| $27M | 0.04% |
152,483
-132,200
| -46% | -$23.5M |
|
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Jim Simons's Q4 2024 Portfolio in Review
As of Q4 2024, Jim Simons held 4,032 positions worth $67.6B, up 1.6% from $66.5B the previous quarter. Its ten largest holdings account for 10% of the portfolio.
Jim Simons's Q4 2024 filing shows 548 new, 1,485 increased, 1,480 reduced and 497 closed positions. Its largest new stake was UnitedHealth: 278,658 shares worth $141M. The largest sale was Palantir, an estimated $910M.
By sector, the portfolio is most concentrated in Technology at 21% of assets, up from 20% a quarter earlier, followed by Healthcare and Consumer Discretionary.
- Jim Simons's largest Q4 2024 buy was UnitedHealth: 278,658 shares worth $141M.
- Jim Simons added most to Alibaba in Q4 2024, an estimated $191M increase.
- Jim Simons's biggest Q4 2024 reduction was Palantir, cutting an estimated $910M.
- Jim Simons fully exited Arm in Q4 2024, selling an estimated $153M.
- Jim Simons's ten largest holdings make up 10% of its $67.6B portfolio in Q4 2024.
- Jim Simons opened 548 new positions and closed 497 in Q4 2024.
- Jim Simons's portfolio value rose 1.6% quarter-over-quarter to $67.6B.
Based on Renaissance Technologies's 13F filing for Q4 2024, filed 13 Feb 2025.