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 |
Costco
COST
|
+$616M |
| 2 |
Netflix
NFLX
|
+$481M |
| 3 |
Micron Technology
MU
|
+$416M |
| 4 |
Tesla
TSLA
|
+$416M |
| 5 |
Procter & Gamble
PG
|
+$322M |
Top Sells
| Rank | Stock | Value |
|---|---|---|
| 1 |
NVIDIA
NVDA
|
+$885M |
| 2 |
Alphabet (Google) Class A
GOOGL
|
+$660M |
| 3 |
Alphabet (Google) Class C
GOOG
|
+$463M |
| 4 |
Applovin
APP
|
+$430M |
| 5 |
Meta Platforms (Facebook)
META
|
+$354M |
Sector Composition
| Rank | Sector | Weight |
|---|---|---|
| 1 | Technology | 20.84% |
| 2 | Healthcare | 15.77% |
| 3 | Consumer Discretionary | 13.88% |
| 4 | Industrials | 9.94% |
| 5 | Financials | 8.79% |
| Name | Market Value | Portfolio Weight | Shares or Principal |
Change in Stake | Capital Flow | |
|---|---|---|---|---|---|---|
2726
Direxion Daily GOOGL Bear 1X ETF
GGLS
$16.1M
| $331K | ﹤0.01% |
+4,880
| New | +$371K |
|
2727
Q32 Bio
QTTB
$464M
| $331K | ﹤0.01% |
99,600
+52,300
| +111% | +$148K |
|
2728
Choiceone Financial
COFS
$517M
| $331K | ﹤0.01% |
11,200
-8,500
| -43% | -$251K |
|
2729
iShares US Consumer Discretionary ETF
IYC
$1.22B
| $330K | ﹤0.01% |
3,200
-1,500
| -32% | -$154K |
|
2730
Nortech Systems
NSYS
$35.6M
| $330K | ﹤0.01% |
44,399
-2,900
| -6% | -$23.7K |
|
2731
Invesco PHLX Semiconductor ETF
SOXQ
$2.98B
| $329K | ﹤0.01% |
+5,900
| New | +$323K |
|
2732
Barnwell Industries
BRN
$13.9M
| $329K | ﹤0.01% |
295,987
-12,663
| -4% | -$15K |
|
2733
SP Funds S&P 500 Sharia ETF
SPUS
$3.09B
| $327K | ﹤0.01% |
6,400
-19,300
| -75% | -$978K |
|
|
ELSE
2734
DELISTED
Electro-Sensors
ELSE
| $326K | ﹤0.01% |
78,400
-4,500
| -5% | -$20.6K |
|
2735
ASML
ASML
$713B
| $323K | ﹤0.01% |
+300
| New | +$313K |
|
2736
Smart Sand
SND
$220M
| $323K | ﹤0.01% |
80,800
-149,700
| -65% | -$423K |
|
2737
Oracle
ORCL
$444B
| $323K | ﹤0.01% |
+1,639
| New | +$390K |
|
|
SPAI
2738
Safe Pro Group Inc
SPAI
$93.6M
| $322K | ﹤0.01% |
77,500
+12,900
| +20% | +$70.9K |
|
|
GHG
2739
GreenTree Hospitality
GHG
$110M
| $321K | ﹤0.01% |
189,889
-19,000
| -9% | -$36.4K |
|
2740
Global X US Preferred ETF
PFFD
$2.17B
| $319K | ﹤0.01% |
+16,890
| New | +$323K |
|
2741
Imperial Oil
IMO
$63.4B
| $319K | ﹤0.01% |
+3,700
| New | +$337K |
|
2742
Global X Lithium & Battery Tech ETF
LIT
$1.6B
| $318K | ﹤0.01% |
+4,900
| New | +$302K |
|
2743
SIFCO Industries
SIF
$124M
| $318K | ﹤0.01% |
56,934
-900
| -2% | -$6.02K |
|
|
OTLY
2744
Oatly Group
OTLY
$430M
| $315K | ﹤0.01% |
+29,513
| New | +$391K |
|
2745
Louisiana-Pacific
LPX
$5.2B
| $315K | ﹤0.01% |
3,900
-194,800
| -98% | -$16.5M |
|
2746
Invesco CurrencyShares Euro Currency Trust
FXE
$341M
| $315K | ﹤0.01% |
2,900
-25,000
| -90% | -$2.68M |
|
2747
Assembly Biosciences
ASMB
$593M
| $314K | ﹤0.01% |
9,240
-144,371
| -94% | -$4.65M |
|
2748
Sportsman's Warehouse
SPWH
$46.8M
| $313K | ﹤0.01% |
214,370
-273,700
| -56% | -$595K |
|
2749
BuzzFeed
BZFD
$92.5M
| $312K | ﹤0.01% |
335,654
-365,450
| -52% | -$462K |
|
2750
Star Holdings Shares of Beneficial Interest
STHO
$118M
| $311K | ﹤0.01% |
37,815
+3,016
| +9% | +$23.1K |
|
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Jim Simons's Q4 2025 Portfolio in Review
As of Q4 2025, Jim Simons held 3,923 positions worth $64.5B, down 15% from $75.8B the previous quarter. Its ten largest holdings account for 12% of the portfolio.
Jim Simons withdrew a net $10.1B in Q4 2025, closing 737 positions and reducing 1,682 holdings. Its most notable exit was Meta Platforms (Facebook), an estimated $354M position sold in full.
By sector, the portfolio is most concentrated in Technology at 21% of assets, down from 22% a quarter earlier, followed by Healthcare and Consumer Discretionary.
Against the trend, Jim Simons opened a new position in ServiceNow worth $204M.
- Jim Simons's largest Q4 2025 buy was ServiceNow: 1,331,977 shares worth $204M.
- Jim Simons added most to Costco in Q4 2025, an estimated $616M increase.
- Jim Simons's biggest Q4 2025 reduction was NVIDIA, cutting an estimated $885M.
- Jim Simons fully exited Meta Platforms (Facebook) in Q4 2025, selling an estimated $354M.
- Jim Simons's ten largest holdings make up 12% of its $64.5B portfolio in Q4 2025.
- Jim Simons opened 466 new positions and closed 737 in Q4 2025.
- Jim Simons's portfolio value fell 15% quarter-over-quarter to $64.5B.
Based on Renaissance Technologies's 13F filing for Q4 2025, filed 12 Feb 2026.