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
|
+$1.08B |
| 2 |
NVIDIA
NVDA
|
+$938M |
| 3 |
Alphabet (Google) Class A
GOOGL
|
+$639M |
| 4 |
Netflix
NFLX
|
+$598M |
| 5 |
Amazon
AMZN
|
+$575M |
Top Sells
| Rank | Stock | Value |
|---|---|---|
| 1 |
Micron Technology
MU
|
+$1.46B |
| 2 |
Sandisk
SNDK
|
+$1.13B |
| 3 |
Apple
AAPL
|
+$426M |
| 4 |
Linde
LIN
|
+$316M |
| 5 |
Vertiv
VRT
|
+$297M |
Sector Composition
| Rank | Sector | Weight |
|---|---|---|
| 1 | Technology | 23.58% |
| 2 | Healthcare | 14.83% |
| 3 | Consumer Discretionary | 11.24% |
| 4 | Industrials | 10.49% |
| 5 | Communication Services | 8.91% |
| Name | Market Value | Portfolio Weight | Shares or Principal |
Change in Stake | Capital Flow | Held Since | |
|---|---|---|---|---|---|---|---|
3251
Compass Diversified
CODI
$756M
| – | – |
-93,607
| Closed | -$736K | – |
|
3252
YieldMax COIN Option Income Strategy ETF
CONY
$352M
| – | – |
-18,300
| Closed | -$482K | – |
|
3253
Global X Copper Miners ETF NEW
COPX
$6.82B
| – | – |
-33,297
| Closed | -$2.54M | – |
|
3254
Cosmos Holdings
COSM
$32.7M
| – | – |
-390,500
| Closed | -$124K | – |
|
3255
Coty
COTY
$2.81B
| – | – |
-1,311,687
| Closed | -$2.64M | – |
|
3256
Costco
COST
$441B
| – | – |
-19,456
| Closed | -$19.4M | – |
|
3257
Pacer US Cash Cows 100 ETF
COWZ
$19.4B
| – | – |
-10,600
| Closed | -$663K | – |
|
3258
Corebridge Financial
CRBG
$15.3B
| – | – |
-23,700
| Closed | -$565K | – |
|
3259
CRH
CRH
$55.3B
| – | – |
-752,700
| Closed | -$79.1M | – |
|
3260
CervoMed
CRVO
$34.9M
| – | – |
-63,904
| Closed | -$252K | – |
|
3261
Corvus Pharmaceuticals
CRVS
$812M
| – | – |
-81,310
| Closed | -$1.19M | – |
|
3262
DELISTED
CSG Systems International
CSGS
| – | – |
-154,122
| Closed | -$12.3M | – |
|
3263
Custom Truck One Source
CTOS
$2.07B
| – | – |
-31,656
| Closed | -$208K | – |
|
3264
Corteva
CTVA
$8.44B
| – | – |
-14,600
| Closed | -$1.22M | – |
|
3265
DELISTED
Carnival PLC
CUK
| – | – |
-2,642,070
| Closed | -$68.1M | – |
|
3266
DELISTED
Calavo Growers
CVGW
| – | – |
-173,078
| Closed | -$4.46M | – |
|
3267
Curtiss-Wright
CW
$18.4B
| – | – |
-3,800
| Closed | -$2.59M | – |
|
3268
DELISTED
Clearway Energy Class A
CWEN.A
| – | – |
-729,129
| Closed | -$28.6M | – |
|
3269
Sprinklr
CXM
$1.42B
| – | – |
-33,600
| Closed | -$202K | – |
|
3270
Crane NXT
CXT
$3.27B
| – | – |
-52,200
| Closed | -$2.12M | – |
|
3271
Bio Green Med Solution Inc
BGMS
$6.18M
| – | – |
-46,100
| Closed | -$46.1K | – |
|
3272
Dare Bioscience
DARE
$13.9M
| – | – |
-10,195
| Closed | -$18.6K | – |
|
3273
DELISTED
Day One Biopharmaceuticals
DAWN
| – | – |
-1,296,984
| Closed | -$27.8M | – |
|
3274
Delcath Systems
DCTH
$499M
| – | – |
-155,300
| Closed | -$1.44M | – |
|
3275
Deere & Co
DE
$169B
| – | – |
-181,942
| Closed | -$102M | – |
|
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Jim Simons's Q2 2026 Portfolio in Review
As of Q2 2026, Jim Simons held 3,761 positions worth $72.6B, up 14% from $63.9B the previous quarter. Its ten largest holdings account for 12% of the portfolio.
Jim Simons's Q2 2026 filing shows 548 new, 1,084 increased, 1,502 reduced and 621 closed positions. Its largest new stake was Amazon: 2,290,710 shares worth $546M. The largest sale was Micron Technology, an estimated $1.46B.
By sector, the portfolio is most concentrated in Technology at 24% of assets, up from 22% a quarter earlier, followed by Healthcare and Consumer Discretionary.
- Jim Simons's largest Q2 2026 buy was Amazon: 2,290,710 shares worth $546M.
- Jim Simons added most to Meta Platforms (Facebook) in Q2 2026, an estimated $1.08B increase.
- Jim Simons's biggest Q2 2026 reduction was Micron Technology, cutting an estimated $1.46B.
- Jim Simons fully exited Applovin in Q2 2026, selling an estimated $174M.
- Jim Simons's ten largest holdings make up 12% of its $72.6B portfolio in Q2 2026.
- Jim Simons opened 548 new positions and closed 621 in Q2 2026.
- Jim Simons's portfolio value rose 14% quarter-over-quarter to $72.6B.
Based on Renaissance Technologies's 13F filing for Q2 2026, filed 13 Aug 2026.