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 |
Apple
AAPL
|
+$800M |
| 2 |
NVIDIA
NVDA
|
+$304M |
| 3 |
Broadcom
AVGO
|
+$261M |
| 4 |
Linde
LIN
|
+$237M |
| 5 |
JPMorgan Chase
JPM
|
+$208M |
Top Sells
| Rank | Stock | Value |
|---|---|---|
| 1 |
Costco
COST
|
+$656M |
| 2 |
Netflix
NFLX
|
+$632M |
| 3 |
Tesla
TSLA
|
+$474M |
| 4 |
Procter & Gamble
PG
|
+$428M |
| 5 |
Micron Technology
MU
|
+$332M |
Sector Composition
| Rank | Sector | Weight |
|---|---|---|
| 1 | Technology | 22.04% |
| 2 | Healthcare | 15.35% |
| 3 | Industrials | 11.13% |
| 4 | Consumer Discretionary | 10.88% |
| 5 | Financials | 10.52% |
| Name | Market Value | Portfolio Weight | Shares or Principal |
Change in Stake | Capital Flow | |
|---|---|---|---|---|---|---|
2201
Journey Medical
DERM
$177M
| $1.14M | ﹤0.01% |
242,500
-1,500
| -0.6% | -$11.6K |
|
2202
Vanguard FTSE All-World ex-US Small-Cap Index Fund
VSS
$12B
| $1.14M | ﹤0.01% |
7,799
+234
| +3% | +$35.4K |
|
2203
MetroCity Bankshares
MCBS
$1.04B
| $1.13M | ﹤0.01% |
+39,549
| New | +$1.12M |
|
2204
FreightCar America
RAIL
$243M
| $1.13M | ﹤0.01% |
141,900
-1,800
| -1% | -$20.4K |
|
2205
Broadstone Net Lease
BNL
$4.31B
| $1.13M | ﹤0.01% |
61,900
-192,800
| -76% | -$3.63M |
|
|
GRCE
2206
Grace Therapeutics
GRCE
$44.2M
| $1.13M | ﹤0.01% |
243,910
+114,129
| +88% | +$448K |
|
2207
Mayville Engineering Co
MEC
$596M
| $1.13M | ﹤0.01% |
62,900
-8,300
| -12% | -$160K |
|
2208
DLH Holdings
DLHC
$67.8M
| $1.13M | ﹤0.01% |
193,564
-16,500
| -8% | -$95.4K |
|
|
FSP
2209
Franklin Street Properties
FSP
$46.3M
| $1.12M | ﹤0.01% |
1,692,603
+304,177
| +22% | +$235K |
|
2210
OP Bancorp
OPBK
$235M
| $1.12M | ﹤0.01% |
84,400
-13,800
| -14% | -$190K |
|
2211
ADC Therapeutics
ADCT
$156M
| $1.12M | ﹤0.01% |
+299,278
| New | +$1.18M |
|
2212
Inovio Pharmaceuticals
INO
$79.6M
| $1.12M | ﹤0.01% |
643,777
+90,613
| +16% | +$149K |
|
2213
Werner Enterprises
WERN
$2.27B
| $1.12M | ﹤0.01% |
+38,063
| New | +$1.23M |
|
2214
Acumen Pharmaceuticals
ABOS
$182M
| $1.12M | ﹤0.01% |
473,946
+50,846
| +12% | +$130K |
|
2215
Dimensional US Targeted Value ETF
DFAT
$14.8B
| $1.12M | ﹤0.01% |
+17,900
| New | +$1.14M |
|
2216
The Beachbody Company
BODI
$46.6M
| $1.12M | ﹤0.01% |
102,864
+50,095
| +95% | +$499K |
|
|
GRO
2217
Brazil Potash Corp
GRO
$132M
| $1.12M | ﹤0.01% |
344,700
+195,100
| +130% | +$552K |
|
2218
State Street SPDR Bloomberg Convertible Securities ETF
CWB
$5.72B
| $1.12M | ﹤0.01% |
+12,200
| New | +$1.14M |
|
2219
Tandem Diabetes Care
TNDM
$1.63B
| $1.12M | ﹤0.01% |
+58,227
| New | +$1.27M |
|
2220
Apyx Medical
APYX
$126M
| $1.12M | ﹤0.01% |
302,395
+82,000
| +37% | +$306K |
|
2221
Sanara MedTech
SMTI
$316M
| $1.11M | ﹤0.01% |
64,680
+27,078
| +72% | +$557K |
|
2222
Sylvamo
SLVM
$1.53B
| $1.11M | ﹤0.01% |
26,300
-37,400
| -59% | -$1.75M |
|
2223
Westwater Resources
WWR
$81M
| $1.11M | ﹤0.01% |
1,692,190
-1,144,700
| -40% | -$1.03M |
|
2224
Sight Sciences
SGHT
$456M
| $1.11M | ﹤0.01% |
293,358
+17,458
| +6% | +$94.2K |
|
2225
Five Star Bancorp
FSBC
$1.16B
| $1.11M | ﹤0.01% |
29,300
-6,300
| -18% | -$242K |
|
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Jim Simons's Q1 2026 Portfolio in Review
As of Q1 2026, Jim Simons held 3,809 positions worth $63.9B, down 0.82% from $64.5B the previous quarter. Its ten largest holdings account for 11% of the portfolio.
Jim Simons's Q1 2026 filing shows 624 new, 1,320 increased, 1,262 reduced and 596 closed positions. Its largest new stake was Apple: 3,075,638 shares worth $781M. The largest sale was Costco, an estimated $656M.
By sector, the portfolio is most concentrated in Technology at 22% of assets, up from 21% a quarter earlier, followed by Healthcare and Industrials.
- Jim Simons's largest Q1 2026 buy was Apple: 3,075,638 shares worth $781M.
- Jim Simons added most to NVIDIA in Q1 2026, an estimated $304M increase.
- Jim Simons's biggest Q1 2026 reduction was Costco, cutting an estimated $656M.
- Jim Simons fully exited Procter & Gamble in Q1 2026, selling an estimated $428M.
- Jim Simons's ten largest holdings make up 11% of its $63.9B portfolio in Q1 2026.
- Jim Simons opened 624 new positions and closed 596 in Q1 2026.
- Jim Simons's portfolio value fell 0.82% quarter-over-quarter to $63.9B.
Based on Renaissance Technologies's 13F filing for Q1 2026, filed 14 May 2026.