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 | |
|---|---|---|---|---|---|---|
2101
TScan Therapeutics
TCRX
$52.6M
| $1.38M | ﹤0.01% |
1,364,783
+223,714
| +20% | +$239K |
|
2102
Arcturus Therapeutics
ARCT
$227M
| $1.38M | ﹤0.01% |
178,300
+58,395
| +49% | +$426K |
|
2103
Stoneridge
SRI
$199M
| $1.38M | ﹤0.01% |
284,900
-37,700
| -12% | -$258K |
|
2104
Heron Therapeutics
HRTX
$64.9M
| $1.37M | ﹤0.01% |
1,718,300
-197,600
| -10% | -$229K |
|
|
NFGC
2105
New Found Gold
NFGC
$634M
| $1.37M | ﹤0.01% |
706,323
+642,812
| +1,012% | +$1.72M |
|
2106
SKYX Platforms
SKYX
$153M
| $1.37M | ﹤0.01% |
1,221,500
+866,287
| +244% | +$1.81M |
|
|
ONIT
2107
Onity Group
ONIT
$324M
| $1.37M | ﹤0.01% |
34,763
-11,473
| -25% | -$499K |
|
2108
Franklin Covey
FC
$233M
| $1.36M | ﹤0.01% |
86,303
-30,900
| -26% | -$509K |
|
|
BLDP
2109
Ballard Power Systems
BLDP
$802M
| $1.36M | ﹤0.01% |
+562,894
| New | +$1.34M |
|
2110
OptimizeRx
OPRX
$148M
| $1.36M | ﹤0.01% |
216,856
+187,278
| +633% | +$1.74M |
|
2111
Biohaven
BHVN
$2.19B
| $1.36M | ﹤0.01% |
+160,952
| New | +$1.76M |
|
|
DGXX
2112
Digi Power X Inc
DGXX
$426M
| $1.36M | ﹤0.01% |
669,200
-214,301
| -24% | -$561K |
|
2113
Seacoast Banking Corp of Florida
SBCF
$3.49B
| $1.36M | ﹤0.01% |
44,805
-33,200
| -43% | -$1.07M |
|
2114
Moog Inc Class B
MOG.B
| $1.36M | ﹤0.01% |
4,600
-300
| -6% | -$91.6K |
|
2115
Super Micro Computer
SMCI
$27B
| $1.35M | ﹤0.01% |
+59,400
| New | +$1.78M |
|
2116
First Trust RBA American Industrial Renaissance ETF
AIRR
$10.8B
| $1.35M | ﹤0.01% |
12,200
+300
| +3% | +$33.9K |
|
2117
Blackbaud
BLKB
$2.02B
| $1.35M | ﹤0.01% |
+34,997
| New | +$1.75M |
|
2118
Shutterstock
SSTK
$207M
| $1.35M | ﹤0.01% |
81,301
-121,000
| -60% | -$2.13M |
|
2119
Putnam Focused Large Cap Value ETF
PVAL
$13.9B
| $1.35M | ﹤0.01% |
+29,100
| New | +$1.37M |
|
2120
Greenlight Captial
GLRE
$511M
| $1.34M | ﹤0.01% |
+77,650
| New | +$1.13M |
|
2121
Kornit Digital
KRNT
$855M
| $1.34M | ﹤0.01% |
91,500
+28,200
| +45% | +$412K |
|
2122
Q32 Bio
QTTB
$459M
| $1.33M | ﹤0.01% |
206,915
+107,315
| +108% | +$510K |
|
2123
Ramaco Resources Class B
METCB
$429M
| $1.33M | ﹤0.01% |
131,459
-30,350
| -19% | -$367K |
|
2124
Solitario Resources
XPL
$73.9M
| $1.32M | ﹤0.01% |
1,612,399
+316,693
| +24% | +$244K |
|
|
AFBI
2125
DELISTED
Affinity Bancshares
AFBI
| $1.32M | ﹤0.01% |
59,148
-100
| -0.2% | -$2.01K |
|
Similar funds
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.