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 | |
|---|---|---|---|---|---|---|
2751
Meridian
MRBK
$236M
| $349K | ﹤0.01% |
18,400
-4,500
| -20% | -$85.5K |
|
2752
Century Casinos
CNTY
$34.3M
| $347K | ﹤0.01% |
249,787
-38,062
| -13% | -$57.9K |
|
2753
StoneCo
STNE
$2.42B
| $342K | ﹤0.01% |
+24,163
| New | +$371K |
|
|
SUNS
2754
Sunrise Realty Trust
SUNS
$101M
| $340K | ﹤0.01% |
44,300
-2,700
| -6% | -$24.5K |
|
2755
iShares Core S&P Mid-Cap ETF
IJH
$127B
| $338K | ﹤0.01% |
+5,000
| New | +$347K |
|
|
TOYO
2756
TOYO Co
TOYO
$236M
| $337K | ﹤0.01% |
46,000
+17,750
| +63% | +$137K |
|
2757
EVI Industries
EVI
$187M
| $335K | ﹤0.01% |
16,297
-400
| -2% | -$8.96K |
|
2758
Gaia
GAIA
$31.5M
| $335K | ﹤0.01% |
120,961
-7,300
| -6% | -$24K |
|
|
SY
2759
So-Young International
SY
$222M
| $334K | ﹤0.01% |
+122,200
| New | +$366K |
|
2760
Pearson
PSO
$9.72B
| $334K | ﹤0.01% |
25,400
-69,200
| -73% | -$898K |
|
|
IRD
2761
Opus Genetics
IRD
$323M
| $333K | ﹤0.01% |
73,209
-53,100
| -42% | -$184K |
|
2762
Heritage Global
HGBL
$37.2M
| $332K | ﹤0.01% |
244,317
-133,200
| -35% | -$176K |
|
2763
Oil States International
OIS
$532M
| $332K | ﹤0.01% |
28,500
-24,900
| -47% | -$257K |
|
2764
CI&T Inc
CINT
$468M
| $332K | ﹤0.01% |
65,400
-6,300
| -9% | -$31K |
|
2765
Globus Maritime Ltd
GLBS
$79.4M
| $331K | ﹤0.01% |
143,100
+70,400
| +97% | +$125K |
|
|
UNHG
2766
Leverage Shares 2X Long UNH Daily ETF
UNHG
$73.5M
| $330K | ﹤0.01% |
+32,417
| New | +$420K |
|
|
ELSE
2767
DELISTED
Electro-Sensors
ELSE
| $329K | ﹤0.01% |
73,900
-4,500
| -6% | -$19.5K |
|
|
ROBN
2768
T-Rex 2X Long HOOD Daily Target ETF
ROBN
$98.7M
| $328K | ﹤0.01% |
+19,100
| New | +$609K |
|
2769
LiveOne
LVO
$62.8M
| $325K | ﹤0.01% |
63,708
-700
| -1% | -$3.39K |
|
|
BTCI
2770
NEOS Bitcoin High Income ETF
BTCI
$1.1B
| $325K | ﹤0.01% |
9,900
-38,000
| -79% | -$1.43M |
|
2771
Plumas Bancorp
PLBC
$433M
| $324K | ﹤0.01% |
6,643
-5,057
| -43% | -$250K |
|
2772
Codexis
CDXS
$159M
| $324K | ﹤0.01% |
198,733
-538,752
| -73% | -$768K |
|
2773
CS Disco
LAW
$273M
| $322K | ﹤0.01% |
84,244
+19,044
| +29% | +$94.1K |
|
2774
Amplitude
AMPL
$1.59B
| $321K | ﹤0.01% |
47,031
-34,618
| -42% | -$286K |
|
2775
MainStreet Bancshares
MNSB
$174M
| $320K | ﹤0.01% |
14,400
-34,600
| -71% | -$746K |
|
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.