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 | |
|---|---|---|---|---|---|---|
|
PTIR
2551
GraniteShares 2x Long PLTR Daily ETF
PTIR
$403M
| $570K | ﹤0.01% |
+34,800
| New | +$663K |
|
2552
Neuraxis
NRXS
$82.3M
| $569K | ﹤0.01% |
+76,954
| New | +$421K |
|
2553
Mammoth Energy Services
TUSK
$156M
| $568K | ﹤0.01% |
231,972
+45,900
| +25% | +$104K |
|
2554
Corebridge Financial
CRBG
$14.9B
| $565K | ﹤0.01% |
23,700
-574,200
| -96% | -$16.1M |
|
|
ORBS
2555
Eightco Holdings
ORBS
$278M
| $565K | ﹤0.01% |
605,702
-43,398
| -7% | -$55.5K |
|
2556
Hyliion Holdings
HYLN
$726M
| $561K | ﹤0.01% |
318,600
+104,500
| +49% | +$210K |
|
2557
Coherus Oncology
CHRS
$184M
| $561K | ﹤0.01% |
331,700
+193,800
| +141% | +$344K |
|
|
UPB
2558
Upstream Bio Inc
UPB
$381M
| $559K | ﹤0.01% |
62,100
+45,700
| +279% | +$822K |
|
2559
JPMorgan Equity Premium Income ETF
JEPI
$46.1B
| $557K | ﹤0.01% |
9,835
-60,765
| -86% | -$3.54M |
|
|
JFIN
2560
Jiayin Group
JFIN
$118M
| $554K | ﹤0.01% |
132,300
+12,300
| +10% | +$77.4K |
|
|
FLNA
2561
Filana Therapeutics
FLNA
$46M
| $552K | ﹤0.01% |
+326,759
| New | +$673K |
|
2562
Xtant Medical Holdings
XTNT
$42.1M
| $551K | ﹤0.01% |
987,410
+67,550
| +7% | +$41.6K |
|
2563
Manitowoc
MTW
$705M
| $550K | ﹤0.01% |
47,244
-63,956
| -58% | -$858K |
|
2564
JPMorgan Active Growth ETF
JGRO
$10B
| $549K | ﹤0.01% |
6,500
-13,300
| -67% | -$1.19M |
|
2565
Arqit Quantum
ARQQ
$409M
| $549K | ﹤0.01% |
+41,400
| New | +$779K |
|
2566
State Street DoubleLine Total Return Tactical ETF
TOTL
$4B
| $548K | ﹤0.01% |
13,800
+6,300
| +84% | +$253K |
|
|
MSTX
2567
Defiance Daily Target 2x Long MSTR ETF
MSTX
$134M
| $547K | ﹤0.01% |
+28,000
| New | +$840K |
|
|
CIM
2568
Chimera Investment
CIM
$994M
| $545K | ﹤0.01% |
+43,453
| New | +$567K |
|
2569
Acuity Brands
AYI
$10.7B
| $544K | ﹤0.01% |
1,940
-7,160
| -79% | -$2.18M |
|
2570
American Vanguard Corp
AVD
$64.6M
| $544K | ﹤0.01% |
218,300
+54,800
| +34% | +$233K |
|
2571
Minerva Neurosciences
NERV
$206M
| $540K | ﹤0.01% |
89,700
-59,500
| -40% | -$341K |
|
|
XXRP
2572
Teucrium 2x Long Daily XRP ETF
XXRP
$78.7M
| $538K | ﹤0.01% |
14,010
+10,490
| +298% | +$705K |
|
2573
Silicom
SILC
$279M
| $537K | ﹤0.01% |
+25,437
| New | +$471K |
|
2574
Nortech Systems
NSYS
$41.7M
| $536K | ﹤0.01% |
43,999
-400
| -0.9% | -$3.66K |
|
2575
Scully Royalty
SRL
$93.5M
| $533K | ﹤0.01% |
68,114
+19,800
| +41% | +$170K |
|
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.