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 | |
|---|---|---|---|---|---|---|
3026
Broadway Financial
BYFC
| $104K | ﹤0.01% |
14,270
| – | – |
|
3027
UNIFI
UFI
$129M
| $103K | ﹤0.01% |
28,900
+500
| +2% | +$1.93K |
|
3028
PepGen
PEPG
$205M
| $101K | ﹤0.01% |
56,800
-91,100
| -62% | -$512K |
|
3029
Magnachip Semiconductor
MX
$141M
| $99.4K | ﹤0.01% |
+35,500
| New | +$101K |
|
3030
Gogoro
GGR
$52.2M
| $99K | ﹤0.01% |
28,438
-100
| -0.4% | -$327 |
|
3031
AquaBounty Technologies
AQB
$7.88M
| $98.9K | ﹤0.01% |
114,247
-7,338
| -6% | -$6.84K |
|
|
VIP
3032
Vulcan Infrastructure and Power Inc. Class A Common Stock
VIP
$31.7M
| $97.1K | ﹤0.01% |
88,300
+11,000
| +14% | +$14.8K |
|
3033
BARK
BARK
$98.2M
| $97.1K | ﹤0.01% |
9,585
+4,760
| +99% | +$73.1K |
|
3034
Asia Pacific Wire & Cable
APWC
$62.3M
| $96.8K | ﹤0.01% |
71,200
-490
| -0.7% | -$796 |
|
3035
Personalis
PSNL
$1.51B
| $96.8K | ﹤0.01% |
15,200
-77,794
| -84% | -$657K |
|
3036
Direxion Daily GOOGL Bear 1X ETF
GGLS
$16.3M
| $96.3K | ﹤0.01% |
1,321
-3,559
| -73% | -$241K |
|
3037
BioVie
BIVI
$13.8M
| $95.1K | ﹤0.01% |
67,918
+39,900
| +142% | +$51.3K |
|
|
CARL
3038
Carlsmed
CARL
$375M
| $94.1K | ﹤0.01% |
10,400
-13,900
| -57% | -$168K |
|
|
WDH
3039
Waterdrop
WDH
$359M
| $93.9K | ﹤0.01% |
+57,957
| New | +$102K |
|
|
TWAV
3040
TaoWeave Inc
TWAV
$4.63M
| $93.9K | ﹤0.01% |
59,400
-13,000
| -18% | -$18.4K |
|
3041
Amplify Energy
AMPY
$181M
| $92.4K | ﹤0.01% |
+14,800
| New | +$80.5K |
|
3042
ABVC BioPharma
ABVC
$24M
| $92.3K | ﹤0.01% |
95,100
-19,163
| -17% | -$31.7K |
|
3043
Quantum-Si Incorporated
QSI
$183M
| $91.3K | ﹤0.01% |
+117,900
| New | +$122K |
|
3044
Roma Green Finance Ltd
ROMA
$520M
| $89K | ﹤0.01% |
22,200
-22,108
| -50% | -$70.9K |
|
|
BRAG
3045
Bragg Gaming Group
BRAG
$50.6M
| $87.9K | ﹤0.01% |
51,100
+1,200
| +2% | +$2.33K |
|
|
IHT
3046
InnSuites Hospitality Trust
IHT
$15.4M
| $87.8K | ﹤0.01% |
86,903
-4,000
| -4% | -$4.62K |
|
3047
Grove Collaborative
GROV
$44M
| $86.9K | ﹤0.01% |
67,900
+400
| +0.6% | +$545 |
|
3048
Elutia
ELUT
$38.1M
| $86.9K | ﹤0.01% |
82,716
-19,400
| -19% | -$19.4K |
|
|
FBGL
3049
FBS Global
FBGL
$5.6M
| $86K | ﹤0.01% |
144,492
+19,647
| +16% | +$16.4K |
|
|
BRNS
3050
Barinthus Biotherapeutics
BRNS
$23.4M
| $85.9K | ﹤0.01% |
151,000
+7,900
| +6% | +$5.21K |
|
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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.