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 | |
|---|---|---|---|---|---|---|
651
Magna International
MGA
$18.6B
| $19.7M | 0.03% |
353,484
+53,200
| +18% | +$3.04M |
|
652
Gen Digital
GEN
$17.1B
| $19.7M | 0.03% |
1,044,438
+808,000
| +342% | +$18.7M |
|
653
Village Super Market
VLGEA
$627M
| $19.6M | 0.03% |
464,084
-21,900
| -5% | -$839K |
|
654
KT
KT
$8.83B
| $19.6M | 0.03% |
913,493
+763,000
| +507% | +$16.4M |
|
655
Fluence Energy
FLNC
$2.44B
| $19.6M | 0.03% |
+1,422,900
| New | +$28.5M |
|
656
Armstrong World Industries
AWI
$7.75B
| $19.6M | 0.03% |
118,700
+1,400
| +1% | +$256K |
|
657
Carriage Services
CSV
$535M
| $19.5M | 0.03% |
427,900
-24,202
| -5% | -$1.05M |
|
658
Graham Corp
GHM
$1.33B
| $19.5M | 0.03% |
247,368
-21,000
| -8% | -$1.65M |
|
|
ONC
659
BeOne Medicines Ltd
ONC
$40.6B
| $19.4M | 0.03% |
+65,456
| New | +$21.2M |
|
660
Independent Bank Corp
IBCP
$850M
| $19.4M | 0.03% |
582,291
-3,409
| -0.6% | -$117K |
|
|
661
Costco
COST
$421B
| $19.4M | 0.03% |
19,456
-673,546
| -97% | -$656M |
|
662
Tootsie Roll Industries
TR
$3.05B
| $19.4M | 0.03% |
453,792
-15,052
| -3% | -$590K |
|
663
Copart
CPRT
$26.8B
| $19.3M | 0.03% |
580,500
-1,402,400
| -71% | -$52.7M |
|
664
MDU Resources
MDU
$4.32B
| $19.3M | 0.03% |
929,844
+616,794
| +197% | +$12.6M |
|
|
MRP
665
Millrose Properties Inc
MRP
$4.94B
| $19.2M | 0.03% |
687,065
-31,802
| -4% | -$958K |
|
666
Americold
COLD
$4.17B
| $19.2M | 0.03% |
1,674,800
+52,800
| +3% | +$662K |
|
667
GFL Environmental
GFL
$14.7B
| $19.1M | 0.03% |
458,847
+327,686
| +250% | +$14M |
|
668
CEMIG Preferred Shares
CIG
$5.61B
| $19.1M | 0.03% |
7,993,849
+608,101
| +8% | +$1.34M |
|
669
SSR Mining
SSRM
$6.63B
| $19M | 0.03% |
647,786
-724,048
| -53% | -$19.2M |
|
670
Amdocs
DOX
$6.08B
| $19M | 0.03% |
291,800
+236,700
| +430% | +$17.3M |
|
671
Vishay Precision Group
VPG
$934M
| $19M | 0.03% |
437,173
-24,400
| -5% | -$1.1M |
|
672
CVS Health
CVS
$121B
| $18.9M | 0.03% |
+263,153
| New | +$20.3M |
|
673
Powell Industries
POWL
$7.58B
| $18.8M | 0.03% |
104,082
+72,480
| +229% | +$11.8M |
|
674
MYR Group
MYRG
$5.18B
| $18.7M | 0.03% |
66,300
-7,700
| -10% | -$2M |
|
675
TransAlta
TAC
$3.92B
| $18.7M | 0.03% |
1,428,195
+217,200
| +18% | +$2.8M |
|
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.