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 | |
|---|---|---|---|---|---|---|
276
Vodafone
VOD
$37.1B
| $58.7M | 0.09% |
3,906,751
-841,056
| -18% | -$12.3M |
|
277
Travere Therapeutics
TVTX
$5.72B
| $58.4M | 0.09% |
1,966,779
-280,000
| -12% | -$8.37M |
|
278
Cigna
CI
$72.5B
| $58.4M | 0.09% |
218,939
+172,219
| +369% | +$47.6M |
|
|
CPRX
279
DELISTED
Catalyst Pharmaceutical
CPRX
| $58.1M | 0.09% |
2,347,477
-302,600
| -11% | -$7.21M |
|
280
Pinnacle West Capital
PNW
$12.1B
| $58M | 0.09% |
576,100
+162,700
| +39% | +$15.7M |
|
281
BioMarin Pharmaceuticals
BMRN
$13.5B
| $57.9M | 0.09% |
1,024,871
-300,100
| -23% | -$17.5M |
|
282
State Street Consumer Discretionary Select Sector SPDR ETF
XLY
$23.6B
| $57.8M | 0.09% |
530,436
+515,600
| +3,475% | +$60.3M |
|
283
Alphabet (Google) Class C
GOOG
$4.19T
| $57.7M | 0.09% |
201,002
+98,921
| +97% | +$31.1M |
|
284
Descartes Systems
DSGX
$6.72B
| $57.2M | 0.09% |
798,844
+125,900
| +19% | +$9.29M |
|
285
AB InBev
BUD
$156B
| $56.3M | 0.09% |
810,874
+318,600
| +65% | +$23M |
|
286
Aecom
ACM
$8.23B
| $56.2M | 0.09% |
662,277
+24,700
| +4% | +$2.34M |
|
287
Regions Financial
RF
$26.9B
| $56M | 0.09% |
2,144,021
+597,600
| +39% | +$16.7M |
|
288
Viking Holdings
VIK
$45.8B
| $55.8M | 0.09% |
759,204
-13,400
| -2% | -$979K |
|
289
PTC
PTC
$16.2B
| $55.4M | 0.09% |
389,100
+183,600
| +89% | +$29M |
|
290
Blue Owl Capital
OWL
$19B
| $55.4M | 0.09% |
6,065,200
+5,790,400
| +2,107% | +$70M |
|
291
Takeda Pharmaceutical
TAK
$55.5B
| $55.4M | 0.09% |
2,989,100
+370,800
| +14% | +$6.51M |
|
292
Madison Square Garden
MSGS
$9.47B
| $55.3M | 0.09% |
172,000
+54,100
| +46% | +$16.1M |
|
293
Opendoor
OPEN
$3.45B
| $55.3M | 0.09% |
11,810,938
-27,519,500
| -70% | -$148M |
|
294
Centene
CNC
$32.3B
| $55.2M | 0.09% |
1,684,669
+632,557
| +60% | +$25.9M |
|
295
Crown Holdings
CCK
$13B
| $54.9M | 0.09% |
548,000
+70,300
| +15% | +$7.51M |
|
296
Ezcorp Inc
EZPW
$1.69B
| $54.8M | 0.09% |
2,157,366
-196,862
| -8% | -$4.72M |
|
297
Unity
U
$19.3B
| $54.5M | 0.09% |
+2,485,597
| New | +$68.9M |
|
298
Gaming and Leisure Properties
GLPI
$12.5B
| $54.2M | 0.08% |
1,221,330
+575,000
| +89% | +$26.7M |
|
299
AngloGold Ashanti
AU
$50.4B
| $54.2M | 0.08% |
+556,200
| New | +$57M |
|
300
Carlisle Companies
CSL
$15.5B
| $53.9M | 0.08% |
161,460
+51,440
| +47% | +$18.7M |
|
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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.