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Jim Simons

Jim Simons Renaissance Technologies

AUM $63.9B
1-Year Est. Return 45.56%
 

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.

This Fund
S&P 500
This Quarter Est. Return
+3.01%
1 Year Est. Return
+45.56%
3 Year Est. Return
+129.95%
5 Year Est. Return
+153.6%
10 Year Est. Return
+738.31%
AUM
$63.9B
AUM Growth
-$531M
Cap. Flow
+$1.07B
Cap. Flow %
1.67%
Top 10 Hldgs %
11.2%
Holding
3,809
New
624
Increased
1,320
Reduced
1,262
Closed
596

Top Buys

Rank Stock Value
1
AAPL icon
Apple
AAPL
+$800M
2
NVDA icon
NVIDIA
NVDA
+$304M
3
AVGO icon
Broadcom
AVGO
+$261M
4
LIN icon
Linde
LIN
+$237M
5
JPM icon
JPMorgan Chase
JPM
+$208M

Top Sells

Rank Stock Value
1
COST icon
Costco
COST
+$656M
2
NFLX icon
Netflix
NFLX
+$632M
3
TSLA icon
Tesla
TSLA
+$474M
4
PG icon
Procter & Gamble
PG
+$428M
5
MU icon
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
BPOP icon
3276
Popular Inc
BPOP
$11.2B
– –
-76,525
Closed -$9.53M
BRBR icon
3277
BellRing Brands
BRBR
$1.3B
– –
-65,580
Closed -$1.75M
BRID icon
3278
Bridgford Foods
BRID
$56.6M
– –
-11,500
Closed -$89.7K
BRZE icon
3279
Braze
BRZE
$3.13B
– –
-119,400
Closed -$4.09M
BSBR icon
3280
Santander
BSBR
$43B
– –
-23,400
Closed -$143K
BSCR icon
3281
Invesco BulletShares 2027 Corporate Bond ETF
BSCR
$4.6B
– –
-44,702
Closed -$882K
BSV icon
3282
Vanguard Short-Term Bond ETF
BSV
$45.6B
– –
-29,629
Closed -$2.34M
BTBD icon
3283
BT Brands
BTBD
$8.1M
– –
-10,485
Closed -$14.6K
SLAI
3284
DELISTED
SOLAI Ltd ADS
SLAI
– –
-16,872
Closed -$79.2K
BTCO icon
3285
Invesco Galaxy Bitcoin ETF
BTCO
$425M
– –
-11,900
Closed -$1.04M
BWA icon
3286
BorgWarner
BWA
$14.1B
– –
-218,398
Closed -$9.84M
BY icon
3287
Byline Bancorp
BY
$1.78B
– –
-111,600
Closed -$3.25M
BZH icon
3288
Beazer Homes USA
BZH
$874M
– –
-30,128
Closed -$611K
CAG icon
3289
Conagra Brands
CAG
$7.17B
– –
-704,881
Closed -$12.2M
CAR icon
3290
Avis
CAR
$4.88B
– –
-169,980
Closed -$21.8M
CARR icon
3291
Carrier Global
CARR
$52.3B
– –
-1,239,100
Closed -$65.5M
CASI
3292
DELISTED
CASI Pharmaceuticals
CASI
– –
-43,100
Closed -$36.6K
CATX icon
3293
Perspective Therapeutics
CATX
$360M
– –
-352,493
Closed -$969K
CB icon
3294
Chubb
CB
$134B
– –
-139,639
Closed -$43.6M
CBT icon
3295
Cabot Corp
CBT
$4.47B
– –
-30,700
Closed -$2.03M
CCTG icon
3296
CCSC Technology International Holdings
CCTG
$10.7M
– –
-15,902
Closed -$24.3K
CDTX
3297
DELISTED
Cidara Therapeutics
CDTX
– –
-110,560
Closed -$24.4M
CELH icon
3298
Celsius Holdings
CELH
$6.96B
– –
-135,800
Closed -$6.21M
CGBL icon
3299
Capital Group Core Balanced ETF
CGBL
$7.5B
– –
-13,000
Closed -$459K
CGMS icon
3300
Capital Group US Multi-Sector Income ETF
CGMS
$5.41B
– –
-10,206
Closed -$282K
130 131
132
133 134

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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.