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Jim Simons

Jim Simons Renaissance Technologies

AUM $72.6B Turnover 31.08%
1-Year Est. Return 54.88%
 

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
+24.48%
1 Year Est. Return
+54.88%
3 Year Est. Return
+169.34%
5 Year Est. Return
+186.18%
10 Year Est. Return
+887.93%
AUM
$72.6B
AUM Growth
+$8.69B
Cap. Flow
+$958M
Cap. Flow %
1.32%
Top 10 Hldgs %
12.01%
Holding
3,761
New
548
Increased
1,084
Reduced
1,502
Closed
621
Avg Time Held
3.5 years
Top 10 Avg Time Held
1.5 years
Top 20 Avg Time Held
1.3 years

Top Buys

Rank Stock Value
1
META icon
Meta Platforms (Facebook)
META
+$1.08B
2
NVDA icon
NVIDIA
NVDA
+$938M
3
GOOGL icon
Alphabet (Google) Class A
GOOGL
+$639M
4
NFLX icon
Netflix
NFLX
+$598M
5
AMZN icon
Amazon
AMZN
+$575M

Top Sells

Rank Stock Value
1
MU icon
Micron Technology
MU
+$1.46B
2
SNDK icon
Sandisk
SNDK
+$1.13B
3
AAPL icon
Apple
AAPL
+$426M
4
LIN icon
Linde
LIN
+$316M
5
VRT icon
Vertiv
VRT
+$297M

Sector Composition

Rank Sector Weight
1 Technology 23.58%
2 Healthcare 14.83%
3 Consumer Discretionary 11.24%
4 Industrials 10.49%
5 Communication Services 8.91%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake 		Capital Flow Held Since
HIMS icon
3376
Hims & Hers Health
HIMS
$6.7B
– –
-2,118,080
Closed -$44M –
HKIT icon
3377
DELISTED
Hitek Global
HKIT
– –
-14
Closed -$1K –
HLIO icon
3378
Helios Technologies
HLIO
$2.24B
– –
-10,400
Closed -$673K –
HLP icon
3379
Hongli Group
HLP
$225M
– –
-93,925
Closed -$82.7K –
HLT icon
3380
Hilton Worldwide
HLT
$77.8B
– –
-128,550
Closed -$39.1M –
HMN icon
3381
Horace Mann Educators
HMN
$1.87B
– –
-28,375
Closed -$1.21M –
HNI icon
3382
HNI Corp
HNI
$3.39B
– –
-13,800
Closed -$461K –
HNST icon
3383
The Honest Company
HNST
$533M
– –
-61,755
Closed -$182K –
HON icon
3384
Honeywell
HON
$67.1B
– –
-375,300
Closed -$84.8M –
HPE icon
3385
Hewlett Packard
HPE
$75.4B
– –
-3,584,342
Closed -$85.3M –
HQI icon
3386
HireQuest
HQI
$248M
– –
-10,700
Closed -$107K –
HSY icon
3387
Hershey
HSY
$33.6B
– –
-2,000
Closed -$416K –
HTBK icon
3388
DELISTED
Heritage Commerce
HTBK
– –
-390,000
Closed -$4.87M –
HUBC icon
3389
Hub Cyber Security
HUBC
$684K
– –
-2
Closed -$5.47K –
HYLB icon
3390
Xtrackers USD High Yield Corporate Bond ETF
HYLB
$3.2B
– –
-23,300
Closed -$843K –
IAT icon
3391
iShares US Regional Banks ETF
IAT
$617M
– –
-22,300
Closed -$1.2M –
IBP icon
3392
Installed Building Products
IBP
$4.87B
– –
-21,260
Closed -$5.64M –
ICUI icon
3393
ICU Medical
ICUI
$4.07B
– –
-11,309
Closed -$1.46M –
IDCC icon
3394
InterDigital
IDCC
$8.42B
– –
-66,098
Closed -$20M –
IDU icon
3395
iShares US Utilities ETF
IDU
$1.43B
– –
-3,700
Closed -$430K –
IEMG icon
3396
iShares Core MSCI Emerging Markets ETF
IEMG
$153B
– –
-215,200
Closed -$15M –
IEUR icon
3397
iShares Core MSCI Europe ETF
IEUR
$9.35B
– –
-9,000
Closed -$632K –
IFRA icon
3398
iShares US Infrastructure ETF
IFRA
$3.98B
– –
-4,200
Closed -$240K –
BRSL icon
3399
Brightstar Lottery PLC
BRSL
$1.73B
– –
-274,700
Closed -$3.5M –
IIIN icon
3400
Insteel Industries
IIIN
$575M
– –
-106,940
Closed -$3.59M –
134 135
136
137 138

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Jim Simons's Q2 2026 Portfolio in Review

As of Q2 2026, Jim Simons held 3,761 positions worth $72.6B, up 14% from $63.9B the previous quarter. Its ten largest holdings account for 12% of the portfolio.

Jim Simons's Q2 2026 filing shows 548 new, 1,084 increased, 1,502 reduced and 621 closed positions. Its largest new stake was Amazon: 2,290,710 shares worth $546M. The largest sale was Micron Technology, an estimated $1.46B.

By sector, the portfolio is most concentrated in Technology at 24% of assets, up from 22% a quarter earlier, followed by Healthcare and Consumer Discretionary.

  • Jim Simons's largest Q2 2026 buy was Amazon: 2,290,710 shares worth $546M.
  • Jim Simons added most to Meta Platforms (Facebook) in Q2 2026, an estimated $1.08B increase.
  • Jim Simons's biggest Q2 2026 reduction was Micron Technology, cutting an estimated $1.46B.
  • Jim Simons fully exited Applovin in Q2 2026, selling an estimated $174M.
  • Jim Simons's ten largest holdings make up 12% of its $72.6B portfolio in Q2 2026.
  • Jim Simons opened 548 new positions and closed 621 in Q2 2026.
  • Jim Simons's portfolio value rose 14% quarter-over-quarter to $72.6B.

Based on Renaissance Technologies's 13F filing for Q2 2026, filed 13 Aug 2026.