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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
HFFG icon
2876
HF Foods Group
HFFG
$99.7M
$236K ﹤0.01%
127,600
+61,700
+94% +$118K
CREX icon
2877
Creative Realities
CREX
$39.6M
$236K ﹤0.01%
68,502
-200
-0.3% -$673
IMO icon
2878
Imperial Oil
IMO
$62.7B
$235K ﹤0.01%
1,800
-1,900
-51% -$213K
NFLX icon
2879
Netflix
NFLX
$307B
$235K ﹤0.01%
2,461
-7,175,826
-100% -$632M
BRCC icon
2880
BRC Inc
BRCC
$215M
$232K ﹤0.01%
+298,678
New +$251K
SIFY
2881
Sify Technologies
SIFY
$1.15B
$230K ﹤0.01%
18,000
-1,800
-9% -$25.9K
GRVY
2882
GRAVITY
GRVY
$487M
$229K ﹤0.01%
+3,700
New +$236K
BOTZ icon
2883
Global X Robotics & Artificial Intelligence ETF
BOTZ
$3.59B
$229K ﹤0.01%
+6,900
New +$255K
ARL icon
2884
American Realty Investors
ARL
$246M
$229K ﹤0.01%
14,799
-500
-3% -$8.31K
MRKR icon
2885
Marker Therapeutics
MRKR
$18.2M
$228K ﹤0.01%
175,294
+51,644
+42% +$81.9K
XNCR icon
2886
Xencor
XNCR
$1.71B
$226K ﹤0.01%
18,723
-15,435
-45% -$192K
AHG
2887
Akso Health Group
AHG
$1.18B
$224K ﹤0.01%
98,398
-17,600
-15% -$29.5K
VSGX icon
2888
Vanguard ESG International Stock ETF
VSGX
$6.8B
$222K ﹤0.01%
+3,100
New +$232K
ROLR
2889
High Roller Technologies
ROLR
$62.6M
$222K ﹤0.01%
+63,799
New +$347K
UHAL icon
2890
U-Haul Holding Co
UHAL
$14.4B
$220K ﹤0.01%
4,600
-4,700
-51% -$241K
SLVR
2891
Sprott Silver Miners & Physical Silver ETF
SLVR
$769M
$219K ﹤0.01%
+3,700
New +$247K
PTRN
2892
Pattern Group Inc
PTRN
$3.97B
$218K ﹤0.01%
17,551
-123,300
-88% -$1.52M
ALVO icon
2893
Alvotech
ALVO
$1.31B
$217K ﹤0.01%
63,200
+37,600
+147% +$165K
IREZ
2894
Tradr 2X Short IREN Daily ETF
IREZ
$8.44M
$217K ﹤0.01%
+2,400
New +$182K
AFCG
2895
AFC Gamma
AFCG
$63.4M
$217K ﹤0.01%
76,800
+18,300
+31% +$45.6K
GDXD icon
2896
MicroSectors Gold Miners -3x Inverse Leveraged ETN
GDXD
$618M
$217K ﹤0.01%
+5,248
New +$243K
XPEV icon
2897
XPeng
XPEV
$11.2B
$214K ﹤0.01%
+12,500
New +$232K
SLDP icon
2898
Solid Power
SLDP
$539M
$214K ﹤0.01%
71,254
-147,346
-67% -$594K
BDN
2899
Brandywine Realty Trust
BDN
$537M
$213K ﹤0.01%
+78,600
New +$235K
KOP icon
2900
Koppers
KOP
$854M
$213K ﹤0.01%
5,500
-2,400
-30% -$80.2K

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.