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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
FRME icon
2426
First Merchants
FRME
$2.72B
$728K ﹤0.01%
+18,788
New +$734K
FMNB icon
2427
Farmers National Banc Corp
FMNB
$957M
$726K ﹤0.01%
55,149
+44,365
+411% +$582K
ACH
2428
Accendra Health
ACH
$93.1M
$725K ﹤0.01%
317,913
-89,500
-22% -$206K
KR icon
2429
Kroger
KR
$34.3B
$724K ﹤0.01%
10,000
-17,700
-64% -$1.2M
VFLO icon
2430
VictoryShares Free Cash Flow ETF
VFLO
$9.89B
$722K ﹤0.01%
18,300
-51,500
-74% -$2.05M
ABEO icon
2431
Abeona Therapeutics
ABEO
$425M
$722K ﹤0.01%
161,082
+44,882
+39% +$224K
UROY
2432
Uranium Royalty Corp
UROY
$1.56B
$718K ﹤0.01%
196,751
+132,551
+206% +$542K
SBGI icon
2433
Sinclair Inc
SBGI
$1B
$714K ﹤0.01%
55,200
-43,871
-44% -$637K
IOO icon
2434
iShares Global 100 ETF
IOO
$9.43B
$714K ﹤0.01%
5,900
-10,300
-64% -$1.3M
STHO icon
2435
Star Holdings Shares of Beneficial Interest
STHO
$117M
$710K ﹤0.01%
93,780
+55,965
+148% +$461K
PEN icon
2436
Penumbra
PEN
$12.9B
$709K ﹤0.01%
+2,160
New +$731K
AMPG icon
2437
AmpliTech
AMPG
$162M
$708K ﹤0.01%
372,600
+214,400
+136% +$633K
ADV icon
2438
Advantage Solutions
ADV
$399M
$708K ﹤0.01%
33,475
+1,427
+4% +$27.5K
SEV
2439
Aptera Motors
SEV
$88.6M
$705K ﹤0.01%
+266,135
New +$709K
LADR
2440
Ladder Capital
LADR
$1.25B
$703K ﹤0.01%
71,941
-40,000
-36% -$420K
MDXH icon
2441
MDxHealth
MDXH
$24.1M
$701K ﹤0.01%
304,700
+54,600
+22% +$185K
TMCI icon
2442
Treace Medical Concepts
TMCI
$309M
$701K ﹤0.01%
+522,900
New +$1.04M
VRA icon
2443
Vera Bradley
VRA
$96.7M
$701K ﹤0.01%
221,716
+14,500
+7% +$41.3K
CHPT icon
2444
ChargePoint
CHPT
$166M
$700K ﹤0.01%
144,059
+63,000
+78% +$384K
TGEN
2445
Tecogen Inc
TGEN
$120M
$697K ﹤0.01%
272,300
+218,000
+401% +$801K
BIZD icon
2446
VanEck BDC Income ETF
BIZD
$1.68B
$696K ﹤0.01%
+54,400
New +$733K
MBUU icon
2447
Malibu Boats
MBUU
$576M
$696K ﹤0.01%
26,836
-10,464
-28% -$312K
SCCO icon
2448
Southern Copper
SCCO
$165B
$694K ﹤0.01%
4,124
-3,195
-44% -$578K
USAU icon
2449
US Gold Corp
USAU
$252M
$694K ﹤0.01%
+45,697
New +$819K
XRPT
2450
Volatility Shares Trust XRP 2X ETF
XRPT
$44.4M
$692K ﹤0.01%
17,195
+14,615
+566% +$1.02M

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.