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Jim Simons

Jim Simons Renaissance Technologies

AUM $72.6B
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
+1.01%
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
$66.1B
AUM Growth
-$1.48B
Cap. Flow
+$425M
Cap. Flow %
0.64%
Top 10 Hldgs %
10.65%
Holding
3,989
New
456
Increased
1,472
Reduced
1,441
Closed
583

Top Sells

Rank Stock Value
1
PLTR icon
Palantir
PLTR
+$571M
2
AAPL icon
Apple
AAPL
+$571M
3
NFLX icon
Netflix
NFLX
+$388M
4
NVDA icon
NVIDIA
NVDA
+$313M
5
TSM icon
TSMC
TSM
+$211M

Sector Composition

Rank Sector Weight
1 Technology 17.32%
2 Healthcare 15.28%
3 Consumer Discretionary 11.85%
4 Financials 11.11%
5 Industrials 8.48%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake
Capital Flow
PRPO icon
3251
Precipio
PRPO
$41.5M
$67.1K ﹤0.01%
10,700
+600
+6% +$4.16K
SOPH icon
3252
SOPHiA GENETICS
SOPH
$649M
$66.7K ﹤0.01%
20,100
-800
-4% -$2.81K
PIII icon
3253
P3 Health Partners
PIII
$36.5M
$66.6K ﹤0.01%
8,117
+2,953
+57% +$29.1K
CARV
3254
DELISTED
Carver Bancorp
CARV
$65.6K ﹤0.01%
46,500
-7,100
-13% -$11.9K
AREN icon
3255
Arena Group
AREN
$56.7M
$65.4K ﹤0.01%
37,800
+13,100
+53% +$19.2K
WAFU icon
3256
Wah Fu Education Group
WAFU
$6.31M
$65K ﹤0.01%
+40,600
New +$72.8K
MX icon
3257
Magnachip Semiconductor
MX
$137M
$64.8K ﹤0.01%
18,900
-219,000
-92% -$922K
AACG
3258
ATA Creativity
AACG
$48M
$64.4K ﹤0.01%
64,444
-1,800
-3% -$1.63K
OABI icon
3259
OmniAb
OABI
$499M
$63.8K ﹤0.01%
+26,600
New +$87K
FAT
3260
DELISTED
FAT Brands
FAT
$63.6K ﹤0.01%
22,100
-19,341
-47% -$63.8K
PEPG icon
3261
PepGen
PEPG
$206M
$63.6K ﹤0.01%
+45,300
New +$93.3K
KNDI
3262
Kandi Technologies Group
KNDI
$64.4M
$63.3K ﹤0.01%
44,600
-25,334
-36% -$32.6K
FDMT icon
3263
4D Molecular Therapeutics
FDMT
$609M
$63.2K ﹤0.01%
+19,553
New +$92.1K
CNTB
3264
Connect Biopharma Holdings
CNTB
$160M
$63.1K ﹤0.01%
114,800
-19,897
-15% -$18.4K
LONA
3265
LeonaBio Inc
LONA
$73.9M
$62.4K ﹤0.01%
21,900
+1,170
+6% +$5.18K
HOWL icon
3266
Werewolf Therapeutics
HOWL
$18.8M
$62.1K ﹤0.01%
63,900
+7,000
+12% +$9.17K
VTGN icon
3267
VistaGen Therapeutics
VTGN
$11.8M
$62K ﹤0.01%
24,800
-58,900
-70% -$167K
PMCB icon
3268
PharmaCyte Biotech
PMCB
$5.9M
$61.9K ﹤0.01%
49,500
+200
+0.4% +$325
ANIX icon
3269
Anixa Biosciences
ANIX
$109M
$61.4K ﹤0.01%
21,473
+6,900
+47% +$19.7K
ASYS icon
3270
Amtech Systems
ASYS
$280M
$61.3K ﹤0.01%
12,700
+1,000
+9% +$5.16K
SOHO
3271
DELISTED
Sotherly Hotels
SOHO
$59.5K ﹤0.01%
80,514
-2,400
-3% -$1.97K
MRT icon
3272
Marti Technologies
MRT
$151M
$59.4K ﹤0.01%
19,088
-18,212
-49% -$60.8K
OCG icon
3273
Oriental Culture Holding
OCG
$3.24M
$57.3K ﹤0.01%
30
HTCR icon
3274
HeartCore Enterprises
HTCR
$3.55M
$57.3K ﹤0.01%
3,820
-1,270
-25% -$35.1K
LGO
3275
Largo
LGO
$76.5M
$57K ﹤0.01%
35,400
-18,000
-34% -$32.5K

Similar funds

Jim Simons's Q1 2025 Portfolio in Review

As of Q1 2025, Jim Simons held 3,989 positions worth $66.1B, down 2.2% from $67.6B the previous quarter. Its ten largest holdings account for 11% of the portfolio.

Jim Simons's Q1 2025 filing shows 456 new, 1,472 increased, 1,441 reduced and 583 closed positions. Its largest new stake was ServiceNow: 1,361,505 shares worth $217M. The largest sale was Palantir, an estimated $571M.

By sector, the portfolio is most concentrated in Technology at 17% of assets, down from 21% a quarter earlier, followed by Healthcare and Consumer Discretionary.

  • Jim Simons's largest Q1 2025 buy was ServiceNow: 1,361,505 shares worth $217M.
  • Jim Simons added most to Broadcom in Q1 2025, an estimated $513M increase.
  • Jim Simons's biggest Q1 2025 reduction was Palantir, cutting an estimated $571M.
  • Jim Simons fully exited Nike in Q1 2025, selling an estimated $197M.
  • Jim Simons's ten largest holdings make up 11% of its $66.1B portfolio in Q1 2025.
  • Jim Simons opened 456 new positions and closed 583 in Q1 2025.
  • Jim Simons's portfolio value fell 2.2% quarter-over-quarter to $66.1B.

Based on Renaissance Technologies's 13F filing for Q1 2025, filed 14 May 2025.