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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
REFR icon
3176
Research Frontiers
REFR
$16.8M
$114K ﹤0.01%
100,500
+2,431
+2% +$3.48K
HAIN icon
3177
Hain Celestial
HAIN
$52.9M
$113K ﹤0.01%
27,322
-182,000
-87% -$814K
EDTK icon
3178
Skillful Craftsman
EDTK
$14.6M
$113K ﹤0.01%
110,600
-16,100
-13% -$16.9K
TLSI icon
3179
TriSalus Life Sciences
TLSI
$352M
$112K ﹤0.01%
20,200
+6,800
+51% +$36.2K
SPRB
3180
Spruce Biosciences
SPRB
$135M
$111K ﹤0.01%
5,105
-307
-6% -$8.55K
WBTN
3181
WEBTOON Entertainment Inc
WBTN
$1.15B
$110K ﹤0.01%
14,300
-37,650
-72% -$411K
APWC icon
3182
Asia Pacific Wire & Cable
APWC
$61.8M
$110K ﹤0.01%
72,300
-1,100
-1% -$1.7K
OGG
3183
Osisko Gold Group Inc.
OGG
$835M
$109K ﹤0.01%
+73,400
New +$109K
FURY
3184
Fury Gold Mines
FURY
$116M
$108K ﹤0.01%
274,600
+117,422
+75% +$45.6K
AFRI icon
3185
Forafric Global
AFRI
$291M
$108K ﹤0.01%
12,600
PRZO icon
3186
ParaZero Technologies
PRZO
$15.3M
$108K ﹤0.01%
+146,100
New +$195K
ENTX icon
3187
Entera Bio
ENTX
$138M
$108K ﹤0.01%
63,300
+1,500
+2% +$3.26K
CTHR
3188
DELISTED
Charles & Colvard Ltd
CTHR
$107K ﹤0.01%
111,669
-1,500
-1% -$1.98K
ACRV icon
3189
Acrivon Therapeutics
ACRV
$79.2M
$106K ﹤0.01%
52,100
+2,700
+5% +$14.5K
EQ icon
3190
Equillium
EQ
$138M
$106K ﹤0.01%
269,500
+8,100
+3% +$6.04K
AEI icon
3191
Alset
AEI
$43.6M
$106K ﹤0.01%
106,666
+4,400
+4% +$4.16K
GURE
3192
Gulf Resources
GURE
$5.2M
$104K ﹤0.01%
14,818
-499
-3% -$3.5K
GGRP
3193
Glimpse Group
GGRP
$19.5M
$104K ﹤0.01%
+89,792
New +$147K
YI
3194
111 Inc
YI
$33.3M
$104K ﹤0.01%
12,814
-531
-4% -$3.9K
ATRA icon
3195
Atara Biotherapeutics
ATRA
$83.1M
$104K ﹤0.01%
17,436
-49,704
-74% -$434K
GTN.A icon
3196
Gray Media Inc
GTN.A
$612M
$103K ﹤0.01%
13,100
-600
-4% -$4.3K
DGXX
3197
Digi Power X Inc
DGXX
$407M
$103K ﹤0.01%
90,500
+59,200
+189% +$115K
MRKR icon
3198
Marker Therapeutics
MRKR
$19.3M
$103K ﹤0.01%
83,515
+43,465
+109% +$79.6K
VRME icon
3199
VerifyMe
VRME
$9.18M
$102K ﹤0.01%
150,100
+134,200
+844% +$187K
CMTG icon
3200
Claros Mortgage Trust
CMTG
$262M
$98.8K ﹤0.01%
+26,500
New +$91K

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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.