Jim Simons Renaissance Technologies
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.
Top Buys
| Rank | Stock | Value |
|---|---|---|
| 1 |
NVIDIA
NVDA
|
+$798M |
| 2 |
Netflix
NFLX
|
+$608M |
| 3 |
UnitedHealth
UNH
|
+$517M |
| 4 |
Apple
AAPL
|
+$461M |
| 5 |
GE Vernova
GEV
|
+$296M |
Top Sells
| Rank | Stock | Value |
|---|---|---|
| 1 |
Broadcom
AVGO
|
+$527M |
| 2 |
Alphabet (Google) Class A
GOOGL
|
+$372M |
| 3 |
Meta Platforms (Facebook)
META
|
+$362M |
| 4 |
Advanced Micro Devices
AMD
|
+$328M |
| 5 |
Palantir
PLTR
|
+$327M |
Sector Composition
| Rank | Sector | Weight |
|---|---|---|
| 1 | Technology | 19.57% |
| 2 | Healthcare | 15.8% |
| 3 | Consumer Discretionary | 12.38% |
| 4 | Financials | 11.53% |
| 5 | Industrials | 8.92% |
| Name | Market Value | Portfolio Weight | Shares or Principal |
Change in Stake | Capital Flow | |
|---|---|---|---|---|---|---|
701
iShares JPMorgan USD Emerging Markets Bond ETF
EMB
$14.9B
| $20.7M | 0.03% |
+223,600
| New | +$20.1M |
|
|
ELME
702
Elme Communities
ELME
$144M
| $20.6M | 0.03% |
1,295,437
-7,500
| -0.6% | -$119K |
|
703
Lear
LEA
$8.07B
| $20.6M | 0.03% |
+216,800
| New | +$19.1M |
|
704
Tyler Technologies
TYL
$13B
| $20.6M | 0.03% |
34,684
+14,284
| +70% | +$8.09M |
|
|
HTB
705
HomeTrust Bancshares
HTB
$831M
| $20.5M | 0.03% |
549,215
-18,000
| -3% | -$632K |
|
706
NexGen Energy
NXE
$7.07B
| $20.5M | 0.03% |
2,958,800
-1,374,500
| -32% | -$7.76M |
|
707
Fortune Brands Innovations
FBIN
$5.83B
| $20.5M | 0.03% |
397,600
+175,700
| +79% | +$9.19M |
|
708
Elbit Systems
ESLT
$36.5B
| $20.5M | 0.03% |
45,524
+38,924
| +590% | +$15.8M |
|
709
Exponent
EXPO
$3.22B
| $20.4M | 0.03% |
273,100
+143,500
| +111% | +$11.1M |
|
710
MSC Industrial Direct
MSM
$6.67B
| $20.2M | 0.03% |
237,600
-134,940
| -36% | -$10.7M |
|
|
SVM
711
Silvercorp Metals
SVM
$2.68B
| $20.2M | 0.03% |
4,780,696
+370,800
| +8% | +$1.44M |
|
712
Mirum Pharmaceuticals
MIRM
$6.04B
| $20.2M | 0.03% |
396,348
+207,848
| +110% | +$9.25M |
|
713
Independent Bank Corp
IBCP
$850M
| $20.1M | 0.03% |
619,600
+11,600
| +2% | +$360K |
|
714
Global Ship Lease
GSL
$1.49B
| $20M | 0.03% |
760,250
+2,800
| +0.4% | +$65.5K |
|
|
MRC
715
DELISTED
MRC Global
MRC
| $20M | 0.03% |
1,458,159
-294,600
| -17% | -$3.55M |
|
716
Village Super Market
VLGEA
$627M
| $20M | 0.03% |
518,884
-10,000
| -2% | -$369K |
|
|
SPTN
717
DELISTED
SpartanNash
SPTN
| $19.9M | 0.03% |
752,978
+49,566
| +7% | +$992K |
|
718
UGI
UGI
$7.53B
| $19.9M | 0.03% |
546,683
-311,600
| -36% | -$10.7M |
|
719
Rhythm Pharmaceuticals
RYTM
$8.1B
| $19.9M | 0.03% |
314,893
+300,781
| +2,131% | +$18.4M |
|
720
SunCoke Energy
SXC
$801M
| $19.9M | 0.03% |
2,314,261
+71,200
| +3% | +$617K |
|
721
C3.ai
AI
$1.57B
| $19.9M | 0.03% |
808,000
-670,436
| -45% | -$15.3M |
|
722
Carpenter Technology
CRS
$26.3B
| $19.8M | 0.03% |
71,800
+33,300
| +86% | +$7.26M |
|
723
LXP Industrial Trust
LXP
$3.58B
| $19.8M | 0.03% |
479,316
+183,240
| +62% | +$7.54M |
|
724
iShares Core 1-5 Year USD Bond ETF
ISTB
$5.13B
| $19.8M | 0.03% |
406,500
-121,900
| -23% | -$5.88M |
|
725
Climb Global Solutions
CLMB
$527M
| $19.7M | 0.03% |
737,584
+1,600
| +0.2% | +$42.2K |
|
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Jim Simons's Q2 2025 Portfolio in Review
As of Q2 2025, Jim Simons held 4,018 positions worth $75.2B, up 14% from $66.1B the previous quarter. Its ten largest holdings account for 12% of the portfolio.
Jim Simons's Q2 2025 filing shows 612 new, 1,577 increased, 1,314 reduced and 496 closed positions. Its largest new stake was UnitedHealth: 1,352,129 shares worth $422M. The largest sale was Broadcom, an estimated $527M.
By sector, the portfolio is most concentrated in Technology at 20% of assets, up from 17% a quarter earlier, followed by Healthcare and Consumer Discretionary.
- Jim Simons's largest Q2 2025 buy was UnitedHealth: 1,352,129 shares worth $422M.
- Jim Simons added most to NVIDIA in Q2 2025, an estimated $798M increase.
- Jim Simons's biggest Q2 2025 reduction was Broadcom, cutting an estimated $527M.
- Jim Simons fully exited Advanced Micro Devices in Q2 2025, selling an estimated $328M.
- Jim Simons's ten largest holdings make up 12% of its $75.2B portfolio in Q2 2025.
- Jim Simons opened 612 new positions and closed 496 in Q2 2025.
- Jim Simons's portfolio value rose 14% quarter-over-quarter to $75.2B.
Based on Renaissance Technologies's 13F filing for Q2 2025, filed 13 Aug 2025.