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 | |
|---|---|---|---|---|---|---|
2726
Usio Inc
USIO
$74.8M
| $618K | ﹤0.01% |
403,941
+53,100
| +15% | +$77.7K |
|
|
EARN
2727
Ellington Residential Mortgage REIT
EARN
$166M
| $618K | ﹤0.01% |
107,400
-85,719
| -44% | -$468K |
|
2728
Invesco S&P MidCap Momentum ETF
XMMO
$7.69B
| $617K | ﹤0.01% |
+4,800
| New | +$574K |
|
2729
Inspired Entertainment
INSE
$163M
| $617K | ﹤0.01% |
75,565
-9,035
| -11% | -$70K |
|
2730
Citizens Community Bancorp
CZWI
$204M
| $615K | ﹤0.01% |
44,600
+34,500
| +342% | +$490K |
|
|
STRR
2731
Star Equity Holdings
STRR
$34.2M
| $615K | ﹤0.01% |
72,222
+2,900
| +4% | +$26.9K |
|
|
CLYM
2732
Climb Bio
CLYM
$972M
| $614K | ﹤0.01% |
495,500
-18,898
| -4% | -$23.5K |
|
|
GHLD
2733
DELISTED
Guild Holdings
GHLD
| $613K | ﹤0.01% |
31,000
-197
| -0.6% | -$2.83K |
|
2734
Global X Russell 2000 Covered Call ETF
RYLD
$1.39B
| $613K | ﹤0.01% |
41,100
-194,000
| -83% | -$2.82M |
|
|
NOAH
2735
Noah Holdings
NOAH
$587M
| $613K | ﹤0.01% |
51,300
-25,200
| -33% | -$254K |
|
2736
AudioEye
AEYE
$101M
| $610K | ﹤0.01% |
+52,400
| New | +$625K |
|
2737
Invesco S&P 500 Top 50 ETF
XLG
$11B
| $610K | ﹤0.01% |
+11,700
| New | +$557K |
|
|
SNBR
2738
DELISTED
Sleep Number
SNBR
| $609K | ﹤0.01% |
90,200
+60,800
| +207% | +$464K |
|
|
AIOT
2739
PowerFleet Inc
AIOT
$416M
| $608K | ﹤0.01% |
141,145
-432,269
| -75% | -$2.14M |
|
2740
State Street Communication Services Select Sector SPDR ETF
XLC
$22.8B
| $608K | ﹤0.01% |
+5,600
| New | +$552K |
|
2741
Newmark Group
NMRK
$2.74B
| $607K | ﹤0.01% |
49,945
+6,000
| +14% | +$67.1K |
|
2742
Amplify Energy
AMPY
$196M
| $606K | ﹤0.01% |
189,468
+8,768
| +5% | +$26.1K |
|
2743
Acrivon Therapeutics
ACRV
$84.3M
| $606K | ﹤0.01% |
509,295
+457,195
| +878% | +$627K |
|
|
FINV
2744
FinVolution Group
FINV
$1.04B
| $605K | ﹤0.01% |
63,800
-4,700
| -7% | -$40.2K |
|
2745
JPMorgan Chase
JPM
$964B
| $603K | ﹤0.01% |
2,078
-23,082
| -92% | -$5.89M |
|
|
ILPT
2746
Industrial Logistics Properties Trust
ILPT
$596M
| $602K | ﹤0.01% |
132,400
-176,300
| -57% | -$584K |
|
2747
Upland Software
UPLD
$16.7M
| $601K | ﹤0.01% |
30,831
+2,210
| +8% | +$49.2K |
|
|
MPX
2748
DELISTED
Marine Products Corp
MPX
| $600K | ﹤0.01% |
70,502
+600
| +0.9% | +$5.02K |
|
2749
Vanguard S&P Small-Cap 600 ETF
VIOO
$4.36B
| $597K | ﹤0.01% |
5,900
-8,800
| -60% | -$840K |
|
2750
Research Solutions
RSSS
$77.3M
| $596K | ﹤0.01% |
207,830
-647
| -0.3% | -$1.77K |
|
Similar funds
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.