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 | |
|---|---|---|---|---|---|---|
251
Texas Pacific Land
TPL
$25.2B
| $66.6M | 0.09% |
189,000
+100,800
| +114% | +$41.2M |
|
252
Newmont
NEM
$124B
| $66.4M | 0.09% |
1,139,800
+468,500
| +70% | +$25M |
|
253
Box
BOX
$4.55B
| $65.9M | 0.09% |
1,927,626
+433,600
| +29% | +$14.2M |
|
|
FYBR
254
DELISTED
Frontier Communications
FYBR
| $65.7M | 0.09% |
1,806,300
+1,571,800
| +670% | +$57M |
|
255
Vanguard Short-Term Treasury ETF
VGSH
$30.2B
| $65.7M | 0.09% |
1,116,900
-617,800
| -36% | -$36.2M |
|
256
Domino's
DPZ
$11.8B
| $65.1M | 0.09% |
144,576
+43,107
| +42% | +$20.2M |
|
257
Telkom Indonesia
TLK
$14.4B
| $65.1M | 0.09% |
3,841,814
-80,800
| -2% | -$1.29M |
|
258
Welltower
WELL
$163B
| $64.5M | 0.09% |
419,563
-659,200
| -61% | -$98.5M |
|
259
Corteva
CTVA
$50.9B
| $64.1M | 0.09% |
859,500
+802,900
| +1,419% | +$53.5M |
|
260
Teladoc Health
TDOC
$1.24B
| $63.8M | 0.08% |
7,321,542
+775,300
| +12% | +$5.62M |
|
261
State Street Blackstone Senior Loan ETF
SRLN
$5.36B
| $63.6M | 0.08% |
1,528,466
+1,381,766
| +942% | +$56.5M |
|
262
WD-40
WDFC
$3.13B
| $63.5M | 0.08% |
278,261
+19,500
| +8% | +$4.59M |
|
263
Vanguard Short-Term Corporate Bond ETF
VCSH
$45B
| $63.1M | 0.08% |
793,300
-492,700
| -38% | -$38.8M |
|
264
iShares 0-5 Year TIPS Bond ETF
STIP
$15.9B
| $63M | 0.08% |
612,100
-290,200
| -32% | -$29.8M |
|
265
Snap
SNAP
$9.32B
| $62.8M | 0.08% |
7,228,888
+5,511,279
| +321% | +$45.8M |
|
266
Wheaton Precious Metals
WPM
$61B
| $62.2M | 0.08% |
692,761
-33,600
| -5% | -$2.83M |
|
267
Kanzhun
BZ
$7.49B
| $62.1M | 0.08% |
3,480,600
+469,300
| +16% | +$7.88M |
|
|
EA
268
DELISTED
Electronic Arts
EA
| $61.8M | 0.08% |
+386,764
| New | +$57.2M |
|
|
CUK
269
DELISTED
Carnival PLC
CUK
| $61.8M | 0.08% |
2,420,900
-301,800
| -11% | -$5.84M |
|
270
Nomad Foods
NOMD
$1.59B
| $61.5M | 0.08% |
3,617,779
+106,200
| +3% | +$1.95M |
|
271
The Mosaic Company
MOS
$7.34B
| $61.2M | 0.08% |
1,677,000
+1,250,400
| +293% | +$40.1M |
|
272
iShares 1-3 Year Treasury Bond ETF
SHY
$25.5B
| $61M | 0.08% |
736,571
-489,629
| -40% | -$40.4M |
|
273
DexCom
DXCM
$33.8B
| $60.9M | 0.08% |
697,802
+67,028
| +11% | +$5.25M |
|
274
Shell
SHEL
$250B
| $60.8M | 0.08% |
864,200
+264,714
| +44% | +$17.7M |
|
275
Eldorado Gold
EGO
$10.2B
| $60.8M | 0.08% |
2,986,741
+43,704
| +1% | +$851K |
|
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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.