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 |
Alphabet (Google) Class A
GOOGL
|
+$546M |
| 2 |
Microsoft
MSFT
|
+$480M |
| 3 |
Alphabet (Google) Class C
GOOG
|
+$362M |
| 4 |
Meta Platforms (Facebook)
META
|
+$350M |
| 5 |
Coca-Cola
KO
|
+$266M |
Top Sells
| Rank | Stock | Value |
|---|---|---|
| 1 |
Robinhood
HOOD
|
+$1.04B |
| 2 |
Palantir
PLTR
|
+$800M |
| 3 |
Apple
AAPL
|
+$516M |
| 4 |
Netflix
NFLX
|
+$326M |
| 5 |
NVIDIA
NVDA
|
+$313M |
Sector Composition
| Rank | Sector | Weight |
|---|---|---|
| 1 | Technology | 21.71% |
| 2 | Healthcare | 15.16% |
| 3 | Consumer Discretionary | 11.81% |
| 4 | Communication Services | 10.53% |
| 5 | Financials | 9.27% |
| Name | Market Value | Portfolio Weight | Shares or Principal |
Change in Stake | Capital Flow | |
|---|---|---|---|---|---|---|
|
BRSP
2301
BrightSpire Capital
BRSP
$633M
| $1.41M | ﹤0.01% |
259,300
+17,900
| +7% | +$97.4K |
|
2302
Orthofix Medical
OFIX
$421M
| $1.41M | ﹤0.01% |
96,091
-373,110
| -80% | -$4.9M |
|
|
TEMT
2303
Tradr 2X Long TEM Daily ETF
TEMT
$36.1M
| $1.4M | ﹤0.01% |
+15,033
| New | +$1.14M |
|
2304
ProShares UltraShort Bitcoin ETF
SBIT
$177M
| $1.4M | ﹤0.01% |
+48,300
| New | +$1.44M |
|
2305
Vanguard Health Care ETF
VHT
$18.9B
| $1.4M | ﹤0.01% |
5,400
-4,900
| -48% | -$1.23M |
|
2306
GrowGeneration
GRWG
$104M
| $1.4M | ﹤0.01% |
749,310
+583,200
| +351% | +$799K |
|
2307
Vanguard Russell 2000 ETF
VTWO
$17.6B
| $1.4M | ﹤0.01% |
+14,300
| New | +$1.33M |
|
2308
Dimensional US Large Cap Value ETF
DFLV
$7.03B
| $1.4M | ﹤0.01% |
42,500
-7,000
| -14% | -$224K |
|
|
OGG
2309
Osisko Gold Group Inc.
OGG
$872M
| $1.39M | ﹤0.01% |
410,898
+184,978
| +82% | +$491K |
|
2310
iShares MSCI Pacific ex Japan ETF
EPP
$2.24B
| $1.39M | ﹤0.01% |
+27,000
| New | +$1.37M |
|
2311
iShares Core 60/40 Balanced Allocation ETF
AOR
$3.75B
| $1.39M | ﹤0.01% |
21,600
-30,400
| -58% | -$1.9M |
|
2312
Kura Sushi USA
KRUS
$643M
| $1.38M | ﹤0.01% |
+23,299
| New | +$1.86M |
|
2313
Amerant Bancorp
AMTB
$1.14B
| $1.38M | ﹤0.01% |
+71,535
| New | +$1.44M |
|
2314
Floor & Decor
FND
$6.24B
| $1.38M | ﹤0.01% |
18,700
-233,000
| -93% | -$19.1M |
|
2315
iShares US Energy ETF
IYE
$1.82B
| $1.38M | ﹤0.01% |
29,000
+24,100
| +492% | +$1.12M |
|
|
NIU
2316
Niu Technologies
NIU
$163M
| $1.38M | ﹤0.01% |
293,600
-7,100
| -2% | -$29K |
|
2317
YieldMax NVDA Option Income Strategy ETF
NVDY
$1.47B
| $1.37M | ﹤0.01% |
81,500
+48,031
| +144% | +$811K |
|
2318
iShares Russell Mid-Cap Value ETF
IWS
$16.1B
| $1.37M | ﹤0.01% |
9,800
-8,300
| -46% | -$1.13M |
|
|
DPRO
2319
Draganfly
DPRO
$180M
| $1.37M | ﹤0.01% |
+168,051
| New | +$833K |
|
2320
Protara Therapeutics
TARA
$235M
| $1.37M | ﹤0.01% |
314,300
+165,100
| +111% | +$535K |
|
2321
Rocky Brands
RCKY
$356M
| $1.36M | ﹤0.01% |
45,635
-6,864
| -13% | -$184K |
|
2322
First Trust Managed Municipal ETF
FMB
$2.06B
| $1.36M | ﹤0.01% |
26,773
-61,019
| -70% | -$3.05M |
|
2323
Corbus Pharmaceuticals
CRBP
$195M
| $1.36M | ﹤0.01% |
107,200
-46,339
| -30% | -$441K |
|
2324
FT Vest Fund of Buffer ETFs
BUFR
$10.4B
| $1.35M | ﹤0.01% |
40,500
+15,400
| +61% | +$502K |
|
2325
Sportsman's Warehouse
SPWH
$46.4M
| $1.35M | ﹤0.01% |
488,070
+436,270
| +842% | +$1.39M |
|
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Jim Simons's Q3 2025 Portfolio in Review
As of Q3 2025, Jim Simons held 4,038 positions worth $75.8B, up 0.77% from $75.2B the previous quarter. Its ten largest holdings account for 11% of the portfolio.
Jim Simons withdrew a net $5.41B in Q3 2025, closing 581 positions and reducing 1,457 holdings. Its most notable exit was GE Aerospace, an estimated $235M position sold in full.
By sector, the portfolio is most concentrated in Technology at 22% of assets, up from 20% a quarter earlier, followed by Healthcare and Consumer Discretionary.
Against the trend, Jim Simons opened a new position in Alphabet (Google) Class C worth $419M.
- Jim Simons's largest Q3 2025 buy was Alphabet (Google) Class C: 1,720,002 shares worth $419M.
- Jim Simons added most to Alphabet (Google) Class A in Q3 2025, an estimated $546M increase.
- Jim Simons's biggest Q3 2025 reduction was Robinhood, cutting an estimated $1.04B.
- Jim Simons fully exited GE Aerospace in Q3 2025, selling an estimated $235M.
- Jim Simons's ten largest holdings make up 11% of its $75.8B portfolio in Q3 2025.
- Jim Simons opened 516 new positions and closed 581 in Q3 2025.
- Jim Simons's portfolio value rose 0.77% quarter-over-quarter to $75.8B.
Based on Renaissance Technologies's 13F filing for Q3 2025, filed 13 Nov 2025.