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 | |
|---|---|---|---|---|---|---|
1476
Gencor Industries
GENC
$263M
| $5.17M | 0.01% |
353,674
+1,100
| +0.3% | +$16.7K |
|
1477
Southern First Bancshares
SFST
$609M
| $5.16M | 0.01% |
117,007
+20,600
| +21% | +$880K |
|
1478
Goldman Sachs Physical Gold ETF Shares
AAAU
$2.66B
| $5.16M | 0.01% |
135,400
+43,900
| +48% | +$1.5M |
|
1479
Invesco Mortgage Capital
IVR
$803M
| $5.15M | 0.01% |
681,252
-9,948
| -1% | -$75.9K |
|
1480
Quad
QUAD
$509M
| $5.13M | 0.01% |
819,800
+15,400
| +2% | +$94.9K |
|
1481
First Bancorp
FBP
$4.52B
| $5.13M | 0.01% |
232,589
+21,176
| +10% | +$458K |
|
1482
Evolution Petroleum
EPM
$135M
| $5.11M | 0.01% |
1,059,997
-12,900
| -1% | -$64.3K |
|
|
PSTL
1483
Postal Realty Trust
PSTL
$694M
| $5.08M | 0.01% |
324,050
+3,900
| +1% | +$59K |
|
1484
Worthington Steel
WS
$1.94B
| $5.08M | 0.01% |
167,300
+17,000
| +11% | +$543K |
|
|
TERN
1485
DELISTED
Terns Pharmaceuticals
TERN
| $5.08M | 0.01% |
676,834
-245,700
| -27% | -$1.57M |
|
1486
Banc of California
BANC
$3.11B
| $5.08M | 0.01% |
+307,111
| New | +$4.81M |
|
1487
Fidelity High Dividend ETF
FDVV
$10.5B
| $5.06M | 0.01% |
90,800
+32,200
| +55% | +$1.75M |
|
1488
Tactile Systems Technology
TCMD
$547M
| $5.05M | 0.01% |
365,200
-800
| -0.2% | -$9.63K |
|
1489
Celldex Therapeutics
CLDX
$3.29B
| $5.03M | 0.01% |
194,588
+13,200
| +7% | +$306K |
|
1490
H&R Block
HRB
$6.89B
| $5.03M | 0.01% |
+99,400
| New | +$5.25M |
|
1491
Acme United Corp
ACU
$232M
| $5.02M | 0.01% |
121,937
+530
| +0.4% | +$22.3K |
|
1492
Hippo Holdings
HIPO
$879M
| $5.02M | 0.01% |
138,804
-26,516
| -16% | -$824K |
|
1493
TechTarget
TTGT
$278M
| $5.02M | 0.01% |
863,800
+295,700
| +52% | +$1.96M |
|
1494
Anika Therapeutics
ANIK
$291M
| $5.01M | 0.01% |
533,017
+5,800
| +1% | +$55.4K |
|
1495
Bassett Furniture
BSET
$166M
| $4.99M | 0.01% |
319,361
+4,486
| +1% | +$75.1K |
|
1496
ManpowerGroup
MAN
$2.71B
| $4.98M | 0.01% |
131,452
+14,100
| +12% | +$581K |
|
1497
Biglari Holdings Class B
BH
$1.2B
| $4.98M | 0.01% |
15,376
+9,050
| +143% | +$2.76M |
|
1498
Bel Fuse Inc Class A
BELFA
$3.47B
| $4.97M | 0.01% |
42,753
+300
| +0.7% | +$33K |
|
|
BRY
1499
DELISTED
Berry Corp
BRY
| $4.97M | 0.01% |
1,315,800
+192,635
| +17% | +$624K |
|
1500
Lakeland Industries
LAKE
$118M
| $4.96M | 0.01% |
335,102
-43,359
| -11% | -$631K |
|
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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.