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 |
Broadcom
AVGO
|
+$513M |
| 2 |
Alphabet (Google) Class A
GOOGL
|
+$412M |
| 3 |
Meta Platforms (Facebook)
META
|
+$354M |
| 4 |
ServiceNow
NOW
|
+$262M |
| 5 |
American Airlines Group
AAL
|
+$259M |
Top Sells
| Rank | Stock | Value |
|---|---|---|
| 1 |
Palantir
PLTR
|
+$571M |
| 2 |
Apple
AAPL
|
+$571M |
| 3 |
Netflix
NFLX
|
+$388M |
| 4 |
NVIDIA
NVDA
|
+$313M |
| 5 |
TSMC
TSM
|
+$211M |
Sector Composition
| Rank | Sector | Weight |
|---|---|---|
| 1 | Technology | 17.32% |
| 2 | Healthcare | 15.28% |
| 3 | Consumer Discretionary | 11.85% |
| 4 | Financials | 11.11% |
| 5 | Industrials | 8.48% |
| Name | Market Value | Portfolio Weight | Shares or Principal |
Change in Stake | Capital Flow | |
|---|---|---|---|---|---|---|
1401
Ametek
AME
$59.3B
| $5.26M | 0.01% |
30,550
-296,500
| -91% | -$53.9M |
|
|
CON
1402
Concentra Group Holdings
CON
$4.4B
| $5.25M | 0.01% |
242,131
+77,400
| +47% | +$1.7M |
|
1403
Viant Technology
DSP
$264M
| $5.24M | 0.01% |
422,600
-48,600
| -10% | -$891K |
|
|
CNR
1404
Core Natural Resources Inc
CNR
$4.71B
| $5.24M | 0.01% |
67,955
+37,955
| +127% | +$3.21M |
|
1405
Amneal Pharmaceuticals
AMRX
$6.15B
| $5.23M | 0.01% |
624,700
-61,800
| -9% | -$516K |
|
1406
Willdan Group
WLDN
$1.29B
| $5.23M | 0.01% |
128,500
+12,800
| +11% | +$473K |
|
1407
State Street SPDR S&P Retail ETF
XRT
$643M
| $5.23M | 0.01% |
75,700
-20,100
| -21% | -$1.52M |
|
1408
MediaAlpha
MAX
$787M
| $5.23M | 0.01% |
565,500
+26,200
| +5% | +$280K |
|
1409
Inogen
INGN
$154M
| $5.21M | 0.01% |
730,800
+237,900
| +48% | +$2.24M |
|
1410
Southern Missouri Bancorp
SMBC
$850M
| $5.19M | 0.01% |
99,834
+7,400
| +8% | +$418K |
|
1411
Oshkosh
OSK
$9.61B
| $5.19M | 0.01% |
55,200
+16,600
| +43% | +$1.66M |
|
1412
Pricesmart
PSMT
$5.49B
| $5.19M | 0.01% |
59,100
+13,800
| +30% | +$1.23M |
|
1413
Xenon Pharmaceuticals
XENE
$6.31B
| $5.19M | 0.01% |
154,700
+141,000
| +1,029% | +$5.35M |
|
1414
Inter&Co
INTR
$2.3B
| $5.19M | 0.01% |
947,226
+653,578
| +223% | +$3.39M |
|
1415
Reynolds Consumer Products
REYN
$5.53B
| $5.18M | 0.01% |
217,300
+4,000
| +2% | +$101K |
|
|
NTST
1416
NETSTREIT Corp
NTST
$2.08B
| $5.18M | 0.01% |
327,100
+163,000
| +99% | +$2.38M |
|
|
NEXN
1417
Nexxen International
NEXN
$598M
| $5.17M | 0.01% |
618,800
+185,100
| +43% | +$1.67M |
|
1418
Encompass Health
EHC
$12.3B
| $5.16M | 0.01% |
50,900
| – | – |
|
1419
Jones Lang LaSalle
JLL
$17B
| $5.15M | 0.01% |
20,789
-28,800
| -58% | -$7.58M |
|
1420
Assurant
AIZ
$13.9B
| $5.15M | 0.01% |
24,541
-16,559
| -40% | -$3.46M |
|
1421
Tejon Ranch
TRC
$441M
| $5.11M | 0.01% |
322,448
-16,500
| -5% | -$262K |
|
|
NOA
1422
North American Construction
NOA
$414M
| $5.1M | 0.01% |
322,900
-9,900
| -3% | -$183K |
|
1423
Hanmi Financial
HAFC
$956M
| $5.07M | 0.01% |
223,952
+38,700
| +21% | +$896K |
|
1424
Bioventus
BVS
$1.17B
| $5.06M | 0.01% |
553,500
+164,800
| +42% | +$1.65M |
|
1425
Acacia Research
ACTG
$455M
| $5.05M | 0.01% |
1,578,300
-17,100
| -1% | -$69.9K |
|
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Jim Simons's Q1 2025 Portfolio in Review
As of Q1 2025, Jim Simons held 3,989 positions worth $66.1B, down 2.2% from $67.6B the previous quarter. Its ten largest holdings account for 11% of the portfolio.
Jim Simons's Q1 2025 filing shows 456 new, 1,472 increased, 1,441 reduced and 583 closed positions. Its largest new stake was ServiceNow: 1,361,505 shares worth $217M. The largest sale was Palantir, an estimated $571M.
By sector, the portfolio is most concentrated in Technology at 17% of assets, down from 21% a quarter earlier, followed by Healthcare and Consumer Discretionary.
- Jim Simons's largest Q1 2025 buy was ServiceNow: 1,361,505 shares worth $217M.
- Jim Simons added most to Broadcom in Q1 2025, an estimated $513M increase.
- Jim Simons's biggest Q1 2025 reduction was Palantir, cutting an estimated $571M.
- Jim Simons fully exited Nike in Q1 2025, selling an estimated $197M.
- Jim Simons's ten largest holdings make up 11% of its $66.1B portfolio in Q1 2025.
- Jim Simons opened 456 new positions and closed 583 in Q1 2025.
- Jim Simons's portfolio value fell 2.2% quarter-over-quarter to $66.1B.
Based on Renaissance Technologies's 13F filing for Q1 2025, filed 14 May 2025.