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 | |
|---|---|---|---|---|---|---|
1601
American Express Global Business Travel
GBTG
$4.94B
| $3.73M | 0.01% |
513,620
+84,100
| +20% | +$709K |
|
|
HSAI
1602
Hesai Group
HSAI
$2.84B
| $3.73M | 0.01% |
251,700
+241,700
| +2,417% | +$4.12M |
|
1603
Dentsply Sirona
XRAY
$2.34B
| $3.72M | 0.01% |
249,222
-134,131
| -35% | -$2.38M |
|
|
XRN
1604
Chiron Real Estate Inc
XRN
$491M
| $3.7M | 0.01% |
84,640
+11,419
| +16% | +$472K |
|
|
GIFI
1605
DELISTED
Gulf Island Fabrication
GIFI
| $3.7M | 0.01% |
572,824
+7,106
| +1% | +$48.1K |
|
1606
Emergent Biosolutions
EBS
$231M
| $3.69M | 0.01% |
760,247
+94,400
| +14% | +$781K |
|
1607
Check Point Software Technologies
CHKP
$13.5B
| $3.69M | 0.01% |
16,200
-37,700
| -70% | -$7.99M |
|
1608
Central Garden & Pet Co
CENT
$2.78B
| $3.69M | 0.01% |
100,711
-22,500
| -18% | -$824K |
|
1609
Bunge Global
BG
$21.9B
| $3.68M | 0.01% |
+48,100
| New | +$3.6M |
|
1610
Stride
LRN
$3.44B
| $3.67M | 0.01% |
29,000
-66,422
| -70% | -$8.4M |
|
|
ETNB
1611
DELISTED
89bio
ETNB
| $3.67M | 0.01% |
504,300
+206,600
| +69% | +$1.81M |
|
|
PGRE
1612
DELISTED
Paramount Group
PGRE
| $3.66M | 0.01% |
851,100
+384,800
| +83% | +$1.74M |
|
1613
First Interstate BancSystem
FIBK
$3.73B
| $3.66M | 0.01% |
+127,698
| New | +$3.96M |
|
1614
Clarivate
CLVT
$1.22B
| $3.65M | 0.01% |
+930,000
| New | +$4.4M |
|
1615
NB Bancorp
NBBK
$1.01B
| $3.65M | 0.01% |
202,200
+36,700
| +22% | +$682K |
|
1616
First Trust Institutional Preferred Securities and Income ETF
FPEI
$1.95B
| $3.65M | 0.01% |
195,223
+43,098
| +28% | +$808K |
|
1617
Grid Dynamics Holdings
GDYN
$625M
| $3.65M | 0.01% |
233,200
+11,600
| +5% | +$232K |
|
|
AD
1618
Array Digital Infrastructure
AD
$3.12B
| $3.64M | 0.01% |
52,697
-15,500
| -23% | -$1M |
|
1619
Innovative Solutions & Support
ISSC
$422M
| $3.64M | 0.01% |
578,259
+97,600
| +20% | +$841K |
|
1620
Personalis
PSNL
$1.51B
| $3.63M | 0.01% |
1,033,954
+113,086
| +12% | +$537K |
|
1621
Cushman & Wakefield Ltd
CWK
$3.35B
| $3.62M | 0.01% |
354,200
+162,400
| +85% | +$1.97M |
|
1622
Rigel Pharmaceuticals
RIGL
$782M
| $3.62M | 0.01% |
201,146
-98,563
| -33% | -$2M |
|
1623
Steven Madden
SHOO
$3.45B
| $3.62M | 0.01% |
+135,767
| New | +$4.78M |
|
1624
PennyMac Financial
PFSI
$4.1B
| $3.61M | 0.01% |
36,100
+23,300
| +182% | +$2.39M |
|
1625
Vanguard Consumer Staples ETF
VDC
$8.01B
| $3.61M | 0.01% |
16,500
+6,100
| +59% | +$1.32M |
|
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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.