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 | |
|---|---|---|---|---|---|---|
2026
Mattel
MAT
$4.29B
| $1.91M | ﹤0.01% |
98,500
-41,873
| -30% | -$831K |
|
2027
Sonida Senior Living
SNDA
$1.88B
| $1.91M | ﹤0.01% |
81,991
-5,000
| -6% | -$119K |
|
2028
Cerus
CERS
$601M
| $1.9M | ﹤0.01% |
1,369,400
+953,791
| +229% | +$1.6M |
|
2029
Air T
AIRT
$79.2M
| $1.9M | ﹤0.01% |
112,611
-2,700
| -2% | -$51.5K |
|
2030
Hingham Institution for Saving
HIFS
$680M
| $1.9M | ﹤0.01% |
7,989
-2,000
| -20% | -$501K |
|
2031
Valens Semiconductor
VLN
$210M
| $1.9M | ﹤0.01% |
931,200
-70,730
| -7% | -$176K |
|
2032
Sensient Technologies
SXT
$5.68B
| $1.9M | ﹤0.01% |
+25,500
| New | +$1.86M |
|
2033
WisdomTree International Hedged Quality Dividend Growth Fund
IHDG
$2.25B
| $1.9M | ﹤0.01% |
+43,700
| New | +$1.98M |
|
2034
Byrna Technologies
BYRN
$95.5M
| $1.89M | ﹤0.01% |
112,500
+20,400
| +22% | +$527K |
|
2035
iShares S&P Mid-Cap 400 Value ETF
IJJ
$9.1B
| $1.89M | ﹤0.01% |
15,800
+12,900
| +445% | +$1.62M |
|
2036
Build-A-Bear
BBW
$481M
| $1.89M | ﹤0.01% |
50,877
-29,000
| -36% | -$1.15M |
|
|
OMCC
2037
DELISTED
Old Market Capital Corp
OMCC
| $1.89M | ﹤0.01% |
313,251
-6,300
| -2% | -$39.9K |
|
2038
iShares Global Energy ETF
IXC
$2.77B
| $1.88M | ﹤0.01% |
44,800
-2,800
| -6% | -$112K |
|
2039
iShares MSCI Singapore ETF
EWS
$1.17B
| $1.88M | ﹤0.01% |
79,300
+36,600
| +86% | +$842K |
|
2040
WisdomTree Japan Hedged Equity Fund
DXJ
$7.53B
| $1.88M | ﹤0.01% |
+17,100
| New | +$1.88M |
|
2041
Sun Life Financial
SLF
$45.1B
| $1.88M | ﹤0.01% |
+32,900
| New | +$1.88M |
|
2042
Landmark Bancorp
LARK
$196M
| $1.88M | ﹤0.01% |
72,297
-420
| -0.6% | -$9.84K |
|
|
FIRY
2043
Firy Inc
FIRY
$148M
| $1.87M | ﹤0.01% |
416,525
+11,700
| +3% | +$66.8K |
|
2044
Backblaze
BLZE
$1.18B
| $1.87M | ﹤0.01% |
387,616
-157,897
| -29% | -$972K |
|
2045
FRP Holdings
FRPH
$425M
| $1.87M | ﹤0.01% |
65,500
+3,100
| +5% | +$93K |
|
|
SVC
2046
Service Properties Trust
SVC
$1.05B
| $1.87M | ﹤0.01% |
143,060
+61,300
| +75% | +$830K |
|
2047
Cato Corp
CATO
$67.9M
| $1.87M | ﹤0.01% |
560,502
-2,900
| -0.5% | -$9.74K |
|
2048
IBEX
IBEX
$480M
| $1.87M | ﹤0.01% |
76,600
+55,500
| +263% | +$1.33M |
|
2049
Mama's Creations
MAMA
$802M
| $1.86M | ﹤0.01% |
285,500
-20,900
| -7% | -$144K |
|
2050
LCNB Corp
LCNB
$283M
| $1.86M | ﹤0.01% |
125,616
+2,900
| +2% | +$43.6K |
|
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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.