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 | |
|---|---|---|---|---|---|---|
2551
Twin Disc
TWIN
$353M
| $780K | ﹤0.01% |
103,093
+1,700
| +2% | +$16.5K |
|
2552
Credit Acceptance
CACC
$6.09B
| $775K | ﹤0.01% |
1,500
-5,688
| -79% | -$2.81M |
|
|
IRBT
2553
DELISTED
iRobot
IRBT
| $773K | ﹤0.01% |
286,476
-288,700
| -50% | -$2.08M |
|
2554
Global X Artificial Intelligence & Technology ETF
AIQ
$10.3B
| $771K | ﹤0.01% |
21,200
+15,926
| +302% | +$627K |
|
|
ENZ
2555
DELISTED
Enzo Biochem, Inc.
ENZ
| $770K | ﹤0.01% |
2,082,229
-285,314
| -12% | -$158K |
|
2556
EnerSys
ENS
$7.48B
| $769K | ﹤0.01% |
8,400
-4,800
| -36% | -$468K |
|
2557
PIMCO Active Bond Exchange-Traded Fund
BOND
$8.47B
| $768K | ﹤0.01% |
+8,300
| New | +$758K |
|
|
GOLD
2558
Gold.com Inc
GOLD
$1.28B
| $766K | ﹤0.01% |
30,200
+10,400
| +53% | +$288K |
|
2559
First Financial Bancorp
FFBC
$3.6B
| $763K | ﹤0.01% |
30,537
+21,300
| +231% | +$569K |
|
|
UBFO
2560
DELISTED
United Security Bancshares
UBFO
| $762K | ﹤0.01% |
85,048
-19,244
| -18% | -$184K |
|
|
GBIO
2561
DELISTED
Generation Bio
GBIO
| $762K | ﹤0.01% |
188,067
+91,771
| +95% | +$645K |
|
2562
Monte Rosa Therapeutics
GLUE
$1.34B
| $761K | ﹤0.01% |
164,100
-81,600
| -33% | -$500K |
|
2563
Smart Sand
SND
$218M
| $761K | ﹤0.01% |
293,900
-96,779
| -25% | -$227K |
|
2564
Pro-Dex
PDEX
$217M
| $756K | ﹤0.01% |
15,240
+500
| +3% | +$20.9K |
|
2565
Hawthorn Bancshares
HWBK
$275M
| $755K | ﹤0.01% |
26,741
-1,502
| -5% | -$46.1K |
|
2566
State Street DoubleLine Total Return Tactical ETF
TOTL
$4B
| $753K | ﹤0.01% |
18,700
-9,900
| -35% | -$394K |
|
2567
Plumas Bancorp
PLBC
$438M
| $753K | ﹤0.01% |
17,400
-1,599
| -8% | -$71.7K |
|
2568
Healthcare Services Group
HCSG
$1.48B
| $753K | ﹤0.01% |
+74,664
| New | +$818K |
|
2569
Rhythm Pharmaceuticals
RYTM
$8B
| $748K | ﹤0.01% |
+14,112
| New | +$783K |
|
2570
Origin Bancorp
OBK
$1.68B
| $742K | ﹤0.01% |
21,400
-1,700
| -7% | -$62.6K |
|
|
GOCO
2571
DELISTED
GoHealth
GOCO
| $741K | ﹤0.01% |
60,378
+37,806
| +167% | +$577K |
|
|
STRR
2572
Star Equity Holdings
STRR
$36.2M
| $740K | ﹤0.01% |
69,322
-800
| -1% | -$9.38K |
|
2573
Simplify Short Term Treasury Futures Strategy ETF
TUA
$661M
| $739K | ﹤0.01% |
+33,644
| New | +$722K |
|
|
AFCG
2574
AFC Gamma
AFCG
$71.8M
| $736K | ﹤0.01% |
132,100
-105,800
| -44% | -$841K |
|
2575
iShares MSCI World ETF
URTH
$8.39B
| $735K | ﹤0.01% |
4,800
-4,300
| -47% | -$681K |
|
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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.