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 |
Tesla
TSLA
|
+$427M |
| 2 |
Roku
ROKU
|
+$393M |
| 3 |
PARA
Paramount Global Class B
PARA
|
+$345M |
| 4 |
AT&T
T
|
+$317M |
| 5 |
Qualcomm
QCOM
|
+$293M |
Top Sells
| Rank | Stock | Value |
|---|---|---|
| 1 |
Baidu
BIDU
|
+$1.41B |
| 2 |
Pinduoduo
PDD
|
+$755M |
| 3 |
Bristol-Myers Squibb
BMY
|
+$716M |
| 4 |
AbbVie
ABBV
|
+$558M |
| 5 |
Chipotle Mexican Grill
CMG
|
+$491M |
Sector Composition
| Rank | Sector | Weight |
|---|---|---|
| 1 | Healthcare | 19.43% |
| 2 | Technology | 17.51% |
| 3 | Communication Services | 11.4% |
| 4 | Consumer Discretionary | 10.59% |
| 5 | Consumer Staples | 10.17% |
| Name | Market Value | Portfolio Weight | Shares or Principal |
Change in Stake | Capital Flow | |
|---|---|---|---|---|---|---|
3526
Knight Transportation
KNX
$11.9B
| – | – |
-134,527
| Closed | -$5.63M |
|
3527
Kopin
KOPN
$898M
| – | – |
-251,391
| Closed | -$611K |
|
3528
Koss Corp
KOSS
$34.7M
| – | – |
-58,835
| Closed | -$202K |
|
3529
Keros Therapeutics
KROS
$211M
| – | – |
-10,100
| Closed | -$712K |
|
3530
Standard BioTools
LAB
$294M
| – | – |
-745,300
| Closed | -$4.47M |
|
3531
Lineage Cell Therapeutics
LCTX
$268M
| – | – |
-23,000
| Closed | -$40K |
|
3532
Lennar Class A
LEN
$21.1B
| – | – |
-579,547
| Closed | -$42.8M |
|
|
3533
Lennar Class B
LEN.B
$20.7B
| – | – |
-19,359
| Closed | -$1.13M |
|
3534
Linde
LIN
$220B
| – | – |
-107,400
| Closed | -$28.3M |
|
3535
Global X Lithium & Battery Tech ETF
LIT
$1.6B
| – | – |
-94,881
| Closed | -$5.87M |
|
3536
Lumentum
LITE
$78B
| – | – |
-453,893
| Closed | -$43M |
|
3537
LKQ Corp
LKQ
$6.38B
| – | – |
-320,560
| Closed | -$11.3M |
|
3538
Lincoln National
LNC
$8.67B
| – | – |
-100,157
| Closed | -$5.04M |
|
3539
Lindsay Corp
LNN
$1.17B
| – | – |
-21,500
| Closed | -$2.76M |
|
3540
Lantheus
LNTH
$6.59B
| – | – |
-122,831
| Closed | -$1.66M |
|
|
LNW
3541
DELISTED
Light & Wonder
LNW
| – | – |
-20,500
| Closed | -$851K |
|
3542
LPL Financial
LPLA
$29.5B
| – | – |
-65,700
| Closed | -$6.85M |
|
3543
Lam Research
LRCX
$422B
| – | – |
-188,560
| Closed | -$8.9M |
|
3544
Lightspeed Commerce
LSPD
$1.42B
| – | – |
-20,500
| Closed | -$1.44M |
|
3545
Landstar System
LSTR
$6.4B
| – | – |
-66,961
| Closed | -$9.02M |
|
3546
LiveOne
LVO
$59.4M
| – | – |
-2,410
| Closed | -$79K |
|
3547
iShares MBS ETF
MBB
$39.2B
| – | – |
-163,805
| Closed | -$18M |
|
3548
Microbot Medical
MBOT
$113M
| – | – |
-16,200
| Closed | -$112K |
|
3549
Moleculin Biotech
MBRX
$4.06M
| – | – |
-422
| Closed | -$756K |
|
3550
Pediatrix Medical
MD
$2.14B
| – | – |
-206,400
| Closed | -$5.07M |
|
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Jim Simons's Q1 2021 Portfolio in Review
As of Q1 2021, Jim Simons held 3,937 positions worth $80.4B, down 13% from $92.1B the previous quarter. Its ten largest holdings account for 10% of the portfolio.
Jim Simons withdrew a net $16B in Q1 2021, closing 676 positions and reducing 1,579 holdings. Its most notable exit was Micron Technology, an estimated $252M position sold in full.
By sector, the portfolio is most concentrated in Healthcare at 19% of assets, down from 21% a quarter earlier, followed by Technology and Communication Services.
Against the trend, Jim Simons opened a new position in Paramount Global Class B worth $255M.
- Jim Simons's largest Q1 2021 buy was Paramount Global Class B: 5,644,997 shares worth $255M.
- Jim Simons added most to Tesla in Q1 2021, an estimated $427M increase.
- Jim Simons's biggest Q1 2021 reduction was Baidu, cutting an estimated $1.41B.
- Jim Simons fully exited Micron Technology in Q1 2021, selling an estimated $252M.
- Jim Simons's ten largest holdings make up 10% of its $80.4B portfolio in Q1 2021.
- Jim Simons opened 591 new positions and closed 676 in Q1 2021.
- Jim Simons's portfolio value fell 13% quarter-over-quarter to $80.4B.
Based on Renaissance Technologies's 13F filing for Q1 2021, filed 13 May 2021.