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 | |
|---|---|---|---|---|---|---|
401
Commerce Bancshares
CBSH
$8.52B
| $39.1M | 0.06% |
660,225
-53,063
| -7% | -$3.23M |
|
402
Brookdale Senior Living
BKD
$3.11B
| $39.1M | 0.06% |
6,247,102
+144,900
| +2% | +$775K |
|
403
Texas Pacific Land
TPL
$23.6B
| $39M | 0.06% |
88,200
+3,885
| +5% | +$1.73M |
|
404
Kimberly-Clark
KMB
$36.3B
| $38.6M | 0.06% |
271,700
-190,589
| -41% | -$25.7M |
|
405
Moderna
MRNA
$25.5B
| $38.6M | 0.06% |
1,360,100
+349,342
| +35% | +$12.4M |
|
406
A10 Networks
ATEN
$1.99B
| $38.5M | 0.06% |
2,356,307
+423,000
| +22% | +$8.12M |
|
407
Devon Energy
DVN
$49.4B
| $38.5M | 0.06% |
1,029,430
+897,796
| +682% | +$31.9M |
|
408
Teradyne
TER
$63B
| $38.5M | 0.06% |
465,661
+405,410
| +673% | +$45.4M |
|
409
Alignment Healthcare
ALHC
$2.83B
| $38.3M | 0.06% |
2,057,500
+288,000
| +16% | +$4.29M |
|
410
Unum
UNM
$14.4B
| $37.8M | 0.06% |
463,600
+128,400
| +38% | +$9.9M |
|
411
FirstCash
FCFS
$9.24B
| $37.7M | 0.06% |
313,431
+80,600
| +35% | +$9.14M |
|
412
National Healthcare
NHC
$3.44B
| $37.5M | 0.06% |
404,367
+22,500
| +6% | +$2.18M |
|
413
Willis Lease Finance
WLFC
$1.19B
| $37.5M | 0.06% |
712,491
-1,200
| -0.2% | -$76.3K |
|
414
Stanley Black & Decker
SWK
$15.5B
| $37.5M | 0.06% |
487,762
-205,600
| -30% | -$17.3M |
|
415
Infosys
INFY
$49.5B
| $37.4M | 0.06% |
2,051,200
+1,139,500
| +125% | +$23.7M |
|
416
Atour Lifestyle Holdings
ATAT
$4.6B
| $37.4M | 0.06% |
1,317,568
+99,100
| +8% | +$2.83M |
|
417
Compass
COMP
$9.76B
| $37.2M | 0.06% |
4,266,300
+682,300
| +19% | +$5.4M |
|
418
Ingredion
INGR
$6.55B
| $37.1M | 0.06% |
274,400
+134,400
| +96% | +$17.8M |
|
419
UDR
UDR
$11.9B
| $37M | 0.06% |
819,336
+157,900
| +24% | +$6.76M |
|
420
Affirm
AFRM
$24.8B
| $37M | 0.06% |
+818,900
| New | +$48.5M |
|
421
RingCentral
RNG
$5.16B
| $36.9M | 0.06% |
1,491,700
-303,600
| -17% | -$9.47M |
|
422
MSCI
MSCI
$40.8B
| $36.9M | 0.06% |
+65,221
| New | +$37.9M |
|
423
Gartner
IT
$11.5B
| $36.9M | 0.06% |
87,809
+64,400
| +275% | +$31.7M |
|
424
Equifax
EFX
$21.3B
| $36.8M | 0.06% |
151,095
+5,900
| +4% | +$1.48M |
|
425
Synchrony
SYF
$25.7B
| $36.8M | 0.06% |
695,100
+230,000
| +49% | +$14.2M |
|
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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.