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Jim Simons

Jim Simons Renaissance Technologies

AUM $72.6B
1-Year Est. Return 54.88%
 

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.

This Fund
S&P 500
This Quarter Est. Return
+1.01%
1 Year Est. Return
+54.88%
3 Year Est. Return
+169.34%
5 Year Est. Return
+186.18%
10 Year Est. Return
+887.93%
AUM
$66.1B
AUM Growth
-$1.48B
Cap. Flow
+$425M
Cap. Flow %
0.64%
Top 10 Hldgs %
10.65%
Holding
3,989
New
456
Increased
1,472
Reduced
1,441
Closed
583

Top Buys

Rank Stock Value
1
AVGO icon
Broadcom
AVGO
+$513M
2
GOOGL icon
Alphabet (Google) Class A
GOOGL
+$412M
3
META icon
Meta Platforms (Facebook)
META
+$354M
4
NOW icon
ServiceNow
NOW
+$262M
5
AAL icon
American Airlines Group
AAL
+$259M

Top Sells

Rank Stock Value
1
PLTR icon
Palantir
PLTR
+$571M
2
AAPL icon
Apple
AAPL
+$571M
3
NFLX icon
Netflix
NFLX
+$388M
4
NVDA icon
NVIDIA
NVDA
+$313M
5
TSM icon
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
XFOR icon
3401
X4 Pharmaceuticals
XFOR
$425M
$4.75K ﹤0.01%
+670
New +$9.23K
MHUA
3402
DELISTED
Meihua International Medical Technologies
MHUA
$4.16K ﹤0.01%
+124
New +$4.09K
DMN
3403
DELISTED
Damon Inc. Common Stock
DMN
$3.77K ﹤0.01%
+273,050
New +$112K
SKYA
3404
SkyAI Inc
SKYA
$43M
$3.02K ﹤0.01%
+336
New +$75.3K
MAAS
3405
Maase Inc
MAAS
$6.98B
$2.91K ﹤0.01%
334
+104
+45% +$1.36K
BON
3406
Bon Natural Life
BON
$9.35M
$1.7K ﹤0.01%
+725
New +$19.8K
AAP icon
3407
Advance Auto Parts
AAP
$3.46B
– –
-26,050
Closed -$1.23M
AAPU icon
3408
Direxion Daily AAPL Bull 2X ETF
AAPU
$187M
– –
-63,600
Closed -$2.39M
ABR icon
3409
Arbor Realty Trust
ABR
$981M
– –
-115,645
Closed -$1.6M
ACGL icon
3410
Arch Capital
ACGL
$33.5B
– –
-137,600
Closed -$12.7M
ACVA icon
3411
ACV Auctions
ACVA
$1.35B
– –
-95,700
Closed -$2.07M
ADC icon
3412
Agree Realty
ADC
$9.34B
– –
-36,000
Closed -$2.54M
ADIL
3413
Adial Pharmaceuticals
ADIL
$9.61M
– –
-1,905
Closed -$48.1K
ADNT icon
3414
Adient
ADNT
$1.54B
– –
-389,300
Closed -$6.71M
ADP icon
3415
Automatic Data Processing
ADP
$110B
– –
-473,000
Closed -$138M
ADSE icon
3416
ADS-TEC Energy
ADSE
$895M
– –
-20,200
Closed -$313K
AEHL icon
3417
Antelope Enterprise Holdings
AEHL
$5.37M
– –
-118
Closed -$103K
AEMD icon
3418
Aethlon Medical
AEMD
$1.54M
– –
-73
Closed -$25.2K
AES icon
3419
AES
AES
$10.5B
– –
-530,200
Closed -$6.82M
AEYE icon
3420
AudioEye
AEYE
$72.6M
– –
-52,100
Closed -$792K
AFG icon
3421
American Financial Group
AFG
$12.1B
– –
-36,700
Closed -$5.03M
RYM
3422
RYTHM Inc
RYM
$48.4M
– –
-28,998
Closed -$841K
AGG icon
3423
iShares Core US Aggregate Bond ETF
AGG
$138B
– –
-174,100
Closed -$16.9M
AGMH icon
3424
AGM Group Holdings
AGMH
$2.24M
– –
-248
Closed -$18.7K
AIRR icon
3425
First Trust RBA American Industrial Renaissance ETF
AIRR
$10.7B
– –
-4,200
Closed -$324K
135 136
137
138 139

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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.