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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
B
3601
Barrick Mining
B
$67.3B
– –
-1,258,374
Closed -$19.5M
GP
3602
GreenPower Motor Co
GP
$11.3M
– –
-1,090
Closed -$8.38K
GRID
3603
First Trust NASDAQ Clean Edge Smart Grid Infrastructure Index Fund
GRID
$12.3B
– –
-3,000
Closed -$358K
GTLB icon
3604
GitLab
GTLB
$7.32B
– –
-460,870
Closed -$26M
HCWB icon
3605
HCW Biologics
HCWB
$4.66M
– –
-63
Closed -$6.69K
HEES
3606
DELISTED
H&E Equipment Services
HEES
– –
-7,332
Closed -$359K
HEI icon
3607
HEICO Corp
HEI
$51.9B
– –
-26,964
Closed -$6.41M
HEPA
3608
DELISTED
Hepion Pharmaceuticals
HEPA
– –
-347
Closed -$8.16K
HELO icon
3609
JPMorgan Hedged Equity Laddered Overlay ETF
HELO
$4.75B
– –
-42,456
Closed -$2.63M
HL icon
3610
Hecla Mining
HL
$11.9B
– –
-3,788,100
Closed -$18.6M
MCHB
3611
Mechanics Bancorp
MCHB
$3.79B
– –
-18,400
Closed -$210K
HOG icon
3612
Harley-Davidson
HOG
$2.9B
– –
-307,200
Closed -$9.26M
HPK icon
3613
HighPeak Energy
HPK
$947M
– –
-36,200
Closed -$532K
HRB icon
3614
H&R Block
HRB
$6.76B
– –
-59,800
Closed -$3.16M
HSIC icon
3615
Henry Schein
HSIC
$10B
– –
-213,612
Closed -$14.8M
HYGV icon
3616
FlexShares High Yield Value-Scored Bond Index Fund
HYGV
$1.11B
– –
-114,100
Closed -$4.64M
PPLI
3617
People Inc
PPLI
$3.01B
– –
-120,226
Closed -$4.25M
IAT icon
3618
iShares US Regional Banks ETF
IAT
$689M
– –
-19,300
Closed -$972K
IBB icon
3619
iShares Biotechnology ETF
IBB
$9.77B
– –
-13,100
Closed -$1.73M
IBIT icon
3620
iShares Bitcoin Trust
IBIT
$47.2B
– –
-83,500
Closed -$4.43M
ICCM icon
3621
IceCure Medical
ICCM
$10.3M
– –
-363
Closed -$12K
ICFI icon
3622
ICF International
ICFI
$1.6B
– –
-14,900
Closed -$1.78M
ICHR icon
3623
Ichor Holdings
ICHR
$2.67B
– –
-85,200
Closed -$2.75M
ICOW icon
3624
Pacer Developed Markets International Cash Cows 100 ETF
ICOW
$1.84B
– –
-39,600
Closed -$1.16M
IDR icon
3625
Idaho Strategic Resources
IDR
$500M
– –
-39,074
Closed -$398K
143 144
145
146 147

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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.