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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
O icon
3726
Realty Income
O
$59.6B
– –
-715,344
Closed -$38.2M
TWAV
3727
TaoWeave Inc
TWAV
$5.16M
– –
-11,100
Closed -$43.1K
ODFL icon
3728
Old Dominion Freight Line
ODFL
$44.7B
– –
-256,817
Closed -$45.3M
OEF icon
3729
iShares S&P 100 ETF
OEF
$20.6B
– –
-12,900
Closed -$3.73M
OFG icon
3730
OFG Bancorp
OFG
$2.26B
– –
-84,600
Closed -$3.58M
OLB icon
3731
OLB
OLB
$4.58M
– –
-10,437
Closed -$21.6K
ONEQ icon
3732
Fidelity Nasdaq Composite Index ETF
ONEQ
$10.9B
– –
-23,800
Closed -$1.81M
ONMD icon
3733
OneMedNet
ONMD
$44.3M
– –
-10,845
Closed -$14.7K
ONTO icon
3734
Onto Innovation
ONTO
$20.6B
– –
-3,600
Closed -$600K
OPK icon
3735
Opko Health
OPK
$1.04B
– –
-145,977
Closed -$215K
ORLY icon
3736
O'Reilly Automotive
ORLY
$74.9B
– –
-1,588,410
Closed -$126M
OTIS icon
3737
Otis Worldwide
OTIS
$27.8B
– –
-112,400
Closed -$10.4M
OTLK icon
3738
Outlook Therapeutics
OTLK
$166M
– –
-130,374
Closed -$246K
OTTR icon
3739
Otter Tail
OTTR
$3.9B
– –
-39,335
Closed -$2.9M
PACK icon
3740
Ranpak Holdings
PACK
$479M
– –
-99,309
Closed -$683K
PALL icon
3741
abrdn Physical Palladium Shares ETF
PALL
$648M
– –
-44,320
Closed -$740K
PANW icon
3742
Palo Alto Networks
PANW
$323B
– –
-683,552
Closed -$124M
PAVE icon
3743
Global X US Infrastructure Development ETF
PAVE
$14.3B
– –
-43,100
Closed -$1.74M
PBF icon
3744
PBF Energy
PBF
$8.81B
– –
-348,232
Closed -$9.25M
PCOR icon
3745
Procore
PCOR
$9.45B
– –
-136,300
Closed -$10.2M
PCTY icon
3746
Paylocity
PCTY
$8.1B
– –
-91,700
Closed -$18.3M
PCY icon
3747
Invesco Emerging Markets Sovereign Debt ETF
PCY
$1.4B
– –
-39,400
Closed -$781K
PDSB icon
3748
PDS Biotechnology
PDSB
$13M
– –
-100,000
Closed -$163K
PEGA icon
3749
Pegasystems
PEGA
$5.51B
– –
-192,048
Closed -$8.95M
PEN icon
3750
Penumbra
PEN
$12.9B
– –
-8,100
Closed -$1.92M
148 149
150
151 152

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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.