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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
BNDX icon
3476
Vanguard Total International Bond ETF
BNDX
$83B
– –
-401,800
Closed -$19.7M
BNED icon
3477
Barnes & Noble Education
BNED
$424M
– –
-196,764
Closed -$1.98M
BNGO icon
3478
Bionano Genomics
BNGO
$13.5M
– –
-2,638
Closed -$45.7K
BNS icon
3479
Scotiabank
BNS
$111B
– –
-218,200
Closed -$11.7M
BPMC
3480
DELISTED
Blueprint Medicines
BPMC
– –
-126,300
Closed -$11M
BQ
3481
Boqii Holding Ltd
BQ
$9.15M
– –
-7,486
Closed -$27K
BSVN icon
3482
Bank7 Corp
BSVN
$499M
– –
-5,100
Closed -$238K
BTAI icon
3483
BioXcel Therapeutics
BTAI
$34.9M
– –
-4,869
Closed -$29.1K
BTCO icon
3484
Invesco Galaxy Bitcoin ETF
BTCO
$424M
– –
-11,000
Closed -$1.03M
BTCS icon
3485
BTCS Inc
BTCS
$53.3M
– –
-127,391
Closed -$315K
BTCT icon
3486
BTC Digital
BTCT
$7.99M
– –
-204,009
Closed -$975K
BTDR icon
3487
Bitdeer Technologies
BTDR
$2.38B
– –
-1,240,261
Closed -$26.9M
BURL icon
3488
Burlington
BURL
$22.4B
– –
-20,000
Closed -$5.7M
CACI icon
3489
CACI
CACI
$14.8B
– –
-54,000
Closed -$21.8M
CAKE icon
3490
Cheesecake Factory
CAKE
$5.57B
– –
-136,445
Closed -$6.47M
CAL icon
3491
Caleres
CAL
$461M
– –
-163,250
Closed -$3.78M
CAPT
3492
DELISTED
Captivision
CAPT
– –
-19,366
Closed -$13.7K
CAR icon
3493
Avis
CAR
$4.84B
– –
-40,980
Closed -$3.3M
CASH icon
3494
Pathward Financial
CASH
$1.79B
– –
-5,600
Closed -$412K
CASY icon
3495
Casey's General Stores
CASY
$31.6B
– –
-13,372
Closed -$5.3M
CB icon
3496
Chubb
CB
$133B
– –
-71,999
Closed -$19.9M
CCG icon
3497
Cheche Group
CCG
$42.6M
– –
-1,780
Closed -$55.4K
CCI icon
3498
Crown Castle
CCI
$32.2B
– –
-26,903
Closed -$2.44M
CDE icon
3499
Coeur Mining
CDE
$19B
– –
-1,416,528
Closed -$8.1M
CDLX icon
3500
Cardlytics
CDLX
$25.1M
– –
-40,341
Closed -$1.5M
138 139
140
141 142

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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.