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John Overdeck

John Overdeck Two Sigma Investments

AUM $138B Turnover 29.02%
1-Year Est. Return 41.87%
 

John Overdeck is a co-founder of Two Sigma Investments, one of the world’s leading quantitative and technology-driven investment firms. Two Sigma applies data science, machine learning, and large-scale computing to markets across asset classes. Overdeck’s firm is a central reference point in discussions of modern systematic investing.

This Fund
S&P 500
This Quarter Est. Return
+21.14%
1 Year Est. Return
+41.87%
3 Year Est. Return
+122.61%
5 Year Est. Return
+129.48%
10 Year Est. Return
+649.67%
AUM
$138B
AUM Growth
+$14.2B
Cap. Flow
-$5.38B
Cap. Flow %
-3.9%
Top 10 Hldgs %
8.28%
Holding
5,589
New
1,050
Increased
1,919
Reduced
1,756
Closed
572
Avg Time Held Equity + Options
1.4 years
Top 10 Avg Time Held Equity + Options
0.2 years
Top 20 Avg Time Held Equity + Options
0.2 years
Avg Time Held Equity only
1.7 years
Top 10 Avg Time Held Equity only
0.2 years
Top 20 Avg Time Held Equity only
0.2 years

Top Buys

Rank Stock Value
1
INTU icon
Intuit
INTU
+$753M
2
BSX icon
Boston Scientific
BSX
+$540M
3
DOW icon
Dow Inc
DOW
+$485M
4
WFC icon
Wells Fargo
WFC
+$457M
5
GS icon
Goldman Sachs
GS
+$378M

Top Sells

Rank Stock Value
1
MU icon
Micron Technology
MU
+$1.32B
2
NVDA icon
NVIDIA
NVDA
+$1.02B
3
GOOGL icon
Alphabet (Google) Class A
GOOGL
+$787M
4
SNDK icon
Sandisk
SNDK
+$744M
5
DELL icon
Dell
DELL
+$688M

Sector Composition

Rank Sector Weight
1 Technology 19.7%
2 Financials 15.22%
3 Miscellaneous 12.05%
4 Healthcare 11.94%
5 Industrials 11.56%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake
Capital Flow Held Since
FHB icon
451
First Hawaiian
FHB
$3.04B
$62.8M 0.05%
2,143,166
+458,394
+27% +$12.5M
2024 Q1
9 quarters
ELV icon
452
Elevance Health
ELV
$92.9B
$62.7M 0.05%
162,061
+160,801
+12,762% +$59.6M
2026 Q1
1 quarter
CDP icon
453
COPT Defense Properties
CDP
$3.78B
$62.6M 0.05%
1,720,245
-523,935
-23% -$17M
2024 Q1
9 quarters
NVDA icon
454
PUT
NVIDIA
NVDA
$5.17T
$62.5M 0.05%
312,500
-123,100
-28% -$25.3M
2025 Q3
3 quarters
AZN icon
455
AstraZeneca
AZN
$257B
$62.4M 0.05%
329,087
+126,061
+62% +$23.7M
2021 Q1
21 quarters
RF icon
456
Regions Financial
RF
$23.4B
$62.4M 0.05%
2,065,972
-955,009
-32% -$26.8M
2023 Q4
10 quarters
IYM icon
457
iShares US Basic Materials ETF
IYM
$1.37B
$62.3M 0.05%
346,800
+281,000
+427% +$51.5M
2026 Q1
1 quarter
EXK icon
458
Endeavour Silver
EXK
$2.44B
$62.2M 0.05%
7,508,484
-655,020
-8% -$6.1M
2025 Q4
2 quarters
GGB icon
459
Gerdau
GGB
$9.8B
$62.1M 0.05%
15,383,237
-10,456,483
-40% -$46.5M
2022 Q4
14 quarters
TXT icon
460
Textron
TXT
$13.1B
$62.1M 0.04%
676,792
-1,123,334
-62% -$102M
2025 Q1
5 quarters
SBSW icon
461
Sibanye-Stillwater
SBSW
$7.15B
$61.8M 0.04%
7,273,849
+969,883
+15% +$11.3M
2023 Q1
13 quarters
MKTX icon
462
MarketAxess Holdings
MKTX
$5.79B
$61.7M 0.04%
543,890
+19,866
+4% +$2.83M
2023 Q2
12 quarters
MMM icon
463
3M
MMM
$85B
$61.5M 0.04%
379,627
-301,839
-44% -$45.8M
2025 Q4
2 quarters
EA icon
464
DELISTED
Electronic Arts
EA
$61.3M 0.04%
298,981
+106,557
+55% +$21.6M
2025 Q1
5 quarters
PLUG icon
465
Plug Power
PLUG
$1.93B
$61.3M 0.04%
22,610,124
-4,785,812
-17% -$15M
2024 Q2
8 quarters
ARW icon
466
Arrow Electronics
ARW
$10.9B
$61.1M 0.04%
286,433
+237,761
+488% +$47.5M
2023 Q1
13 quarters
ACM icon
467
Aecom
ACM
$7.59B
$61.1M 0.04%
875,607
+369,016
+73% +$28.2M
2022 Q3
15 quarters
NVDA icon
468
CALL
NVIDIA
NVDA
$5.17T
$61M 0.04%
304,900
-78,800
-21% -$16.2M
2025 Q3
3 quarters
GOOGM icon
469
Alphabet Inc Depositary Shares Series A Preferred Stock
GOOGM
$60.8M 0.04%
+1,195,334
New +$60M
2026 Q2
0 quarters
EXPO icon
470
Exponent
EXPO
$3.42B
$60.7M 0.04%
1,033,426
-67,880
-6% -$4.17M
2025 Q3
3 quarters
CHH icon
471
Choice Hotels
CHH
$4.88B
$60.6M 0.04%
549,315
-366,995
-40% -$40.6M
2025 Q3
3 quarters
ESNT icon
472
Essent Group
ESNT
$5.82B
$60.5M 0.04%
940,533
-71,635
-7% -$4.34M
2025 Q1
5 quarters
BANC icon
473
Banc of California
BANC
$2.72B
$60.4M 0.04%
2,957,956
+1,737,305
+142% +$33.1M
2022 Q4
14 quarters
FOUR.PRA icon
474
Shift4 Payments Inc 6.00% Series A Preferred Stock
FOUR.PRA
$519M
$60.4M 0.04%
969,939
+130,749
+16% +$7.26M
2025 Q2
4 quarters
MXL icon
475
MaxLinear
MXL
$6.47B
$60.2M 0.04%
470,478
+175,922
+60% +$12.4M
2022 Q2
16 quarters

Similar funds

John Overdeck's Q2 2026 Portfolio in Review

As of Q2 2026, John Overdeck held 5,589 positions worth $138B, up 11% from $124B the previous quarter. Its ten largest holdings account for 8.3% of the portfolio.

John Overdeck withdrew a net $5.38B in Q2 2026, closing 572 positions and reducing 1,756 holdings. Its most notable exit was State Street Technology Select Sector SPDR ETF, an estimated $172M position sold in full.

By sector, the portfolio is most concentrated in Technology at 20% of assets, up from 19% a quarter earlier, followed by Financials and Miscellaneous.

Against the trend, John Overdeck opened a new position in Intuit worth $564M.

  • John Overdeck's largest Q2 2026 buy was Intuit: 2,161,507 shares worth $564M.
  • John Overdeck added most to Boston Scientific in Q2 2026, an estimated $540M increase.
  • John Overdeck's biggest Q2 2026 reduction was Micron Technology, cutting an estimated $1.32B.
  • John Overdeck fully exited State Street Technology Select Sector SPDR ETF in Q2 2026, selling an estimated $172M.
  • John Overdeck's ten largest holdings make up 8.3% of its $138B portfolio in Q2 2026.
  • John Overdeck opened 1,050 new positions and closed 572 in Q2 2026.
  • John Overdeck's portfolio value rose 11% quarter-over-quarter to $138B.

Based on Two Sigma Investments's 13F filing for Q2 2026, filed 14 Aug 2026.