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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
ERIE icon
5076
Erie Indemnity
ERIE
$12.7B
– –
-16,299
Closed -$4.1M –
EVR icon
5077
CALL
Evercore
EVR
$9.8B
– –
-4,000
Closed -$1.19M –
EVR icon
5078
PUT
Evercore
EVR
$9.8B
– –
-3,100
Closed -$925K –
EVT icon
5079
Eaton Vance Tax-Advantaged Dividend Income Fund
EVT
$2.02B
– –
-50,315
Closed -$1.24M –
EVTL icon
5080
Vertical Aerospace
EVTL
$67.5M
– –
-110,632
Closed -$244K –
EVX icon
5081
VanEck Environmental Services ETF
EVX
$97.9M
– –
-9,300
Closed -$360K –
EWCZ icon
5082
DELISTED
European Wax Center
EWCZ
– –
-80,261
Closed -$464K –
EWG icon
5083
iShares MSCI Germany ETF
EWG
$1.45B
– –
-15,500
Closed -$615K –
EWZ icon
5084
CALL
iShares MSCI Brazil ETF
EWZ
$11.6B
– –
-22,100
Closed -$848K –
EWZ icon
5085
PUT
iShares MSCI Brazil ETF
EWZ
$11.6B
– –
-22,400
Closed -$860K –
FDIS icon
5086
Fidelity MSCI Consumer Discretionary Index ETF
FDIS
$1.62B
– –
-46,700
Closed -$4.36M –
FDVV icon
5087
Fidelity High Dividend ETF
FDVV
$10.3B
– –
-11,700
Closed -$646K –
FE icon
5088
FirstEnergy
FE
$26.7B
– –
-106,348
Closed -$5.39M –
FEZ icon
5089
State Street SPDR EURO STOXX 50 ETF
FEZ
$4.16B
– –
-32,100
Closed -$1.99M –
FFIC icon
5090
DELISTED
Flushing Financial
FFIC
– –
-1,202,148
Closed -$18.5M –
FFIV icon
5091
CALL
F5
FFIV
$25B
– –
-2,000
Closed -$579K –
FFTY icon
5092
CapForce IBD 50 ETF
FFTY
$69.1M
– –
-9,684
Closed -$324K –
FFWM icon
5093
DELISTED
First Foundation Inc
FFWM
– –
-1,055,155
Closed -$6.23M –
FITB icon
5094
CALL
Fifth Third Bancorp
FITB
$45.7B
– –
-25,600
Closed -$1.19M –
FITB icon
5095
PUT
Fifth Third Bancorp
FITB
$45.7B
– –
-16,300
Closed -$757K –
FLQS icon
5096
Franklin US Small Cap Multifactor Index ETF
FLQS
$47.6M
– –
-8,600
Closed -$367K –
FLUX icon
5097
Flux Power
FLUX
$9.09M
– –
-35,896
Closed -$38.4K –
FMST icon
5098
Foremost Lithium Resource & Technology
FMST
$8.6M
– –
-39,559
Closed -$69.6K –
FND icon
5099
PUT
Floor & Decor
FND
$4.82B
– –
-14,200
Closed -$721K –
FNDA icon
5100
Schwab Fundamental US Small Company Index ETF
FNDA
$8.69B
– –
-18,900
Closed -$613K –
202 203
204
205 206

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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.