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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
CAPR icon
5001
Capricor Therapeutics
CAPR
$390M
– –
-30,932
Closed -$940K –
CARR icon
5002
Carrier Global
CARR
$45.3B
– –
-5,558
Closed -$363K –
CATO icon
5003
Cato Corp
CATO
$46.8M
– –
-69,915
Closed -$198K –
CBRL icon
5004
CALL
Cracker Barrel
CBRL
$1.54B
– –
-10,800
Closed -$304K –
CBT icon
5005
Cabot Corp
CBT
$3.84B
– –
-4,708
Closed -$355K –
CCC icon
5006
CCC Intelligent Solutions
CCC
$4.48B
– –
-18,300
Closed -$110K –
CELH icon
5007
Celsius Holdings
CELH
$7.13B
– –
-29,724
Closed -$937K –
CFG icon
5008
CALL
Citizens Financial Group
CFG
$26.7B
– –
-12,000
Closed -$720K –
CFG icon
5009
PUT
Citizens Financial Group
CFG
$26.7B
– –
-11,200
Closed -$672K –
CGGR icon
5010
Capital Group Growth ETF
CGGR
$25.7B
– –
-81,700
Closed -$3.28M –
CGNX icon
5011
Cognex
CGNX
$9.08B
– –
-167,760
Closed -$8.22M –
CGTX icon
5012
Cognition Therapeutics
CGTX
$69.4M
– –
-19,229
Closed -$14.6K –
CGUS icon
5013
Capital Group Core Equity ETF
CGUS
$12B
– –
-39,500
Closed -$1.52M –
CHKP icon
5014
Check Point Software Technologies
CHKP
$14.1B
– –
-14,900
Closed -$1.94M –
CHRW icon
5015
CALL
C.H. Robinson
CHRW
$16.3B
– –
-2,000
Closed -$332K –
CHRW icon
5016
C.H. Robinson
CHRW
$16.3B
– –
-1,579
Closed -$280K –
CHTR icon
5017
Charter Communications
CHTR
$12.6B
– –
-302,190
Closed -$50.4M –
CIBR icon
5018
First Trust NASDAQ Cybersecurity ETF
CIBR
$17.1B
– –
-175,500
Closed -$11M –
CLF icon
5019
CALL
Cleveland-Cliffs
CLF
$6.91B
– –
-265,700
Closed -$2.25M –
CLF icon
5020
PUT
Cleveland-Cliffs
CLF
$6.91B
– –
-213,000
Closed -$1.8M –
CMCSA icon
5021
CALL
Comcast
CMCSA
$77.7B
– –
-40,100
Closed -$1.15M –
CMCSA icon
5022
PUT
Comcast
CMCSA
$77.7B
– –
-12,600
Closed -$362K –
CME icon
5023
CALL
CME Group
CME
$106B
– –
-1,000
Closed -$295K –
CME icon
5024
PUT
CME Group
CME
$106B
– –
-1,000
Closed -$295K –
PRHI icon
5025
Presurance Holdings
PRHI
$29.6M
– –
-4,510
Closed -$16.1K –
199 200
201
202 203

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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.