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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
(+11%)
Cap. Flow
-$5.38B
Cap. Flow % of AUM
Cap. Flow %
-3.9%
Top 10 Holdings %
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 |
Intuit
INTU
|
+$753M |
| 2 |
Boston Scientific
BSX
|
+$540M |
| 3 |
Dow Inc
DOW
|
+$485M |
| 4 |
Wells Fargo
WFC
|
+$457M |
| 5 |
Goldman Sachs
GS
|
+$378M |
Top Sells
| Rank | Stock | Value |
|---|---|---|
| 1 |
Micron Technology
MU
|
+$1.32B |
| 2 |
NVIDIA
NVDA
|
+$1.02B |
| 3 |
Alphabet (Google) Class A
GOOGL
|
+$787M |
| 4 |
Sandisk
SNDK
|
+$744M |
| 5 |
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 | |
|---|---|---|---|---|---|---|---|
1101
Vizsla Silver
VZLA
$1.14B
| $17.2M | 0.01% |
5,219,775
-2,293,220
| -31% | -$7.97M |
2024 Q4
6 quarters
|
|
1102
ZoomInfo Technologies
GTM
$1.14B
| $17.2M | 0.01% |
5,876,526
+5,141,209
| +699% | +$23.1M |
2023 Q3
11 quarters
|
|
1103
GE Vernova
GEV
$242B
| $17.2M | 0.01% |
14,652
-317,735
| -96% | -$324M |
2025 Q1
5 quarters
|
|
1104
Bain Capital Specialty
BCSF
$653M
| $17.2M | 0.01% |
1,374,383
-140,572
| -9% | -$1.83M |
2019 Q4
26 quarters
|
|
1105
Marcus & Millichap
MMI
$1.04B
| $17.2M | 0.01% |
551,097
+126,760
| +30% | +$3.63M |
2025 Q4
2 quarters
|
|
1106
Boeing
BA
$151B
| $17.2M | 0.01% |
79,309
+36,382
| +85% | +$8.09M |
2024 Q4
6 quarters
|
|
1107
Live Oak Bancshares
LOB
$1.59B
| $17.2M | 0.01% |
420,262
-13,906
| -3% | -$520K |
2025 Q1
5 quarters
|
|
1108
Cardinal Infrastructure Group
CDNL
$340M
| $17.2M | 0.01% |
182,180
+45,320
| +33% | +$2.61M |
2025 Q4
2 quarters
|
|
1109
Workday
WDAY
$47B
| $17.2M | 0.01% |
140,173
-114,475
| -45% | -$14.5M |
2018 Q4
30 quarters
|
|
1110
CALL
Mercado Libre
MELI
$93.3B
| $17.1M | 0.01% |
10,100
+9,100
| +910% | +$15.5M |
2026 Q1
1 quarter
|
|
1111
Xerox
XRX
$327M
| $17.1M | 0.01% |
5,471,574
+217,484
| +4% | +$543K |
2022 Q3
15 quarters
|
|
1112
DXC Technology
DXC
$2.28B
| $17.1M | 0.01% |
1,932,428
+1,507,155
| +354% | +$15.6M |
2025 Q3
3 quarters
|
|
1113
Packaging Corp of America
PKG
$21.1B
| $17M | 0.01% |
71,476
-176,597
| -71% | -$38.7M |
2024 Q1
9 quarters
|
|
1114
WaterBridge Infrastructure LLC
WBI
$1.56B
| $17M | 0.01% |
495,644
+214,975
| +77% | +$6.26M |
2026 Q1
1 quarter
|
|
1115
Schwab US Mid-Cap ETF
SCHM
$14.4B
| $17M | 0.01% |
+460,100
| New | +$15.8M |
2026 Q2
0 quarters
|
|
1116
Blackstone Secured Lending
BXSL
$5.47B
| $16.9M | 0.01% |
714,515
+87,302
| +14% | +$2.08M |
2024 Q3
7 quarters
|
|
1117
ADMA Biologics
ADMA
$2.48B
| $16.9M | 0.01% |
2,019,887
-72,246
| -3% | -$659K |
2022 Q2
16 quarters
|
|
1118
Pelagos Insurance Capital
PLGO
$2.07B
| $16.9M | 0.01% |
694,239
+269,464
| +63% | +$5.86M |
2023 Q2
12 quarters
|
|
1119
EyePoint Inc
EYPT
$37.9M
| $16.9M | 0.01% |
1,181,143
+750,828
| +174% | +$10M |
2023 Q3
11 quarters
|
|
1120
Oracle
ORCL
$393B
| $16.9M | 0.01% |
115,204
+50,148
| +77% | +$9.09M |
2022 Q2
16 quarters
|
|
1121
First Trust Exchange-Traded Fund VI First Trust BuyWrite Income ETF
FTHI
$2.56B
| $16.9M | 0.01% |
707,200
+184,500
| +35% | +$4.37M |
2026 Q1
1 quarter
|
|
1122
PUT
Intel
INTC
$486B
| $16.8M | 0.01% |
120,400
+9,000
| +8% | +$910K |
2026 Q1
1 quarter
|
|
1123
Aramark
ARMK
$14.7B
| $16.7M | 0.01% |
294,304
+279,397
| +1,874% | +$13.8M |
2026 Q1
1 quarter
|
|
1124
GCM Grosvenor
GCMG
$754M
| $16.7M | 0.01% |
1,361,146
-251,896
| -16% | -$2.76M |
2023 Q4
10 quarters
|
|
1125
Sonic Automotive
SAH
$1.98B
| $16.7M | 0.01% |
196,402
-40,931
| -17% | -$3.14M |
2022 Q4
14 quarters
|
|
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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.