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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 | |
|---|---|---|---|---|---|---|---|
3426
CALL
Clorox
CLX
$10.3B
| $1.15M | ﹤0.01% |
12,000
+6,600
| +122% | +$634K |
2025 Q4
2 quarters
|
|
3427
Gilat Satellite Networks
GILT
$606M
| $1.14M | ﹤0.01% |
85,935
-279,312
| -76% | -$4.58M |
2024 Q2
8 quarters
|
|
3428
First Internet Bancorp
INBK
$226M
| $1.14M | ﹤0.01% |
41,112
-6,744
| -14% | -$164K |
2024 Q2
8 quarters
|
|
3429
CALL
Intuitive Machines
LUNR
$1.76B
| $1.14M | ﹤0.01% |
+53,400
| New | +$1.5M |
2026 Q2
0 quarters
|
|
3430
Acrivon Therapeutics
ACRV
$78M
| $1.14M | ﹤0.01% |
641,498
+252,103
| +65% | +$428K |
2025 Q2
4 quarters
|
|
3431
Puma Biotechnology
PBYI
$563M
| $1.14M | ﹤0.01% |
140,587
+127,587
| +981% | +$934K |
2022 Q1
17 quarters
|
|
3432
Shoe Station Group
SHOE
$359M
| $1.14M | ﹤0.01% |
76,805
+37,898
| +97% | +$647K |
2023 Q3
11 quarters
|
|
3433
CALL
RTX Corp
RTX
$258B
| $1.14M | ﹤0.01% |
+6,000
| New | +$1.1M |
2026 Q2
0 quarters
|
|
3434
VanEck Biotech ETF
BBH
$505M
| $1.14M | ﹤0.01% |
5,600
-500
| -8% | -$94K |
2025 Q4
2 quarters
|
|
3435
Tencent Music
TME
$13.8B
| $1.14M | ﹤0.01% |
136,300
-1,713,400
| -93% | -$15.6M |
2025 Q3
3 quarters
|
|
3436
CALL
Shake Shack
SHAK
$2.74B
| $1.14M | ﹤0.01% |
20,300
+13,300
| +190% | +$1M |
2026 Q1
1 quarter
|
|
3437
Monopar Therapeutics
MNPR
$486M
| $1.13M | ﹤0.01% |
12,252
+2,487
| +25% | +$154K |
2025 Q4
2 quarters
|
|
3438
Spyre Therapeutics
SYRE
$8.69B
| $1.13M | ﹤0.01% |
+12,771
| New | +$932K |
2026 Q2
0 quarters
|
|
3439
PUT
McKesson
MCK
$118B
| $1.13M | ﹤0.01% |
1,500
-500
| -25% | -$396K |
2026 Q1
1 quarter
|
|
3440
Costamare Bulkers Holdings
CMDB
$480M
| $1.13M | ﹤0.01% |
64,121
+36,131
| +129% | +$628K |
2026 Q1
1 quarter
|
|
3441
EverQuote
EVER
$779M
| $1.13M | ﹤0.01% |
47,304
+26,504
| +127% | +$486K |
2024 Q2
8 quarters
|
|
3442
Columbia Banking Systems
COLB
$8.26B
| $1.12M | ﹤0.01% |
35,094
+1,739
| +5% | +$51.6K |
2025 Q3
3 quarters
|
|
3443
PUT
Beyond Meat
BYND
$117M
| $1.12M | ﹤0.01% |
49,960
| – | – |
2020 Q1
25 quarters
|
|
3444
Nuveen ESG Large-Cap Value ETF
NULV
$2.61B
| $1.12M | ﹤0.01% |
+22,449
| New | +$1.11M |
2026 Q2
0 quarters
|
|
3445
CALL
Elevance Health
ELV
$94.1B
| $1.12M | ﹤0.01% |
+2,900
| New | +$1.08M |
2026 Q2
0 quarters
|
|
3446
Gogo Inc
GOGO
$282M
| $1.12M | ﹤0.01% |
361,537
-385,543
| -52% | -$1.57M |
2023 Q4
10 quarters
|
|
3447
PUT
Southern Company
SO
$104B
| $1.12M | ﹤0.01% |
11,700
+4,500
| +63% | +$424K |
2026 Q1
1 quarter
|
|
3448
Huntington Bancshares
HBAN
$31.8B
| $1.12M | ﹤0.01% |
+63,069
| New | +$1.04M |
2026 Q2
0 quarters
|
|
3449
PUT
3M
MMM
$90.1B
| $1.12M | ﹤0.01% |
6,900
-9,200
| -57% | -$1.39M |
2025 Q4
2 quarters
|
|
3450
BlackRock TCP Capital
TCPC
$341M
| $1.12M | ﹤0.01% |
332,397
-358,553
| -52% | -$1.39M |
2015 Q4
42 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.