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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 | |
|---|---|---|---|---|---|---|---|
4701
Schrodinger
SDGR
$1.72B
| $202K | ﹤0.01% |
12,449
-143,451
| -92% | -$1.92M |
2024 Q4
6 quarters
|
|
4702
Dawson Geophysical
DWSN
$65.8M
| $202K | ﹤0.01% |
34,016
-600
| -2% | -$2.26K |
2025 Q3
3 quarters
|
|
4703
BridgeBio Oncology
BBOT
$226M
| $202K | ﹤0.01% |
+26,485
| New | +$221K |
2026 Q2
0 quarters
|
|
4704
Ziff Davis
ZD
$1.95B
| $201K | ﹤0.01% |
+3,837
| New | +$174K |
2026 Q2
0 quarters
|
|
4705
CALL
PENN Entertainment
PENN
$1.96B
| $201K | ﹤0.01% |
+9,400
| New | +$168K |
2026 Q2
0 quarters
|
|
4706
CALL
Alamos Gold
AGI
$13.4B
| $200K | ﹤0.01% |
6,600
-400
| -6% | -$16.2K |
2026 Q1
1 quarter
|
|
4707
VTEX
VTEX
$689M
| $200K | ﹤0.01% |
49,932
+8,232
| +20% | +$31.4K |
2026 Q1
1 quarter
|
|
4708
TPG Mortgage Investment Trust
MITT
$166M
| $199K | ﹤0.01% |
25,109
-39,320
| -61% | -$307K |
2023 Q1
13 quarters
|
|
4709
Mako Mining
MAKO
$782M
| $199K | ﹤0.01% |
+27,160
| New | +$210K |
2026 Q2
0 quarters
|
|
4710
Travelzoo
TZOO
$51.3M
| $199K | ﹤0.01% |
+16,998
| New | +$156K |
2026 Q2
0 quarters
|
|
4711
Franklin Street Properties
FSP
$40M
| $198K | ﹤0.01% |
383,899
-43,854
| -10% | -$25.9K |
2023 Q4
10 quarters
|
|
4712
CALL
Energy Fuels
UUUU
$2.2B
| $197K | ﹤0.01% |
13,600
-107,800
| -89% | -$1.98M |
2025 Q3
3 quarters
|
|
4713
AGNT Inc
AGNT
$613M
| $194K | ﹤0.01% |
35,900
-200
| -0.6% | -$1.1K |
2022 Q1
17 quarters
|
|
4714
Anteris Technologies
AVR
$601M
| $194K | ﹤0.01% |
19,655
+2,320
| +13% | +$17.6K |
2026 Q1
1 quarter
|
|
4715
E.W. Scripps
SSP
$244M
| $193K | ﹤0.01% |
69,556
-66,993
| -49% | -$254K |
2024 Q1
9 quarters
|
|
4716
Titan Mining Corp
TII
$200M
| $192K | ﹤0.01% |
87,622
-62,043
| -41% | -$154K |
2026 Q1
1 quarter
|
|
4717
CALL
StoneCo
STNE
$2.62B
| $192K | ﹤0.01% |
+17,700
| New | +$210K |
2026 Q2
0 quarters
|
|
4718
VistaGen Therapeutics
VTGN
$8.68M
| $192K | ﹤0.01% |
847,992
+378,373
| +81% | +$228K |
2023 Q4
10 quarters
|
|
4719
NCR Voyix
VYX
$1.08B
| $191K | ﹤0.01% |
+23,428
| New | +$165K |
2026 Q2
0 quarters
|
|
4720
Verastem
VSTM
$801M
| $191K | ﹤0.01% |
49,954
-617,056
| -93% | -$2.99M |
2020 Q4
22 quarters
|
|
4721
Noah Holdings
NOAH
$487M
| $191K | ﹤0.01% |
+19,097
| New | +$197K |
2026 Q2
0 quarters
|
|
4722
DBV Technologies S.A. American Depositary Shares
DBVT
$566M
| $191K | ﹤0.01% |
+11,630
| New | +$219K |
2026 Q2
0 quarters
|
|
4723
Mammoth Energy Services
TUSK
$130M
| $190K | ﹤0.01% |
+58,538
| New | +$171K |
2026 Q2
0 quarters
|
|
4724
GoPro
GPRO
$221M
| $190K | ﹤0.01% |
243,614
-169,189
| -41% | -$179K |
2023 Q4
10 quarters
|
|
4725
Chagee Holdings Ltd
CHA
$2.34B
| $189K | ﹤0.01% |
+15,732
| New | +$171K |
2026 Q2
0 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.