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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 | |
|---|---|---|---|---|---|---|---|
1301
Texas Roadhouse
TXRH
$11.2B
| $12.4M | 0.01% |
64,000
-283,176
| -82% | -$48.2M |
2022 Q2
16 quarters
|
|
1302
PUT
Applied Materials
AMAT
$328B
| $12.4M | 0.01% |
17,100
+5,100
| +43% | +$2.35M |
2025 Q4
2 quarters
|
|
1303
Versigent PLC
VGNT
$3.09B
| $12.4M | 0.01% |
+294,161
| New | +$11.7M |
2026 Q2
0 quarters
|
|
1304
Curtiss-Wright
CW
$18.4B
| $12.4M | 0.01% |
16,300
-25,011
| -61% | -$18.3M |
2023 Q1
13 quarters
|
|
1305
PUT
Microsoft
MSFT
$3.96T
| $12.3M | 0.01% |
33,100
-18,800
| -36% | -$7.61M |
2025 Q3
3 quarters
|
|
1306
Select Water Solutions
WTTR
$2.39B
| $12.3M | 0.01% |
617,238
+452,845
| +275% | +$7.93M |
2021 Q1
21 quarters
|
|
1307
Recursion Pharmaceuticals
RXRX
$1.94B
| $12.3M | 0.01% |
3,353,658
-712,657
| -18% | -$2.37M |
2023 Q3
11 quarters
|
|
1308
CEVA Inc
CEVA
$810M
| $12.3M | 0.01% |
260,476
-42,358
| -14% | -$1.5M |
2021 Q2
20 quarters
|
|
|
1309
PUT
Sandisk
SNDK
$198B
| $12.3M | 0.01% |
5,400
-17,700
| -77% | -$25.3M |
2026 Q1
1 quarter
|
|
1310
Mercantile Bank Corp
MBWM
$1.01B
| $12.3M | 0.01% |
213,740
+32,093
| +18% | +$1.69M |
2021 Q2
20 quarters
|
|
1311
Opendoor
OPEN
$1.99B
| $12.3M | 0.01% |
2,656,469
-4,117,563
| -61% | -$19.7M |
2022 Q4
14 quarters
|
|
1312
Southside Bancshares
SBSI
$909M
| $12.3M | 0.01% |
348,461
-46,359
| -12% | -$1.54M |
2022 Q2
16 quarters
|
|
1313
Autodesk
ADSK
$50.3B
| $12.2M | 0.01% |
62,994
+7,984
| +15% | +$1.82M |
2024 Q2
8 quarters
|
|
1314
TPG RE Finance Trust
TRTX
$446M
| $12.2M | 0.01% |
1,458,255
-416,874
| -22% | -$3.48M |
2023 Q2
12 quarters
|
|
1315
T. Rowe Price Blue Chip Growth ETF
TCHP
$2.15B
| $12.2M | 0.01% |
243,600
-28,000
| -10% | -$1.4M |
2023 Q3
11 quarters
|
|
1316
nLIGHT
LASR
$2.01B
| $12.2M | 0.01% |
175,200
+17,880
| +11% | +$1.25M |
2025 Q3
3 quarters
|
|
1317
American Financial Group
AFG
$12.3B
| $12.1M | 0.01% |
86,750
-236,770
| -73% | -$31.4M |
2022 Q4
14 quarters
|
|
1318
Ennis
EBF
$565M
| $12.1M | 0.01% |
571,035
+28,872
| +5% | +$600K |
2023 Q2
12 quarters
|
|
1319
PUT
Cisco
CSCO
$420B
| $12.1M | 0.01% |
103,100
-30,000
| -23% | -$3.14M |
2025 Q4
2 quarters
|
|
1320
PUT
Constellation Energy
CEG
$93.3B
| $12.1M | 0.01% |
48,600
+29,300
| +152% | +$8.25M |
2025 Q4
2 quarters
|
|
1321
Ocular Therapeutix
OCUL
$1.38B
| $12M | 0.01% |
1,218,513
-611,646
| -33% | -$5.54M |
2022 Q3
15 quarters
|
|
1322
DT Midstream
DTM
$12.5B
| $12M | 0.01% |
81,477
-595,134
| -88% | -$84.2M |
2024 Q1
9 quarters
|
|
1323
Koppers
KOP
$811M
| $11.9M | 0.01% |
266,052
-151,484
| -36% | -$6.2M |
2024 Q2
8 quarters
|
|
1324
Methode Electronics
MEI
$499M
| $11.9M | 0.01% |
629,659
-70,290
| -10% | -$726K |
2023 Q1
13 quarters
|
|
1325
Steris
STE
$21.6B
| $11.9M | 0.01% |
56,707
-422,439
| -88% | -$90.6M |
2024 Q2
8 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.