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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 | |
|---|---|---|---|---|---|---|---|
251
Black Hills Corp
BKH
$5.84B
| $124M | 0.09% |
1,663,178
-552,825
| -25% | -$40.7M |
2023 Q2
12 quarters
|
|
252
Intuitive Machines
LUNR
$1.74B
| $123M | 0.09% |
5,752,300
+4,846,745
| +535% | +$136M |
2024 Q4
6 quarters
|
|
253
FNB Corp
FNB
$6.13B
| $123M | 0.09% |
6,435,169
-1,035,569
| -14% | -$18.4M |
2024 Q2
8 quarters
|
|
254
Nucor
NUE
$58.1B
| $123M | 0.09% |
550,567
+469,792
| +582% | +$106M |
2024 Q4
6 quarters
|
|
255
Ultragenyx Pharmaceutical
RARE
$1.43B
| $121M | 0.09% |
3,621,200
+1,415,380
| +64% | +$35.2M |
2022 Q1
17 quarters
|
|
256
Comcast
CMCSA
$77.7B
| $120M | 0.09% |
+4,899,902
| New | +$126M |
2026 Q2
0 quarters
|
|
257
Iris Energy
IREN
$10.6B
| $119M | 0.09% |
2,613,062
-251,820
| -9% | -$13.1M |
2023 Q2
12 quarters
|
|
258
Paylocity
PCTY
$8.82B
| $119M | 0.09% |
1,138,489
+5,816
| +0.5% | +$619K |
2022 Q4
14 quarters
|
|
259
Keysight
KEYS
$56.4B
| $119M | 0.09% |
339,315
+333,460
| +5,695% | +$114M |
2024 Q2
8 quarters
|
|
260
KB Home
KBH
$2.63B
| $117M | 0.09% |
1,876,888
+130,544
| +7% | +$6.79M |
2024 Q3
7 quarters
|
|
261
Cipher Digital
CIFR
$3.73B
| $117M | 0.08% |
4,775,520
+1,768,258
| +59% | +$37.3M |
2023 Q3
11 quarters
|
|
262
NuScale Power
SMR
$2.39B
| $117M | 0.08% |
11,655,351
+7,932,077
| +213% | +$89.5M |
2023 Q4
10 quarters
|
|
263
CALL
Invesco QQQ Trust
QQQ
$475B
| $116M | 0.08% |
157,300
+113,300
| +258% | +$78M |
2025 Q3
3 quarters
|
|
|
264
PUT
Invesco QQQ Trust
QQQ
$475B
| $116M | 0.08% |
157,300
+113,300
| +258% | +$78M |
2025 Q3
3 quarters
|
|
265
Northrop Grumman
NOC
$73.9B
| $116M | 0.08% |
227,386
-88,835
| -28% | -$51.2M |
2023 Q1
13 quarters
|
|
266
Invesco S&P 500 Low Volatility ETF
SPLV
$7.26B
| $115M | 0.08% |
1,536,900
-2,619,700
| -63% | -$193M |
2025 Q1
5 quarters
|
|
267
Oscar Health
OSCR
$9.8B
| $115M | 0.08% |
4,035,689
+1,686,164
| +72% | +$36.3M |
2021 Q4
18 quarters
|
|
268
Itaú Unibanco
ITUB
$104B
| $115M | 0.08% |
14,050,490
-6,037,691
| -30% | -$50M |
2024 Q2
8 quarters
|
|
269
Toronto Dominion Bank
TD
$197B
| $115M | 0.08% |
944,156
+64,044
| +7% | +$7.01M |
2026 Q1
1 quarter
|
|
270
Linde
LIN
$230B
| $114M | 0.08% |
219,076
-257,574
| -54% | -$130M |
2020 Q3
23 quarters
|
|
271
PUT
Rivian
RIVN
$18B
| $113M | 0.08% |
6,508,000
+710,200
| +12% | +$11.1M |
2023 Q1
13 quarters
|
|
272
Hilton Worldwide
HLT
$77.7B
| $113M | 0.08% |
341,453
-334,238
| -49% | -$110M |
2022 Q4
14 quarters
|
|
273
BCE
BCE
$19B
| $112M | 0.08% |
5,216,019
-3,196,487
| -38% | -$76.7M |
2024 Q4
6 quarters
|
|
274
Scorpio Tankers
STNG
$4.08B
| $112M | 0.08% |
1,617,426
+228,416
| +16% | +$17.9M |
2025 Q4
2 quarters
|
|
275
Aehr Test Systems
AEHR
$1.98B
| $112M | 0.08% |
1,164,614
+950,242
| +443% | +$86.8M |
2025 Q3
3 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.