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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 | |
|---|---|---|---|---|---|---|---|
|
SVC
1351
Service Properties Trust
SVC
$767M
| $11.6M | 0.01% |
1,372,205
+1,348,925
| +5,794% | +$10.6M |
2026 Q1
1 quarter
|
|
1352
Oil-Dri
ODC
$1.02B
| $11.6M | 0.01% |
113,401
+12,972
| +13% | +$1.04M |
2024 Q4
6 quarters
|
|
1353
Oil States International
OIS
$502M
| $11.6M | 0.01% |
1,444,776
+371,472
| +35% | +$3.52M |
2020 Q3
23 quarters
|
|
1354
Bread Financial
BFH
$3.94B
| $11.6M | 0.01% |
106,740
-31,498
| -23% | -$2.83M |
2022 Q4
14 quarters
|
|
1355
Butterfly Network
BFLY
$1.99B
| $11.6M | 0.01% |
1,373,045
+615,839
| +81% | +$3.19M |
2024 Q3
7 quarters
|
|
1356
IBEX
IBEX
$607M
| $11.6M | 0.01% |
380,613
-2,892
| -0.8% | -$86.2K |
2022 Q4
14 quarters
|
|
1357
Honda
HMC
$44.2B
| $11.6M | 0.01% |
426,189
+400,776
| +1,577% | +$10.2M |
2025 Q4
2 quarters
|
|
1358
Elbit Systems
ESLT
$35.6B
| $11.5M | 0.01% |
15,207
-6,224
| -29% | -$5.18M |
2024 Q2
8 quarters
|
|
1359
CALL
Cisco
CSCO
$420B
| $11.5M | 0.01% |
98,200
-29,400
| -23% | -$3.07M |
2025 Q4
2 quarters
|
|
1360
Moody's
MCO
$83.3B
| $11.5M | 0.01% |
25,459
-45,001
| -64% | -$20.2M |
2022 Q3
15 quarters
|
|
1361
Heritage Financial
HFWA
$1.12B
| $11.5M | 0.01% |
389,206
-101,204
| -21% | -$2.78M |
2021 Q2
20 quarters
|
|
1362
Mueller Water Products
MWA
$3.4B
| $11.5M | 0.01% |
445,723
-449,554
| -50% | -$12M |
2025 Q4
2 quarters
|
|
1363
Independent Bank Corp
IBCP
$791M
| $11.5M | 0.01% |
318,638
-31,733
| -9% | -$1.09M |
2015 Q4
42 quarters
|
|
1364
MannKind Corp
MNKD
$994M
| $11.5M | 0.01% |
2,693,712
-202,162
| -7% | -$656K |
2022 Q2
16 quarters
|
|
1365
Cinemark Holdings
CNK
$4.52B
| $11.5M | 0.01% |
361,633
-137,450
| -28% | -$4.08M |
2023 Q1
13 quarters
|
|
1366
H&R Block
HRB
$5.8B
| $11.5M | 0.01% |
301,186
+250,448
| +494% | +$8.73M |
2026 Q1
1 quarter
|
|
1367
CareDx
CDNA
$3.47B
| $11.5M | 0.01% |
401,987
+170,387
| +74% | +$3.71M |
2025 Q4
2 quarters
|
|
1368
Houlihan Lokey
HLI
$8.88B
| $11.5M | 0.01% |
85,383
-20,899
| -20% | -$3.08M |
2026 Q1
1 quarter
|
|
1369
Addus HomeCare
ADUS
$2.15B
| $11.4M | 0.01% |
113,896
+18,287
| +19% | +$1.73M |
2026 Q1
1 quarter
|
|
1370
CALL
UnitedHealth
UNH
$365B
| $11.4M | 0.01% |
27,500
+22,800
| +485% | +$8.45M |
2025 Q4
2 quarters
|
|
1371
Coherent
COHR
$45.7B
| $11.4M | 0.01% |
28,944
+27,854
| +2,555% | +$9.9M |
2025 Q4
2 quarters
|
|
1372
PUT
Robinhood
HOOD
$86.8B
| $11.4M | 0.01% |
113,800
-454,000
| -80% | -$38M |
2025 Q3
3 quarters
|
|
1373
AptarGroup
ATR
$7.92B
| $11.4M | 0.01% |
90,996
+28,500
| +46% | +$3.46M |
2022 Q4
14 quarters
|
|
1374
MacroGenics
MGNX
$212M
| $11.4M | 0.01% |
2,465,699
-62,130
| -2% | -$235K |
2021 Q4
18 quarters
|
|
1375
Churchill Capital Corp XI
CCXI
$584M
| $11.4M | 0.01% |
652,500
| – | – |
2026 Q1
1 quarter
|
|
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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.