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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 | |
|---|---|---|---|---|---|---|---|
376
Mirum Pharmaceuticals
MIRM
$5.2B
| $80.8M | 0.06% |
690,318
-84,523
| -11% | -$8.49M |
2023 Q2
12 quarters
|
|
377
Levi Strauss
LEVI
$7.84B
| $80.2M | 0.06% |
3,230,070
+51,040
| +2% | +$1.15M |
2025 Q2
4 quarters
|
|
378
ResMed
RMD
$33.6B
| $80.1M | 0.06% |
411,036
+98,568
| +32% | +$20.4M |
2026 Q1
1 quarter
|
|
379
Toll Brothers
TOL
$12.3B
| $80.1M | 0.06% |
486,199
+35,973
| +8% | +$5.12M |
2025 Q2
4 quarters
|
|
380
CenterPoint Energy
CNP
$26.7B
| $80M | 0.06% |
1,815,784
-451,738
| -20% | -$19.4M |
2023 Q2
12 quarters
|
|
381
American Healthcare REIT
AHR
$11.6B
| $79.9M | 0.06% |
1,532,710
+257,156
| +20% | +$12.6M |
2024 Q1
9 quarters
|
|
382
Firefly Aerospace
FLY
$2.8B
| $79.8M | 0.06% |
2,714,411
+2,696,140
| +14,756% | +$101M |
2025 Q3
3 quarters
|
|
383
Vanguard Financials ETF
VFH
$13.1B
| $79.6M | 0.06% |
605,000
-64,100
| -10% | -$8.18M |
2026 Q1
1 quarter
|
|
384
Ingredion
INGR
$6.18B
| $79.6M | 0.06% |
840,120
+215,622
| +35% | +$22.8M |
2025 Q1
5 quarters
|
|
385
KeyCorp
KEY
$21.3B
| $79.2M | 0.06% |
3,438,094
-2,010,780
| -37% | -$43.8M |
2025 Q3
3 quarters
|
|
386
Iovance Biotherapeutics
IOVA
$6.17B
| $79.1M | 0.06% |
19,010,697
+5,323,264
| +39% | +$20.2M |
2025 Q1
5 quarters
|
|
387
iShares S&P 100 ETF
OEF
$20.4B
| $79M | 0.06% |
216,020
-582,480
| -73% | -$209M |
2023 Q2
12 quarters
|
|
388
DuPont de Nemours
DD
$17.6B
| $79M | 0.06% |
582,146
+407,546
| +233% | +$57.9M |
2025 Q4
2 quarters
|
|
389
Centuri Holdings
CTRI
$1.99B
| $78.2M | 0.06% |
2,584,448
-130,072
| -5% | -$4.2M |
2025 Q2
4 quarters
|
|
390
Monster Beverage
MNST
$89.6B
| $77.8M | 0.06% |
1,619,848
-2,101,764
| -56% | -$88.3M |
2023 Q1
13 quarters
|
|
391
Trip.com Group
TCOM
$25.2B
| $77.7M | 0.06% |
1,951,336
-539,537
| -22% | -$26.8M |
2025 Q3
3 quarters
|
|
392
Flagstar Bank National Association
FLG
$4.6B
| $77.7M | 0.06% |
5,201,230
+1,448,362
| +39% | +$20.5M |
2025 Q1
5 quarters
|
|
393
PPL Corp
PPL
$26.5B
| $77.6M | 0.06% |
2,134,231
-1,081,499
| -34% | -$40M |
2026 Q1
1 quarter
|
|
394
WIX.com
WIX
$3.14B
| $77.4M | 0.06% |
1,706,584
-108,448
| -6% | -$6.7M |
2023 Q1
13 quarters
|
|
395
NextEra Energy 7.299% Corporate Units
NEE.PRS
$2.01B
| $77.2M | 0.06% |
1,453,308
+1,289,175
| +785% | +$71.2M |
2025 Q4
2 quarters
|
|
396
Rush Street Interactive
RSI
$2.14B
| $77.1M | 0.06% |
2,592,292
+27,585
| +1% | +$727K |
2024 Q4
6 quarters
|
|
397
Avantis US Large Cap Value ETF
AVLV
$22B
| $76.5M | 0.06% |
+838,300
| New | +$73.6M |
2026 Q2
0 quarters
|
|
398
Arch Capital
ACGL
$34.6B
| $76.4M | 0.06% |
787,208
-486,483
| -38% | -$45.9M |
2023 Q2
12 quarters
|
|
399
Simmons First National
SFNC
$3.19B
| $76.4M | 0.06% |
3,371,893
+821,778
| +32% | +$17.5M |
2023 Q2
12 quarters
|
|
400
Lemonade
LMND
$3.42B
| $76.4M | 0.06% |
1,173,878
+225,324
| +24% | +$13.2M |
2024 Q4
6 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.