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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 | |
|---|---|---|---|---|---|---|---|
1201
PUT
UnitedHealth
UNH
$376B
| $14.4M | 0.01% |
34,700
+21,700
| +167% | +$8.04M |
2025 Q4
2 quarters
|
|
1202
Tyra Biosciences
TYRA
$1.38B
| $14.4M | 0.01% |
449,808
+348,190
| +343% | +$11.5M |
2024 Q1
9 quarters
|
|
1203
PUT
Netflix
NFLX
$291B
| $14.4M | 0.01% |
201,000
-44,400
| -18% | -$3.91M |
2026 Q1
1 quarter
|
|
1204
Gold Royalty Corp
GROY
$681M
| $14.3M | 0.01% |
5,197,213
+539,707
| +12% | +$1.78M |
2023 Q1
13 quarters
|
|
1205
Newell Brands
NWL
$2.39B
| $14.3M | 0.01% |
2,334,473
+2,296,473
| +6,043% | +$9.7M |
2023 Q4
10 quarters
|
|
1206
Beacon Financial Corp
BBT
$2.33B
| $14.3M | 0.01% |
470,517
-158,188
| -25% | -$4.74M |
2022 Q2
16 quarters
|
|
1207
iShares North American Natural Resources ETF
IGE
$825M
| $14.3M | 0.01% |
+254,900
| New | +$15.4M |
2026 Q2
0 quarters
|
|
1208
PUT
ExxonMobil
XOM
$722B
| $14.3M | 0.01% |
104,700
+9,800
| +10% | +$1.47M |
2025 Q3
3 quarters
|
|
1209
Origin Bancorp
OBK
$1.61B
| $14.3M | 0.01% |
279,516
+63,379
| +29% | +$2.98M |
2024 Q1
9 quarters
|
|
1210
Acadia Realty Trust
AKR
$2.54B
| $14.3M | 0.01% |
683,537
-324,079
| -32% | -$6.93M |
2025 Q4
2 quarters
|
|
1211
DELISTED
Northfield Bancorp
NFBK
| $14.2M | 0.01% |
967,405
+396,188
| +69% | +$5.61M |
2023 Q3
11 quarters
|
|
1212
CALL
GE Aerospace
GE
$312B
| $14.2M | 0.01% |
38,100
+18,700
| +96% | +$5.85M |
2026 Q1
1 quarter
|
|
1213
Tutor Perini Cor
TPC
$4.12B
| $14.2M | 0.01% |
171,200
-256,886
| -60% | -$20.7M |
2025 Q3
3 quarters
|
|
1214
Ecopetrol
EC
$36.1B
| $14.2M | 0.01% |
996,387
-856,903
| -46% | -$12.4M |
2024 Q4
6 quarters
|
|
1215
Olema Pharmaceuticals
OLMA
$660M
| $14.2M | 0.01% |
1,131,434
-37,987
| -3% | -$509K |
2021 Q3
19 quarters
|
|
1216
Redwire
RDW
$2.09B
| $14.1M | 0.01% |
1,155,032
-1,896,011
| -62% | -$25M |
2024 Q1
9 quarters
|
|
1217
Ferrari
RACE
$70.2B
| $14.1M | 0.01% |
37,933
-207,875
| -85% | -$72.3M |
2026 Q1
1 quarter
|
|
1218
Crane NXT
CXT
$3.33B
| $14.1M | 0.01% |
275,847
-177,315
| -39% | -$7.57M |
2023 Q1
13 quarters
|
|
1219
Vertiv
VRT
$78.9B
| $14.1M | 0.01% |
42,141
-10,030
| -19% | -$3.18M |
2026 Q1
1 quarter
|
|
1220
Maravai LifeSciences
MRVI
$1.11B
| $14.1M | 0.01% |
2,255,820
+675,980
| +43% | +$2.92M |
2020 Q4
22 quarters
|
|
1221
iShares US Financial Services ETF
IYG
$2.24B
| $14.1M | 0.01% |
155,400
-31,500
| -17% | -$2.76M |
2026 Q1
1 quarter
|
|
1222
Aimco
AIV
$241M
| $14M | 0.01% |
4,728,679
+3,923,795
| +487% | +$15M |
2026 Q1
1 quarter
|
|
1223
Cenovus Energy
CVE
$60.4B
| $14M | 0.01% |
564,873
+532,389
| +1,639% | +$14.7M |
2026 Q1
1 quarter
|
|
1224
Skyward Specialty Insurance
SKWD
$2.74B
| $14M | 0.01% |
239,506
-155,661
| -39% | -$7.35M |
2023 Q1
13 quarters
|
|
|
1225
CALL
ExxonMobil
XOM
$722B
| $13.9M | 0.01% |
102,000
-4,600
| -4% | -$688K |
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.