John Overdeck Two Sigma Investments
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.
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 |
SNDK
Sandisk
SNDK
|
+$744M |
| 5 |
Dell
DELL
|
+$688M |
Sector Composition
| Rank | Sector | Weight |
|---|---|---|
| 1 | Technology | 19.71% |
| 2 | Financials | 15.22% |
| 3 | Healthcare | 11.94% |
| 4 | Industrials | 11.55% |
| 5 | Consumer Discretionary | 9.6% |
| Name | Market Value | Portfolio Weight | Shares or Principal |
Change in Stake | Capital Flow | |
|---|---|---|---|---|---|---|
3901
CALL
Weyerhaeuser
WY
$17.6B
| $637K | ﹤0.01% |
26,600
+3,800
| +17% | +$92.3K |
|
3902
LCI Industries
LCII
$2.48B
| $635K | ﹤0.01% |
6,000
-400
| -6% | -$44K |
|
|
MEGI
3903
MainStay CBRE Global Infrastructure Megatrends Term Fund
MEGI
$784M
| $635K | ﹤0.01% |
41,790
-68,726
| -62% | -$1.04M |
|
3904
CALL
Floor & Decor
FND
$5.78B
| $635K | ﹤0.01% |
10,700
-4,300
| -29% | -$218K |
|
3905
TaskUs
TASK
$733M
| $635K | ﹤0.01% |
135,585
+99,359
| +274% | +$603K |
|
3906
Sagimet Biosciences
SGMT
$637M
| $633K | ﹤0.01% |
81,902
+41,770
| +104% | +$284K |
|
3907
CALL
Sea Limited
SE
$72B
| $632K | ﹤0.01% |
6,600
+2,600
| +65% | +$229K |
|
3908
Q32 Bio
QTTB
$475M
| $632K | ﹤0.01% |
49,582
+7,236
| +17% | +$60.5K |
|
3909
CALL
Scorpio Tankers
STNG
$3.93B
| $630K | ﹤0.01% |
+9,100
| New | +$712K |
|
3910
Invesco S&P MidCap 400 Pure Value ETF
RFV
$340M
| $629K | ﹤0.01% |
+4,400
| New | +$613K |
|
3911
Advanced Drainage Systems
WMS
$10.8B
| $628K | ﹤0.01% |
4,000
+187
| +5% | +$26.7K |
|
3912
CALL
Rubrik
RBRK
$20.6B
| $626K | ﹤0.01% |
7,800
+2,800
| +56% | +$176K |
|
3913
PUT
Newmont
NEM
$139B
| $626K | ﹤0.01% |
6,700
-4,300
| -39% | -$468K |
|
|
AARD
3914
Aardvark Therapeutics
AARD
$149M
| $624K | ﹤0.01% |
108,377
-54,978
| -34% | -$257K |
|
3915
iShares Core S&P Total US Stock Market ETF
ITOT
$96.9B
| $624K | ﹤0.01% |
3,800
| – | – |
|
3916
PUT
Yum! Brands
YUM
$41.8B
| $623K | ﹤0.01% |
3,900
+1,200
| +44% | +$186K |
|
3917
iShares MSCI Emerging Markets ETF
EEM
$30.7B
| $622K | ﹤0.01% |
+9,085
| New | +$593K |
|
3918
Smith & Nephew
SNN
$12.2B
| $621K | ﹤0.01% |
+21,562
| New | +$670K |
|
3919
PUT
Synaptics
SYNA
$3.82B
| $621K | ﹤0.01% |
+5,000
| New | +$564K |
|
3920
MetroCity Bankshares
MCBS
$1.02B
| $617K | ﹤0.01% |
17,205
-27,260
| -61% | -$888K |
|
3921
Equity Bancshares
EQBK
$1.03B
| $616K | ﹤0.01% |
12,568
-11,285
| -47% | -$521K |
|
|
CHMI
3922
Cherry Hill Mortgage Investment Corp
CHMI
$109M
| $615K | ﹤0.01% |
264,978
-8,914
| -3% | -$22.3K |
|
|
DMC
3923
Del Monte Corp
DMC
$1.48B
| $614K | ﹤0.01% |
22,000
-900
| -4% | -$31.6K |
|
3924
Paysafe
PSFE
$359M
| $613K | ﹤0.01% |
81,997
+21,419
| +35% | +$168K |
|
3925
Metagenomi Therapeutics
MGX
$46.5M
| $611K | ﹤0.01% |
513,701
+16,934
| +3% | +$22.7K |
|
Similar funds
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 $4.38B 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 Healthcare.
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.