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 | |
|---|---|---|---|---|---|---|
201
Meritage Homes
MTH
$4.67B
| $154M | 0.11% |
1,839,080
+438,051
| +31% | +$29.9M |
|
202
Hecla Mining
HL
$13.9B
| $154M | 0.11% |
9,979,016
+5,565,771
| +126% | +$97.8M |
|
203
Viking Therapeutics
VKTX
$3.95B
| $154M | 0.11% |
3,937,414
-494,728
| -11% | -$16M |
|
204
Camden Property Trust
CPT
$10.8B
| $152M | 0.11% |
1,324,625
+197,354
| +18% | +$21M |
|
205
Viking Holdings
VIK
$41.4B
| $151M | 0.11% |
1,446,534
-3,126,216
| -68% | -$270M |
|
|
HNGE
206
Hinge Health
HNGE
$7.14B
| $150M | 0.11% |
1,807,895
+1,424,016
| +371% | +$77.3M |
|
207
Tapestry
TPR
$26B
| $148M | 0.11% |
1,008,180
+420,401
| +72% | +$60.2M |
|
|
DOCU
208
DocuSign
DOCU
$11.8B
| $147M | 0.11% |
3,301,509
+1,531,101
| +86% | +$71.8M |
|
209
State Street
STT
$51.4B
| $146M | 0.11% |
858,446
+239,611
| +39% | +$36.9M |
|
210
Skyworks Solutions
SWKS
$10.1B
| $146M | 0.11% |
2,146,126
-1,326,877
| -38% | -$90.3M |
|
211
Essential Properties Realty Trust
EPRT
$6.67B
| $144M | 0.1% |
4,822,946
-363,042
| -7% | -$11.3M |
|
212
Cleveland-Cliffs
CLF
$6.43B
| $143M | 0.1% |
15,200,394
+1,278,398
| +9% | +$14.1M |
|
213
Hartford Financial Services
HIG
$36.9B
| $143M | 0.1% |
1,076,246
+1,039,428
| +2,823% | +$139M |
|
214
W.R. Berkley
WRB
$25.5B
| $142M | 0.1% |
2,013,358
+1,740,369
| +638% | +$117M |
|
215
Timken Company
TKR
$8.67B
| $142M | 0.1% |
975,764
-1,655
| -0.2% | -$199K |
|
216
Vertex Pharmaceuticals
VRTX
$139B
| $142M | 0.1% |
285,000
-93,146
| -25% | -$41.3M |
|
217
Las Vegas Sands
LVS
$30.5B
| $141M | 0.1% |
3,054,162
-1,117,699
| -27% | -$58M |
|
218
monday.com
MNDY
$3.84B
| $139M | 0.1% |
1,914,280
-77,410
| -4% | -$5.67M |
|
219
HDFC Bank
HDB
$121B
| $138M | 0.1% |
5,359,127
+1,208,588
| +29% | +$30.3M |
|
220
HP
HPQ
$27.2B
| $138M | 0.1% |
6,303,159
+4,211,053
| +201% | +$93.2M |
|
221
Revolution Medicines
RVMD
$44.9B
| $138M | 0.1% |
737,697
-821,110
| -53% | -$120M |
|
222
Edwards Lifesciences
EW
$51.8B
| $138M | 0.1% |
1,521,899
+470,364
| +45% | +$39.4M |
|
223
B2Gold
BTG
$7.29B
| $136M | 0.1% |
36,461,952
-6,601,948
| -15% | -$30.3M |
|
224
BlackBerry
BB
$4.71B
| $136M | 0.1% |
10,733,152
+10,384,331
| +2,977% | +$72.5M |
|
225
TG Therapeutics
TGTX
$8.31B
| $136M | 0.1% |
2,468,971
+926,659
| +60% | +$37.9M |
|
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.