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 | |
|---|---|---|---|---|---|---|
|
JHG
576
DELISTED
Janus Henderson
JHG
| $45.7M | 0.03% |
880,490
+619,896
| +238% | +$32M |
|
577
NIO
NIO
$11.6B
| $45.7M | 0.03% |
9,031,336
-4,299,526
| -32% | -$25M |
|
578
Reynolds Consumer Products
REYN
$5.37B
| $45.6M | 0.03% |
1,696,997
+793,110
| +88% | +$17.7M |
|
579
Harley-Davidson
HOG
$2.93B
| $45.5M | 0.03% |
1,858,544
-1,183,906
| -39% | -$28.4M |
|
580
Descartes Systems
DSGX
$6.7B
| $45.4M | 0.03% |
655,859
-476,800
| -42% | -$34M |
|
581
Wynn Resorts
WYNN
$10.3B
| $45.1M | 0.03% |
464,860
+29,788
| +7% | +$3.07M |
|
582
Rubrik
RBRK
$20.6B
| $45M | 0.03% |
561,015
-1,752,229
| -76% | -$110M |
|
583
Alpha and Omega Semiconductor
AOSL
$798M
| $45M | 0.03% |
951,576
+398,565
| +72% | +$16M |
|
584
State Street Materials Select Sector SPDR ETF
XLB
$8.87B
| $45M | 0.03% |
+885,247
| New | +$45.4M |
|
585
Qualcomm
QCOM
$169B
| $45M | 0.03% |
243,329
+213,889
| +727% | +$40M |
|
586
Genpact
G
$6.24B
| $44.9M | 0.03% |
1,632,071
+1,520,856
| +1,367% | +$50M |
|
587
Hope Bancorp
HOPE
$1.78B
| $44.9M | 0.03% |
3,278,584
+357,362
| +12% | +$4.48M |
|
588
Cheniere Energy
LNG
$57.3B
| $44.6M | 0.03% |
186,447
-1,200,514
| -87% | -$299M |
|
589
Becton Dickinson
BDX
$52.3B
| $44.5M | 0.03% |
293,839
+257,280
| +704% | +$38.5M |
|
590
Fortuna Silver Mines
FSM
$3.57B
| $44.3M | 0.03% |
5,241,620
-226,751
| -4% | -$2.2M |
|
591
Polaris
PII
$3.66B
| $44.2M | 0.03% |
646,151
-22,182
| -3% | -$1.43M |
|
592
Willis Lease Finance
WLFC
$1.15B
| $44M | 0.03% |
577,038
+78,105
| +16% | +$5.1M |
|
|
RAL
593
Ralliant Corp
RAL
$7.04B
| $44M | 0.03% |
597,415
+282,273
| +90% | +$15.7M |
|
594
Dick's Sporting Goods
DKS
$16.4B
| $44M | 0.03% |
+193,806
| New | +$42.8M |
|
595
DHT Holdings
DHT
$3.2B
| $43.9M | 0.03% |
2,656,192
+1,643,345
| +162% | +$29.4M |
|
596
Golar LNG
GLNG
$5.31B
| $43.9M | 0.03% |
880,807
+80,634
| +10% | +$4.26M |
|
597
Fidelity Enhanced Large Cap Core ETF
FELC
$8.45B
| $43.8M | 0.03% |
1,045,600
+406,700
| +64% | +$16.5M |
|
598
Live Nation Entertainment
LYV
$42.4B
| $43.5M | 0.03% |
237,351
+218,551
| +1,163% | +$35.9M |
|
599
Amplify Junior Silver Miners ETF
SILJ
$4.22B
| $43.4M | 0.03% |
1,675,300
+416,600
| +33% | +$12.3M |
|
600
Shell
SHEL
$257B
| $43.4M | 0.03% |
560,008
+264,308
| +89% | +$22.8M |
|
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.