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 |
NVIDIA
NVDA
|
+$1.84B |
| 2 |
Alphabet (Google) Class A
GOOGL
|
+$1.38B |
| 3 |
Apple
AAPL
|
+$1.31B |
| 4 |
Amazon
AMZN
|
+$1.14B |
| 5 |
Tesla
TSLA
|
+$966M |
Top Sells
| Rank | Stock | Value |
|---|---|---|
| 1 |
Amgen
AMGN
|
+$224M |
| 2 |
VanEck Semiconductor ETF
SMH
|
+$216M |
| 3 |
Procter & Gamble
PG
|
+$215M |
| 4 |
State Street Technology Select Sector SPDR ETF
XLK
|
+$212M |
| 5 |
Eaton
ETN
|
+$197M |
Sector Composition
| Rank | Sector | Weight |
|---|---|---|
| 1 | Technology | 18.76% |
| 2 | Financials | 13.52% |
| 3 | Healthcare | 11.32% |
| 4 | Industrials | 11.3% |
| 5 | Consumer Discretionary | 10.01% |
| Name | Market Value | Portfolio Weight | Shares or Principal |
Change in Stake | Capital Flow | |
|---|---|---|---|---|---|---|
651
Cohu
COHU
$2.43B
| $33.5M | 0.03% |
1,094,431
+552,509
| +102% | +$16.2M |
|
652
MGM Resorts International
MGM
$11B
| $33.5M | 0.03% |
904,823
+522,799
| +137% | +$18.6M |
|
653
Murphy USA
MUSA
$10.4B
| $33.4M | 0.03% |
67,561
+65,320
| +2,915% | +$28M |
|
654
Cousins Properties
CUZ
$4.94B
| $33.3M | 0.03% |
1,473,452
+716,472
| +95% | +$17.4M |
|
655
Workday
WDAY
$49.2B
| $33.1M | 0.03% |
254,648
+242,295
| +1,961% | +$38.5M |
|
656
Herbalife
HLF
$1.32B
| $33.1M | 0.03% |
2,246,265
+429,332
| +24% | +$7.01M |
|
|
TPC
657
Tutor Perini Cor
TPC
$4.64B
| $33M | 0.03% |
428,086
+198,279
| +86% | +$15.2M |
|
658
InterContinental Hotels
IHG
$24B
| $32.9M | 0.03% |
246,480
+197,276
| +401% | +$27.1M |
|
659
HUB Group
HUBG
$2.46B
| $32.7M | 0.03% |
908,632
+487,726
| +116% | +$20.6M |
|
660
Hope Bancorp
HOPE
$1.78B
| $32.6M | 0.03% |
2,921,222
+1,597,470
| +121% | +$18.5M |
|
661
ScottsMiracle-Gro
SMG
$3.53B
| $32.5M | 0.03% |
534,064
+200,269
| +60% | +$13M |
|
662
GFL Environmental
GFL
$15B
| $32.4M | 0.03% |
777,442
+422,837
| +119% | +$18.1M |
|
|
EXE
663
Expand Energy Corp
EXE
$22.3B
| $32.4M | 0.03% |
294,803
-796,511
| -73% | -$85M |
|
664
Transmedics
TMDX
$3.25B
| $32.3M | 0.03% |
325,140
-110,829
| -25% | -$14.5M |
|
665
MasTec
MTZ
$20.5B
| $32.3M | 0.03% |
100,326
+4,022
| +4% | +$1.09M |
|
666
CALL
JPMorgan Chase
JPM
$947B
| $32.2M | 0.03% |
109,500
+92,500
| +544% | +$28.1M |
|
667
Nutanix
NTNX
$18B
| $32M | 0.03% |
+841,384
| New | +$35.5M |
|
668
Royal Gold
RGLD
$22.3B
| $32M | 0.03% |
125,623
+115,404
| +1,129% | +$30.6M |
|
669
Fidelity Nasdaq Composite Index ETF
ONEQ
$10.6B
| $31.9M | 0.03% |
376,200
+235,500
| +167% | +$21.2M |
|
670
Doximity
DOCS
$4.51B
| $31.9M | 0.03% |
1,370,153
+1,341,103
| +4,617% | +$41.8M |
|
671
Opendoor
OPEN
$3.33B
| $31.7M | 0.03% |
6,774,032
+2,690,538
| +66% | +$14.5M |
|
672
Brunswick
BC
$5.26B
| $31.7M | 0.03% |
435,369
+363,316
| +504% | +$29.3M |
|
673
Blue Bird Corp
BLBD
$1.87B
| $31.7M | 0.03% |
557,598
+289,065
| +108% | +$15.6M |
|
674
SLM Corp
SLM
$4.95B
| $31.6M | 0.03% |
1,477,171
+732,218
| +98% | +$17.3M |
|
675
Coca-Cola Consolidated
COKE
$12.8B
| $31.6M | 0.03% |
164,913
+57,238
| +53% | +$10M |
|
Similar funds
John Overdeck's Q1 2026 Portfolio in Review
As of Q1 2026, John Overdeck held 5,070 positions worth $124B, up 75% from $70.9B the previous quarter. Its ten largest holdings account for 9.4% of the portfolio.
John Overdeck deployed $54.2B of net new capital in Q1 2026, opening 1,038 new positions and adding to 2,050 existing holdings. Its largest new stake was Broadcom: 2,225,253 shares worth $689M.
By sector, the portfolio is most concentrated in Technology at 19% of assets, up from 16% a quarter earlier, followed by Financials and Healthcare.
On the sell side, the largest reduction was Amgen, an estimated $224M trimmed.
- John Overdeck's largest Q1 2026 buy was Broadcom: 2,225,253 shares worth $689M.
- John Overdeck added most to NVIDIA in Q1 2026, an estimated $1.84B increase.
- John Overdeck's biggest Q1 2026 reduction was Amgen, cutting an estimated $224M.
- John Overdeck fully exited First Trust Dow Jones Internet Index Fund ETF in Q1 2026, selling an estimated $82.2M.
- John Overdeck's ten largest holdings make up 9.4% of its $124B portfolio in Q1 2026.
- John Overdeck opened 1,038 new positions and closed 524 in Q1 2026.
- John Overdeck's portfolio value rose 75% quarter-over-quarter to $124B.
Based on Two Sigma Investments's 13F filing for Q1 2026, filed 15 May 2026.