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 |
State Street SPDR S&P 500 ETF Trust
SPY
|
+$510M |
| 2 |
Broadcom
AVGO
|
+$318M |
| 3 |
Marvell Technology
MRVL
|
+$290M |
| 4 |
Salesforce
CRM
|
+$263M |
| 5 |
Advanced Micro Devices
AMD
|
+$250M |
Top Sells
| Rank | Stock | Value |
|---|---|---|
| 1 |
Eli Lilly
LLY
|
+$255M |
| 2 |
Progressive
PGR
|
+$244M |
| 3 |
Visa
V
|
+$238M |
| 4 |
Lam Research
LRCX
|
+$201M |
| 5 |
Elevance Health
ELV
|
+$190M |
Sector Composition
| Rank | Sector | Weight |
|---|---|---|
| 1 | Technology | 17.88% |
| 2 | Healthcare | 13.28% |
| 3 | Financials | 10.32% |
| 4 | Industrials | 9.79% |
| 5 | Consumer Discretionary | 8.58% |
| Name | Market Value | Portfolio Weight | Shares or Principal |
Change in Stake | Capital Flow | |
|---|---|---|---|---|---|---|
451
Corcept Therapeutics
CORT
$13.2B
| $20.6M | 0.04% |
180,149
-22,379
| -11% | -$1.36M |
|
452
Qiagen
QGEN
$9.1B
| $20.5M | 0.04% |
511,153
-403,119
| -44% | -$17M |
|
453
State Street
STT
$51.4B
| $20.5M | 0.04% |
228,832
+177,637
| +347% | +$17M |
|
454
SolarEdge
SEDG
$1.9B
| $20.2M | 0.04% |
1,251,051
-3,346
| -0.3% | -$52K |
|
455
Southern Copper
SCCO
$182B
| $20M | 0.04% |
226,509
-102,358
| -31% | -$9.08M |
|
456
PUT
Charter Communications
CHTR
$17.9B
| $19.9M | 0.04% |
54,100
| – | – |
|
457
Philip Morris
PM
$293B
| $19.9M | 0.04% |
125,375
-268,530
| -68% | -$38M |
|
458
TransUnion
TRU
$16.2B
| $19.9M | 0.04% |
+239,382
| New | +$21.9M |
|
459
Cellebrite
CLBT
$2.77B
| $19.8M | 0.04% |
1,021,272
-328,387
| -24% | -$6.91M |
|
|
VNET
460
VNET Group
VNET
$1.91B
| $19.8M | 0.04% |
2,419,128
+1,804,998
| +294% | +$16.5M |
|
461
Service Corp International
SCI
$11.4B
| $19.8M | 0.04% |
+247,279
| New | +$19.5M |
|
|
CMA
462
DELISTED
Comerica
CMA
| $19.8M | 0.04% |
335,260
-720,533
| -68% | -$45.3M |
|
463
Asana
ASAN
$2.21B
| $19.8M | 0.04% |
1,357,111
-47,977
| -3% | -$910K |
|
464
Olin
OLN
$2.1B
| $19.7M | 0.04% |
814,355
+363,335
| +81% | +$10.2M |
|
465
Installed Building Products
IBP
$6.56B
| $19.7M | 0.04% |
114,843
+49,708
| +76% | +$8.97M |
|
466
PUT
Strategy Inc
MSTR
$47.4B
| $19.7M | 0.04% |
68,200
-77,800
| -53% | -$24.7M |
|
467
Robert Half
RHI
$4.58B
| $19.5M | 0.04% |
358,270
+346,110
| +2,846% | +$21.1M |
|
468
Teladoc Health
TDOC
$1.16B
| $19.5M | 0.04% |
2,454,695
+436,187
| +22% | +$4.41M |
|
469
Reddit
RDDT
$29.5B
| $19.5M | 0.04% |
+186,222
| New | +$30.8M |
|
470
Portland General Electric
POR
$5.83B
| $19.5M | 0.04% |
437,993
+60,276
| +16% | +$2.58M |
|
471
Camtek
CAMT
$6.85B
| $19.5M | 0.04% |
332,657
-176,918
| -35% | -$14.2M |
|
472
IonQ
IONQ
$18.2B
| $19.5M | 0.04% |
882,204
+406,187
| +85% | +$13.2M |
|
473
PennantPark Floating Rate Capital
PFLT
$731M
| $19.5M | 0.04% |
1,739,847
+633,719
| +57% | +$7.07M |
|
474
CALL
State Street Financial Select Sector SPDR ETF
XLF
$56B
| $19.4M | 0.04% |
+389,700
| New | +$19.5M |
|
475
TKO Group
TKO
$14.1B
| $19.4M | 0.04% |
126,989
-239,878
| -65% | -$36.6M |
|
Similar funds
John Overdeck's Q1 2025 Portfolio in Review
As of Q1 2025, John Overdeck held 3,617 positions worth $46.8B, up 2% from $45.9B the previous quarter. Its ten largest holdings account for 8.1% of the portfolio.
John Overdeck deployed $2.08B of net new capital in Q1 2025, opening 458 new positions and adding to 1,225 existing holdings. Its largest new stake was Advanced Micro Devices: 2,246,952 shares worth $231M.
By sector, the portfolio is most concentrated in Technology at 18% of assets, up from 16% a quarter earlier, followed by Healthcare and Financials.
On the sell side, the largest reduction was Eli Lilly, an estimated $255M trimmed.
- John Overdeck's largest Q1 2025 buy was Advanced Micro Devices: 2,246,952 shares worth $231M.
- John Overdeck added most to State Street SPDR S&P 500 ETF Trust in Q1 2025, an estimated $510M increase.
- John Overdeck's biggest Q1 2025 reduction was Eli Lilly, cutting an estimated $255M.
- John Overdeck fully exited Coinbase in Q1 2025, selling an estimated $45M.
- John Overdeck's ten largest holdings make up 8.1% of its $46.8B portfolio in Q1 2025.
- John Overdeck opened 458 new positions and closed 452 in Q1 2025.
- John Overdeck's portfolio value rose 2% quarter-over-quarter to $46.8B.
Based on Two Sigma Investments's 13F filing for Q1 2025, filed 15 May 2025.