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 | |
|---|---|---|---|---|---|---|
2051
Amprius Technologies
AMPX
$1.49B
| $1.1M | ﹤0.01% |
411,478
-31,833
| -7% | -$93.9K |
|
2052
Invesco International Dividend Achievers ETF
PID
$921M
| $1.1M | ﹤0.01% |
+57,808
| New | +$1.1M |
|
2053
Principal Exchange-Traded Funds Principal US Mega-Cap ETF
USMC
$5.08B
| $1.1M | ﹤0.01% |
19,400
-2,300
| -11% | -$138K |
|
|
OSG
2054
Octave Specialty Group
OSG
$203M
| $1.1M | ﹤0.01% |
125,663
-6,632
| -5% | -$69.8K |
|
2055
Carter Bankshares
CARE
$727M
| $1.1M | ﹤0.01% |
67,810
+5,325
| +9% | +$91.3K |
|
2056
Citi Trends
CTRN
$581M
| $1.1M | ﹤0.01% |
49,535
-31,844
| -39% | -$787K |
|
2057
RCM Technologies
RCMT
$299M
| $1.09M | ﹤0.01% |
70,104
+11,876
| +20% | +$222K |
|
2058
KNOT Offshore Partners
KNOP
$369M
| $1.08M | ﹤0.01% |
155,007
-34,454
| -18% | -$199K |
|
|
BCIC
2059
BCP Investment Corp
BCIC
$95.7M
| $1.08M | ﹤0.01% |
75,369
-30,796
| -29% | -$508K |
|
|
DADA
2060
DELISTED
Dada Nexus
DADA
| $1.08M | ﹤0.01% |
584,023
+152,657
| +35% | +$263K |
|
2061
Aquestive Therapeutics
AQST
$638M
| $1.08M | ﹤0.01% |
372,063
+196,111
| +111% | +$594K |
|
2062
Accel Entertainment
ACEL
$966M
| $1.08M | ﹤0.01% |
108,735
-51,359
| -32% | -$559K |
|
2063
Riley Exploration Permian
REPX
$828M
| $1.08M | ﹤0.01% |
36,941
-15,481
| -30% | -$498K |
|
|
CMRX
2064
DELISTED
Chimerix, Inc.
CMRX
| $1.08M | ﹤0.01% |
126,511
+25,355
| +25% | +$140K |
|
2065
PUT
Wolfspeed
WOLF
$1.31B
| $1.07M | ﹤0.01% |
350,000
-330,000
| -49% | -$1.93M |
|
2066
Forum Energy Technologies
FET
$861M
| $1.07M | ﹤0.01% |
53,246
+15,753
| +42% | +$291K |
|
2067
Eton Pharmaceutcials
ETON
$1.8B
| $1.07M | ﹤0.01% |
82,355
-30,103
| -27% | -$455K |
|
2068
Utz Brands
UTZ
$1.26B
| $1.07M | ﹤0.01% |
75,893
+43,209
| +132% | +$594K |
|
2069
CPI Card Group
PMTS
$334M
| $1.07M | ﹤0.01% |
36,611
-1,069
| -3% | -$31.8K |
|
2070
Capital Bancorp
CBNK
$592M
| $1.07M | ﹤0.01% |
+37,680
| New | +$1.11M |
|
2071
Similarweb
SMWB
$788M
| $1.07M | ﹤0.01% |
129,063
-126,309
| -49% | -$1.56M |
|
2072
Opus Small Cap Value ETF
OSCV
$690M
| $1.07M | ﹤0.01% |
+30,600
| New | +$1.11M |
|
|
GDEN
2073
DELISTED
Golden Entertainment
GDEN
| $1.07M | ﹤0.01% |
40,357
+13,757
| +52% | +$423K |
|
2074
Avantor
AVTR
$9.75B
| $1.06M | ﹤0.01% |
65,612
+49,310
| +302% | +$934K |
|
2075
Inspire Small/Mid Cap Impact ETF
ISMD
$340M
| $1.06M | ﹤0.01% |
31,100
+14,700
| +90% | +$541K |
|
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.