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 | |
|---|---|---|---|---|---|---|
|
WNS
2076
DELISTED
WNS Holdings
WNS
| $1.06M | ﹤0.01% |
17,208
-44,963
| -72% | -$2.56M |
|
2077
FirstService
FSV
$6.29B
| $1.06M | ﹤0.01% |
6,370
+990
| +18% | +$173K |
|
2078
Gladstone Investment Corp
GAIN
$657M
| $1.06M | ﹤0.01% |
79,120
+17,693
| +29% | +$237K |
|
2079
Magnachip Semiconductor
MX
$119M
| $1.05M | ﹤0.01% |
306,974
-94,465
| -24% | -$398K |
|
2080
Mitek Systems
MITK
$813M
| $1.05M | ﹤0.01% |
127,344
-119,962
| -49% | -$1.17M |
|
2081
Spok Holdings
SPOK
$221M
| $1.05M | ﹤0.01% |
+63,830
| New | +$1.04M |
|
2082
Kura Oncology
KURA
$1.21B
| $1.05M | ﹤0.01% |
158,987
-7,132
| -4% | -$55.6K |
|
2083
Pulmonx
LUNG
$107M
| $1.04M | ﹤0.01% |
154,781
+126,806
| +453% | +$898K |
|
|
QVCGA
2084
DELISTED
QVC Group Inc Series A
QVCGA
| $1.04M | ﹤0.01% |
103,374
-21,129
| -17% | -$336K |
|
2085
Howmet Aerospace
HWM
$105B
| $1.04M | ﹤0.01% |
8,000
-36,489
| -82% | -$4.63M |
|
2086
Crocs
CROX
$5.89B
| $1.04M | ﹤0.01% |
+9,762
| New | +$1.01M |
|
|
PTVE
2087
DELISTED
Pactiv Evergreen Inc. Common stock
PTVE
| $1.04M | ﹤0.01% |
57,497
+25,300
| +79% | +$450K |
|
2088
Applied Industrial Technologies
AIT
$12.3B
| $1.04M | ﹤0.01% |
4,595
-81
| -2% | -$20K |
|
2089
Phinia Inc
PHIN
$2.6B
| $1.04M | ﹤0.01% |
24,401
-2,708
| -10% | -$130K |
|
2090
Monte Rosa Therapeutics
GLUE
$1.24B
| $1.04M | ﹤0.01% |
223,130
-55,655
| -20% | -$341K |
|
2091
Regional Management Corp
RM
$308M
| $1.03M | ﹤0.01% |
34,332
+4,782
| +16% | +$160K |
|
2092
SiTime
SITM
$17.9B
| $1.03M | ﹤0.01% |
6,745
-20,757
| -75% | -$3.98M |
|
2093
JPMorgan Nasdaq Equity Premium Income ETF
JEPQ
$41.3B
| $1.03M | ﹤0.01% |
19,900
-234,900
| -92% | -$13.1M |
|
2094
Hubbell
HUBB
$24.5B
| $1.03M | ﹤0.01% |
+3,109
| New | +$1.2M |
|
2095
Burlington
BURL
$19.8B
| $1.02M | ﹤0.01% |
4,299
+23
| +0.5% | +$5.96K |
|
2096
Travelzoo
TZOO
$69.6M
| $1.02M | ﹤0.01% |
74,849
+7,050
| +10% | +$127K |
|
2097
Frequency Electronics
FEIM
$655M
| $1.02M | ﹤0.01% |
64,982
-6,662
| -9% | -$110K |
|
2098
Invesco S&P 500 Equal Weight Materials ETF
RSPM
$192M
| $1.02M | ﹤0.01% |
+32,000
| New | +$1.06M |
|
2099
Archrock
AROC
$5.38B
| $1.02M | ﹤0.01% |
38,702
-133
| -0.3% | -$3.59K |
|
2100
Ameresco
AMRC
$1.17B
| $1.01M | ﹤0.01% |
83,860
+36,248
| +76% | +$657K |
|
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.