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 | |
|---|---|---|---|---|---|---|
1651
Casey's General Stores
CASY
$30.5B
| $2.06M | ﹤0.01% |
4,752
-215
| -4% | -$88.1K |
|
1652
Invesco S&P 500 Equal Weight Utilities ETF
RSPU
$528M
| $2.06M | ﹤0.01% |
+29,600
| New | +$2.01M |
|
1653
NIO
NIO
$11.2B
| $2.06M | ﹤0.01% |
540,800
| – | – |
|
|
GSRT
1654
DELISTED
GSR III Acquisition Corp
GSRT
| $2.06M | ﹤0.01% |
205,833
| – | – |
|
1655
Select Water Solutions
WTTR
$2.45B
| $2.06M | ﹤0.01% |
196,015
+165,319
| +539% | +$2.01M |
|
1656
Henry Schein
HSIC
$9.99B
| $2.06M | ﹤0.01% |
30,038
-671
| -2% | -$49.5K |
|
1657
TriCo Bancshares
TCBK
$1.72B
| $2.05M | ﹤0.01% |
51,369
+13,624
| +36% | +$582K |
|
1658
Aaon
AAON
$6.28B
| $2.05M | ﹤0.01% |
+26,270
| New | +$2.71M |
|
1659
Burke & Herbert Financial Services Corp
BHRB
$1.45B
| $2.05M | ﹤0.01% |
36,516
+28,809
| +374% | +$1.76M |
|
1660
Cathay General Bancorp
CATY
$4.13B
| $2.05M | ﹤0.01% |
47,550
+26,239
| +123% | +$1.2M |
|
1661
Cummins
CMI
$78.8B
| $2.05M | ﹤0.01% |
6,526
-761
| -10% | -$268K |
|
|
GOLD
1662
Gold.com Inc
GOLD
$1.36B
| $2.04M | ﹤0.01% |
80,546
-5,195
| -6% | -$144K |
|
1663
Community Bank
CBU
$3.31B
| $2.04M | ﹤0.01% |
+35,848
| New | +$2.22M |
|
1664
Pennant Group
PNTG
$1.34B
| $2.04M | ﹤0.01% |
80,916
-73,902
| -48% | -$1.89M |
|
1665
Oppenheimer Holdings
OPY
$1.24B
| $2.03M | ﹤0.01% |
34,059
-8,918
| -21% | -$577K |
|
|
TDAY
1666
USA Today Co
TDAY
$953M
| $2.03M | ﹤0.01% |
702,238
-103,261
| -13% | -$432K |
|
1667
Pebblebrook Hotel Trust
PEB
$2.07B
| $2.03M | ﹤0.01% |
200,303
-270,464
| -57% | -$3.31M |
|
1668
PC Connection
CNXN
$2B
| $2.03M | ﹤0.01% |
32,489
+28,821
| +786% | +$1.91M |
|
1669
NWPX Infrastructure Inc
NWPX
$1.07B
| $2.02M | ﹤0.01% |
48,986
+13,689
| +39% | +$636K |
|
1670
VanEck Mortgage REIT Income ETF
MORT
$370M
| $2.02M | ﹤0.01% |
181,049
+165,000
| +1,028% | +$1.85M |
|
1671
Zai Lab
ZLAB
$2.94B
| $2.02M | ﹤0.01% |
55,843
+26,086
| +88% | +$802K |
|
1672
Vanguard S&P Small-Cap 600 ETF
VIOO
$4.26B
| $2.02M | ﹤0.01% |
+20,900
| New | +$2.17M |
|
1673
Commerce Bancshares
CBSH
$8.35B
| $2.01M | ﹤0.01% |
33,991
-8,388
| -20% | -$511K |
|
1674
Iris Energy
IREN
$15.1B
| $2.01M | ﹤0.01% |
330,311
-1,272,331
| -79% | -$12.4M |
|
1675
Artesian Resources
ARTNA
$370M
| $2M | ﹤0.01% |
61,368
+29,375
| +92% | +$921K |
|
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.