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 | |
|---|---|---|---|---|---|---|
2126
Nektar Therapeutics
NKTR
$2.56B
| $976K | ﹤0.01% |
95,673
-6,817
| -7% | -$89.1K |
|
2127
Ardagh Metal Packaging
AMBP
$3.16B
| $973K | ﹤0.01% |
322,047
+63,264
| +24% | +$178K |
|
2128
HealthEquity
HQY
$8.81B
| $972K | ﹤0.01% |
11,000
-2,822
| -20% | -$289K |
|
2129
Cricut
CRCT
$1.23B
| $971K | ﹤0.01% |
188,610
-52,846
| -22% | -$295K |
|
2130
Telus
TU
$15.5B
| $970K | ﹤0.01% |
+67,630
| New | +$992K |
|
2131
Bank of Marin Bancorp
BMRC
$435M
| $969K | ﹤0.01% |
43,887
-2,747
| -6% | -$65.2K |
|
2132
Stepan Co
SCL
$1.41B
| $968K | ﹤0.01% |
17,593
+2,243
| +15% | +$137K |
|
2133
Oil-Dri
ODC
$1.33B
| $966K | ﹤0.01% |
21,039
+9,125
| +77% | +$403K |
|
|
GLDD
2134
DELISTED
Great Lakes Dredge & Dock
GLDD
| $966K | ﹤0.01% |
110,986
+16,497
| +17% | +$165K |
|
2135
Interface
TILE
$2.25B
| $962K | ﹤0.01% |
48,469
+35,849
| +284% | +$782K |
|
2136
Jack in the Box
JACK
$320M
| $959K | ﹤0.01% |
35,262
+30,347
| +617% | +$1.12M |
|
2137
Acadia Realty Trust
AKR
$2.92B
| $957K | ﹤0.01% |
45,687
-15,803
| -26% | -$358K |
|
2138
Northern Trust US Quality Low Volatility ETF
QLV
$168M
| $956K | ﹤0.01% |
14,500
+1,000
| +7% | +$66.2K |
|
|
ONIT
2139
Onity Group
ONIT
$294M
| $955K | ﹤0.01% |
29,547
+7,997
| +37% | +$265K |
|
2140
Unifirst Corp
UNF
$5.21B
| $955K | ﹤0.01% |
5,488
-3,021
| -36% | -$631K |
|
2141
ASP Isotopes
ASPI
$613M
| $952K | ﹤0.01% |
203,067
-234,118
| -54% | -$1.17M |
|
|
DAY
2142
DELISTED
Dayforce
DAY
| $951K | ﹤0.01% |
16,300
-4,500
| -22% | -$290K |
|
2143
Stoneridge
SRI
$205M
| $948K | ﹤0.01% |
206,600
+95,260
| +86% | +$484K |
|
2144
Woori Financial
WF
$17.2B
| $945K | ﹤0.01% |
28,325
+10,858
| +62% | +$363K |
|
2145
Post Holdings
POST
$3.67B
| $943K | ﹤0.01% |
8,101
-2,496
| -24% | -$277K |
|
2146
ANI Pharmaceuticals
ANIP
$1.74B
| $943K | ﹤0.01% |
+14,079
| New | +$841K |
|
2147
Quad
QUAD
$526M
| $941K | ﹤0.01% |
172,667
+24,197
| +16% | +$154K |
|
2148
Civeo
CVEO
$346M
| $940K | ﹤0.01% |
40,865
-12,161
| -23% | -$284K |
|
2149
VictoryShares US Multi-Factor Minimum Volatility ETF
VSMV
$158M
| $935K | ﹤0.01% |
19,300
| – | – |
|
2150
First Trust Mid Cap Value AlphaDEX Fund
FNK
$232M
| $933K | ﹤0.01% |
+18,500
| New | +$980K |
|
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.