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 | |
|---|---|---|---|---|---|---|
1126
Glacier Bancorp
GBCI
$6.07B
| $4.58M | 0.01% |
+103,536
| New | +$4.99M |
|
1127
T. Rowe Price
TROW
$23.9B
| $4.58M | 0.01% |
49,812
-154,120
| -76% | -$16.3M |
|
1128
Kelly Services Class A
KELYA
$583M
| $4.57M | 0.01% |
346,889
+7,131
| +2% | +$97.4K |
|
1129
Westamerica Bancorp
WABC
$1.34B
| $4.56M | 0.01% |
90,163
+42,183
| +88% | +$2.15M |
|
|
GSHRU
1130
Gesher Acquisition Corp II Units
GSHRU
| $4.54M | 0.01% |
+453,124
| New | +$4.54M |
|
1131
Green Dot
GDOT
$765M
| $4.52M | 0.01% |
535,085
-124,909
| -19% | -$1.06M |
|
1132
G-III Apparel Group
GIII
$1.39B
| $4.5M | 0.01% |
164,469
+106,088
| +182% | +$3.08M |
|
1133
Carpenter Technology
CRS
$24.1B
| $4.49M | 0.01% |
24,800
| – | – |
|
1134
UGI
UGI
$8.17B
| $4.48M | 0.01% |
135,370
+14,364
| +12% | +$455K |
|
|
OACC
1135
Oaktree Acquisition Corp III Life Sciences
OACC
$264M
| $4.48M | 0.01% |
437,500
| – | – |
|
1136
AMC Global Media
AMCX
$507M
| $4.47M | 0.01% |
649,410
+79,887
| +14% | +$668K |
|
1137
Trupanion
TRUP
$1.39B
| $4.46M | 0.01% |
119,538
-75,913
| -39% | -$3.16M |
|
1138
Impinj
PI
$4.98B
| $4.44M | 0.01% |
48,905
-91,861
| -65% | -$10.3M |
|
|
DMC
1139
Del Monte Corp
DMC
$1.5B
| $4.42M | 0.01% |
143,352
+76,179
| +113% | +$2.34M |
|
1140
BrightSpring Health Services
BTSG
$11.8B
| $4.42M | 0.01% |
244,154
-73,216
| -23% | -$1.44M |
|
1141
Pampa Energía
PAM
$4.35B
| $4.41M | 0.01% |
57,126
-22,908
| -29% | -$1.9M |
|
1142
Ameris Bancorp
ABCB
$5.74B
| $4.4M | 0.01% |
+76,490
| New | +$4.77M |
|
1143
CALL
State Street Energy Select Sector SPDR ETF
XLE
$41.1B
| $4.4M | 0.01% |
+94,200
| New | +$4.25M |
|
|
1144
PUT
State Street Energy Select Sector SPDR ETF
XLE
$41.1B
| $4.4M | 0.01% |
+94,200
| New | +$4.25M |
|
|
VBTX
1145
DELISTED
Veritex Holdings
VBTX
| $4.4M | 0.01% |
176,079
+55,152
| +46% | +$1.42M |
|
1146
Cleveland-Cliffs
CLF
$6.47B
| $4.39M | 0.01% |
+534,328
| New | +$5.43M |
|
|
MFA
1147
MFA Financial
MFA
$899M
| $4.39M | 0.01% |
427,405
+22,626
| +6% | +$237K |
|
1148
Mueller Industries
MLI
$14.3B
| $4.38M | 0.01% |
+115,060
| New | +$4.59M |
|
|
CGAU
1149
Centerra Gold
CGAU
$4.56B
| $4.38M | 0.01% |
689,724
-66,879
| -9% | -$409K |
|
|
GOGL
1150
DELISTED
Golden Ocean Group
GOGL
| $4.37M | 0.01% |
548,239
-821,587
| -60% | -$7.3M |
|
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.