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 | |
|---|---|---|---|---|---|---|
826
AngloGold Ashanti
AU
$60.9B
| $7.92M | 0.02% |
213,430
-141,516
| -40% | -$4.35M |
|
827
Vertex
VERX
$2.22B
| $7.9M | 0.02% |
225,578
+193,144
| +595% | +$8.82M |
|
828
Mirum Pharmaceuticals
MIRM
$5.9B
| $7.89M | 0.02% |
175,126
+48,680
| +38% | +$2.29M |
|
829
Pegasystems
PEGA
$5.64B
| $7.86M | 0.02% |
226,220
+195,374
| +633% | +$8.64M |
|
830
WesBanco
WSBC
$3.91B
| $7.85M | 0.02% |
253,460
+84,088
| +50% | +$2.81M |
|
831
Rayonier
RYN
$6.31B
| $7.83M | 0.02% |
294,684
+143,660
| +95% | +$3.64M |
|
|
CIM
832
Chimera Investment
CIM
$973M
| $7.83M | 0.02% |
610,416
+95,946
| +19% | +$1.35M |
|
833
Crane Co
CR
$11.9B
| $7.83M | 0.02% |
+51,087
| New | +$8.2M |
|
|
AAM
834
DELISTED
AA Mission Acquisition Corp
AAM
| $7.82M | 0.02% |
750,000
| – | – |
|
835
Omnicell
OMCL
$1.58B
| $7.8M | 0.02% |
223,111
+81,373
| +57% | +$3.23M |
|
836
PUT
Beyond Meat
BYND
$243M
| $7.8M | 0.02% |
85,193
+39,693
| +87% | +$4.38M |
|
837
FIVE9
FIVN
$2.45B
| $7.79M | 0.02% |
286,971
-19,061
| -6% | -$699K |
|
838
The GEO Group
GEO
$4.24B
| $7.78M | 0.02% |
266,416
-111,377
| -29% | -$3.19M |
|
839
RBC Bearings
RBC
$15.7B
| $7.77M | 0.02% |
24,158
+12,200
| +102% | +$4.11M |
|
|
HIMX
840
Himax Technologies
HIMX
$2.34B
| $7.76M | 0.02% |
1,055,388
+110,437
| +12% | +$1.02M |
|
841
VanEck Morningstar Wide Moat ETF
MOAT
$12.5B
| $7.75M | 0.02% |
88,100
+64,200
| +269% | +$5.91M |
|
842
Fiverr
FVRR
$337M
| $7.72M | 0.02% |
326,201
-187,039
| -36% | -$5.44M |
|
843
Tapestry
TPR
$26.4B
| $7.72M | 0.02% |
109,690
+34,005
| +45% | +$2.57M |
|
844
IDEAYA Biosciences
IDYA
$3.86B
| $7.68M | 0.02% |
468,578
+44,804
| +11% | +$955K |
|
845
Fortis
FTS
$28.3B
| $7.66M | 0.02% |
168,098
+161,148
| +2,319% | +$7.01M |
|
846
NovoCure
NVCR
$1.95B
| $7.66M | 0.02% |
429,711
-131,409
| -23% | -$2.98M |
|
|
MLAC
847
DELISTED
Mountain Lake Acquisition Corp
MLAC
| $7.65M | 0.02% |
+761,250
| New | +$7.61M |
|
848
KB Home
KBH
$3.41B
| $7.64M | 0.02% |
131,388
-291,953
| -69% | -$18.6M |
|
849
The Greenbrier Companies
GBX
$1.43B
| $7.63M | 0.02% |
148,938
+134,771
| +951% | +$8.05M |
|
850
Invesco Mortgage Capital
IVR
$805M
| $7.62M | 0.02% |
965,544
+45,783
| +5% | +$386K |
|
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.