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 | |
|---|---|---|---|---|---|---|
2601
ALX Oncology
ALXO
$279M
| $338K | ﹤0.01% |
542,655
-161,476
| -23% | -$194K |
|
2602
Schwab US Broad Market ETF
SCHB
$44.5B
| $338K | ﹤0.01% |
15,700
-379,400
| -96% | -$8.63M |
|
|
GRSD
2603
Grandstand Ltd
GRSD
$70.1M
| $336K | ﹤0.01% |
+26,639
| New | +$375K |
|
|
NSA
2604
DELISTED
National Storage Affiliates Trust
NSA
| $335K | ﹤0.01% |
+8,500
| New | +$320K |
|
|
API
2605
Agora
API
$348M
| $335K | ﹤0.01% |
83,279
+24,648
| +42% | +$129K |
|
|
CNL
2606
Collective Mining Ltd
CNL
$1.52B
| $335K | ﹤0.01% |
+38,495
| New | +$242K |
|
|
SEM
2607
DELISTED
Select Medical
SEM
| $335K | ﹤0.01% |
+20,030
| New | +$369K |
|
2608
TrueShares Technology AI & Deep Learning ETF
LRNZ
$39.8M
| $333K | ﹤0.01% |
+9,681
| New | +$387K |
|
2609
Rogers Communications
RCI
$19.7B
| $332K | ﹤0.01% |
+12,410
| New | +$350K |
|
2610
SES AI
SES
$201M
| $331K | ﹤0.01% |
635,103
+122,093
| +24% | +$112K |
|
2611
Resideo Technologies
REZI
$2.98B
| $330K | ﹤0.01% |
18,660
-1,825
| -9% | -$37.5K |
|
2612
Indivior Pharmaceuticals
INDV
$4.25B
| $329K | ﹤0.01% |
34,477
-76,403
| -69% | -$803K |
|
2613
Euroseas
ESEA
$547M
| $328K | ﹤0.01% |
10,696
-3,603
| -25% | -$100K |
|
2614
LifeVantage
LFVN
$85.5M
| $327K | ﹤0.01% |
+22,408
| New | +$423K |
|
2615
Bioventus
BVS
$958M
| $325K | ﹤0.01% |
35,572
+12
| +0% | +$120 |
|
2616
Motorcar Parts of America
MPAA
$222M
| $323K | ﹤0.01% |
34,052
+14,887
| +78% | +$130K |
|
2617
Independence Realty Trust
IRT
$3.96B
| $323K | ﹤0.01% |
+15,234
| New | +$307K |
|
2618
PennyMac Financial
PFSI
$3.84B
| $321K | ﹤0.01% |
3,210
+10
| +0.3% | +$1.03K |
|
2619
Comtech Telecommunications
CMTL
$52.7M
| $320K | ﹤0.01% |
200,056
-92,871
| -32% | -$213K |
|
2620
Huntington Ingalls Industries
HII
$11.4B
| $320K | ﹤0.01% |
+1,567
| New | +$297K |
|
|
RERE
2621
ATRenew
RERE
$877M
| $319K | ﹤0.01% |
108,516
| – | – |
|
2622
Aldeyra Therapeutics
ALDX
$91.1M
| $318K | ﹤0.01% |
55,327
-76,083
| -58% | -$450K |
|
2623
Quantum Computing Inc
QUBT
$1.95B
| $318K | ﹤0.01% |
39,704
| – | – |
|
2624
1stdibs.com
DIBS
$152M
| $318K | ﹤0.01% |
104,484
-9,262
| -8% | -$33.2K |
|
|
TMQ
2625
Trilogy Metals
TMQ
$658M
| $318K | ﹤0.01% |
204,839
-153,773
| -43% | -$212K |
|
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.