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JO
John Overdeck Two Sigma Investments
AUM
$138B
1-Year Est. Return
41.87%
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.
This Fund
S&P 500
This Quarter
Est. Return
+3.47%
1 Year Est. Return
+41.87%
3 Year Est. Return
+122.61%
5 Year Est. Return
+129.48%
10 Year Est. Return
+649.67%
AUM
$70.9B
AUM Growth
+$3.72B
(+5.5%)
Cap. Flow
+$541M
Cap. Flow
% of AUM
0.76%
Top 10 Holdings %
Top 10 Hldgs %
4.9%
Holding
4,545
New
899
Increased
1,598
Reduced
1,287
Closed
504
Top Buys
| Rank | Stock | Value |
|---|---|---|
| 1 |
State Street Technology Select Sector SPDR ETF
XLK
|
+$395M |
| 2 |
Vanguard Real Estate ETF
VNQ
|
+$321M |
| 3 |
State Street Consumer Discretionary Select Sector SPDR ETF
XLY
|
+$318M |
| 4 |
ServiceNow
NOW
|
+$272M |
| 5 |
Schwab US REIT ETF
SCHH
|
+$248M |
Top Sells
| Rank | Stock | Value |
|---|---|---|
| 1 |
State Street Financial Select Sector SPDR ETF
XLF
|
+$547M |
| 2 |
State Street Consumer Staples Select Sector SPDR ETF
XLP
|
+$447M |
| 3 |
State Street SPDR S&P 500 ETF Trust
SPY
|
+$377M |
| 4 |
iShares MSCI USA Quality Factor ETF
QUAL
|
+$299M |
| 5 |
Alphabet (Google) Class A
GOOGL
|
+$269M |
Sector Composition
| Rank | Sector | Weight |
|---|---|---|
| 1 | Technology | 15.53% |
| 2 | Financials | 13% |
| 3 | Industrials | 11.22% |
| 4 | Healthcare | 10.29% |
| 5 | Consumer Discretionary | 9.16% |
| Name | Market Value | Portfolio Weight | Shares or Principal |
Change in Stake | Capital Flow | |
|---|---|---|---|---|---|---|
3826
Destination XL Group
DXLG
$32.1M
| $58.2K | ﹤0.01% |
63,259
-73,444
| -54% | -$75.4K |
|
|
PRHI
3827
Presurance Holdings
PRHI
$27.3M
| $57K | ﹤0.01% |
+11,420
| New | +$92.4K |
|
3828
SurgePays
SURG
$4.02M
| $56.6K | ﹤0.01% |
33,871
-4,200
| -11% | -$9.36K |
|
|
SDM
3829
DELISTED
Smart Digital Group
SDM
| $56.5K | ﹤0.01% |
30,517
| – | – |
|
|
INTZ
3830
Intrusion
INTZ
$15.7M
| $55.1K | ﹤0.01% |
47,899
-1,685
| -3% | -$2.66K |
|
3831
TROOPS Inc
TROO
$221M
| $54.6K | ﹤0.01% |
+17,071
| New | +$25.9K |
|
3832
Flux Power
FLUX
$12.6M
| $54.4K | ﹤0.01% |
+42,852
| New | +$126K |
|
3833
Cyclerion Therapeutics
CYCN
$19.2M
| $52.8K | ﹤0.01% |
41,555
+28,262
| +213% | +$50.5K |
|
3834
Indonesia Energy Corp
INDO
$44.5M
| $52.3K | ﹤0.01% |
17,838
-12,054
| -40% | -$34.6K |
|
3835
MediciNova
MNOV
$72.8M
| $52.1K | ﹤0.01% |
+39,736
| New | +$54.8K |
|
|
ORBS
3836
Eightco Holdings
ORBS
$320M
| $52K | ﹤0.01% |
30,061
+18,106
| +151% | +$85K |
|
3837
Unisys
UIS
$198M
| $51.3K | ﹤0.01% |
18,571
-179,798
| -91% | -$562K |
|
3838
Solarmax Technology
SMXT
$17.2M
| $51.2K | ﹤0.01% |
5,202
-13,512
| -72% | -$154K |
|
3839
Mega Matrix
MPU
$15.2M
| $51.2K | ﹤0.01% |
56,304
+23,983
| +74% | +$26.6K |
|
|
NVNO
3840
enVVeno Medical
NVNO
$7.28M
| $51.2K | ﹤0.01% |
+4,561
| New | +$88.6K |
|
3841
Twin Vee PowerCats
VEEE
$6.03M
| $51.1K | ﹤0.01% |
794
+135
| +20% | +$10.7K |
|
|
EONR
3842
EON Resources
EONR
$24.3M
| $50.5K | ﹤0.01% |
131,356
-63,204
| -32% | -$29.7K |
|
|
ZONE
3843
CleanCore Solutions
ZONE
$33.6M
| $49.9K | ﹤0.01% |
+192,035
| New | +$161K |
|
|
ZH
3844
Zhihu
ZH
$272M
| $49.5K | ﹤0.01% |
+15,100
| New | +$60.5K |
|
3845
Ribbon Communications
RBBN
$356M
| $48.9K | ﹤0.01% |
16,984
-14,016
| -45% | -$45.2K |
|
|
RNTX
3846
Rein Therapeutics
RNTX
$67.8M
| $48.4K | ﹤0.01% |
+41,709
| New | +$57.5K |
|
3847
Citius Pharmaceuticals
CTXR
$16.2M
| $47.3K | ﹤0.01% |
60,838
+39,035
| +179% | +$48.8K |
|
3848
NRX Pharmaceuticals
NRXP
$151M
| $47.3K | ﹤0.01% |
17,436
-34,896
| -67% | -$93.7K |
|
3849
Wah Fu Education Group
WAFU
$6.35M
| $46.6K | ﹤0.01% |
+29,898
| New | +$51.5K |
|
3850
BioAtla
BCAB
$5.83M
| $46.2K | ﹤0.01% |
1,627
+813
| +100% | +$31.9K |
|
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John Overdeck's Q4 2025 Portfolio in Review
As of Q4 2025, John Overdeck held 4,545 positions worth $70.9B, up 5.5% from $67.2B the previous quarter. Its ten largest holdings account for 4.9% of the portfolio.
John Overdeck's Q4 2025 filing shows 899 new, 1,598 increased, 1,287 reduced and 504 closed positions. Its largest new stake was Vanguard Real Estate ETF: 3,573,400 shares worth $316M. The largest sale was State Street Financial Select Sector SPDR ETF, an estimated $547M.
By sector, the portfolio is most concentrated in Technology at 16% of assets, down from 16% a quarter earlier, followed by Financials and Industrials.
- John Overdeck's largest Q4 2025 buy was Vanguard Real Estate ETF: 3,573,400 shares worth $316M.
- John Overdeck added most to State Street Technology Select Sector SPDR ETF in Q4 2025, an estimated $395M increase.
- John Overdeck's biggest Q4 2025 reduction was State Street Financial Select Sector SPDR ETF, cutting an estimated $547M.
- John Overdeck fully exited State Street SPDR Dow Jones Industrial Average ETF Trust in Q4 2025, selling an estimated $240M.
- John Overdeck's ten largest holdings make up 4.9% of its $70.9B portfolio in Q4 2025.
- John Overdeck opened 899 new positions and closed 504 in Q4 2025.
- John Overdeck's portfolio value rose 5.5% quarter-over-quarter to $70.9B.
Based on Two Sigma Investments's 13F filing for Q4 2025, filed 17 Feb 2026.