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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 | |
|---|---|---|---|---|---|---|
3801
Castellum
CTM
$57.6M
| $68.1K | ﹤0.01% |
75,384
-2,181
| -3% | -$2.33K |
|
|
KAPA
3802
Kairos Pharma
KAPA
$5.45M
| $66.7K | ﹤0.01% |
94,008
+48,219
| +105% | +$45.1K |
|
|
IPM
3803
Intelligent Protection Management Corp
IPM
$16.7M
| $66.5K | ﹤0.01% |
+38,677
| New | +$73.8K |
|
3804
IN8bio
INAB
$11.7M
| $66K | ﹤0.01% |
28,214
-21,239
| -43% | -$40.4K |
|
3805
E-Power Inc
EPOW
$16.9M
| $66K | ﹤0.01% |
+67,304
| New | +$76.4K |
|
3806
Alta Equipment Group
ALTG
$210M
| $65.1K | ﹤0.01% |
14,148
-10,052
| -42% | -$55.2K |
|
3807
Palisade Bio
PALI
$356M
| $65K | ﹤0.01% |
+27,640
| New | +$53.1K |
|
3808
AquaBounty Technologies
AQB
$6.74M
| $64.9K | ﹤0.01% |
69,789
+32,224
| +86% | +$40.6K |
|
3809
Codexis
CDXS
$188M
| $64.9K | ﹤0.01% |
39,804
+17,059
| +75% | +$34.8K |
|
3810
Sera Prognostics
SERA
$84.8M
| $64.8K | ﹤0.01% |
21,964
-9,772
| -31% | -$31.5K |
|
3811
Cognition Therapeutics
CGTX
$93.7M
| $64.4K | ﹤0.01% |
47,729
-49,262
| -51% | -$80K |
|
3812
Dare Bioscience
DARE
$15.5M
| $63.8K | ﹤0.01% |
+33,036
| New | +$65.9K |
|
|
ARAI
3813
Arrive AI Inc
ARAI
$12.5M
| $63.7K | ﹤0.01% |
24,227
-5,000
| -17% | -$20.9K |
|
3814
SIGA Technologies
SIGA
$213M
| $63.5K | ﹤0.01% |
+10,400
| New | +$74K |
|
3815
Westrock Coffee
WEST
$837M
| $63.1K | ﹤0.01% |
15,494
-500
| -3% | -$2.19K |
|
3816
Pasithea Therapeutics
KTTA
$18M
| $62.9K | ﹤0.01% |
48,773
+13,013
| +36% | +$11.4K |
|
3817
Bionano Genomics
BNGO
$14.1M
| $62K | ﹤0.01% |
+40,513
| New | +$70.1K |
|
3818
Cineverse
CNVS
$59.7M
| $61.7K | ﹤0.01% |
29,245
-131,386
| -82% | -$356K |
|
|
ORIO
3819
Orion Digital Corp
ORIO
$20.1M
| $60.6K | ﹤0.01% |
56,633
-64,746
| -53% | -$92.1K |
|
3820
Alaunos Therapeutics
TCRT
$4.5M
| $60K | ﹤0.01% |
+18,588
| New | +$60.1K |
|
|
FGNX
3821
FG Nexus Inc
FGNX
$37.4M
| $59.9K | ﹤0.01% |
+4,356
| New | +$76.4K |
|
|
NMAD
3822
Nomad Power Solutions
NMAD
$79M
| $59.6K | ﹤0.01% |
+15,174
| New | +$65.6K |
|
3823
Interlink Electronics
LINK
$82.7M
| $59.1K | ﹤0.01% |
+15,242
| New | +$78.9K |
|
3824
authID Inc
AUID
$7.66M
| $58.7K | ﹤0.01% |
+67,076
| New | +$127K |
|
3825
Dawson Geophysical
DWSN
$103M
| $58.4K | ﹤0.01% |
37,416
+7,991
| +27% | +$15.1K |
|
Similar funds
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.