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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
Cap. Flow
+$541M
Cap. Flow %
0.76%
Top 10 Hldgs %
4.9%
Holding
4,545
New
899
Increased
1,598
Reduced
1,287
Closed
504

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
MRCY icon
1001
Mercury Systems
MRCY
$5.28B
$11M 0.02%
150,177
+77,142
+106% +$5.74M
EWJ icon
1002
iShares MSCI Japan ETF
EWJ
$22.6B
$10.9M 0.02%
135,400
-19,000
-12% -$1.56M
TRMK icon
1003
Trustmark
TRMK
$2.68B
$10.9M 0.02%
279,393
+96,959
+53% +$3.77M
HL icon
1004
Hecla Mining
HL
$14.1B
$10.8M 0.02%
565,335
+50,268
+10% +$768K
WFC icon
1005
CALL
Wells Fargo
WFC
$256B
$10.8M 0.02%
116,000
+110,000
+1,833% +$9.55M
SBLK icon
1006
Star Bulk Carriers
SBLK
$3.47B
$10.8M 0.02%
+562,400
New +$10.5M
FIVN icon
1007
FIVE9
FIVN
$2.41B
$10.8M 0.02%
538,919
+272,014
+102% +$5.77M
CME icon
1008
CME Group
CME
$99.7B
$10.8M 0.02%
39,465
-261,654
-87% -$71.1M
BKNG icon
1009
PUT
Booking.com
BKNG
$161B
$10.7M 0.02%
+50,000
New +$10.3M
WMG icon
1010
Warner Music
WMG
$14.7B
$10.7M 0.02%
348,496
+322,097
+1,220% +$9.84M
EFOR
1011
Everforth Inc
EFOR
$1.29B
$10.6M 0.02%
220,972
+162,199
+276% +$7.48M
VERA icon
1012
Vera Therapeutics
VERA
$2.54B
$10.6M 0.02%
209,951
+38,292
+22% +$1.36M
APA icon
1013
APA Corp
APA
$14.5B
$10.6M 0.01%
432,545
-515,402
-54% -$12.5M
PR
1014
Permian Resources
PR
$19.5B
$10.5M 0.01%
+750,670
New +$10.1M
GOSS icon
1015
Gossamer Bio
GOSS
$100M
$10.5M 0.01%
3,397,110
+1,109,859
+49% +$3.17M
BILL icon
1016
BILL Holdings
BILL
$4.75B
$10.5M 0.01%
192,586
-174,793
-48% -$8.98M
ESGU icon
1017
iShares ESG Aware MSCI USA ETF
ESGU
$18.2B
$10.5M 0.01%
70,500
-72,800
-51% -$10.8M
CIM
1018
Chimera Investment
CIM
$972M
$10.5M 0.01%
844,498
+270,042
+47% +$3.43M
HD icon
1019
PUT
Home Depot
HD
$337B
$10.5M 0.01%
+30,500
New +$11.2M
GTM
1020
ZoomInfo Technologies
GTM
$1.12B
$10.5M 0.01%
1,029,537
-119,932
-10% -$1.23M
FRMI
1021
Fermi Inc
FRMI
$3.85B
$10.5M 0.01%
+1,308,605
New +$25.5M
ACHC icon
1022
Acadia Healthcare
ACHC
$2.78B
$10.4M 0.01%
+735,859
New +$13.9M
QCOM icon
1023
CALL
Qualcomm
QCOM
$171B
$10.4M 0.01%
60,900
+58,900
+2,945% +$10.1M
VSAT icon
1024
Viasat
VSAT
$9.98B
$10.4M 0.01%
302,011
-326,599
-52% -$11.5M
CXT icon
1025
Crane NXT
CXT
$2.89B
$10.4M 0.01%
220,885
-76,764
-26% -$4.54M

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.