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 |
Intuit
INTU
|
+$753M |
| 2 |
Boston Scientific
BSX
|
+$540M |
| 3 |
Dow Inc
DOW
|
+$485M |
| 4 |
Wells Fargo
WFC
|
+$457M |
| 5 |
Goldman Sachs
GS
|
+$378M |
Top Sells
| Rank | Stock | Value |
|---|---|---|
| 1 |
Micron Technology
MU
|
+$1.32B |
| 2 |
NVIDIA
NVDA
|
+$1.02B |
| 3 |
Alphabet (Google) Class A
GOOGL
|
+$787M |
| 4 |
SNDK
Sandisk
SNDK
|
+$744M |
| 5 |
Dell
DELL
|
+$688M |
Sector Composition
| Rank | Sector | Weight |
|---|---|---|
| 1 | Technology | 19.71% |
| 2 | Financials | 15.22% |
| 3 | Healthcare | 11.94% |
| 4 | Industrials | 11.55% |
| 5 | Consumer Discretionary | 9.6% |
| Name | Market Value | Portfolio Weight | Shares or Principal |
Change in Stake | Capital Flow | |
|---|---|---|---|---|---|---|
|
LFAC
2801
Leapfrog Acquisition Corp
LFAC
$198M
| $2.26M | ﹤0.01% |
226,562
| – | – |
|
|
LCCC
2802
Lakeshore Acquisition III Corp
LCCC
| $2.26M | ﹤0.01% |
217,499
| – | – |
|
2803
Watts Water Technologies
WTS
$12.5B
| $2.26M | ﹤0.01% |
5,784
-5,901
| -51% | -$1.84M |
|
2804
REX FANG & Innovation Equity Premium Income ETF
FEPI
$683M
| $2.26M | ﹤0.01% |
+52,500
| New | +$2.29M |
|
2805
Gulfport Energy Corp
GPOR
$3.07B
| $2.26M | ﹤0.01% |
13,340
-13,330
| -50% | -$2.41M |
|
2806
Krystal Biotech
KRYS
$10.3B
| $2.26M | ﹤0.01% |
+6,084
| New | +$1.82M |
|
2807
PUT
KKR & Co
KKR
$97.4B
| $2.26M | ﹤0.01% |
24,600
+20,900
| +565% | +$2.03M |
|
2808
PUT
EOG Resources
EOG
$80.3B
| $2.26M | ﹤0.01% |
17,400
+11,400
| +190% | +$1.55M |
|
2809
PUT
Oracle
ORCL
$422B
| $2.26M | ﹤0.01% |
15,400
-30,700
| -67% | -$5.56M |
|
2810
NETGEAR
NTGR
$571M
| $2.26M | ﹤0.01% |
96,632
+72,632
| +303% | +$1.81M |
|
2811
GameStop
GME
$8.17B
| $2.25M | ﹤0.01% |
101,967
-1,503
| -1% | -$34.4K |
|
2812
CALL
Madison Square Garden
MSGS
$9.78B
| $2.25M | ﹤0.01% |
+5,600
| New | +$1.98M |
|
2813
PUT
MasTec
MTZ
$21.4B
| $2.25M | ﹤0.01% |
+5,400
| New | +$2.06M |
|
2814
Village Super Market
VLGEA
$653M
| $2.25M | ﹤0.01% |
53,254
+3,981
| +8% | +$171K |
|
|
CTAA
2815
ClearThink 1 Acquisition Corp
CTAA
| $2.25M | ﹤0.01% |
+226,562
| New | +$2.24M |
|
|
BWIV
2816
Blue Water Acquisition Corp IV
BWIV
$176M
| $2.24M | ﹤0.01% |
+226,562
| New | +$2.24M |
|
|
ORIQ
2817
Origin Investment Corp I
ORIQ
| $2.24M | ﹤0.01% |
217,499
| – | – |
|
2818
Rezolute
RZLT
$490M
| $2.24M | ﹤0.01% |
431,073
-399,515
| -48% | -$1.48M |
|
2819
Paymentus
PAY
$5.04B
| $2.24M | ﹤0.01% |
92,746
-278,754
| -75% | -$6.84M |
|
|
APMC
2820
AmperCap Acquisition Co
APMC
$198M
| $2.24M | ﹤0.01% |
+226,562
| New | +$2.24M |
|
2821
Ovid Therapeutics
OVID
$547M
| $2.24M | ﹤0.01% |
832,378
-424,491
| -34% | -$1.1M |
|
2822
PUT
Etsy
ETSY
$7.44B
| $2.24M | ﹤0.01% |
29,700
-3,900
| -12% | -$251K |
|
2823
Shore Bancshares
SHBI
$779M
| $2.23M | ﹤0.01% |
97,290
+44,679
| +85% | +$909K |
|
2824
PUT
Rio Tinto
RIO
$171B
| $2.23M | ﹤0.01% |
23,500
+17,500
| +292% | +$1.77M |
|
2825
PUT
Bunge Global
BG
$21.7B
| $2.23M | ﹤0.01% |
20,900
+6,400
| +44% | +$787K |
|
Similar funds
John Overdeck's Q2 2026 Portfolio in Review
As of Q2 2026, John Overdeck held 5,589 positions worth $138B, up 11% from $124B the previous quarter. Its ten largest holdings account for 8.3% of the portfolio.
John Overdeck withdrew a net $4.38B in Q2 2026, closing 572 positions and reducing 1,756 holdings. Its most notable exit was State Street Technology Select Sector SPDR ETF, an estimated $172M position sold in full.
By sector, the portfolio is most concentrated in Technology at 20% of assets, up from 19% a quarter earlier, followed by Financials and Healthcare.
Against the trend, John Overdeck opened a new position in Intuit worth $564M.
- John Overdeck's largest Q2 2026 buy was Intuit: 2,161,507 shares worth $564M.
- John Overdeck added most to Boston Scientific in Q2 2026, an estimated $540M increase.
- John Overdeck's biggest Q2 2026 reduction was Micron Technology, cutting an estimated $1.32B.
- John Overdeck fully exited State Street Technology Select Sector SPDR ETF in Q2 2026, selling an estimated $172M.
- John Overdeck's ten largest holdings make up 8.3% of its $138B portfolio in Q2 2026.
- John Overdeck opened 1,050 new positions and closed 572 in Q2 2026.
- John Overdeck's portfolio value rose 11% quarter-over-quarter to $138B.
Based on Two Sigma Investments's 13F filing for Q2 2026, filed 14 Aug 2026.