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John Overdeck Two Sigma Investments
AUM
$138B
Turnover
29.02%
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
+21.14%
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
$138B
AUM Growth
+$14.2B
(+11%)
Cap. Flow
-$5.38B
Cap. Flow % of AUM
Cap. Flow %
-3.9%
Top 10 Holdings %
Top 10 Hldgs %
8.28%
Holding
5,589
New
1,050
Increased
1,919
Reduced
1,756
Closed
572
Avg Time Held
Equity + Options
1.4
years
Top 10 Avg Time Held
Equity + Options
0.2
years
Top 20 Avg Time Held
Equity + Options
0.2
years
Avg Time Held Equity only
1.7
years
Top 10 Avg Time Held Equity only
0.2
years
Top 20 Avg Time Held Equity only
0.2
years
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 |
Sandisk
SNDK
|
+$744M |
| 5 |
Dell
DELL
|
+$688M |
Sector Composition
| Rank | Sector | Weight |
|---|---|---|
| 1 | Technology | 19.7% |
| 2 | Financials | 15.22% |
| 3 | Miscellaneous | 12.05% |
| 4 | Healthcare | 11.94% |
| 5 | Industrials | 11.56% |
| Name | Market Value | Portfolio Weight | Shares or Principal |
Change in Stake | Capital Flow | Held Since | |
|---|---|---|---|---|---|---|---|
301
KT
KT
$8.74B
| $101M | 0.07% |
5,849,987
+799,121
| +16% | +$15.9M |
2024 Q1
9 quarters
|
|
302
Viper Energy
VNOM
$8.75B
| $100M | 0.07% |
2,358,096
+1,436,286
| +156% | +$66.3M |
2022 Q3
15 quarters
|
|
303
JetBlue
JBLU
$1.11B
| $100M | 0.07% |
17,366,605
+5,523,503
| +47% | +$28.1M |
2025 Q3
3 quarters
|
|
304
Riot Platforms
RIOT
$5.15B
| $99.5M | 0.07% |
3,632,510
+3,236,381
| +817% | +$73M |
2025 Q2
4 quarters
|
|
305
Xenon Pharmaceuticals
XENE
$3.24B
| $99.2M | 0.07% |
1,642,848
+1,036,763
| +171% | +$57.6M |
2025 Q4
2 quarters
|
|
306
Entegris
ENTG
$21.2B
| $99.1M | 0.07% |
551,105
+453,353
| +464% | +$65.4M |
2025 Q4
2 quarters
|
|
307
Vanguard Morningstar Growth ETF
VUG
$227B
| $99.1M | 0.07% |
1,150,200
-4,105,080
| -78% | -$345M |
2023 Q2
12 quarters
|
|
308
Mobileye
MBLY
$6.14B
| $98.9M | 0.07% |
10,216,964
+326,574
| +3% | +$2.91M |
2024 Q3
7 quarters
|
|
309
iShares S&P 500 Growth ETF
IVW
$76.7B
| $98.7M | 0.07% |
717,831
-1,252,800
| -64% | -$165M |
2020 Q2
24 quarters
|
|
310
Ametek
AME
$56.9B
| $98.4M | 0.07% |
406,681
-1,224,411
| -75% | -$282M |
2021 Q3
19 quarters
|
|
311
Lam Research
LRCX
$330B
| $97.6M | 0.07% |
225,152
-1,277,075
| -85% | -$388M |
2022 Q4
14 quarters
|
|
312
Eli Lilly
LLY
$1.12T
| $97.4M | 0.07% |
81,240
+16,690
| +26% | +$17.1M |
2023 Q3
11 quarters
|
|
313
ImmunityBio
IBRX
$9.7B
| $97.2M | 0.07% |
11,097,106
+6,711,606
| +153% | +$50.8M |
2024 Q4
6 quarters
|
|
314
Jazz Pharmaceuticals
JAZZ
$13.6B
| $96.4M | 0.07% |
400,212
+380,612
| +1,942% | +$83.4M |
2022 Q2
16 quarters
|
|
315
NXP Semiconductors
NXPI
$57.8B
| $96.4M | 0.07% |
+343,084
| New | +$94.5M |
2026 Q2
0 quarters
|
|
316
Doximity
DOCS
$5.52B
| $96.4M | 0.07% |
4,647,309
+3,277,156
| +239% | +$72.5M |
2025 Q4
2 quarters
|
|
317
Genmab
GMAB
$22.8B
| $96.3M | 0.07% |
3,506,843
+1,167,411
| +50% | +$31M |
2024 Q1
9 quarters
|
|
318
Cboe Global Markets
CBOE
$32.9B
| $96.1M | 0.07% |
395,978
+226,891
| +134% | +$69.4M |
2021 Q4
18 quarters
|
|
319
Unilever
UL
$142B
| $95.7M | 0.07% |
1,592,185
+1,424,346
| +849% | +$82.3M |
2024 Q4
6 quarters
|
|
320
MGM Resorts International
MGM
$7.2B
| $95.5M | 0.07% |
1,998,075
+1,093,252
| +121% | +$45.4M |
2025 Q3
3 quarters
|
|
321
State Street Consumer Staples Select Sector SPDR ETF
XLP
$14.6B
| $93.6M | 0.07% |
1,126,423
+1,000,923
| +798% | +$83.6M |
2025 Q2
4 quarters
|
|
322
Armstrong World Industries
AWI
$7.11B
| $93.6M | 0.07% |
583,201
-200,562
| -26% | -$32.8M |
2020 Q2
24 quarters
|
|
323
BJs Wholesale Club
BJ
$13B
| $93.1M | 0.07% |
1,066,972
+996,360
| +1,411% | +$91.2M |
2025 Q3
3 quarters
|
|
324
Phillips 66
PSX
$117B
| $93M | 0.07% |
550,361
+547,361
| +18,245% | +$94.2M |
2026 Q1
1 quarter
|
|
325
Kinross Gold
KGC
$28.5B
| $92.9M | 0.07% |
3,932,718
+2,538,828
| +182% | +$74.6M |
2022 Q2
16 quarters
|
|
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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 $5.38B 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 Miscellaneous.
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.