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Group One Trading Portfolio holdings
AUM
$71.1B
Turnover
29.39%
1-Year Est. Return
128.96%
Group One Trading is an options trading firm that acts as a market maker or specialist with every major exchange group. It was founded in San Francisco in 1989 and is headquartered in Chicago. Its traders work on exchange floors, including the CBOE and Nasdaq PHLX, and also stream two-sided quotes electronically across several exchanges at once. The firm builds its own trading systems and trains new traders itself through a multi-phase program.
This Fund
S&P 500
This Quarter Est. Return
+44.6%
1 Year Est. Return
+128.96%
3 Year Est. Return
+441.59%
5 Year Est. Return
+457.71%
10 Year Est. Return
+2,189.15%
AUM
$71.1B
AUM Growth
+$18.9B
(+36%)
Cap. Flow
-$83.6M
Cap. Flow % of AUM
Cap. Flow %
-0.12%
Top 10 Holdings %
Top 10 Hldgs %
17.81%
Holding
8,773
New
1,278
Increased
2,793
Reduced
2,995
Closed
1,300
Avg Time Held
Equity + Options
3.2
years
Top 10 Avg Time Held
Equity + Options
1.1
years
Top 20 Avg Time Held
Equity + Options
2.2
years
Avg Time Held Equity only
0.8
years
Top 10 Avg Time Held Equity only
0.1
years
Top 20 Avg Time Held Equity only
0.2
years
Top Buys
| Rank | Stock | Value |
|---|---|---|
| 1 |
Roundhill Memory ETF
DRAM
|
+$76.6M |
| 2 |
UnitedHealth
UNH
|
+$37.6M |
| 3 |
Booking.com
BKNG
|
+$32.7M |
| 4 |
Strategy Inc
MSTR
|
+$28.2M |
| 5 |
Marvell Technology
MRVL
|
+$27.9M |
Top Sells
| Rank | Stock | Value |
|---|---|---|
| 1 |
Amplify Junior Silver Miners ETF
SILJ
|
+$66.7M |
| 2 |
Micron Technology
MU
|
+$62.1M |
| 3 |
iShares MSCI South Korea ETF
EWY
|
+$37.9M |
| 4 |
Intel
INTC
|
+$36.8M |
| 5 |
Centene
CNC
|
+$31.2M |
Sector Composition
| Rank | Sector | Weight |
|---|---|---|
| 1 | Miscellaneous | 95.94% |
| 2 | Technology | 1.27% |
| 3 | Consumer Discretionary | 0.56% |
| 4 | Healthcare | 0.51% |
| 5 | Industrials | 0.38% |
| Name | Market Value | Portfolio Weight | Shares or Principal |
Change in Stake | Capital Flow | Held Since | |
|---|---|---|---|---|---|---|---|
51
PUT
Bloom Energy
BE
$54.4B
| $227M | 0.32% |
750,900
-247,500
| -25% | -$63.4M |
2019 Q1
29 quarters
|
|
52
PUT
ASML
ASML
$579B
| $221M | 0.31% |
111,200
-9,900
| -8% | -$15.8M |
2020 Q4
22 quarters
|
|
53
PUT
Arm
ARM
$192B
| $216M | 0.3% |
608,200
+193,300
| +47% | +$51.4M |
2023 Q3
11 quarters
|
|
54
PUT
Apple
AAPL
$5.14T
| $215M | 0.3% |
742,400
+322,400
| +77% | +$92.2M |
2020 Q1
25 quarters
|
|
55
PUT
Iris Energy
IREN
$8.59B
| $211M | 0.3% |
4,612,400
+795,500
| +21% | +$41.4M |
2022 Q4
14 quarters
|
|
|
56
CALL
Marvell Technology
MRVL
$134B
| $205M | 0.29% |
687,000
+188,600
| +38% | +$37.8M |
2013 Q2
52 quarters
|
|
57
CALL
Rocket Lab Corp
RKLB
$36B
| $204M | 0.29% |
2,007,300
+238,700
| +13% | +$23.8M |
2021 Q3
19 quarters
|
|
|
58
CALL
Iris Energy
IREN
$8.59B
| $195M | 0.27% |
4,264,900
-1,139,900
| -21% | -$59.3M |
2023 Q1
13 quarters
|
|
59
CALL
Berkshire Hathaway Class B
BRK.B
$1.22T
| $188M | 0.26% |
375,300
+17,400
| +5% | +$8.37M |
2024 Q4
6 quarters
|
|
|
60
PUT
Strategy Inc
MSTR
$50.8B
| $185M | 0.26% |
2,124,400
+457,500
| +27% | +$66.4M |
2020 Q4
22 quarters
|
|
61
CALL
ExxonMobil
XOM
$657B
| $182M | 0.26% |
1,331,400
-150,800
| -10% | -$22.6M |
2015 Q1
45 quarters
|
|
62
CALL
TeraWulf
WULF
$5.91B
| $182M | 0.26% |
7,367,300
+3,198,600
| +77% | +$73.6M |
2023 Q2
12 quarters
|
|
63
CALL
Pinduoduo
PDD
$115B
| $182M | 0.26% |
2,383,900
+651,100
| +38% | +$60.2M |
2018 Q3
31 quarters
|
|
64
CALL
Robinhood
HOOD
$72.5B
| $178M | 0.25% |
1,778,100
+311,000
| +21% | +$26M |
2021 Q3
19 quarters
|
|
65
CALL
Oracle
ORCL
$364B
| $177M | 0.25% |
1,207,200
+594,500
| +97% | +$108M |
2018 Q1
33 quarters
|
|
66
PUT
Meta Platforms (Facebook)
META
$1.63T
| $176M | 0.25% |
313,100
-7,700
| -2% | -$4.71M |
2016 Q4
38 quarters
|
|
67
CALL
Alphabet (Google) Class A
GOOGL
$3.54T
| $176M | 0.25% |
491,200
+163,900
| +50% | +$59M |
2024 Q4
6 quarters
|
|
68
CALL
Amazon
AMZN
$2.9T
| $174M | 0.24% |
728,500
+267,600
| +58% | +$67.2M |
2020 Q2
24 quarters
|
|
69
CALL
Cisco
CSCO
$382B
| $172M | 0.24% |
1,464,700
+1,173,400
| +403% | +$123M |
2015 Q4
42 quarters
|
|
70
CALL
Western Digital
WDC
$105B
| $171M | 0.24% |
267,700
-67,000
| -20% | -$32.6M |
2016 Q1
41 quarters
|
|
71
CALL
POET Technologies
POET
$884M
| $170M | 0.24% |
16,515,800
+9,464,800
| +134% | +$103M |
2023 Q1
13 quarters
|
|
72
PUT
Alphabet (Google) Class C
GOOG
$3.52T
| $166M | 0.23% |
469,500
+329,900
| +236% | +$118M |
2020 Q4
22 quarters
|
|
73
CALL
Adobe
ADBE
$91.4B
| $164M | 0.23% |
800,500
+557,300
| +229% | +$132M |
2020 Q2
24 quarters
|
|
74
PUT
Goldman Sachs
GS
$262B
| $163M | 0.23% |
161,200
+49,000
| +44% | +$47.8M |
2020 Q2
24 quarters
|
|
75
PUT
Microsoft
MSFT
$4.02T
| $162M | 0.23% |
434,200
+90,500
| +26% | +$36.6M |
2019 Q1
29 quarters
|
|
Similar funds
Group One Trading's Q2 2026 Portfolio in Review
As of Q2 2026, Group One Trading held 8,773 positions worth $71.1B, up 36% from $52.2B the previous quarter. Its ten largest holdings account for 18% of the portfolio.
Group One Trading's Q2 2026 filing shows 1,278 new, 2,793 increased, 2,995 reduced and 1,300 closed positions. Its largest new stake was Roundhill Memory ETF: 1,470,486 shares worth $109M. The largest sale was Amplify Junior Silver Miners ETF, an estimated $66.7M.
By sector, the portfolio is most concentrated in Miscellaneous at 96% of assets, up from 95% a quarter earlier, followed by Technology and Consumer Discretionary.
- Group One Trading's largest Q2 2026 buy was Roundhill Memory ETF: 1,470,486 shares worth $109M.
- Group One Trading added most to UnitedHealth in Q2 2026, an estimated $37.6M increase.
- Group One Trading's biggest Q2 2026 reduction was Amplify Junior Silver Miners ETF, cutting an estimated $66.7M.
- Group One Trading fully exited Centene in Q2 2026, selling an estimated $31.2M.
- Group One Trading's ten largest holdings make up 18% of its $71.1B portfolio in Q2 2026.
- Group One Trading opened 1,278 new positions and closed 1,300 in Q2 2026.
- Group One Trading's portfolio value rose 36% quarter-over-quarter to $71.1B.
Based on Group One Trading's 13F filing for Q2 2026, filed 14 Aug 2026.