GROUP ONE TRADING LLCGROUP ONE TRADING LLC

Institutional investor · Portfolio as of Q2 2021

Top Holdings8,103 positions

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Activity:
??TESLA INC
CALL
Delisted
14.5M$9.9B11.9%———
Increased
—
??TESLA INC COM
PUT
Delisted
5.2M$3.5B4.2%———
Increased
—
818,800$2.8B3.4%———
Increased
—
??APPLE INC
CALL
Delisted
13M$1.8B2.1%———
Increased
—
??META PLATFORMS INC
CALL
Delisted
3.4M$1.2B1.4%———
Increased
—
5.2M$1.2B1.4%———
Increased
—
4M$1.1B1.3%———
Increased
—
404,600$1B1.2%———
Increased
—
??AMAZON COM INC
CALL
Delisted
275,500$947.8M1.1%———
Decreased
—
3.4M$779.2M0.9%———
Decreased
—
5.2M$717.8M0.9%———
Increased
—
778,600$623M0.8%———
Increased
—
??STRATEGY INC
CALL
Delisted
887,500$589.7M0.7%———
Increased
—
??BOEING CO
CALL
Delisted
2.2M$536.8M0.6%———
Increased
—
3.9M$515.4M0.6%———
Decreased
—
5.3M$494.9M0.6%———
Increased
—
604,500$483.7M0.6%———
Increased
—
216,900$474.6M0.6%———
Increased
—
??GAMESTOP CORP
PUT
Delisted
2.1M$444.8M0.5%———
Decreased
—
stockARK ETF TR
CALL
Delisted
3.3M$426.2M0.5%———
Increased
—
$82.9B
AUM
8,103
Positions
Q2 2021
Filing
HI score · 1.5/5
Quarterly 13F Value Change
-25%Q1'20$1B+66%Q2'20$1.7B+26%Q3'20$2.1B+63%Q4'20$3.5B+31%Q1'21$4.6B+14%Q2'21$5.2B
Activity profile
$ moved · Q2'21
New6%Increased65%Decreased24%Exited5%
Composition
Equity vs derivatives
Equity6%Puts38%Calls56%
Holding period
Avg 1.6 years
<1Q10%1-4Q21%1-2Y17%2Y+53%

GROUP ONE TRADING LLC manages $82.9B across 8103 positions as of Q2 2021. Top holdings: TESLA INC calls (11.9%), TESLA INC COM puts (4.2%), AMAZON COM INC COM puts (3.4%). Fund DNA: Diversified Scout. HoldingsIntel Score: 1.5/5.0.

Q2 2021 Summary

Active quarter - 635 new positions, 497 exits, 658 increased. No standout high-conviction moves this quarter. Portfolio: $82.9B across 8103 positions.

Top holdings by portfolio weight

Total AUM$5B
TAL0.19%
GE0.09%
LI0.08%
CRSP0.08%
GILD0.08%
BHC0.07%
AMC ENTMT HL0.07%
C0.07%
BIDU0.06%
TDOC0.06%
Other0.06%

Portfolio allocation by GICS sector

Sectors11
Technology16.63%
Unknown15.96%
Healthcare15.86%
Consumer Cyclical14.70%
Financial Services8.14%
Industrials7.81%
Consumer Defensive6.66%
Energy4.84%
Communication Services4.47%
Basic Materials3.00%
Other1.94%

Behavioral investing profile

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Diversified Scout- primarily Technology, Unknown, Healthcare
Compare DNA across all funds
7-dimension, SEC 13F-derived research score
Below Average(1.5 / 5.0)
Holdings P&L32
Conviction34
Concentration1
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Position Outcomes

Best and worst performing positions by estimated return

Cost basis estimates based on full filing history using quarter-end prices. Actual transaction prices are not disclosed in 13F filings.

Similar Funds

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Accumulation Streaks

Positions with 2+ consecutive quarters of increases - persistent directional conviction.

Security
6Q
ONITONITONITY GROUP INC
Q1 2025 → Q2 2026+25,022 shares+$1M
5Q
DRIPDRIPDIREXION SHARES ETF TRUST
Q2 2025 → Q2 2026+35,089 shares+$176,534
5Q
MOSMOSMOSAIC CO
Q2 2025 → Q2 2026+578,055 shares+$12.1M
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Data sourced from SEC EDGAR 13F filings. Not financial advice. Full disclaimer

Verify source filings on SEC EDGAR

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