How many stocks does SIMPLEX TRADING, LLC own?

As of Q1 2026, SIMPLEX TRADING, LLC holds 8,927 positions in their 13F portfolio.

What is SIMPLEX TRADING, LLC's largest holding?

STATE STREET SPDR S&P 500 ETF at 18.4% of portfolio, worth $27.4B.

What is SIMPLEX TRADING, LLC's total portfolio value?

$149.1B as of Q1 2026, tracked across 8,927 holdings.

Is SIMPLEX TRADING, LLC a hedge fund?

SIMPLEX TRADING, LLC is an institutional investment manager required to file SEC 13F reports. This includes hedge funds, mutual funds, pension funds, and other institutions managing over $100M.

How often does SIMPLEX TRADING, LLC report?

13F filings are due quarterly, approximately 45 days after each quarter end.

How has SIMPLEX TRADING, LLC's portfolio changed in Q1 2026?

View SIMPLEX TRADING, LLC's latest portfolio changes, new positions, and exits for Q1 2026 on HoldingsIntel.

What is SIMPLEX TRADING, LLC's investment strategy?

SIMPLEX TRADING, LLC is classified as a Diversified Scout fund based on HoldingsIntel's Fund DNA analysis of 6 behavioral dimensions.

SIMPLEX TRADING, LLC

Institutional investor · Portfolio as of Q1 2026

SEC EDGAR SourceSEC Filings

Top Holdings8,927 positions

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Activity:

Stock	Shares	Value	Weight	Price Trend	Avg Buy	Est. P&L	Held	Conviction
??STATE STREET SPDR S&P 500 ETF PUT	42.1M	$27.4B	18.4%	—	—	—	—	Increased —
??STATE STREET SPDR S&P 500 ETF CALL Delisted	21.7M	$14.1B	9.4%	—	—	—	—	Increased —
??INVESCO QQQ TRUST SERIES I PUT	11.3M	$6.5B	4.4%	—	—	—	—	Decreased —
??INVESCO QQQ TR CALL Delisted	10.4M	$6B	4.0%	—	—	—	—	Increased —
??ISHARES TR PUT Delisted	34.2M	$5.1B	3.4%	—	—	—	—	Increased —
??ISHARES TR CALL Delisted	33.4M	$3.9B	2.6%	—	—	—	—	Increased —
??TESLA INC CALL Delisted	9.2M	$3.4B	2.3%	—	—	—	—	Decreased —
??NVIDIA CORPORATION COM PUT	19.2M	$3.4B	2.2%	—	—	—	—	Decreased —
??NVIDIA CORPORATION CALL	19.1M	$3.3B	2.2%	—	—	—	—	Decreased —
??TESLA INC COM PUT Delisted	8.3M	$3.1B	2.1%	—	—	—	—	Decreased —
??SPDR GOLD TR CALL Delisted	5.5M	$2.4B	1.6%	—	—	—	—	Decreased —
??META PLATFORMS INC CALL Delisted	4.1M	$2.4B	1.6%	—	—	—	—	Decreased —
??APPLE INC CALL Delisted	8.8M	$2.2B	1.5%	—	—	—	—	Decreased —
??ALPHABET INC CALL	7.2M	$2.1B	1.4%	—	—	—	—	Decreased —
??SPDR GOLD TR PUT Delisted	3.8M	$1.6B	1.1%	—	—	—	—	Decreased —
??MICROSOFT CORP COM CALL	4.2M	$1.5B	1.0%	—	—	—	—	Increased —
??APPLE INC PUT	6M	$1.5B	1.0%	—	—	—	—	Decreased —
??AMAZON COM INC CALL Delisted	7M	$1.5B	1.0%	—	—	—	—	Increased —
??ALPHABET INC PUT	5.1M	$1.5B	1.0%	—	—	—	—	Decreased —
??META PLATFORMS INC PUT Delisted	2.5M	$1.4B	1.0%	—	—	—	—	Increased —

$149.1B

AUM

8,927

Positions

Q1 2026

Filing

Rating · 1.5

Quarterly Portfolio Change

Activity profile

$ moved · Q1'26

New6%Increased20%Decreased72%Exited2%

Composition

Equity vs derivatives

Equity2%Puts52%Calls46%

Holding period

Avg 5.0 years

<1Q4%1-4Q8%1-2Y6%2Y+83%

Q1 2026 Summary

Active quarter - 1118 new positions, 960 exits, 654 increased. No standout high-conviction moves this quarter. Portfolio: $149.1B across 8927 positions.

Portfolio Allocation

Top holdings by portfolio weight

NVDA0.18%

AMZN0.11%

SPY0.09%

META0.09%

TSM0.08%

GLD0.07%

GOOGL0.06%

UNH0.05%

ORCL0.05%

AMD0.04%