Robinhood Fee Calculator

Enter your sale amount and number of shares to calculate the SEC and FINRA regulatory fees on your Robinhood sell order.

Created by Luis GonzalezLast updated: May 9, 2026

How to Use This Calculator

1
Enter Total Sale Amount
Input the total dollar value of the shares you plan to sell. The SEC fee is calculated based on this amount.
2
Specify Number of Shares Sold
Enter the total quantity of shares in your sell order. The FINRA TAF is calculated per share.
3
Input Share Price (Optional)
Provide the price per share at the time of sale. This is for reference; the total sale amount drives the SEC fee calculation.
4
Review Your Regulatory Fees
The calculator will display your total regulatory fees, including the SEC fee and FINRA TAF, and your net sale proceeds.

Example Calculation

An investor is selling $10,000 worth of shares (200 shares at $50 each) on Robinhood and wants to understand the exact regulatory fees.

Total Sale Amount ($)

10,000

Number of Shares Sold

200

Share Price ($)

Results

$0.3112

Tips

Understand the 'Commission-Free' Model

While Robinhood charges $0 commission, regulatory fees (SEC and FINRA TAF) are mandated by law for all brokers on sell orders. These fees are typically tiny, but understanding them ensures full transparency.

Large Trades Can Hit the FINRA Cap

The FINRA TAF is capped at $8.30. For very large sell orders (e.g., over 50,000 shares), your FINRA fee will hit this maximum, regardless of the number of shares beyond that threshold.

Fees are Deducted from Sale Proceeds

Remember that these regulatory fees are automatically deducted from your total sale proceeds. The 'net proceeds' displayed by the calculator is the actual amount that will be credited to your account after all fees.

Understanding Robinhood Regulatory Fees on Stock Sales in 2025

While Robinhood famously pioneered commission-free stock trading, investors still incur minimal regulatory fees on sell orders, mandated by federal law. The Robinhood Fee Calculator helps you accurately determine these exact charges, including the SEC Section 31 Fee and the FINRA Trading Activity Fee (TAF). This transparency is crucial for understanding the true cost of trading, even on platforms that advertise $0 commissions. For instance, selling $10,000 worth of stock will typically incur less than $1 in total regulatory fees in 2025.

Why Regulatory Fees Exist Even With Commission-Free Trading

Regulatory fees exist even with commission-free trading to fund the oversight and operation of the U.S. securities markets. The SEC Section 31 Fee, for example, is remitted to the Securities and Exchange Commission to cover the costs of regulating exchanges and associations. Similarly, the FINRA Trading Activity Fee (TAF) supports FINRA's self-regulatory functions, including broker-dealer supervision and investor protection. These fees, typically tiny (often less than $1 per trade), ensure market integrity and investor confidence, making them a necessary component of every sell transaction, regardless of the brokerage platform's commission structure.

The Formulas for SEC and FINRA Regulatory Fees

The Robinhood Fee Calculator applies two distinct formulas to determine the regulatory fees on your stock sale. The SEC Fee is a percentage of the total sale amount, while the FINRA TAF is a per-share charge, subject to a maximum cap. These calculations ensure that the fees are accurately assessed based on the trade's value and volume.

sec_fee = total_sale_amount × (sec_rate_per_million / 1,000,000)
raw_finra_fee = number_of_shares_sold × finra_rate_per_share
finra_fee = min(raw_finra_fee, finra_max_cap)
total_fees = sec_fee + finra_fee

For 2024, the SEC rate is $27.80 per $1,000,000 of principal, and the FINRA TAF is $0.000166 per share with an $8.30 maximum cap. These rates are subject to annual adjustment by the respective regulatory bodies.

💡 Understanding payment processing fees is essential across various financial platforms. Our Affirm Fee Calculator provides a similar breakdown for buy-now-pay-later services.

Calculating Fees for a $10,000 Robinhood Stock Sale

Let's say an investor is selling 200 shares of a stock at $50 per share, totaling a $10,000 sale amount on Robinhood. We'll use the 2024 regulatory rates.

Calculate SEC Fee:
- SEC rate: $27.80 per $1,000,000 (or 0.0000278)
- SEC Fee = $10,000 × 0.0000278 = $0.278
Calculate FINRA TAF:
- FINRA rate: $0.000166 per share
- Raw FINRA TAF = 200 shares × $0.000166/share = $0.0332
- Since $0.0332 is below the $8.30 cap, the actual FINRA TAF is $0.0332.
Calculate Total Regulatory Fees:
- Total Fees = $0.278 (SEC) + $0.0332 (FINRA) = $0.3112
Calculate Net Sale Proceeds:
- Net Proceeds = $10,000 - $0.3112 = $9,999.6888

The investor will pay a total of $0.3112 in regulatory fees, with $9,999.69 (rounded) as net proceeds.

💡 Just like stock trades, many online transactions involve micro-fees. Explore our Afterpay Fee Calculator to see how fees are applied in consumer installment payment systems.

Understanding Brokerage Fees and Platform Structures in 2025

In 2025, the landscape of brokerage fees continues to be dominated by the "commission-free" model, popularized by platforms like Robinhood. However, understanding the nuances of platform structures is essential. While direct commissions on stock and ETF trades are largely (but not universally) eliminated, other charges may apply. These include regulatory fees (like SEC and FINRA TAF), margin interest for leveraged accounts (which can range from 8-12% APR in 2025), and fees for premium services, wire transfers, or paper statements. Traditional brokers may still charge commissions for options, mutual funds, or international stocks. The shift to $0 commission has pushed brokers to generate revenue through other means, such as payment for order flow (PFOF) or offering premium subscription tiers, making it vital for investors to review each platform's full fee schedule.

Typical Regulatory Fee Structures for Securities Sales

Securities sales in the United States are subject to two primary regulatory fees designed to fund market oversight and protect investors: the SEC Section 31 Fee and the FINRA Trading Activity Fee (TAF). The SEC Section 31 Fee is assessed on all sales of exchange-listed securities at a rate set by the SEC annually. For example, in 2024, the rate was $27.80 for every $1,000,000 of principal sold, which translates to a tiny fraction of a cent per dollar. This fee is passed through directly to the SEC. The FINRA Trading Activity Fee (TAF) is imposed by the Financial Industry Regulatory Authority on covered sales of equity securities and options. For 2024, the TAF was $0.000166 per share, with a crucial cap of $8.30 per trade. This cap means that large transactions, exceeding approximately 50,000 shares, will still only incur the maximum $8.30 FINRA TAF, effectively making the fee negligible for high-volume traders. Both fees are mandatory and apply across all brokerage platforms.

Frequently Asked Questions

What are the main regulatory fees on stock sales?

The main regulatory fees on stock sales in the U.S. are the SEC (Securities and Exchange Commission) Section 31 Fee and the FINRA (Financial Industry Regulatory Authority) Trading Activity Fee (TAF). These are mandated by federal law and FINRA rules, respectively, and apply to all brokerage firms, including 'commission-free' platforms like Robinhood, on sell orders to cover regulatory oversight costs.

How is the SEC fee calculated on a stock sale?

The SEC Section 31 Fee is calculated on the total dollar value of the securities sold, not the number of shares. For 2024, the rate is $27.80 per $1,000,000 of principal sold, or 0.0000278 of the sale amount. This fee is remitted by brokers to the SEC to fund their operations and oversight of the securities markets.

How is the FINRA TAF calculated, and is there a cap?

The FINRA Trading Activity Fee (TAF) is calculated per share on sell orders, with a rate of $0.000166 per share (for 2024). Yes, there is a maximum cap for the FINRA TAF, which is $8.30 per trade. This means that no matter how many shares you sell in a single transaction, the FINRA TAF will not exceed $8.30.

Why do 'commission-free' brokers still charge fees?

'Commission-free' brokers still charge fees because the SEC and FINRA regulatory fees are not commissions; they are mandatory levies imposed by regulatory bodies on all securities sales. While brokers like Robinhood have eliminated their own trading commissions, they are legally required to pass these small regulatory fees onto investors to fund market oversight and supervision.