Riot Platforms (RIOT) SVP sells 47,733 shares under 10b5-1 plan

Rhea-AI Filing Summary

Riot Platforms, Inc. reported that SVP and CAO Ryan D. Werner sold 47,733 shares of common stock on August 5, 2026 in three open-market transactions at weighted average prices of $21.98, $22.82, and $23.53 per share, each within disclosed price ranges, pursuant to a Rule 10b5-1 trading plan adopted on December 2, 2025.

Insider Trade Summary 10b5-1

Net Seller: 47,733 shares

Net Sell 3 txns

Insider Werner Ryan D.

Role SVP, CAO

Sold 47,733 shs ($1.06M)

Type	Security	Shares	Price	Value
Sale	Common Stock F1, F2	35,430	$21.98	$779K
Sale	Common Stock F1, F3	9,802	$22.82	$224K
Sale	Common Stock F1, F4	2,501	$23.53	$59K

Holdings After Transaction: Common Stock — 699,493 shares (Direct)

Footnotes (4)

1. F1. The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on December 2, 2025.
2. F2. These shares were sold on the indicated date in a series of multiple transactions at prices ranging from $21.41 to $22.40, inclusive, per share. The price reported above reflects the weighted average sales price. The Reporting Person undertakes to provide, upon request by the SEC staff, the Issuer, or a security holder of the Issuer, full information regarding the number of shares and prices at which the transactions were effected.
3. F3. These shares were sold on the indicated date in a series of multiple transactions at prices ranging from $22.41 to $23.40, inclusive, per share. The price reported above reflects the weighted average sales price. The Reporting Person undertakes to provide, upon request by the SEC staff, the Issuer, or a security holder of the Issuer, full information regarding the number of shares and prices at which the transactions were effected.
4. F4. These shares were sold on the indicated date in a series of multiple transactions at prices ranging from $23.41 to $23.73, inclusive, per share. The price reported above reflects the weighted average sales price. The Reporting Person undertakes to provide, upon request by the SEC staff, the Issuer, or a security holder of the Issuer, full information regarding the number of shares and prices at which the transactions were effected.

Key Figures

Total shares sold: 47,733 shares Transaction date: August 5, 2026 Rule 10b5-1 plan adoption: December 2, 2025 +3 more

6 metrics

Total shares sold 47,733 shares Aggregate common shares sold by Ryan D. Werner on August 5, 2026

Transaction date August 5, 2026 Date of the reported common stock sales

Rule 10b5-1 plan adoption December 2, 2025 Adoption date of Ryan D. Werner’s Rule 10b5-1 trading plan

Tranche 1 sale and range 35,430 shares at $21.98; range $21.41–$22.40 First tranche weighted average price and disclosed price range

Tranche 2 sale and range 9,802 shares at $22.82; range $22.41–$23.40 Second tranche weighted average price and disclosed price range

Tranche 3 sale and range 2,501 shares at $23.53; range $23.41–$23.73 Third tranche weighted average price and disclosed price range

Key Terms

Rule 10b5-1 trading plan, weighted average sales price, open market or private transaction

3 terms

Rule 10b5-1 trading plan regulatory

"The sales ... were effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person"

A Rule 10b5-1 trading plan is a pre-arranged schedule that allows company insiders to buy or sell stock at specific times, even if they have inside information. It helps prevent accusations of unfair trading by making these transactions look planned and transparent, rather than sneaky or illegal.

weighted average sales price financial

"The price reported above reflects the weighted average sales price"

open market or private transaction financial

"Transaction code "S" described as Sale in open market or private transaction"

AI-generated analysis. How Rhea-AI works. Not financial advice.

See more from StockTitan in Google Search and AI answers. Adds StockTitan as a preferred source · opens Google

Add on Google Not now

Form 4 Insider Transactions: What Each Field Means →

Available on EDGAR 08/07/2026 - 05:00 PM Accepted by SEC EDGAR 08/07/2026 - 05:00 PM Learn about SEC filing dates

FAQ

What insider stock sale did RIOT disclose for executive Ryan D. Werner?

Riot Platforms (RIOT) disclosed that SVP and CAO Ryan D. Werner sold 47,733 shares of common stock on August 5, 2026 in three open-market transactions at different price ranges, all reported as part of a pre-arranged Rule 10b5-1 trading plan.

How many RIOT shares did Ryan D. Werner sell on August 5, 2026?

On August 5, 2026, Ryan D. Werner sold a total of 47,733 Riot Platforms common shares. The sales occurred in three tranches: 35,430 shares, 9,802 shares, and 2,501 shares, each at its own weighted average price per share.

At what prices were Ryan D. Werner’s RIOT shares sold?

The filing reports weighted average prices of $21.98, $22.82, and $23.53 per share. Footnotes state the actual trade prices ranged from $21.41 to $23.73 per share across the three tranches, with multiple transactions within each range.

Were Ryan D. Werner’s RIOT share sales made under a Rule 10b5-1 plan?

Yes. The filing states the sales were effected under a Rule 10b5-1 trading plan adopted by Ryan D. Werner on December 2, 2025, indicating the trades were pre-arranged according to that plan’s terms rather than made on an ad hoc basis.

What position does Ryan D. Werner hold at Riot Platforms (RIOT)?

Ryan D. Werner is identified as Senior Vice President (SVP) and Chief Accounting Officer (CAO) of Riot Platforms, Inc. In this capacity he reported the August 5, 2026 sales of 47,733 shares of the company’s common stock.

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

OMB Number:			3235-0287
Estimated average burden
hours per response:			0.5

Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

X

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

Werner Ryan D.

(Last) (First) (Middle)

C/O RIOT PLATFORMS, INC.

85 RIO GRANDE DRIVE, SUITE 200

(Street)

CASTLE ROCK COLORADO 80104

(City) (State) (Zip)

UNITED STATES

(Country)

2. Issuer Name and Ticker or Trading Symbol
Riot Platforms, Inc. [ RIOT ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	SVP, CAO

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
08/05/2026

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

4. If Amendment, Date of Original Filed (Month/Day/Year)

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Common Stock	08/05/2026		S(1)		35,430	D	$21.98(2)	711,796	D
Common Stock	08/05/2026		S(1)		9,802	D	$22.82(3)	701,994	D
Common Stock	08/05/2026		S(1)		2,501	D	$23.53(4)	699,493	D

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

1. The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on December 2, 2025.

2. These shares were sold on the indicated date in a series of multiple transactions at prices ranging from $21.41 to $22.40, inclusive, per share. The price reported above reflects the weighted average sales price. The Reporting Person undertakes to provide, upon request by the SEC staff, the Issuer, or a security holder of the Issuer, full information regarding the number of shares and prices at which the transactions were effected.

3. These shares were sold on the indicated date in a series of multiple transactions at prices ranging from $22.41 to $23.40, inclusive, per share. The price reported above reflects the weighted average sales price. The Reporting Person undertakes to provide, upon request by the SEC staff, the Issuer, or a security holder of the Issuer, full information regarding the number of shares and prices at which the transactions were effected.

4. These shares were sold on the indicated date in a series of multiple transactions at prices ranging from $23.41 to $23.73, inclusive, per share. The price reported above reflects the weighted average sales price. The Reporting Person undertakes to provide, upon request by the SEC staff, the Issuer, or a security holder of the Issuer, full information regarding the number of shares and prices at which the transactions were effected.

	/s/ Tanya McGill, Attorney-in-Fact for Ryan Werner	08/07/2026
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.
* Form 4: SEC 1474 (03-26)