Appian CEO sells 50,000 APPN shares under plan

APPIAN CORP CEO and President Matthew W. Calkins reported two open-market sales of Class A Common Stock totaling 50,000 shares on July 7, 2026.

Rhea-AI Filing Summary

APPIAN CORP CEO and President Matthew W. Calkins reported two open-market sales of Class A Common Stock totaling 50,000 shares on July 7, 2026. One sale covered 37,515 shares at a weighted average price of $24.61, and another involved 12,485 shares at a weighted average price of $25.07. After these transactions, his reported direct holdings remained around 1.7 million shares, so the sales represent a small portion of his stake. The filing notes the trades occurred automatically under a Rule 10b5-1 trading plan adopted on March 5, 2026, indicating they were pre-scheduled rather than discretionary.

Insider Trade Summary 10b5-1

Net Seller: 50,000 shares

Net Sell 2 txns

Insider Calkins Matthew W

Role CEO and President

Sold 50,000 shs ($1.24M)

Type	Security	Shares	Price	Value
Sale	Class A Common Stock	37,515	$24.61	$923K
Sale	Class A Common Stock	12,485	$25.07	$313K

Holdings After Transaction: Class A Common Stock — 1,719,144 shares (Direct)

Footnotes (3)

1. F1. Represents sales that occurred automatically pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on March 5, 2026.
2. F2. The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $23.87 to $24.86, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.
3. F3. The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $24.87 to $25.24, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

Key Figures

Shares sold (total): 50,000 shares First sale size: 37,515 shares Second sale size: 12,485 shares +5 more

8 metrics

Shares sold (total) 50,000 shares Open-market sales of Class A Common Stock on July 7, 2026

First sale size 37,515 shares Class A Common Stock sold at $24.61 weighted average price

Second sale size 12,485 shares Class A Common Stock sold at $25.07 weighted average price

Weighted average price 1 $24.61 per share First reported sale of Class A Common Stock

Weighted average price 2 $25.07 per share Second reported sale of Class A Common Stock

Holdings after transaction (line 1) 1,731,629 shares Total shares following one reported sale

Holdings after transaction (line 2) 1,719,144 shares Total shares following the other reported sale

Net share change -50,000 shares Net-sell direction from transaction summary

Key Terms

Rule 10b5-1 trading plan, weighted average price, open-market sale, Class A Common Stock

4 terms

Rule 10b5-1 trading plan regulatory

"sales that occurred automatically pursuant to a Rule 10b5-1 trading plan"

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 price financial

"The price reported in Column 4 is a weighted average price."

Weighted average price is the average price of a security where each trade or component is counted according to its size, so bigger trades pull the average more than smaller ones. Think of it like calculating the average cost of a grocery haul where items you bought more of have greater influence on the final per-item cost. Investors use it to understand the true average price paid or received, judge execution quality, and compare trading performance against market movement.

open-market sale financial

"transaction_action: open-market sale"

An open-market sale is when a shareholder sells existing shares directly on a public exchange to any willing buyer, rather than through a private deal. Think of it like putting goods on a busy market stall where price is set by supply and demand; for investors it matters because such sales increase available supply, can put short-term downward pressure on the stock price, and signal changes in liquidity or investor confidence.

Class A Common Stock financial

"security_title: Class A Common Stock"

Class A common stock is a category of a company’s shares that carries a specific set of ownership rights—most commonly defined voting power and claims on dividends—set out in the company’s charter. For investors it matters because the class determines how much influence you have over corporate decisions, the share’s likely dividend and trading behavior, and how it compares in value to other share classes, like choosing a particular seat with different privileges at the company’s decision-making table.

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What insider transactions did APPN CEO Matthew Calkins report?

Matthew Calkins reported two open-market sales of APPIAN CORP Class A Common Stock totaling 50,000 shares on July 7, 2026. The trades were routine Form 4 disclosures showing partial share disposals rather than a complete exit from his position.

At what prices did the APPN insider sales occur?

The reported APPN insider sales occurred at weighted average prices of $24.61 and $25.07 per share. Each price reflects multiple trades within narrow ranges, as disclosed in the Form 4 footnotes, rather than single, all-or-nothing transactions.

How many APPN shares does Matthew Calkins hold after these sales?

Following the July 7, 2026 transactions, Matthew Calkins’ reported direct holdings remain around 1.7 million shares of APPIAN CORP Class A Common Stock. This indicates the 50,000 shares sold represent only a small fraction of his overall stake.

Were the APPN insider sales made under a Rule 10b5-1 plan?

Yes. The Form 4 footnotes state the APPIAN CORP share sales occurred automatically under a Rule 10b5-1 trading plan adopted on March 5, 2026. Such plans pre-schedule trades, reducing the significance of short-term timing decisions.

What type of APPN stock did Matthew Calkins sell?

The reported APPN insider transactions involved Class A Common Stock. Both Form 4 line items list sales of this security type, confirming they were standard common shares rather than derivatives, options, or other complex instruments.

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

Form 4 Insider Transactions: What Each Field Means →

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Accepted by SEC EDGAR 07/08/2026 - 04:15 PM Learn about SEC filing dates

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^*

Calkins Matthew W

(Last) (First) (Middle)

7950 JONES BRANCH DRIVE

(Street)

MCLEAN VIRGINIA 22102

(City) (State) (Zip)

UNITED STATES

(Country)

2. Issuer Name and Ticker or Trading Symbol
APPIAN CORP [ APPN ]

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

X	Director	X	10% Owner
X	Officer (give title below)		Other (specify below)
	CEO and President

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
07/07/2026

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
Class A Common Stock	07/07/2026		S(1)		37,515	D	$24.61(2)	1,731,629	D
Class A Common Stock	07/07/2026		S(1)		12,485	D	$25.07(3)	1,719,144	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. Represents sales that occurred automatically pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on March 5, 2026.

2. The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $23.87 to $24.86, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

3. The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $24.87 to $25.24, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

Remarks:

	/s/ Angela Patterson, Attorney-in-Fact	07/08/2026
	** 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)