PEGA insider files to sell 750 shares

Efstathios A. Kouninis reported a proposed sale of 750 shares of Common Stock related to restricted stock vesting under a registered plan.

Rhea-AI Filing Summary

Efstathios A. Kouninis reported a proposed sale of 750 shares of Common Stock related to restricted stock vesting under a registered plan. The filing also discloses recent open-market sales of 1,000, 750, and 750 shares on 03/17/2026, 05/29/2026, and 06/01/2026. Shares outstanding were 167,116,000 as of 06/16/2026.

Insights

Insider Transactions Analyst

Routine disclosure of planned and recent sales by an insider; procedural, not transformational.

The filing lists a proposed sale of 750 shares tied to restricted stock vesting and shows three recent sales totaling 2,500 shares on the dates disclosed. These entries are standard Form 144 reporting for sales by an affiliate.

Cash‑flow treatment and whether sales were open‑market or part of a plan are not detailed in the excerpt; subsequent filings may provide additional execution details.

Key Figures

Proposed sale: 750 shares Sale on 03/17/2026: 1,000 shares Sale on 05/29/2026: 750 shares +2 more

5 metrics

Proposed sale 750 shares restricted stock vesting under a registered plan, 03/04/2026

Sale on 03/17/2026 1,000 shares reported sale with amount $42,880

Sale on 05/29/2026 750 shares reported sale with amount $26,062.50

Sale on 06/01/2026 750 shares reported sale with amount $27,742.50

Shares outstanding 167,116,000 shares as of 06/16/2026

Key Terms

Form 144, Restricted Stock Vesting, Registered Plan

3 terms

Form 144 regulatory

"144: Securities To Be Sold"

Form 144 is a document that investors must file with the government when they plan to sell a large number of shares of a company's stock. It helps ensure transparency so everyone knows how many shares are being sold and when, which can impact the stock's price.

Restricted Stock Vesting financial

"Restricted Stock Vesting Under a Registered Plan"

Restricted stock vesting is the timetable and conditions under which shares granted to employees or insiders become fully owned and can be sold, typically requiring continued work or meeting performance goals. It matters to investors because large blocks of shares can become tradable at once, which can change share supply and price, and because vesting aligns insiders’ incentives with the company’s long‑term performance—think of it like a timed unlock that both rewards and locks in key people.

Registered Plan regulatory

"restricted stock vesting under a registered plan"

A registered plan is a savings or investment account that a government recognizes for special tax treatment and rules, such as limits on how much you can put in and conditions for withdrawals. For investors it matters because those rules change how much of your gains are taxed, how quickly your money can be accessed and what strategies make sense — like a labeled jar that gives tax breaks but comes with rules about when and how you can take the money out.

FAQ

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

What does the PEGA Form 144 filed by Efstathios A. Kouninis report?

It reports a proposed sale of 750 shares tied to restricted stock vesting under a registered plan, plus recent sales of 1,000, 750, and 750 shares on the dates listed in the filing.

When were the recent sales by Efstathios A. Kouninis executed?

The filing lists sales on 03/17/2026 (1,000 shares), 05/29/2026 (750 shares), and 06/01/2026 (750 shares), with the dollar amounts recorded alongside each transaction.

How many shares outstanding does the filing show for PEGA?

The excerpt shows 167,116,000 shares outstanding as of 06/16/2026. This figure is presented as an issuer-level outstanding share count in the filing excerpt.

Are proceeds or method of sale specified in the excerpt?

The excerpt lists per-transaction dollar amounts for past sales but does not attach a specific proceeds recipient or detailed method of distribution to the proposed 750-share sale in the provided text.

Does the Form 144 indicate these sales are part of a trading plan?

The provided excerpt does not state that the sales were made pursuant to a Rule 10b5-1 trading plan or any prearranged plan; no such plan language appears in the visible content.

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

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Accepted by SEC EDGAR 06/16/2026 - 04:14 PM EDT Learn about SEC filing dates

Form 144 Filer Information	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 144 NOTICE OF PROPOSED SALE OF SECURITIES PURSUANT TO RULE 144 UNDER THE SECURITIES ACT OF 1933
FORM 144

144: Filer Information

Filer CIK	0001353196
Filer CCC	XXXXXXXX
Is this a LIVE or TEST Filing?	LIVE TEST
Submission Contact Information
Name
Phone
E-Mail Address

144: Issuer Information

Name of Issuer	PEGASYSTEMS INC.
SEC File Number	001-11859
Address of Issuer	225 WYMAN STREET STE 300 WALTHAM MASSACHUSETTS 02451-1293
Phone	6173749600
Name of Person for Whose Account the Securities are To Be Sold	EFSTATHIOS A KOUNINIS
See the definition of "person" in paragraph (a) of Rule 144. Information is to be given not only as to the person for whose account the securities are to be sold but also as to all other persons included in that definition. In addition, information shall be given as to sales by all persons whose sales are required by paragraph (e) of Rule 144 to be aggregated with sales for the account of the person filing this notice.
Relationship to Issuer	Officer

144: Securities Information

Title of the Class of Securities To Be Sold	Name and Address of the Broker	Number of Shares or Other Units To Be Sold	Aggregate Market Value	Number of Shares or Other Units Outstanding	Approximate Date of Sale	Name the Securities Exchange
Common	Morgan Stanley Smith Barney LLC Executive Financial Services 1 New York Plaza 8th Floor New York NY 10004	750	24235.35	167116000	06/16/2026	NASDAQ

Furnish the following information with respect to the acquisition of the securities to be sold and with respect to the payment of all or any part of the purchase price or other consideration therefor:

144: Securities To Be Sold

Title of the Class	Date you Acquired	Nature of Acquisition Transaction	Name of Person from Whom Acquired	Is this a Gift?	Date Donor Acquired	Amount of Securities Acquired	Date of Payment	Nature of Payment *
Common	03/04/2026	Restricted Stock Vesting Under a Registered Plan	Issuer			750	03/04/2026	Not Applicable

* If the securities were purchased and full payment therefor was not made in cash at the time of purchase, explain in the table or in a note thereto the nature of the consideration given. If the consideration consisted of any note or other obligation, or if payment was made in installments describe the arrangement and state when the note or other obligation was discharged in full or the last installment paid.

Furnish the following information as to all securities of the issuer sold during the past 3 months by the person for whose account the securities are to be sold.

144: Securities Sold During The Past 3 Months

Name and Address of Seller	Title of Securities Sold	Date of Sale	Amount of Securities Sold	Gross Proceeds
EFSTATHIOS A KOUNINIS 225 Wyman Street Waltham MA 02451	Common	06/01/2026	750	27742.50
EFSTATHIOS A KOUNINIS 225 Wyman Street Waltham MA 02451	Common	05/29/2026	750	26062.50
EFSTATHIOS A KOUNINIS 225 Wyman Street Waltham MA 02451	Common	03/17/2026	1000	42880.00

144: Remarks and Signature

Remarks
Date of Notice	06/16/2026
ATTENTION:
The person for whose account the securities to which this notice relates are to be sold hereby represents by signing this notice that he does not know any material adverse information in regard to the current and prospective operations of the Issuer of the securities to be sold which has not been publicly disclosed. If such person has adopted a written trading plan or given trading instructions to satisfy Rule 10b5-1 under the Exchange Act, by signing the form and indicating the date that the plan was adopted or the instruction given, that person makes such representation as of the plan adoption or instruction date.
Signature	/s/ Efstathios Kouninis
ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001)