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CIK 0001013857 · Large accelerated filer

PEGASYSTEMS INC

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Ticker
PEGA
Exchange
Nasdaq
Industry
Services-Computer Processing & Data Preparation
FY end
Dec 31
Incorporated
MA
Entity type
operating
EIN
042787865
Phone
6173749600
Business address
225 WYMAN STREET, STE 300, WALTHAM, MA, 02451-1293
Open-market buys, last 90 days
$0
in 0 filings
Open-market sales, last 90 days
$2,920,038
in 12 filings, $106K under 10b5-1 plans

Net −$2,920,038. Shares bought or sold at a price by officers, directors and 10% owners (Form 4 codes P and S). Grants, option exercises and tax withholding aren't counted.

Pace of trading Bought Sold

Who's trading

90 days

  1. STILLWELL KENNETH −$2.0M COO, CFO sold 39% of stake
  2. Akgonul Rifat Kerim −$604K Chief Product Officer sold 15% of stake
  3. KOUNINIS EFSTATHIOS A −$115K SVP, Chief Accounting Officer sold 75% of stake
  4. LEDINGHAM DIANNE −$106K Director sold 7% of stake
  5. WEBER LARRY −$100K Director sold 21% of stake

Reading 100 more Form 4s from the SEC; this list fills in as they're read.

Date Insider Transaction Shares Price Value Owned after
2026-09-16 KOUNINIS EFSTATHIOS A SVP, Chief Accounting Officer Sale −982 $37.35 $37K 1,009
2026-09-07 KOUNINIS EFSTATHIOS A SVP, Chief Accounting Officer Option exercise +334 2,073
2026-09-07 KOUNINIS EFSTATHIOS A SVP, Chief Accounting Officer Shares withheld for taxes −82 $37.36 $3K 1,991
2026-09-07 KOUNINIS EFSTATHIOS A SVP, Chief Accounting Officer Option exercise · Restricted Stock Units −334 664
2026-09-05 KOUNINIS EFSTATHIOS A SVP, Chief Accounting Officer Option exercise +440 1,847
2026-09-05 KOUNINIS EFSTATHIOS A SVP, Chief Accounting Officer Shares withheld for taxes −108 $37.36 $4K 1,739
2026-09-05 KOUNINIS EFSTATHIOS A SVP, Chief Accounting Officer Option exercise · Restricted Stock Units −440 2,642
2026-09-04 KOUNINIS EFSTATHIOS A SVP, Chief Accounting Officer Option exercise +322 1,486
2026-09-04 KOUNINIS EFSTATHIOS A SVP, Chief Accounting Officer Shares withheld for taxes −79 $37.72 $3K 1,407
2026-09-04 KOUNINIS EFSTATHIOS A SVP, Chief Accounting Officer Option exercise · Restricted Stock Units −322 3,232
2026-09-03 KOUNINIS EFSTATHIOS A SVP, Chief Accounting Officer Option exercise +2,500 $16.95 $42K 3,664
2026-09-03 KOUNINIS EFSTATHIOS A SVP, Chief Accounting Officer Shares withheld for taxes −1,437 $38.75 $56K 2,227
2026-09-03 KOUNINIS EFSTATHIOS A SVP, Chief Accounting Officer Sale −1,063 $38.75 $41K 1,164
2026-09-03 KOUNINIS EFSTATHIOS A SVP, Chief Accounting Officer Option exercise · Stock Options −2,500 6,800
2026-09-01 KOUNINIS EFSTATHIOS A SVP, Chief Accounting Officer Option exercise +206 1,215
2026-09-01 KOUNINIS EFSTATHIOS A SVP, Chief Accounting Officer Shares withheld for taxes −51 $36.81 $2K 1,164
2026-09-01 KOUNINIS EFSTATHIOS A SVP, Chief Accounting Officer Option exercise · Restricted Stock Units −206 412
2026-08-31 KOUNINIS EFSTATHIOS A SVP, Chief Accounting Officer Option exercise +2,500 $16.95 $42K 3,509
2026-08-31 KOUNINIS EFSTATHIOS A SVP, Chief Accounting Officer Shares withheld for taxes −1,488 $36.50 $54K 2,021
2026-08-31 KOUNINIS EFSTATHIOS A SVP, Chief Accounting Officer Sale −1,012 $36.50 $37K 1,009

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