Nasdaq · CIK 0001013857
PEGA PEGASYSTEMS INC
Insider trading from SEC Form 4. Last filing 8 d ago. Close $35.65 on Oct 9, 2026, +38% from the 52-week low and -46% from the high.
In brief
PEGASYSTEMS INC (PEGA) has 224 SEC Form 4 filings on file from 8 insiders, the latest filed on Oct 5, 2026. In the last 90 days insiders made 0 open-market buys worth $0 and 9 open-market sells worth $2.0M, net -$2.0M.
86 open-market trades have been scored at PEGA. The newest: Dianne Ledingham (director) sold $34k of stock on Oct 1, 2026, filed Oct 5, 2026, scored 1 (weak), under a 10b5-1 plan. The largest of the 50 shown: Alan Trefler (C.E.O. & Chairman) sold $5.4M on Oct 21, 2025, scored 40 (moderate), under a 10b5-1 plan. 4 insiders sold within 14 days of each other around Sep 16, 2026.
25 Form 144 notices of planned sales are on file, the latest filed Oct 1, 2026.
Last 90 days
Net insider value
-$2.0M
more sold than bought
Buys
0
$0 by 0 insiders
Sells
9
$2.0M by 4 insiders
Insiders on file
8
with a Form 4 at this company
Price and insider trades, last year
PEGAOct 9, 2026 · close 35.65
Daily candles, adjusted for splits and dividends. Green arrows are insider buys, red are sells, sized by value. Click a marked bar to open the signal.Charts by TradingView Lightweight Charts™
Signals
Open-market buys and sells at PEGASYSTEMS INC, scored: the newest 50 of 86.
| Score | Insider | Value | Holdings | Price context | Filed |
|---|---|---|---|---|---|
| 1Weak | Dianne Ledingham director sell | $34k 1,000 shares | -3% | +33% from low-48% from high | |
| 46Moderate | Efstathios A Kouninis SVP, Chief Accounting Officer sell | $37k 982 shares | -49% | +42% from low-44% from high | |
| 16Weak | Dianne Ledingham director sell | $38k 1,000 shares | -2% | +45% from low-43% from high | |
| 43Moderate | Rifat Kerim Akgonul Chief Product Officer sell | $252k 7,000 shares | -6% | +40% from low-45% from high | |
| 72Notable | Kenneth Stillwell COO, CFO sell | $1.4M 39,627 shares | -29% | +40% from low-45% from high | |
| 31Weak | Efstathios A Kouninis SVP, Chief Accounting Officer sell | $41k 1,063 shares | -48% | +46% from low-43% from high | |
| 41Moderate | Efstathios A Kouninis SVP, Chief Accounting Officer sell | $37k 1,012 shares | -50% | +42% from low-45% from high | |
| 33Weak | Rifat Kerim Akgonul Chief Product Officer sell | $102k 3,000 shares | -3% | +31% from low-49% from high | |
| 42Moderate | Efstathios A Kouninis SVP, Chief Accounting Officer sell | $56k 1,720 shares | -63% | +26% from low-51% from high | |
| 20Weak | Efstathios A Kouninis SVP, Chief Accounting Officer sell | $24k 750 shares | -24% | 0% from low-51% from high | |
| 25Weak | Efstathios A Kouninis SVP, Chief Accounting Officer sell | $54k 1,500 shares | -41% | +9% from low-46% from high | |
| 41Moderate | Rifat Kerim Akgonul Chief Product Officer sell | $152k 4,545 shares | -4% | +2% from low-50% from high | |
| 29Weak | Kenneth Stillwell COO, CFO sell | $306k 8,383 shares | -7% | +5% from low-44% from high | |
| 8Weak | Kenneth Stillwell COO, CFO sell | $43k 1,000 shares | -1% | +36% from low-36% from high | |
| 41Moderate | Efstathios A Kouninis SVP, Chief Accounting Officer sell | $43k 1,000 shares | -23% | +36% from low-36% from high | |
| 30Weak | Rifat Kerim Akgonul Chief Product Officer sell | $330k 7,594 shares | -6% | +37% from low-36% from high | |
| 30Weak | Rifat Kerim Akgonul Chief Product Officer sell | $352k 8,088 shares | -7% | +40% from low-35% from high | |
| 44Moderate | Leon Trefler Chief of Clients and Markets sell | $300k 6,700 shares | -5% | +43% from low-33% from high | |
| 72Notable | Kenneth Stillwell COO, CFO sell | $2.0M 44,000 shares | -29% | +43% from low-33% from high | |
| 29Weak | Rifat Kerim Akgonul Chief Product Officer sell | $307k 7,000 shares | -7% | +43% from low-33% from high | |
| 8Weak | Kenneth Stillwell COO, CFO sell | $43k 1,000 shares | -1% | +43% from low-33% from high | |
| 40Moderate | Alan Trefler C.E.O. & Chairman sell | $1.3M 29,672 shares | -0% | +43% from low-33% from high | |
| 44Moderate | Rifat Kerim Akgonul Chief Product Officer sell | $302k 7,000 shares | -6% | +41% from low-34% from high | |
| 23Weak | Kenneth Stillwell COO, CFO sell | $44k 1,000 shares | -1% | +40% from low-35% from high | |
| 33Weak | Alan Trefler C.E.O. & Chairman sell | $4.4M 90,000 shares | -0% | +54% from low-28% from high | |
| 15Weak | Kenneth Stillwell COO, CFO sell | $240k 4,000 shares | -3% | +80% from low-16% from high | |
| 40Moderate | Alan Trefler C.E.O. & Chairman sell | $5.3M 90,000 shares | -0% | +84% from low-14% from high | |
| 8Weak | Rifat Kerim Akgonul Chief Product Officer sell | $241k 4,000 shares | -3% | +94% from low-9% from high | |
| 45Moderate | Kenneth Stillwell COO, CFO sell | $834k 14,405 shares | -10% | +93% from low-10% from high | |
| 40Moderate | Alan Trefler C.E.O. & Chairman sell | $5.3M 90,000 shares | -0% | +91% from low-11% from high | |
| 43Moderate | Kenneth Stillwell COO, CFO sell | $711k 11,442 shares | -8% | +102% from low-5% from high | |
| 49Moderate | Efstathios A Kouninis SVP, Chief Accounting Officer sell | $298k 4,425 shares | -96% | +114% from low0% from high | |
| 52Moderate | Kenneth Stillwell COO, CFO sell | $1.1M 17,171 shares | -12% | +113% from low0% from high | |
| 48Moderate | Efstathios A Kouninis SVP, Chief Accounting Officer sell | $262k 3,993 shares | -95% | +111% from low0% from high | |
| 44Moderate | Leon Trefler Chief of Clients and Markets sell | $942k 14,865 shares | -11% | +111% from low0% from high | |
| 40Moderate | Alan Trefler C.E.O. & Chairman sell | $5.4M 90,000 shares | -0% | +83% from low-5% from high | |
| 40Moderate | Alan Trefler C.E.O. & Chairman sell | $2.6M 45,000 shares | -0% | +88% from low-3% from high | |
| 40Moderate | Alan Trefler C.E.O. & Chairman sell | $2.6M 45,000 shares | -0% | +86% from low-4% from high | |
| 46Moderate | Efstathios A Kouninis SVP of Finance & CAO sell | $150k 2,544 shares | -100% | +90% from low-2% from high | |
| 50Moderate | Efstathios A Kouninis SVP of Finance & CAO sell | $14k 252 shares | -100% | +86% from low-4% from high | |
| 46Moderate | Larry Weber director sell | $150k 2,636 shares | -20% | +81% from low-7% from high | |
| 8Weak | Rifat Kerim Akgonul Chief Product Officer sell | $228k 4,000 shares | -5% | +84% from low-5% from high | |
| 40Moderate | Efstathios A Kouninis SVP of Finance & CAO sell | $32k 567 shares | -100% | +78% from low-8% from high | |
| 11Weak | Rifat Kerim Akgonul Chief Product Officer sell | $377k 7,000 shares | -9% | +72% from low-11% from high | |
| 40Moderate | Alan Trefler C.E.O. & Chairman sell | $5.2M 90,000 shares | -0% | +83% from low-5% from high | |
| 30Weak | Kenneth Stillwell COO, CFO sell | $879k 15,147 shares | -12% | +84% from low-5% from high | |
| 56Moderate | Efstathios A Kouninis SVP of Finance & CAO sell | $35k 582 shares | -100% | +92% from low0% from high | |
| 39Weak | Rifat Kerim Akgonul Chief Product Officer sell | $571k 9,879 shares | -11% | +86% from low0% from high | |
| 40Moderate | Alan Trefler C.E.O. & Chairman sell | $2.3M 45,000 shares | -0% | +65% from low-8% from high | |
| 33Weak | Alan Trefler C.E.O. & Chairman sell | $2.4M 45,000 shares | -0% | +72% from low-5% from high |
Planned sales
Form 144 notices filed before a sale of restricted or control stock, newest first. The sale itself usually reaches a Form 4 within days. All planned sales
| Filed | Seller | Shares | Value | Sale date | Past 3 months |
|---|---|---|---|---|---|
| Oct 1, 2026 | Dianne Ledingham Family Legacy Trust U/A DTD 3/12/2025 Affiliate of the Director | 1,000 0.00% of outstanding | $34k | Oct 1, 2026 | $38k |
| Sep 16, 2026 | EFSTATHIOS A KOUNINIS Officer | 982 0.00% of outstanding | $37k | Sep 16, 2026 | $159k |
| Sep 15, 2026 | Dianne Ledingham Family Legacy Trust U/A DTD 3/12/2025 Affiliate of the Director | 1,000 0.00% of outstanding | $38k | Sep 15, 2026 | none |
| Sep 11, 2026 | RIFAT KERIM AKGONUL Officer | 7,000 0.00% of outstanding | $252k | Sep 11, 2026 | $102k |
| Sep 11, 2026 | KENNETH STILLWELL JR. Officer | 39,627 0.02% of outstanding | $1.4M | Sep 11, 2026 | none |
| Sep 3, 2026 | EFSTATHIOS A KOUNINIS Officer | 1,063 0.00% of outstanding | $41k | Sep 3, 2026 | $117k |
| Aug 31, 2026 | EFSTATHIOS A KOUNINIS Officer | 1,012 0.00% of outstanding | $37k | Aug 31, 2026 | $108k |
| Aug 25, 2026 | RIFAT KERIM AKGONUL Officer | 3,000 0.00% of outstanding | $102k | Aug 25, 2026 | none |
| Aug 10, 2026 | EFSTATHIOS A KOUNINIS Officer | 860 0.00% of outstanding | $28k | Aug 10, 2026 | $106k |
| Aug 7, 2026 | EFSTATHIOS A KOUNINIS Officer | 860 0.00% of outstanding | $28k | Aug 7, 2026 | $78k |
| Jun 16, 2026 | EFSTATHIOS A KOUNINIS Officer | 750 0.00% of outstanding | $24k | Jun 16, 2026 | $97k |
| Jun 15, 2026 | TREFLER ALAN Officer, 10% Stockholder | 50,000 0.03% of outstanding | $1.6M | Jun 15, 2026 | none |
| Jun 1, 2026 | EFSTATHIOS A KOUNINIS Officer | 750 0.00% of outstanding | $28k | Jun 1, 2026 | $69k |
| May 29, 2026 | EFSTATHIOS A KOUNINIS Officer | 750 0.00% of outstanding | $26k | May 29, 2026 | $43k |
| May 19, 2026 | RIFAT KERIM AKGONUL Officer | 4,545 0.00% of outstanding | $152k | May 19, 2026 | $989k |
| May 5, 2026 | KENNETH STILLWELL JR. Officer | 8,383 0.01% of outstanding | $306k | May 5, 2026 | $2.1M |
| Apr 1, 2026 | KENNETH STILLWELL Officer | 1,000 0.00% of outstanding | $43k | Apr 1, 2026 | $2.3M |
| Mar 17, 2026 | EFSTATHIOS A KOUNINIS Officer | 1,000 0.00% of outstanding | $43k | Mar 17, 2026 | none |
| Mar 16, 2026 | RIFAT KERIM AKGONUL Officer | 7,594 0.00% of outstanding | $329k | Mar 16, 2026 | $961k |
| Mar 11, 2026 | RIFAT KERIM AKGONUL Officer | 8,088 0.00% of outstanding | $352k | Mar 11, 2026 | $609k |
| Mar 10, 2026 | LEON TREFLER Officer | 6,700 0.00% of outstanding | $300k | Mar 10, 2026 | none |
| Mar 10, 2026 | KENNETH STILLWELL JR. Officer | 44,000 0.03% of outstanding | $2.0M | Mar 10, 2026 | $327k |
| Mar 2, 2026 | RIFAT KERIM AKGONUL Officer | 7,000 0.00% of outstanding | $307k | Mar 2, 2026 | $543k |
| Mar 2, 2026 | KENNETH STILLWELL Officer | 1,000 0.00% of outstanding | $44k | Mar 2, 2026 | $1.1M |
| Feb 17, 2026 | TREFLER ALAN Officer, Director, 10% Stockholder | 50,000 0.03% of outstanding | $2.2M | Feb 17, 2026 | $9.7M |
Transactions
The newest 50 of 942 rows filed, every code.
| Date | Insider | Transaction | Shares | Price | Value | Holdings after | Filed |
|---|---|---|---|---|---|---|---|
| Oct 1, 2026 | Dianne Ledingham director | SOpen-market sale Common stockindirect: Dianne Ledingham Family Legacy Trust10b5-1 | -1,000 | $34.15 | $34k | 38,280 | 8 d ago |
| Sep 15, 2026 | Dianne Ledingham director | SOpen-market sale Common stockindirect: Dianne Ledingham Family Legacy Trust10b5-1 | -1,000 | $38.00 | $38k | 39,280 | 26 d ago |
| Sep 16, 2026 | Efstathios A Kouninis SVP, Chief Accounting Officer | SOpen-market sale Common stock | -982 | $37.35 | $37k | 1,009 | 26 d ago |
| Sep 14, 2026 | Alan Trefler C.E.O. & Chairman | GGift Common stockindirect: Alan N. Trefler Grantor Retained Annuity Trust II of 2024 | -2,399,690 | $0.00 | $0 | 0 | 27 d ago |
| Sep 14, 2026 | Alan Trefler C.E.O. & Chairman | GGift Common stockindirect: Alan N. Trefler Grantor Retained Annuity Trust I of 2024 | -2,999,613 | $0.00 | $0 | 0 | 27 d ago |
| Sep 14, 2026 | Alan Trefler C.E.O. & Chairman | GGift Common stockindirect: Alan N. Trefler Irrevocable Non-GST Trust of 2022 | +5,399,303 | $0.00 | $0 | 16,275,828 | 27 d ago |
| Sep 11, 2026 | Kenneth Stillwell COO, CFO | SOpen-market sale Common stock | -39,627 | $35.77 | $1.4M | 95,225 | 28 d ago |
| Sep 11, 2026 | Rifat Kerim Akgonul Chief Product Officer | SOpen-market sale Common stock | -7,000 | $36.03 | $252k | 104,804 | 28 d ago |
| Sep 4, 2026 | Efstathios A Kouninis SVP, Chief Accounting Officer | MOption exercise Common stock | +322 | $0.00 | $0 | 1,486 | 34 d ago |
| Sep 4, 2026 | John Gerard Higgins Chief, Client &Partner Success | MOption exercise Common stock | +1,616 | $0.00 | $0 | 59,032 | 34 d ago |
| Sep 4, 2026 | Rifat Kerim Akgonul Chief Product Officer | MOption exercise Common stock | +1,616 | $0.00 | $0 | 110,272 | 34 d ago |
| Sep 4, 2026 | Kenneth Stillwell COO, CFO | MOption exercise Common stock | +3,232 | $0.00 | $0 | 130,290 | 34 d ago |
| Sep 4, 2026 | Leon Trefler Chief of Clients and Markets | MOption exercise Common stock | +1,616 | $0.00 | $0 | 129,340 | 34 d ago |
| Sep 4, 2026 | Kenneth Stillwell COO, CFO | FTax withholding Common stock | -1,272 | $37.72 | $48k | 129,018 | 34 d ago |
| Sep 4, 2026 | Leon Trefler Chief of Clients and Markets | FTax withholding Common stock | -636 | $37.72 | $24k | 128,704 | 34 d ago |
| Sep 4, 2026 | Rifat Kerim Akgonul Chief Product Officer | FTax withholding Common stock | -782 | $37.72 | $29k | 109,490 | 34 d ago |
| Sep 4, 2026 | Efstathios A Kouninis SVP, Chief Accounting Officer | FTax withholding Common stock | -79 | $37.72 | $2,980 | 1,407 | 34 d ago |
| Sep 4, 2026 | John Gerard Higgins Chief, Client &Partner Success | FTax withholding Common stock | -902 | $37.72 | $34k | 58,130 | 34 d ago |
| Sep 5, 2026 | Leon Trefler Chief of Clients and Markets | MOption exercise Common stock | +2,202 | $0.00 | $0 | 130,906 | 34 d ago |
| Sep 5, 2026 | Kenneth Stillwell COO, CFO | MOption exercise Common stock | +4,402 | $0.00 | $0 | 133,420 | 34 d ago |
| Sep 5, 2026 | Rifat Kerim Akgonul Chief Product Officer | MOption exercise Common stock | +2,202 | $0.00 | $0 | 111,692 | 34 d ago |
| Sep 5, 2026 | John Gerard Higgins Chief, Client &Partner Success | MOption exercise Common stock | +2,202 | $0.00 | $0 | 60,332 | 34 d ago |
| Sep 5, 2026 | Efstathios A Kouninis SVP, Chief Accounting Officer | MOption exercise Common stock | +440 | $0.00 | $0 | 1,847 | 34 d ago |
| Sep 5, 2026 | Kenneth Stillwell COO, CFO | FTax withholding Common stock | -1,733 | $37.36 | $65k | 131,687 | 34 d ago |
| Sep 5, 2026 | Leon Trefler Chief of Clients and Markets | FTax withholding Common stock | -867 | $37.36 | $32k | 130,039 | 34 d ago |
| Sep 5, 2026 | John Gerard Higgins Chief, Client &Partner Success | FTax withholding Common stock | -1,229 | $37.36 | $46k | 59,103 | 34 d ago |
| Sep 5, 2026 | Rifat Kerim Akgonul Chief Product Officer | FTax withholding Common stock | -1,065 | $37.36 | $40k | 110,627 | 34 d ago |
| Sep 5, 2026 | Efstathios A Kouninis SVP, Chief Accounting Officer | FTax withholding Common stock | -108 | $37.36 | $4,035 | 1,739 | 34 d ago |
| Sep 7, 2026 | John Gerard Higgins Chief, Client &Partner Success | MOption exercise Common stock | +2,280 | $0.00 | $0 | 61,383 | 34 d ago |
| Sep 7, 2026 | Leon Trefler Chief of Clients and Markets | MOption exercise Common stock | +2,658 | $0.00 | $0 | 132,697 | 34 d ago |
| Sep 7, 2026 | Rifat Kerim Akgonul Chief Product Officer | MOption exercise Common stock | +2,280 | $0.00 | $0 | 112,907 | 34 d ago |
| Sep 7, 2026 | Kenneth Stillwell COO, CFO | MOption exercise Common stock | +5,220 | $0.00 | $0 | 136,907 | 34 d ago |
| Sep 7, 2026 | Efstathios A Kouninis SVP, Chief Accounting Officer | MOption exercise Common stock | +334 | $0.00 | $0 | 2,073 | 34 d ago |
| Sep 7, 2026 | Efstathios A Kouninis SVP, Chief Accounting Officer | FTax withholding Common stock | -82 | $37.36 | $3,064 | 1,991 | 34 d ago |
| Sep 7, 2026 | Leon Trefler Chief of Clients and Markets | FTax withholding Common stock | -1,046 | $37.36 | $39k | 131,651 | 34 d ago |
| Sep 7, 2026 | Rifat Kerim Akgonul Chief Product Officer | FTax withholding Common stock | -1,103 | $37.36 | $41k | 111,804 | 34 d ago |
| Sep 7, 2026 | Kenneth Stillwell COO, CFO | FTax withholding Common stock | -2,055 | $37.36 | $77k | 134,852 | 34 d ago |
| Sep 7, 2026 | John Gerard Higgins Chief, Client &Partner Success | FTax withholding Common stock | -1,273 | $37.36 | $48k | 60,110 | 34 d ago |
| Sep 4, 2026 | Rifat Kerim Akgonul Chief Product Officer | MOption exercise Restricted Stock Unitsderivative | -1,616 | $0.00 | $0 | 16,154 | 34 d ago |
| Sep 4, 2026 | John Gerard Higgins Chief, Client &Partner Success | MOption exercise Restricted Stock Unitsderivative | -1,616 | $0.00 | $0 | 16,154 | 34 d ago |
| Sep 4, 2026 | Efstathios A Kouninis SVP, Chief Accounting Officer | MOption exercise Restricted Stock Unitsderivative | -322 | $0.00 | $0 | 3,232 | 34 d ago |
| Sep 4, 2026 | Leon Trefler Chief of Clients and Markets | MOption exercise Restricted Stock Unitsderivative | -1,616 | $0.00 | $0 | 16,154 | 34 d ago |
| Sep 5, 2026 | Efstathios A Kouninis SVP, Chief Accounting Officer | MOption exercise Restricted Stock Unitsderivative | -440 | $0.00 | $0 | 2,642 | 34 d ago |
| Sep 5, 2026 | Leon Trefler Chief of Clients and Markets | MOption exercise Restricted Stock Unitsderivative | -2,202 | $0.00 | $0 | 13,206 | 34 d ago |
| Sep 4, 2026 | Kenneth Stillwell COO, CFO | MOption exercise Restricted Stock Unitsderivative | -3,232 | $0.00 | $0 | 32,308 | 34 d ago |
| Sep 5, 2026 | Rifat Kerim Akgonul Chief Product Officer | MOption exercise Restricted Stock Unitsderivative | -2,202 | $0.00 | $0 | 13,206 | 34 d ago |
| Sep 5, 2026 | John Gerard Higgins Chief, Client &Partner Success | MOption exercise Restricted Stock Unitsderivative | -2,202 | $0.00 | $0 | 13,206 | 34 d ago |
| Sep 7, 2026 | Efstathios A Kouninis SVP, Chief Accounting Officer | MOption exercise Restricted Stock Unitsderivative | -334 | $0.00 | $0 | 664 | 34 d ago |
| Sep 5, 2026 | Kenneth Stillwell COO, CFO | MOption exercise Restricted Stock Unitsderivative | -4,402 | $0.00 | $0 | 26,414 | 34 d ago |
| Sep 7, 2026 | Leon Trefler Chief of Clients and Markets | MOption exercise Restricted Stock Unitsderivative | -2,658 | $0.00 | $0 | 5,316 | 34 d ago |
50 of 942 rows shown.
Insiders
Everyone who has filed a Form 4 here.
- Rifat Kerim AkgonulChief Product Officer
- John Gerard HigginsChief, Client &Partner Success
- Efstathios A KouninisSVP, Chief Accounting Officer
- Dianne Ledinghamdirector
- Kenneth StillwellCOO, CFO
- Alan TreflerC.E.O. & Chairman
- Leon TreflerChief of Clients and Markets
- Larry Weberdirector
Questions about PEGA
Answered from the filings on this page, as of the latest one.
Are insiders buying PEGA?
As of Oct 5, 2026, SEC Form 4 filings show 0 open-market buys worth $0 by 0 insiders and 9 open-market sells worth $2.0M by 4 insiders at PEGASYSTEMS INC in the last 90 days, net -$2.0M. Only purchases (code P) and sales (code S) count; grants, option exercises and tax withholding do not.
Who was the last insider to trade PEGA on the open market?
Dianne Ledingham (director) sold $34k of PEGA on Oct 1, 2026 and filed the Form 4 on Oct 5, 2026. InsiderTell scored 1 (weak), under a 10b5-1 plan.
How many insiders file Form 4 at PEGASYSTEMS INC?
8 people have filed a Form 4 at PEGASYSTEMS INC, among them Rifat Kerim Akgonul (Chief Product Officer), John Gerard Higgins (Chief, Client &Partner Success), Efstathios A Kouninis (SVP, Chief Accounting Officer). Officers, directors and holders of more than 10% of a share class must report their trades within two business days.
Not investment advice. Scores and forward returns are decision support built from public SEC filings and past prices; they describe what happened after comparable filings, not what will happen after this one. Do your own research and size your risk.