STILLWELL KENNETH

Officer · PEGA

As of 2026-09-16, STILLWELL KENNETH has 189 Form 4 transactions on record across 1 company — 93 in the trailing 12 months.

Everything this person has disclosed to the SEC on Form 4 — across every company they file for — reconstructed from the public record. A filing history, not a tip sheet.

Pattern in the record: open-market sales filed in May in multiple years since 2025 — a recurring calendar cadence, more consistent with scheduled activity than a one-off decision.

Reconstructed holdings

Direct: $3.5MIndirect: $70K$3.6Mas of 2026-09-16
  • Direct $3.5M
  • Indirect $70K
PEGAdirect95,225 sh$3.5M
PEGAindirect1,908 sh$70K

Reconstructed from this person's own Form 4 filings — the total each filing reported owning afterward, priced at the close on the as-of date shown. A filed position can lag the real one.

Direct and indirect holdings (e.g. through a trust or fund) are tagged separately, as filed.

Trades by company

PEGA · 189 trades
2026-09-11: Sale, 39,627 sh ($1.4M)2026-09-07: Withheld for tax, 2,055 sh ($77K)2026-09-07: Option exercise, 5,220 sh ($0)2026-09-07: Option exercise, 5,220 sh ($0)2026-09-05: Withheld for tax, 1,733 sh ($65K)2026-09-05: Option exercise, 4,402 sh ($0)2026-09-05: Option exercise, 4,402 sh ($0)2026-09-04: Withheld for tax, 1,272 sh ($48K)2026-09-04: Option exercise, 3,232 sh ($0)2026-09-04: Option exercise, 3,232 sh ($0)2026-09-01: Withheld for tax, 925 sh ($34K)2026-09-01: Option exercise, 2,350 sh ($0)2026-09-01: Option exercise, 2,350 sh ($0)2026-08-10: Withheld for tax, 18,292 sh ($602K)2026-08-10: Option exercise, 25,920 sh ($439K)2026-08-10: Option exercise, 25,920 sh ($0)2026-06-07: Withheld for tax, 2,055 sh ($71K)2026-06-07: Option exercise, 5,222 sh ($0)2026-06-07: Option exercise, 5,222 sh ($0)2026-06-05: Withheld for tax, 1,733 sh ($61K)2026-06-05: Option exercise, 4,402 sh ($0)2026-06-05: Option exercise, 4,402 sh ($0)2026-06-04: Withheld for tax, 1,272 sh ($45K)2026-06-04: Option exercise, 3,230 sh ($0)2026-06-04: Option exercise, 3,230 sh ($0)2026-06-01: Withheld for tax, 926 sh ($33K)2026-06-01: Option exercise, 2,352 sh ($0)2026-06-01: Option exercise, 2,352 sh ($0)2026-05-05: Withheld for tax, 17,537 sh ($637K)2026-05-05: Option exercise, 25,920 sh ($439K)2026-05-05: Sale, 8,383 sh ($306K)2026-05-05: Option exercise, 25,920 sh ($0)2026-04-01: Sale, 1,000 sh ($43K)2026-03-10: Sale, 44,000 sh ($2.0M)2026-03-07: Withheld for tax, 2,055 sh ($97K)2026-03-07: Option exercise, 5,220 sh ($0)2026-03-07: Option exercise, 5,220 sh ($0)2026-03-05: Withheld for tax, 1,733 sh ($82K)2026-03-05: Option exercise, 4,402 sh ($0)2026-03-05: Option exercise, 4,402 sh ($0)2026-03-04: Withheld for tax, 4,195 sh ($189K)2026-03-04: Withheld for tax, 2,624 sh ($118K)2026-03-04: Option exercise, 6,668 sh ($0)2026-03-04: Option exercise, 12,924 sh ($0)2026-03-04: Option exercise, 6,668 sh ($0)2026-03-04: Option exercise, 12,924 sh ($0)2026-03-03: Award / grant, 6,469 sh ($0)2026-03-03: Award / grant, 44,683 sh ($0)2026-03-03: Award / grant, 113,896 sh ($0)2026-03-02: Sale, 1,000 sh ($43K)2026-03-02: Withheld for tax, 281 sh ($12K)2026-03-02: Option exercise, 1,152 sh ($0)2026-03-02: Option exercise, 1,152 sh ($0)2026-03-01: Withheld for tax, 573 sh ($25K)2026-03-01: Option exercise, 2,350 sh ($0)2026-03-01: Option exercise, 2,350 sh ($0)2026-02-12: Withheld for tax, 14,932 sh ($587K)2026-02-12: Option exercise, 25,920 sh ($439K)2026-02-12: Option exercise, 25,920 sh ($0)2026-02-10: Award / grant, 96,000 sh ($0)2026-02-02: Sale, 1,000 sh ($44K)2026-01-02: Sale, 4,000 sh ($240K)2025-12-12: Gift, 1,908 sh ($0)2025-12-12: Gift, 1,908 sh ($0)2025-12-10: Gift, 6,000 sh ($0)2025-12-07: Withheld for tax, 2,055 sh ($124K)2025-12-07: Option exercise, 5,222 sh ($0)2025-12-07: Option exercise, 5,222 sh ($0)2025-12-05: Withheld for tax, 35,833 sh ($2.1M)2025-12-05: Option exercise, 29,240 sh ($941K)2025-12-05: Option exercise, 20,000 sh ($621K)2025-12-05: Sale, 7,821 sh ($453K)2025-12-05: Sale, 5,586 sh ($323K)2025-12-05: Withheld for tax, 1,733 sh ($99K)2025-12-05: Sale, 998 sh ($58K)2025-12-05: Option exercise, 29,240 sh ($0)2025-12-05: Option exercise, 4,402 sh ($0)2025-12-05: Option exercise, 20,000 sh ($0)2025-12-05: Option exercise, 4,402 sh ($0)2025-12-02: Withheld for tax, 455 sh ($25K)2025-12-02: Option exercise, 1,154 sh ($0)2025-12-02: Option exercise, 1,154 sh ($0)2025-12-01: Withheld for tax, 925 sh ($51K)2025-12-01: Option exercise, 2,350 sh ($0)2025-12-01: Option exercise, 2,350 sh ($0)2025-11-03: Withheld for tax, 14,478 sh ($902K)2025-11-03: Sale, 11,442 sh ($711K)2025-11-03: Option exercise, 25,920 sh ($439K)2025-11-03: Option exercise, 25,920 sh ($0)2025-10-24: Withheld for tax, 35,657 sh ($2.4M)2025-10-24: Option exercise, 52,828 sh ($1.6M)2025-10-24: Sale, 17,171 sh ($1.1M)2025-10-24: Option exercise, 52,828 sh ($0)2025-09-07: Withheld for tax, 2,055 sh ($114K)2025-09-07: Option exercise, 5,220 sh ($0)2025-09-07: Option exercise, 5,220 sh ($0)2025-09-05: Withheld for tax, 1,733 sh ($93K)2025-09-05: Option exercise, 4,402 sh ($0)2025-09-05: Option exercise, 4,402 sh ($0)2025-09-02: Withheld for tax, 454 sh ($25K)2025-09-02: Option exercise, 1,152 sh ($0)2025-09-02: Option exercise, 1,152 sh ($0)2025-09-01: Withheld for tax, 926 sh ($50K)2025-09-01: Option exercise, 2,352 sh ($0)2025-09-01: Option exercise, 2,352 sh ($0)2025-08-04: Withheld for tax, 14,773 sh ($861K)2025-08-04: Sale, 11,147 sh ($649K)2025-08-04: Option exercise, 25,920 sh ($439K)2025-08-04: Option exercise, 25,920 sh ($0)2025-08-01: Sale, 3,900 sh ($225K)2025-08-01: Sale, 100 sh ($6K)2025-07-28: Withheld for tax, 145,482 sh ($8.6M)2025-07-28: Option exercise, 220,000 sh ($5.8M)2025-07-28: Option exercise, 220,000 sh ($0)2025-07-01: Sale, 3,000 sh ($157K)2025-07-01: Sale, 1,000 sh ($54K)2025-06-09: Withheld for tax, 1,028 sh ($105K)2025-06-09: Option exercise, 2,611 sh ($0)2025-06-09: Option exercise, 2,611 sh ($0)2025-06-05: Withheld for tax, 867 sh ($88K)2025-06-05: Option exercise, 2,201 sh ($0)2025-06-05: Option exercise, 2,201 sh ($0)2025-06-02: Sale, 2,000 sh ($195K)2025-06-02: Option exercise, 1,175 sh ($115K)2025-06-02: Option exercise, 576 sh ($57K)2025-06-02: Withheld for tax, 463 sh ($45K)2025-06-02: Withheld for tax, 227 sh ($22K)2025-06-02: Option exercise, 576 sh ($0)2025-06-02: Option exercise, 1,175 sh ($0)2025-05-14: Withheld for tax, 7,828 sh ($765K)2025-05-14: Option exercise, 12,960 sh ($439K)2025-05-14: Option exercise, 12,960 sh ($0)2025-05-01: Sale, 1,700 sh ($158K)2025-05-01: Sale, 300 sh ($28K)2025-04-25: Withheld for tax, 22,278 sh ($2.0M)2025-04-25: Withheld for tax, 21,335 sh ($1.9M)2025-04-25: Option exercise, 31,326 sh ($1.5M)2025-04-25: Option exercise, 30,000 sh ($1.4M)2025-04-25: Sale, 9,048 sh ($809K)2025-04-25: Sale, 8,665 sh ($774K)2025-04-25: Option exercise, 30,000 sh ($0)2025-04-25: Option exercise, 31,326 sh ($0)2025-04-01: Sale, 2,000 sh ($140K)2025-03-07: Withheld for tax, 1,028 sh ($79K)2025-03-07: Option exercise, 2,610 sh ($0)2025-03-07: Option exercise, 2,610 sh ($0)2025-03-05: Withheld for tax, 3,465 sh ($269K)2025-03-05: Withheld for tax, 1,386 sh ($108K)2025-03-05: Option exercise, 3,522 sh ($0)2025-03-05: Option exercise, 8,805 sh ($0)2025-03-05: Option exercise, 8,805 sh ($0)2025-03-05: Option exercise, 3,522 sh ($0)2025-03-04: Award / grant, 3,334 sh ($0)2025-03-04: Award / grant, 64,289 sh ($0)2025-03-04: Award / grant, 25,847 sh ($0)2025-03-03: Sale, 2,000 sh ($157K)2025-03-03: Withheld for tax, 287 sh ($23K)2025-03-03: Withheld for tax, 275 sh ($22K)2025-03-03: Withheld for tax, 167 sh ($13K)2025-03-03: Option exercise, 577 sh ($0)2025-03-03: Option exercise, 697 sh ($0)2025-03-03: Option exercise, 697 sh ($0)2025-03-03: Option exercise, 577 sh ($0)2025-03-03: Option exercise, 1,176 sh ($0)2025-03-03: Option exercise, 1,176 sh ($0)2025-02-14: Withheld for tax, 7,069 sh ($601K)2025-02-14: Withheld for tax, 6,382 sh ($542K)2025-02-14: Sale, 5,891 sh ($499K)2025-02-14: Option exercise, 8,233 sh ($485K)2025-02-14: Option exercise, 12,960 sh ($439K)2025-02-14: Sale, 1,851 sh ($157K)2025-02-14: Option exercise, 8,233 sh ($0)2025-02-14: Option exercise, 12,960 sh ($0)2025-02-12: Award / grant, 30,000 sh ($0)2025-02-12: Award / grant, 10,000 sh ($0)2025-02-12: Award / grant, 31,326 sh ($0)2025-02-03: Sale, 2,000 sh ($211K)2025-01-02: Sale, 2,000 sh ($188K)2024-12-10: Withheld for tax, 7,273 sh ($688K)2024-12-10: Withheld for tax, 6,969 sh ($659K)2024-12-10: Option exercise, 10,442 sh ($494K)2024-12-10: Option exercise, 10,000 sh ($473K)2024-12-10: Sale, 3,169 sh ($300K)2024-12-10: Sale, 3,031 sh ($287K)2024-12-10: Option exercise, 10,442 sh ($0)2024-12-10: Option exercise, 10,000 sh ($0)2024-12-09: Withheld for tax, 1,028 sh ($100K)2024-12-09: Option exercise, 2,611 sh ($0)2024-12-09: Option exercise, 2,611 sh ($0)

Filing ledger

DateCompanyActionShares @ priceValueOwnership ΔOwned afterFiling
2026-09-11PEGASale39,627 @ $35.77$1.4M−29.4% of holding95,225Form 4
2026-05-05PEGASale8,383 @ $36.45$306K−7.2% of holding108,532Form 4
2026-04-01PEGASale1,000 @ $43.17$43K−0.9% of holding108,532Form 4
2026-03-10PEGASale44,000 @ $44.81$2.0M−28.7% of holding109,123Form 4
2026-03-02PEGASale1,000 @ $43.37$43K−0.7% of holding134,516Form 4
2026-02-02PEGASale1,000 @ $43.69$44K−0.8% of holding121,880Form 4
2026-01-02PEGASale4,000 @ $59.99$240K−3.2% of holding122,880Form 4
2025-12-05PEGASale7,821 @ $57.89$453K−5.4% of holding138,205Form 4
2025-12-05PEGASale5,586 @ $57.86$323K−4.0% of holding132,619Form 4
2025-12-05PEGASale998 @ $57.75$58K−0.8% of holding131,621Form 4
2025-11-03PEGASale11,442 @ $62.18$711K−8.2% of holding127,826Form 4
2025-10-24PEGASale17,171 @ $66.40$1.1M−11.8% of holding127,826Form 4
2025-08-04PEGASale11,147 @ $58.19$649K−8.5% of holding119,868Form 4
2025-08-01PEGASale3,900 @ $57.70$225K−3.1% of holding119,968Form 4
2025-08-01PEGASale100 @ $58.24$6K−0.1% of holding119,868Form 4
2025-07-01PEGASale3,000 @ $52.31$157K−5.6% of holding50,350Form 4
2025-07-01PEGASale1,000 @ $53.64$54K−2.0% of holding49,350Form 4
2025-06-02PEGASale2,000 @ $97.48$195K−7.8% of holding23,688Form 4
2025-05-01PEGASale1,700 @ $92.71$158K−7.9% of holding19,795Form 4
2025-05-01PEGASale300 @ $94.17$28K−1.5% of holding19,495Form 4
2025-04-25PEGASale9,048 @ $89.36$809K−29.6% of holding21,495Form 4
2025-04-25PEGASale8,665 @ $89.36$774K−28.7% of holding21,495Form 4
2025-04-01PEGASale2,000 @ $69.75$140K−8.6% of holding21,245Form 4
2025-03-03PEGASale2,000 @ $78.31$157K−12.7% of holding13,765Form 4
2025-02-14PEGASale5,891 @ $84.71$499K−28.9% of holding14,466Form 4
2025-02-14PEGASale1,851 @ $84.77$157K−11.3% of holding14,466Form 4
2025-02-03PEGASale2,000 @ $105.63$211K−12.1% of holding14,466Form 4
2025-01-02PEGASale2,000 @ $94.00$188K−10.8% of holding16,466Form 4
2024-12-10PEGASale3,169 @ $94.67$300K−14.6% of holding18,466Form 4
2024-12-10PEGASale3,031 @ $94.68$287K−14.1% of holding18,466Form 4
159 award / exercise / gift records — not counted as purchases
DateCompanyActionSharesOwned afterFiling
2026-09-07PEGAWithheld for tax2,055134,852Form 4
2026-09-07PEGAOption exercise5,220136,907Form 4
2026-09-07PEGAOption exercise5,22010,442Form 4
2026-09-05PEGAWithheld for tax1,733131,687Form 4
2026-09-05PEGAOption exercise4,40226,414Form 4
2026-09-05PEGAOption exercise4,402133,420Form 4
2026-09-04PEGAWithheld for tax1,272129,018Form 4
2026-09-04PEGAOption exercise3,232130,290Form 4
2026-09-04PEGAOption exercise3,23232,308Form 4
2026-09-01PEGAWithheld for tax925127,058Form 4
2026-09-01PEGAOption exercise2,350127,983Form 4
2026-09-01PEGAOption exercise2,3504,702Form 4
2026-08-10PEGAWithheld for tax18,292125,633Form 4
2026-08-10PEGAOption exercise25,920143,925Form 4
2026-08-10PEGAOption exercise25,92025,920Form 4
2026-06-07PEGAWithheld for tax2,055117,752Form 4
2026-06-07PEGAOption exercise5,222119,807Form 4
2026-06-07PEGAOption exercise5,22215,662Form 4
2026-06-05PEGAWithheld for tax1,733114,585Form 4
2026-06-05PEGAOption exercise4,402116,318Form 4
2026-06-05PEGAOption exercise4,40230,816Form 4
2026-06-04PEGAWithheld for tax1,272111,916Form 4
2026-06-04PEGAOption exercise3,23035,540Form 4
2026-06-04PEGAOption exercise3,230113,188Form 4
2026-06-01PEGAWithheld for tax926109,958Form 4
2026-06-01PEGAOption exercise2,3527,052Form 4
2026-06-01PEGAOption exercise2,352110,884Form 4
2026-05-05PEGAWithheld for tax17,537116,915Form 4
2026-05-05PEGAOption exercise25,920134,452Form 4
2026-05-05PEGAOption exercise25,92051,840Form 4
2026-03-07PEGAWithheld for tax2,055153,123Form 4
2026-03-07PEGAOption exercise5,22020,884Form 4
2026-03-07PEGAOption exercise5,220155,178Form 4
2026-03-05PEGAWithheld for tax1,733149,958Form 4
2026-03-05PEGAOption exercise4,40235,218Form 4
2026-03-05PEGAOption exercise4,402151,691Form 4
2026-03-04PEGAWithheld for tax4,195143,245Form 4
2026-03-04PEGAWithheld for tax2,624147,289Form 4
2026-03-04PEGAOption exercise6,6680Form 4
2026-03-04PEGAOption exercise12,92438,770Form 4

Source: SEC Form 4 filings. Each row links to its original filing.

Research tool, not investment advice — historical frequencies, not recommendations. A product of Marovel Technologies LLC. Full terms.