Kelley Stephen Douglas

Director · Officer · ONTO, AEIS

As of 2026-09-16, Kelley Stephen Douglas has 37 Form 4 transactions on record across 2 companies — 26 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.

Reconstructed holdings

Direct: $21.8MIndirect: $0$21.8Mas of 2026-09-16
  • Direct $21.8M
  • Indirect $0
AEISdirect80,376 sh$20.3M
ONTOdirect6,384 sh$1.6M

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

AEIS · 35 trades
2026-03-10: Sale, 13,278 sh ($4.2M)2026-03-10: Sale, 7,535 sh ($2.4M)2026-03-10: Sale, 7,229 sh ($2.3M)2026-03-10: Sale, 5,678 sh ($1.8M)2026-03-10: Sale, 3,718 sh ($1.2M)2026-03-10: Sale, 3,330 sh ($1.0M)2026-03-10: Sale, 2,309 sh ($732K)2026-03-10: Sale, 2,312 sh ($730K)2026-03-10: Sale, 1,224 sh ($379K)2026-03-10: Sale, 1,112 sh ($341K)2026-03-10: Sale, 856 sh ($275K)2026-03-10: Sale, 876 sh ($269K)2026-03-10: Sale, 543 sh ($166K)2026-03-01: Withheld for tax, 13,355 sh ($4.5M)2026-03-01: Award / grant, 11,620 sh ($0)2026-03-01: Award / grant, 18,260 sh ($0)2026-03-01: Option exercise, 10,449 sh ($0)2026-03-01: Option exercise, 9,130 sh ($0)2026-03-01: Option exercise, 10,449 sh2026-03-01: Option exercise, 10,449 sh2026-03-01: Option exercise, 9,130 sh2026-03-01: Option exercise, 9,130 sh2026-02-18: Option exercise, 53,704 sh ($16.9M)2026-02-18: Withheld for tax, 23,504 sh ($7.4M)2026-02-18: Option exercise, 32,849 sh ($0)2025-03-16: Withheld for tax, 3,873 sh ($411K)2025-03-01: Withheld for tax, 9,361 sh ($1.1M)2025-03-01: Award / grant, 42,135 sh ($0)2025-03-01: Award / grant, 27,388 sh ($0)2025-03-01: Option exercise, 10,450 sh ($0)2025-03-01: Option exercise, 10,450 sh2025-03-01: Option exercise, 10,450 sh2025-02-20: Option exercise, 26,088 sh ($3.4M)2025-02-20: Withheld for tax, 11,435 sh ($1.5M)2025-02-20: Option exercise, 53,128 sh ($0)
ONTO · 2 trades
2026-05-20: Award / grant, 761 sh ($0)2025-05-21: Award / grant, 2,114 sh ($0)

Filing ledger

DateCompanyActionShares @ priceValueOwnership ΔOwned afterFiling
2026-03-10AEISSale13,278 @ $319.05$4.2M−13.0% of holding88,767Form 4
2026-03-10AEISSale7,535 @ $319.90$2.4M−8.5% of holding81,232Form 4
2026-03-10AEISSale7,229 @ $317.94$2.3M−6.6% of holding102,045Form 4
2026-03-10AEISSale5,678 @ $314.82$1.8M−4.7% of holding113,895Form 4
2026-03-10AEISSale3,718 @ $313.80$1.2M−3.0% of holding119,573Form 4
2026-03-10AEISSale3,330 @ $311.88$1.0M−2.6% of holding123,291Form 4
2026-03-10AEISSale2,309 @ $317.21$732K−2.1% of holding109,274Form 4
2026-03-10AEISSale2,312 @ $315.88$730K−2.0% of holding111,583Form 4
2026-03-10AEISSale1,224 @ $309.77$379K−1.0% of holding126,621Form 4
2026-03-10AEISSale1,112 @ $306.96$341K−0.9% of holding127,845Form 4
2026-03-10AEISSale856 @ $321.13$275K−1.1% of holding80,376Form 4
2026-03-10AEISSale876 @ $306.87$269K−0.7% of holding128,957Form 4
2026-03-10AEISSale543 @ $305.48$166K−0.4% of holding129,833Form 4
24 award / exercise / gift records — not counted as purchases
DateCompanyActionSharesOwned afterFiling
2026-05-20ONTOAward / grant7616,384Form 4
2026-03-01AEISWithheld for tax13,355130,376Form 4
2026-03-01AEISAward / grant11,62011,620Form 4
2026-03-01AEISAward / grant18,26018,260Form 4
2026-03-01AEISOption exercise10,44910,449Form 4
2026-03-01AEISOption exercise9,13018,258Form 4
2026-03-01AEISOption exercise10,449134,601Form 4
2026-03-01AEISOption exercise10,449134,601Form 4
2026-03-01AEISOption exercise9,130143,731Form 4
2026-03-01AEISOption exercise9,130143,731Form 4
2026-02-18AEISOption exercise53,704147,656Form 4
2026-02-18AEISWithheld for tax23,504124,152Form 4
2026-02-18AEISOption exercise32,8490Form 4
2025-05-21ONTOAward / grant2,1145,623Form 4
2025-03-16AEISWithheld for tax3,87393,952Form 4
2025-03-01AEISWithheld for tax9,36197,825Form 4
2025-03-01AEISAward / grant42,13542,135Form 4
2025-03-01AEISAward / grant27,38827,388Form 4
2025-03-01AEISOption exercise10,45020,898Form 4
2025-03-01AEISOption exercise10,450107,186Form 4
2025-03-01AEISOption exercise10,450107,186Form 4
2025-02-20AEISOption exercise26,088108,171Form 4
2025-02-20AEISWithheld for tax11,43596,736Form 4
2025-02-20AEISOption exercise53,1280Form 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.