van Gunsteren Job Leonard

Officer · BCPC

As of 2026-09-16, van Gunsteren Job Leonard has 15 Form 4 transactions on record across 1 company — 10 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: $1.7MIndirect: $0$1.7Mas of 2026-09-16
  • Direct $1.7M
  • Indirect $0
BCPCdirect10,149 sh$1.7M

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

BCPC · 15 trades
2026-02-12: Withheld for tax, 58 sh ($10K)2026-02-11: Withheld for tax, 756 sh ($135K)2026-02-11: Award / grant, 1,345 sh ($0)2026-02-11: Award / grant, 430 sh ($0)2026-02-11: Award / grant, 1,600 sh ($0)2026-02-08: Withheld for tax, 258 sh ($45K)2025-12-04: Sale, 4,235 sh ($648K)2025-12-04: Option exercise, 6,000 sh ($365K)2025-12-04: Sale, 1,765 sh ($271K)2025-12-04: Option exercise, 6,000 sh ($0)2025-02-13: Withheld for tax, 964 sh ($157K)2025-02-13: Award / grant, 1,718 sh ($0)2025-02-12: Award / grant, 1,400 sh ($0)2025-02-12: Award / grant, 410 sh ($0)2025-02-10: Withheld for tax, 258 sh ($41K)

Filing ledger

DateCompanyActionShares @ priceValueOwnership ΔOwned afterFiling
2025-12-04BCPCSale4,235 @ $153.07$648K−27.4% of holding11,211Form 4
2025-12-04BCPCSale1,765 @ $153.80$271K−15.7% of holding9,446Form 4
13 award / exercise / gift records — not counted as purchases
DateCompanyActionSharesOwned afterFiling
2026-02-12BCPCWithheld for tax5810,149Form 4
2026-02-11BCPCWithheld for tax75610,207Form 4
2026-02-11BCPCAward / grant1,34510,963Form 4
2026-02-11BCPCAward / grant4309,618Form 4
2026-02-11BCPCAward / grant1,6001,600Form 4
2026-02-08BCPCWithheld for tax2589,188Form 4
2025-12-04BCPCOption exercise6,00015,446Form 4
2025-12-04BCPCOption exercise6,0000Form 4
2025-02-13BCPCWithheld for tax9649,446Form 4
2025-02-13BCPCAward / grant1,71810,410Form 4
2025-02-12BCPCAward / grant1,4001,400Form 4
2025-02-12BCPCAward / grant4108,692Form 4
2025-02-10BCPCWithheld for tax2588,282Form 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.