Blachier Olivier

Officer · ENTG

As of 2026-09-16, Blachier Olivier has 26 Form 4 transactions on record across 1 company — 18 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: $517KIndirect: $0$517Kas of 2026-09-16
  • Direct $517K
  • Indirect $0
ENTGdirect3,972 sh$517K

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

ENTG · 26 trades
2026-08-14: Sale, 2,000 sh ($321K)2026-08-14: Option exercise, 2,000 sh ($161K)2026-08-14: Option exercise, 2,000 sh ($0)2026-05-14: Sale, 2,000 sh ($280K)2026-05-14: Option exercise, 2,000 sh ($161K)2026-05-14: Option exercise, 2,000 sh ($0)2026-04-07: Sale, 275 sh ($32K)2026-04-05: Withheld for tax, 643 sh ($75K)2026-04-01: Award / grant, 6,318 sh ($0)2026-02-20: Sale, 1,064 sh ($140K)2026-02-20: Sale, 394 sh ($52K)2026-02-20: Sale, 206 sh ($27K)2026-02-19: Withheld for tax, 884 sh ($117K)2026-02-19: Withheld for tax, 500 sh ($66K)2026-02-19: Award / grant, 3,011 sh ($0)2026-02-12: Award / grant, 15,278 sh ($0)2025-11-17: Sale, 488 sh ($38K)2025-11-14: Withheld for tax, 445 sh ($35K)2025-05-22: Sale, 275 sh ($20K)2025-04-05: Withheld for tax, 229 sh ($15K)2025-04-01: Award / grant, 4,524 sh ($0)2025-04-01: Award / grant, 8,100 sh ($0)2025-02-21: Sale, 984 sh ($106K)2025-02-20: Withheld for tax, 500 sh ($54K)2025-02-20: Withheld for tax, 319 sh ($34K)2025-02-19: Award / grant, 1,086 sh ($0)

Filing ledger

DateCompanyActionShares @ priceValueOwnership ΔOwned afterFiling
2026-08-14ENTGSale2,000 @ $160.66$321K−5.4% of holding34,997Form 4
2026-05-14ENTGSale2,000 @ $140.04$280K−5.4% of holding34,897Form 4
2026-04-07ENTGSale275 @ $115.57$32K−0.8% of holding34,897Form 4
2026-02-20ENTGSale1,064 @ $131.49$140K−3.4% of holding29,891Form 4
2026-02-20ENTGSale394 @ $131.49$52K−1.3% of holding29,497Form 4
2026-02-20ENTGSale206 @ $131.49$27K−0.7% of holding30,955Form 4
2025-11-17ENTGSale488 @ $77.43$38K−3.3% of holding14,124Form 4
2025-05-22ENTGSale275 @ $72.22$20K−1.8% of holding14,923Form 4
2025-02-21ENTGSale984 @ $108.00$106K−8.3% of holding10,903Form 4
17 award / exercise / gift records — not counted as purchases
DateCompanyActionSharesOwned afterFiling
2026-08-14ENTGOption exercise2,00036,997Form 4
2026-08-14ENTGOption exercise2,0003,972Form 4
2026-05-14ENTGOption exercise2,00036,897Form 4
2026-05-14ENTGOption exercise2,0005,972Form 4
2026-04-05ENTGWithheld for tax64335,172Form 4
2026-04-01ENTGAward / grant6,31835,815Form 4
2026-02-19ENTGWithheld for tax88431,661Form 4
2026-02-19ENTGWithheld for tax50031,161Form 4
2026-02-19ENTGAward / grant3,01132,545Form 4
2026-02-12ENTGAward / grant15,27829,534Form 4
2025-11-14ENTGWithheld for tax44514,612Form 4
2025-04-05ENTGWithheld for tax22915,198Form 4
2025-04-01ENTGAward / grant4,52415,427Form 4
2025-04-01ENTGAward / grant8,1008,100Form 4
2025-02-20ENTGWithheld for tax50011,887Form 4
2025-02-20ENTGWithheld for tax31912,282Form 4
2025-02-19ENTGAward / grant1,08612,601Form 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.