Progler Christopher J

Officer · PLAB

As of 2026-09-16, Progler Christopher J has 25 Form 4 transactions on record across 1 company — 2 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 December in multiple years since 2024 — a recurring calendar cadence, more consistent with scheduled activity than a one-off decision.

Reconstructed holdings

Direct: $4.6MIndirect: $0$4.6Mas of 2026-09-16
  • Direct $4.6M
  • Indirect $0
PLABdirect165,591 sh$4.6M

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

PLAB · 25 trades
2025-12-12: Sale, 25,000 sh ($895K)2025-12-01: Sale, 10,000 sh ($225K)2025-09-02: Sale, 10,000 sh ($219K)2025-07-28: Sale, 10,000 sh ($211K)2025-03-24: Sale, 10,000 sh ($216K)2025-01-03: Withheld for tax, 4,919 sh ($119K)2025-01-03: Withheld for tax, 3,935 sh ($95K)2025-01-03: Withheld for tax, 3,935 sh ($95K)2025-01-03: Award / grant, 28,000 sh ($0)2025-01-02: Withheld for tax, 3,786 sh ($91K)2024-12-19: Sale, 19,134 sh ($475K)2024-12-19: Sale, 13,866 sh ($345K)2024-12-19: Sale, 11,250 sh ($280K)2024-12-19: Option exercise, 19,134 sh ($232K)2024-12-19: Sale, 7,500 sh ($186K)2024-12-19: Option exercise, 13,866 sh ($168K)2024-12-19: Option exercise, 11,250 sh ($128K)2024-12-19: Sale, 3,750 sh ($93K)2024-12-19: Option exercise, 7,500 sh ($65K)2024-12-19: Option exercise, 3,750 sh ($43K)2024-12-19: Option exercise, 11,250 sh ($0)2024-12-19: Option exercise, 7,500 sh ($0)2024-12-19: Option exercise, 3,750 sh ($0)2024-12-19: Option exercise, 13,866 sh ($0)2024-12-19: Option exercise, 19,134 sh ($0)

Filing ledger

DateCompanyActionShares @ priceValueOwnership ΔOwned afterFiling
2025-12-12PLABSale25,000 @ $35.78$895K−13.1% of holding165,591Form 4
2025-12-01PLABSale10,000 @ $22.52$225K−5.0% of holding190,591Form 4
2025-09-02PLABSale10,000 @ $21.93$219K−4.7% of holding200,591Form 4
2025-07-28PLABSale10,000 @ $21.07$211K+5.0% of holding210,591Form 4
2025-03-24PLABSale10,000 @ $21.59$216K+4.7% of holding220,591Form 4
2024-12-19PLABSale19,134 @ $24.83$475K−8.0% of holding219,166Form 4
2024-12-19PLABSale13,866 @ $24.90$345K−6.0% of holding219,166Form 4
2024-12-19PLABSale11,250 @ $24.87$280K−4.9% of holding219,166Form 4
2024-12-19PLABSale7,500 @ $24.81$186K−3.3% of holding219,166Form 4
2024-12-19PLABSale3,750 @ $24.86$93K−1.7% of holding219,166Form 4
15 award / exercise / gift records — not counted as purchases
DateCompanyActionSharesOwned afterFiling
2025-01-03PLABWithheld for tax4,919206,526Form 4
2025-01-03PLABWithheld for tax3,935211,445Form 4
2025-01-03PLABWithheld for tax3,935202,591Form 4
2025-01-03PLABAward / grant28,000230,591Form 4
2025-01-02PLABWithheld for tax3,786215,380Form 4
2024-12-19PLABOption exercise19,134238,300Form 4
2024-12-19PLABOption exercise13,866233,032Form 4
2024-12-19PLABOption exercise11,250230,416Form 4
2024-12-19PLABOption exercise7,500226,666Form 4
2024-12-19PLABOption exercise3,750222,916Form 4
2024-12-19PLABOption exercise11,2500Form 4
2024-12-19PLABOption exercise7,5000Form 4
2024-12-19PLABOption exercise3,7500Form 4
2024-12-19PLABOption exercise13,8660Form 4
2024-12-19PLABOption exercise19,1340Form 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.