PERNA ROBERT J

Officer · KN

As of 2026-09-16, PERNA ROBERT J has 26 Form 4 transactions on record across 1 company — 9 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 February in multiple years since 2025 — a recurring calendar cadence, more consistent with scheduled activity than a one-off decision.

Reconstructed holdings

Direct: $2.8MIndirect: $0$2.8Mas of 2026-09-16
  • Direct $2.8M
  • Indirect $0
KNdirect80,272 sh$2.8M

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

KN · 26 trades
2026-02-26: Sale, 9,221 sh ($257K)2026-02-24: Sale, 7,422 sh ($209K)2026-02-20: Withheld for tax, 3,086 sh ($85K)2026-02-18: Withheld for tax, 2,818 sh ($77K)2026-02-17: Award / grant, 34,725 sh ($942K)2026-02-17: Withheld for tax, 15,384 sh ($418K)2026-02-17: Award / grant, 13,817 sh ($0)2026-02-10: Sale, 3,166 sh ($86K)2026-02-06: Withheld for tax, 2,946 sh ($79K)2025-07-28: Sale, 29,412 sh ($602K)2025-07-28: Sale, 26,718 sh ($547K)2025-07-28: Option exercise, 29,412 sh ($493K)2025-07-28: Option exercise, 29,412 sh ($493K)2025-07-28: Option exercise, 26,718 sh ($465K)2025-07-28: Option exercise, 26,718 sh ($465K)2025-03-20: Gift, 9,221 sh2025-03-20: Gift, 9,221 sh2025-03-20: Gift, 9,221 sh2025-03-20: Gift, 9,221 sh2025-02-26: Sale, 10,009 sh ($170K)2025-02-20: Withheld for tax, 3,086 sh ($55K)2025-02-18: Award / grant, 16,556 sh ($304K)2025-02-18: Withheld for tax, 7,335 sh ($135K)2025-02-18: Award / grant, 19,084 sh ($0)2025-02-07: Withheld for tax, 2,468 sh ($45K)2025-02-06: Withheld for tax, 3,032 sh ($56K)

Filing ledger

DateCompanyActionShares @ priceValueOwnership ΔOwned afterFiling
2026-02-26KNSale9,221 @ $27.88$257K−100.0% of holding0Form 4
2026-02-24KNSale7,422 @ $28.10$209K−8.5% of holding80,272Form 4
2026-02-10KNSale3,166 @ $27.09$86K−5.0% of holding60,440Form 4
2025-07-28KNSale29,412 @ $20.47$602K−30.6% of holding66,552Form 4
2025-07-28KNSale26,718 @ $20.47$547K−28.6% of holding66,552Form 4
2025-02-26KNSale10,009 @ $17.02$170K−11.7% of holding75,773Form 4
20 award / exercise / gift records — not counted as purchases
DateCompanyActionSharesOwned afterFiling
2026-02-20KNWithheld for tax3,08687,694Form 4
2026-02-18KNWithheld for tax2,81890,780Form 4
2026-02-17KNAward / grant34,72595,165Form 4
2026-02-17KNWithheld for tax15,38479,781Form 4
2026-02-17KNAward / grant13,81793,598Form 4
2026-02-06KNWithheld for tax2,94663,606Form 4
2025-07-28KNOption exercise29,41295,964Form 4
2025-07-28KNOption exercise29,4120Form 4
2025-07-28KNOption exercise26,71893,270Form 4
2025-07-28KNOption exercise26,7180Form 4
2025-03-20KNGift9,22166,552Form 4
2025-03-20KNGift9,2219,221Form 4
2025-03-20KNGift9,22166,552Form 4
2025-03-20KNGift9,2219,221Form 4
2025-02-20KNWithheld for tax3,08685,782Form 4
2025-02-18KNAward / grant16,55677,119Form 4
2025-02-18KNWithheld for tax7,33569,784Form 4
2025-02-18KNAward / grant19,08488,868Form 4
2025-02-07KNWithheld for tax2,46860,563Form 4
2025-02-06KNWithheld for tax3,03263,031Form 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.