Liu Michael K

Officer · KNX

As of 2026-09-16, Liu Michael K has 31 Form 4 transactions on record across 1 company — 5 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.

Trades by company

KNX · 31 trades
2026-02-04: Sale, 1,243 sh ($76K)2026-01-31: Withheld for tax, 1,179 sh ($65K)2026-01-31: Option exercise, 2,422 sh ($0)2026-01-31: Option exercise, 2,422 sh2026-01-31: Option exercise, 2,422 sh2025-09-03: Sale, 3,420 sh ($148K)2025-05-31: Withheld for tax, 465 sh ($21K)2025-05-31: Withheld for tax, 334 sh ($15K)2025-05-31: Withheld for tax, 333 sh ($15K)2025-05-31: Withheld for tax, 277 sh ($12K)2025-05-31: Withheld for tax, 274 sh ($12K)2025-05-31: Option exercise, 628 sh ($0)2025-05-31: Option exercise, 764 sh ($0)2025-05-31: Option exercise, 765 sh ($0)2025-05-31: Option exercise, 636 sh ($0)2025-05-31: Option exercise, 1,067 sh ($0)2025-05-31: Award / grant, 5,798 sh ($0)2025-05-31: Option exercise, 764 sh2025-05-31: Option exercise, 765 sh2025-05-31: Option exercise, 628 sh2025-05-31: Option exercise, 1,067 sh2025-05-31: Option exercise, 636 sh2025-05-31: Option exercise, 764 sh2025-05-31: Option exercise, 628 sh2025-05-31: Option exercise, 765 sh2025-05-31: Option exercise, 636 sh2025-05-31: Option exercise, 1,067 sh2025-01-31: Withheld for tax, 1,179 sh ($67K)2025-01-31: Option exercise, 2,422 sh ($0)2025-01-31: Option exercise, 2,422 sh2025-01-31: Option exercise, 2,422 sh

Filing ledger

DateCompanyActionShares @ priceValueOwnership ΔOwned afterFiling
2026-02-04KNXSale1,243 @ $60.87$76K−100.0% of holding0Form 4
2025-09-03KNXSale3,420 @ $43.41$148K−100.0% of holding0Form 4
29 award / exercise / gift records — not counted as purchases
DateCompanyActionSharesOwned afterFiling
2026-01-31KNXWithheld for tax1,1791,243Form 4
2026-01-31KNXOption exercise2,4220Form 4
2026-01-31KNXOption exercise2,4222,422Form 4
2026-01-31KNXOption exercise2,4222,422Form 4
2025-05-31KNXWithheld for tax4653,420Form 4
2025-05-31KNXWithheld for tax3342,459Form 4
2025-05-31KNXWithheld for tax3331,674Form 4
2025-05-31KNXWithheld for tax2772,818Form 4
2025-05-31KNXWithheld for tax2742,028Form 4
2025-05-31KNXOption exercise628629Form 4
2025-05-31KNXOption exercise7640Form 4
2025-05-31KNXOption exercise7651,540Form 4
2025-05-31KNXOption exercise6361,910Form 4
2025-05-31KNXOption exercise1,0674,269Form 4
2025-05-31KNXAward / grant5,7985,798Form 4
2025-05-31KNXOption exercise7642,007Form 4
2025-05-31KNXOption exercise7652,793Form 4
2025-05-31KNXOption exercise6282,302Form 4
2025-05-31KNXOption exercise1,0673,885Form 4
2025-05-31KNXOption exercise6363,095Form 4
2025-05-31KNXOption exercise7642,007Form 4
2025-05-31KNXOption exercise6282,302Form 4
2025-05-31KNXOption exercise7652,793Form 4
2025-05-31KNXOption exercise6363,095Form 4
2025-05-31KNXOption exercise1,0673,885Form 4
2025-01-31KNXWithheld for tax1,1791,243Form 4
2025-01-31KNXOption exercise2,4222,422Form 4
2025-01-31KNXOption exercise2,4222,422Form 4
2025-01-31KNXOption exercise2,4222,422Form 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.