Walker Stephen C

Officer · TBLA

As of 2026-09-16, Walker Stephen C has 16 Form 4 transactions on record across 1 company — 8 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: $11.6MIndirect: $0$11.6Mas of 2026-09-16
  • Direct $11.6M
  • Indirect $0
TBLAdirect3,047,361 sh$11.6M

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

TBLA · 16 trades
2026-08-16: Withheld for tax, 113,073 sh ($458K)2026-05-16: Withheld for tax, 113,071 sh ($564K)2026-05-08: Withheld for tax, 132,590 sh ($668K)2026-05-08: Option exercise, 170,070 sh ($447K)2026-05-08: Option exercise, 170,070 sh ($0)2026-02-27: Award / grant, 1,089,799 sh ($3.7M)2026-02-16: Withheld for tax, 90,373 sh ($304K)2025-11-16: Withheld for tax, 82,155 sh ($329K)2025-08-16: Withheld for tax, 82,155 sh ($273K)2025-05-16: Withheld for tax, 82,155 sh ($279K)2025-03-10: Option exercise, 50,000 sh ($132K)2025-03-10: Option exercise, 50,000 sh ($0)2025-03-07: Option exercise, 50,000 sh ($132K)2025-03-07: Option exercise, 50,000 sh ($0)2025-02-27: Award / grant, 961,803 sh ($3.5M)2025-02-16: Withheld for tax, 52,100 sh ($206K)

Filing ledger

DateCompanyActionShares @ priceValueOwnership ΔOwned afterFiling
16 award / exercise / gift records — not counted as purchases
DateCompanyActionSharesOwned afterFiling
2026-08-16TBLAWithheld for tax113,0733,047,361Form 4
2026-05-16TBLAWithheld for tax113,0713,160,434Form 4
2026-05-08TBLAWithheld for tax132,5903,273,505Form 4
2026-05-08TBLAOption exercise170,0703,406,095Form 4
2026-05-08TBLAOption exercise170,0700Form 4
2026-02-27TBLAAward / grant1,089,7993,236,025Form 4
2026-02-16TBLAWithheld for tax90,3732,146,226Form 4
2025-11-16TBLAWithheld for tax82,1552,236,599Form 4
2025-08-16TBLAWithheld for tax82,1552,318,754Form 4
2025-05-16TBLAWithheld for tax82,1552,400,909Form 4
2025-03-10TBLAOption exercise50,0002,483,064Form 4
2025-03-10TBLAOption exercise50,000170,070Form 4
2025-03-07TBLAOption exercise50,0002,433,064Form 4
2025-03-07TBLAOption exercise50,000220,070Form 4
2025-02-27TBLAAward / grant961,8032,383,064Form 4
2025-02-16TBLAWithheld for tax52,1001,421,261Form 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.