Williams Shawn D. insider trades
Williams Shawn D. has filed 16 Form 4s with the SEC that we hold, for Tetra Technologies INC (TTI) (Director), Kirby Corp (KEX) (Director) and MRO (Director). None of these filings reports a purchase (code P) or sale (code S) of common stock; they cover grants, option exercises and other codes. The first filing on our record is dated 2021-08-03 and the latest 2026-05-26.
Tetra Technologies INC (TTI)
No purchase or sale of common stock reported here; these filings cover grants, option exercises or other codes.
Kirby Corp (KEX)
No purchase or sale of common stock reported here; these filings cover grants, option exercises or other codes.
MRO
No purchase or sale of common stock reported here; these filings cover grants, option exercises or other codes.
Counted from the Form 4 filings this reporting owner (SEC CIK 1676349) filed on EDGAR. Values are the transaction values as filed. See every filing on EDGAR, or browse insider buying and today's insider purchases.
Source: U.S. Securities and Exchange Commission (EDGAR) and other official
government data · Updated 2026-10-12 ·
For informational purposes only, not investment advice.
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