| Insider | Role | Shares | Value | Buys | Sells |
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| Date | Ticker | Insider | Role | Type | Shares | Price | Value | Chg% | SEC |
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| Insider | Role | Shares | Value | Buys | Sells |
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| Date | Ticker | Insider | Role | Type | Shares | Price | Value | Chg% | SEC |
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Director
4 companies
Sandra Beach Lin is Director at TSE, with reported holdings spanning 4 companies. Sandra Beach Lin's net worth is not public. Form 4 filings only show shares in the companies where this person is an insider; those holdings are worth an estimated $6.0M at current prices.
Sandra Beach Lin's largest disclosed position is in WCC as Director, worth about $5.4M. The WCC filings lean toward selling, a net 2,402 shares.
Sandra Beach Lin has 97 Form 4 filings on record from March 2015 to September 2026, across 5 companies: Director at Avient (AVNT), 2015–2026; Director at American Electric Power (AEP), 2018–2026; Director at Trinseo (TSEOQ), 2026, and 2 more.
The 107 reported transactions were 53 stock awards, 35 option or other derivative awards, 8 tax withholdings and 6 option exercises, plus smaller numbers of other types.
Counted by filing, the open-market trades come to no purchases and 2 sales worth about $162K.
The largest open-market sale was 1,731 shares of WCC at an average $70.49 on February 10, 2017, about $122K.