Tien Bor-Zen bought TSM
May 8, 2026 · Form 4 insider transaction
Tien Bor-Zen bought 44 shares of Taiwan Semiconductor Manufacturing Company Limited at $71.82 per share, a transaction worth $3.2K. The trade was recorded as open-market purchase and disclosed on an SEC Form 4, filed 3 days after the transaction.
Direction
Acquired (buy-side)
Shares
44
Price
$71.82
Total value
$3.2K
InsiderTien Bor-Zen
Role—
SecurityCommon Shares (2330.TW)
Transaction codeP: Open-market purchase
Transaction dateMay 8, 2026
Filing dateMay 11, 2026
Shares owned after145
OwnershipIndirect
10b5-1 planNo
AmendedNo
Footnotes
Common Shares purchased by the administrator of the issuer's Employee Stock Purchase Plan ("ESPP") on behalf of the filer pursuant to terms predetermined by the issuer.; The price was translated from the average purchase price of NT$2,257.1777 in New Taiwan dollars, at the rate of NT$31.429 to US$1.; Common Shares purchased and held under the issuer's Employee Stock Purchase Plan ("ESPP").