TSM

Tien Bor-Zen

Known title: VPCIK: 0002114023

Tien Bor-Zen's purchase track record

Tien Bor-Zen has only 2 open-market purchases with a full 6 months of price history after it -- too few to call a track record yet.

PurchaseStockAmount3 months6 months
9/7/2026TSM$4Kpendingpending
8/7/2026TSM$4Kpendingpending
7/28/2026TSM$147Kpendingpending
7/20/2026TSM$301Kpendingpending
7/7/2026TSM$4K+11.5%pending
6/29/2026TSM$152K-0.5%pending
6/5/2026TSM$4K+3.5%pending
5/19/2026TSM$147K+5.6%pending
5/8/2026TSM$4K+2.3%pending
4/28/2026TSM$8K+0.2%pending
4/9/2026TSM$4K+19.8%+25.6%
3/22/2026TSM$56K+38.5%+31.8%

Computed by MarketWall from SEC Form 4 filings and daily closing prices (close on the purchase date to the close about 3 and 6 months later). Companies that have since delisted are not included. Past results, not investment advice.

Associated companies

AI Market Commentary

AI-generatedAll commentary →

Synthesized from recent news and fundamentals/technical data -- not human analyst commentary or trader sentiment.

October 16, 2026

TSMC Posts Record Profit Amid AI Chip Supply Squeeze. Taiwan Semiconductor reported record profits for the sixth consecutive quarter, driven by strong demand for AI chips. However, the stock recently fell as broader market concerns over AI spending and a chip selloff weighed on sentiment. The company is also planning a $4 billion Texas park to support Nvidia's supply chain, highlighting its central role in the global AI infrastructure buildout.

this person other insiders at TSM

Transaction History

TSM▲ Buy$3K
TSM▲ Buy$381
TSM▲ Buy$3K
TSM▲ Buy$513
TSM▲ Buy$73K
TSM▲ Buy$4K
TSM▲ Buy$2K
TSM▲ Buy$68K
TSM▲ Buy$75K
TSM▲ Buy$74K
TSM▲ Buy$74K
TSM▲ Buy$74K
TSM▲ Buy$4K
TSM▲ Buy$3K
TSM▲ Buy$460
TSM▲ Buy$76K
TSM▲ Buy$77K
TSM▲ Buy$3K
TSM▲ Buy$532
TSM▲ Buy$3K
TSM▲ Buy$70K
TSM▲ Buy$4K
TSM▲ Buy$70K
TSM▲ Buy$3K
TSM▲ Buy$503
TSM▲ Buy$4K
TSM▲ Buy$2K
TSM▲ Buy$2K
TSM▲ Buy$3K
TSM▲ Buy$521
TSM▲ Buy$56K

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