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Total declarations
Company
▲ Purchases (0 ops.)
▼ Sales (3 ops.)
Latest filing published 15 May 2025 for Axcelis Technologies INC. Read the official filing
Filing timeline
BuySaleTzu Yin Chiu
Insider track record
Disclosed buys
0
Disclosed sells
3
Not enough buy signals with a settled T+90 horizon to measure a track record yet.
Signal history
Tzu Yin Chiu: trading record in brief
Tzu Yin Chiu (board member) discloses dealings in Axcelis Technologies Inc to SEC (Form 4). The record holds 9 filings, for trades running from 17 May 2021 to 15 May 2025.
Sales make up the whole of the open-market record (3 sales, €3.1M). Outside the open market, there are 6 share grants.
Most recently, on 15 May 2025, the filings show a share grant in Axcelis Technologies Inc. A sale on its own says little: insiders also sell to pay tax, fund a purchase or diversify. Every figure here comes from the filings published by SEC (Form 4) and describes the past, not future prices; it is not investment advice.
Companies and markets linked to Tzu Yin Chiu
Open company profiles for insider transactions, fundamentals and analyst consensus when available.
Declarations9 total
3,586 shares0Common StockSEC:0001415889-25-013220:0
1,662 shares0Common StockSEC:0001415889-24-013328:0
1,162 shares0Common StockSEC:0001415889-24-013220:0
15,000 shares@ US$129.5058.3% of flowCommon StockSEC:0001209191-23-029797:0
1,282 shares0Common StockSEC:0001209191-23-029462:0
10,000 shares@ US$118.5035.2% of flowCommon StockSEC:0001209191-23-028241:0
1,700 shares@ US$127.126.5% of flowCommon StockSEC:0001209191-23-009084:0
2,689 shares0Common StockSEC:0001209191-22-029136:0
3,497 shares0Common StockSEC:0001209191-21-033168:0
9 of 9 declarations
