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Total declarations
Company
▲ Purchases (1 ops.)
▼ Sales (0 ops.)
Latest filing published 17 Apr 2026 for Ainos, Inc., €409k.
Filing timeline
BuySaleChun-Hsien Tsai
Insider track record
Disclosed buys
1
Disclosed sells
0
Not enough buy signals with a settled T+90 horizon to measure a track record yet.
Signal history
Chun-Hsien Tsai: trading record in brief
Chun-Hsien Tsai discloses dealings in Ainos, Inc. to SEC (Form 4). In total, 15 filings cover trades dated from 21 December 2021 to 15 April 2026.
On the market, this insider has only ever bought: 1 purchase, €148k in total. Buying on the open market means paying the going price with one's own funds, a different act from receiving shares as pay. Other entries cover 14 share grants.
On 17 April 2026 came the latest disclosure, a share grant for €409k in Ainos, Inc. The last insider purchase was made public on 21 December 2021, 1,768 days ago. Typically, a trade is published a median of 2 days after it takes place. Section 16 rules allow two business days to file each Form 4. This summary is built from SEC (Form 4) disclosures alone and does not predict where the share price will go.
Companies and markets linked to Chun-Hsien Tsai
Open company profiles for insider transactions, fundamentals and analyst consensus when available.
Declarations14 total
300,000 shares@ US$1.6116.7% of flowCommon StockSEC:0001493152-26-017846:0
80,000 shares@ US$2.106.0% of flowCommon StockSEC:0001493152-25-025148:0
900,000 shares@ US$0.480719.3% of flowCommon StockSEC:0001641172-25-003409:0
200,000 shares@ US$0.464.1% of flowCommon StockSEC:0001493152-25-009985:0
225,032 shares@ US$0.464.9% of flowCommon StockSEC:0001493152-24-047904:0
3,000 shares@ US$0.440.1% of flowCommon StockSEC:0001493152-24-046334:0
17,511 shares@ US$0.530.4% of flowCOMMON STOCKSEC:0001493152-24-036881:0
26,100 shares@ US$0.710.8% of flowCOMMON STOCKSEC:0001493152-24-033338:0
26,100 shares@ US$0.86931.0% of flowCOMMONSTOCKSEC:0001654954-24-001964:0
880,000 shares@ US$0.6023.7% of flowCOMMON STOCKSEC:0001654954-23-014880:0
7,500 shares@ US$0.610.2% of flowCommon StockSEC:0001654954-23-014503:0
7,500 shares@ US$1.220.4% of flowCommon StockSEC:0001654954-23-008812:0
333,333 shares@ US$1.8930.6% of flowCommon StockSEC:0001654954-22-014263:0
333,986 shares@ US$0.506.0% of flowCommon StockSEC:0001654954-21-013428:0
Canonical exit: 21 Mar 2022 (T+90)
14 of 14 declarations
