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Garren Hideki insider trades
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Garren Hideki insider trades

Garren Hideki has filed 17 Form 4s with the SEC that we hold, for Prothena Corp Public LTD Co (PRTA) (Chief Medical Officer) and Coya Therapeutics, Inc. (COYA) (Director). Across all of them we count 1 purchase worth $0 and 20 sales worth $3.1M reported on Form 4. None of these purchases or sales is dated in the last 12 months. The largest single trade was a sale of 7,331 shares of Prothena Corp Public LTD Co worth $542.5K, dated 2023-06-16. The first filing on our record is dated 2022-02-25 and the latest 2024-02-29.

Prothena Corp Public LTD Co (PRTA)

Chief Medical Officer · 15 filings · 20 purchases and sales
Trade dateCodeSharesValue as filedFiled
2022-07-06S, sale reported on Form 48,000$240.0K2022-07-08
2022-08-01S, sale reported on Form 44,000$122.1K2022-08-03
2022-09-15S, sale reported on Form 44,000$120.0K2022-09-16
2022-10-03S, sale reported on Form 44,000$243.6K2022-10-05
2022-11-01S, sale reported on Form 4511$31.9K2022-11-03
2022-11-01S, sale reported on Form 43,489$215.7K2022-11-03
2022-12-01S, sale reported on Form 44,000$250.0K2022-12-02
2023-03-15S, sale reported on Form 46,000$289.0K2023-03-17
2023-03-15S, sale reported on Form 46,000$292.0K2023-03-17
2023-06-14S, sale reported on Form 4655$49.4K2023-06-14
2023-06-14S, sale reported on Form 42,534$189.0K2023-06-14
2023-06-14S, sale reported on Form 4971$71.2K2023-06-14
2023-06-14S, sale reported on Form 4509$36.9K2023-06-14
2023-06-16S, sale reported on Form 47,331$542.5K2023-06-16
2023-07-12S, sale reported on Form 492$6.3K2023-07-12
2023-07-12S, sale reported on Form 41,908$128.8K2023-07-12
2023-08-16S, sale reported on Form 4748$44.1K2023-08-16
2023-08-16S, sale reported on Form 4878$51.1K2023-08-16
2023-08-16S, sale reported on Form 4374$22.3K2023-08-16
2023-09-13S, sale reported on Form 42,000$111.0K2023-09-13

Coya Therapeutics, Inc. (COYA)

Director · 2 filings · 1 purchase or sale
Trade dateCodeSharesValue as filedFiled
2023-01-03P, purchase reported on Form 42,000-2023-01-04
Source

Counted from the Form 4 filings this reporting owner (SEC CIK 1854126) filed on EDGAR. Values are the transaction values as filed. See every filing on EDGAR, or browse insider buying and today's insider purchases.

Source: U.S. Securities and Exchange Commission (EDGAR) and other official government data · Updated 2026-10-12 · For informational purposes only, not investment advice.
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