Takanashi Ken insider trades
Takanashi Ken has filed 11 Form 4s with the SEC that we hold, for Wave Life Sciences, Inc. (WVE) (Director) and STSA (Director, 10% owner). Across all of them we count 1 purchase worth $20.1M and 2 sales worth $65.9K reported on Form 4. In the last 12 months: 0 purchases ($0) and 1 sale ($23.2K). The largest single trade was a purchase of 22,053,581 shares of STSA worth $20.1M, dated 2023-06-06. The first filing on our record is dated 2021-08-18 and the latest 2026-10-07.
Wave Life Sciences, Inc. (WVE)
| Trade date | Code | Shares | Value as filed | Filed |
|---|---|---|---|---|
| 2025-08-05 | S, sale reported on Form 4 | 4,872 | $42.6K | 2025-08-07 |
| 2026-08-11 | S, sale reported on Form 4 | 3,864 | $23.2K | 2026-08-13 |
STSA
| Trade date | Code | Shares | Value as filed | Filed |
|---|---|---|---|---|
| 2023-06-06 | P, purchase reported on Form 4 | 22,053,581 | $20.1M | 2023-06-08 |
Counted from the Form 4 filings this reporting owner (SEC CIK 1657768) 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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