YASUNORI KANEKO
CIK 1277503 · last filed 2025-06-12
YASUNORI KANEKO is a corporate insider who has filed 18 SEC Form 4 insider transactions across 8 companies since 2009. The most recent filing, for RCUS, was dated Jun 12, 2025. Across all open-market trades the lifetime net is +$56.1M, making them a net buyer over the disclosed history. Current disclosed insider exposure totals $208.4M across reported positions.
"Disclosed insider exposure" sums this person's most-recently-reported share counts across each company they're an insider in, multiplied by the current underlying price. It is not net worth — it misses retail holdings, private investments, real estate, index funds, and any company where the person isn't an SEC-reporting insider. For informational purposes only.
$208.44M
8
18
$56.13M
Holdings By Company
| Symbol | Role | Shares | Price | Disclosed Exposure | Lifetime OM Net | Filings | Latest Filed |
|---|---|---|---|---|---|---|---|
| RCUS | Director | 538,350 | $23.80 | $12.81M | $330.9K | 10 | 2025-06-12 |
| SIBN | 10%+ Owner | 3,696,309 | $15.42 | $57.00M | $19.50M | 1 | 2018-10-19 |
| STRO | 10%+ Owner | 1,445,842 | $28.80 | $41.64M | $0 | 1 | 2018-10-03 |
| ESPR | 10%+ Owner | 270 | $3.15 | $850 | $0 | 1 | 2017-12-07 |
| COLL | 10%+ Owner | 2,799,916 | $34.64 | $96.99M | $5.40M | 1 | 2015-05-13 |
| TETRAPHASE PHARMACEUTICALS INC (TTPH) Delisted | 10%+ Owner | 1,890,146 | — | — | $0 | 1 | 2014-03-14 |
| TALPHERA, INC. (ACRX) Delisted | 10%+ Owner | 2,871,933 | $0.86 | $2.47M | $30.90M | 2 | 2014-03-11 |
| Targanta Therapeutics Corp. (ITMN) Delisted | 10%+ Owner | 0 | — | — | $0 | 1 | 2009-02-27 |
Recent Filings
18 filings| Filed | Symbol | Action | Net Shares | Net $ | Link |
|---|---|---|---|---|---|
| 2025-06-12 | RCUS | Grant (A) | +13,300 | $0 | EDGAR |
| 2025-02-27 | RCUS | Buy (P) | +20,000 | $201.2K | EDGAR |
| 2024-06-07 | RCUS | Grant (A) | +8,400 | $0 | EDGAR |
| 2023-06-16 | RCUS | Grant (A) | +6,800 | $0 | EDGAR |
| 2022-06-16 | RCUS | Grant (A) | +4,100 | $0 | EDGAR |
| 2021-06-07 | RCUS | Grant (A) | +3,000 | $0 | EDGAR |
| 2021-04-26 | RCUS | Buy (P) | +4,133 | $129.7K | EDGAR |
| 2020-06-08 | RCUS | Mixed | +38,000 | $279.6K | EDGAR |
| 2019-06-10 | RCUS | Grant (A) | — | $0 | EDGAR |
| 2018-10-19 | SIBN | Mixed | +17,679,940 | $19.50M | EDGAR |