CIK 0001061983 · Large accelerated filer
CYTOKINETICS INC
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- CYTK
- Exchange
- Nasdaq
- Industry
- Pharmaceutical Preparations
- FY end
- Dec 31
- Entity type
- operating
- EIN
- 943291317
- Phone
- (650) 624-3000
- Business address
- 350 OYSTER POINT BOULEVARD, ., SOUTH SAN FRANCISCO, CA, 94080
- Open-market buys, last 90 days
- $0
- in 0 filings
- Open-market sales, last 90 days
- $12,208,275
- in 16 filings, $12.2M under 10b5-1 plans
Net −$12,208,275. Shares bought or sold at a price by officers, directors and 10% owners (Form 4 codes P and S). Grants, option exercises and tax withholding aren't counted.
Who's trading
90 days
Reading 100 more Form 4s from the SEC; this list fills in as they're read.
| Date | Insider | Transaction | Shares | Price | Value | Owned after |
|---|---|---|---|---|---|---|
| 2026-07-01 | Lee Sung EVP, Chief Financial Officer | Option exercise 10b5-1 | +1,112 | $48.51 | $54K | 64,333 |
| 2026-07-01 | Lee Sung EVP, Chief Financial Officer | Sale 10b5-1 | −1,112 | $87.79 | $98K | 63,221 |
| 2026-07-01 | Lee Sung EVP, Chief Financial Officer | Option exercise · Non-Qualified Stock Option (Right to Buy) 10b5-1 | −1,112 | 26,709 | ||
| 2026-06-29 | Lee Sung EVP, Chief Financial Officer | Option exercise 10b5-1 | +188 | $44.36 | $8K | 63,409 |
| 2026-06-29 | Lee Sung EVP, Chief Financial Officer | Option exercise 10b5-1 | +822 | $44.36 | $36K | 64,231 |
| 2026-06-29 | Lee Sung EVP, Chief Financial Officer | Option exercise 10b5-1 | +1,113 | $48.51 | $54K | 65,344 |
| 2026-06-29 | Lee Sung EVP, Chief Financial Officer | Option exercise 10b5-1 | +188 | $44.36 | $8K | 65,532 |
| 2026-06-29 | Lee Sung EVP, Chief Financial Officer | Option exercise 10b5-1 | +823 | $44.36 | $37K | 66,355 |
| 2026-06-29 | Lee Sung EVP, Chief Financial Officer | Sale 10b5-1 | −3,134 | $85.00 | $266K | 63,221 |
| 2026-06-29 | Lee Sung EVP, Chief Financial Officer | Option exercise · Incentive Stock Option (Right to Buy) 10b5-1 | −188 | 8,828 | ||
| 2026-06-29 | Lee Sung EVP, Chief Financial Officer | Option exercise · Non-Qualified Stock Option (Right to Buy) 10b5-1 | −822 | 40,504 | ||
| 2026-06-29 | Lee Sung EVP, Chief Financial Officer | Option exercise · Non-Qualified Stock Option (Right to Buy) 10b5-1 | −1,113 | 52,304 | ||
| 2026-06-29 | Lee Sung EVP, Chief Financial Officer | Option exercise · Incentive Stock Option (Right to Buy) 10b5-1 | −188 | 8,640 | ||
| 2026-06-29 | Lee Sung EVP, Chief Financial Officer | Option exercise · Non-Qualified Stock Option (Right to Buy) 10b5-1 | −823 | 39,681 | ||
| 2026-06-24 | Lee Sung EVP, Chief Financial Officer | Option exercise 10b5-1 | +23,370 | $48.51 | $1.1M | 86,591 |
| 2026-06-24 | Lee Sung EVP, Chief Financial Officer | Option exercise 10b5-1 | +9,307 | $44.36 | $413K | 95,898 |
| 2026-06-24 | Lee Sung EVP, Chief Financial Officer | Option exercise 10b5-1 | +2,817 | $44.36 | $125K | 98,715 |
| 2026-06-24 | Lee Sung EVP, Chief Financial Officer | Option exercise 10b5-1 | +1,113 | $48.51 | $54K | 99,828 |
| 2026-06-24 | Lee Sung EVP, Chief Financial Officer | Option exercise 10b5-1 | +188 | $44.36 | $8K | 100,016 |
| 2026-06-24 | Lee Sung EVP, Chief Financial Officer | Option exercise 10b5-1 | +822 | $44.36 | $36K | 100,838 |
Page 5 of 22 · 429 trades