Security key
23282W605
- Security type / class
- Equity / COMMON STOCK
- Total 13F shares
- 117,698,153
- Total 13F value
- $8,252,737,252
- Share change
- +3,424,844
- Put/Call ratio
- 94%
- SEC-reported price per share
- $70.11
- Number of holders
- 385
- Value change
- +$191,436,420
- Number of buys
- 227
- Number of sells
- 179
- Shares outstanding
- 134,578,967
Holder snapshot
7 signals
Open additional details 1 more signal available
Security identity
Names, identifiers, and filing context for this profile.
1 source field
Report period
Q1 2024
Institutions
385
Top holders
10
CYTK full security history
Ownership snapshot
Full 13F holder table
CYTOKINETICS INC SEC filings
CYTOKINETICS INC company facts
Broader feeds
Ownership snapshot
Top reported holders of CYTK - CYTOKINETICS INC - COMMON STOCK (13F + 13D/G + 3/4/5)
Grouped by holder across the latest SEC ownership disclosures. Start with comparable ownership when available, then verify the linked 13F, 13D/G, or 3/4/5 evidence.
Comparable stake leader
BlackRock Finance, Inc.
Disclosed value leader
BlackRock Finance, Inc.
Comparable rows
15/15
Latest evidence
31 Dec 2023
13F
Lead comparable stake: 12%
Showing 1-6 of 15 holder rows.
Quick read
BlackRock Finance, Inc. leads the comparable SEC ownership view at 12%.
15 of 15 rows have a safely comparable ownership percentage. Use this as a filing-backed starting point, then open the detailed table for source links, reporting role, position value, share count, and filing date.
Open SEC evidence
Opens BlackRock Finance, Inc.'s linked filing trail.
Comparable ownership
Top 5
BlackRock Finance, Inc.
12%
FMR LLC
9.7%
VANGUARD GROUP INC
8.2%
WELLINGTON MANAGEMENT GROUP LLP
4.8%
STATE STREET CORP
4.4%
Ownership % is shown only when SEC disclosures are safely comparable across share classes.
Detailed SEC evidence table Showing 1-6 of 15 holder rows
| Holder | Evidence | Ownership % | Position | 12M Net Δ | As of |
|---|---|---|---|---|---|
| BlackRock Finance, Inc. |
13F
Company
|
12%
|
$1,344,361,823
16,102,070 shares
|
— | 31 Dec 2023 |
| FMR LLC |
13F
Company
|
9.7%
|
$1,086,019,844
13,007,783 shares
|
— | 31 Dec 2023 |
| VANGUARD GROUP INC |
13F
Company
|
8.2%
|
$919,800,063
11,016,889 shares
|
— | 31 Dec 2023 |
| WELLINGTON MANAGEMENT GROUP LLP |
13F
Company
|
4.8%
|
$541,724,865
6,488,500 shares
|
— | 31 Dec 2023 |
| STATE STREET CORP |
13F
Company
|
4.4%
|
$492,036,459
5,893,358 shares
|
— | 31 Dec 2023 |
| PRICE T ROWE ASSOCIATES INC /MD/ |
13F
Company
|
2.4%
|
$270,863,000
3,244,250 shares
|
— | 31 Dec 2023 |
How to read this table
Rows are grouped by holder and ranked first by SEC-reported ownership % when it is safely comparable, then by disclosed holdings value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.
13F holder rows
Institutional holders as of Q1 2024
Investor-level positions for this CUSIP, loaded as an interactive table.
Institutions
385
Shares
117,698,153
Rows available
385
| Investor | Option | Weight % | Change % | SEC-reported value | * Price | Shares | Share Change | Activity | Report Period |
|---|
* SEC-reported price is the security price as of the portfolio date and can indicate the last known price at which the security was still held. The marker flags a reported price that did not pass the local price check.
Compare Q1 2024 vs Q1 2024 Across Filers
Q1 2024 holders
385
Q1 2024 holders
385
Holder diff
0
| Investor | Q1 2024 Shares | Q1 2024 Shares | Share Diff | Share Chg % | Q1 2024 value | Q1 2024 value | Value change | Value Chg % |
|---|