Security key
374163103
- Security type / class
- Equity / COMMON STOCK
- Total 13F shares
- 509,773,837
- Total 13F value
- $811,587,861
- Share change
- +19,606,521
- Put/Call ratio
- 58%
- SEC-reported price per share
- $1.59
- Number of holders
- 265
- Value change
- -$140,660,211
- Number of buys
- 143
- Number of sells
- 125
- Shares outstanding
- 637,930,300
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 2025
Institutions
265
Top holders
10
GERN full security history
Ownership snapshot
Full 13F holder table
GERON CORP SEC filings
GERON CORP company facts
Broader feeds
Ownership snapshot
Top reported holders of GERN - GERON CORP - 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, Inc.
Disclosed value leader
BlackRock, Inc.
Comparable rows
0/15
Latest evidence
31 Dec 2024
13F
Highest disclosed value: $176,496,473
15 rows are not safely comparable across share classes.
Showing 1-6 of 15 holder rows.
Quick read
BlackRock, Inc. has the largest disclosed position value at $176.5M.
0 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, Inc.'s linked filing trail.
Disclosed position value
Top 5
BlackRock, Inc.
$176.5M
VANGUARD GROUP INC
$118.73M
RA CAPITAL MANAGEMENT, L.P.
$106.23M
Vivo Capital, LLC
$96.38M
STATE STREET CORP
$96.14M
Value bars compare disclosed positions; verify each figure against the linked filing evidence.
Detailed SEC evidence table Showing 1-6 of 15 holder rows
| Holder | Evidence | Ownership % | Position | 12M Net Δ | As of |
|---|---|---|---|---|---|
| BlackRock, Inc. |
13F
Company
|
—
denominator unverified
|
$176,496,473
49,857,761 shares
|
— | 31 Dec 2024 |
| VANGUARD GROUP INC |
13F
Company
|
—
denominator unverified
|
$118,727,431
33,538,822 shares
|
— | 31 Dec 2024 |
| RA CAPITAL MANAGEMENT, L.P. |
13F
Company
|
—
denominator unverified
|
$106,233,757
30,009,536 shares
|
— | 31 Dec 2024 |
| Vivo Capital, LLC |
13F
Company
|
—
denominator unverified
|
$96,377,534
27,225,292 shares
|
— | 31 Dec 2024 |
| STATE STREET CORP |
13F
Company
|
—
denominator unverified
|
$96,139,996
27,158,191 shares
|
— | 31 Dec 2024 |
| Janus Henderson Group Ltd. |
13F
Company
|
—
denominator unverified
|
$95,769,192
27,082,461 shares
|
— | 31 Dec 2024 |
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 2025
Investor-level positions for this CUSIP, loaded as an interactive table.
Institutions
265
Shares
509,773,837
Rows available
265
| 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 2025 vs Q1 2025 Across Filers
Q1 2025 holders
265
Q1 2025 holders
265
Holder diff
0
| Investor | Q1 2025 Shares | Q1 2025 Shares | Share Diff | Share Chg % | Q1 2025 value | Q1 2025 value | Value change | Value Chg % |
|---|