Security key
374163103
GERON CORP - Common Stock, $0.001 par value per share (GERN)
CUSIP: 374163103
Q2 2025 13F Holders as of 30 Jun 2025
- Security type / class
- Equity / Common Stock, $0.001 par value per share
- Total 13F shares
- 514,433,262
- Total 13F value
- $725,348,180
- Share change
- +5,588,117
- Put/Call ratio
- 96%
- SEC-reported price per share
- $1.41
- Number of holders
- 253
- Value change
- +$4,300,077
- Number of buys
- 122
- Number of sells
- 110
- Shares outstanding
- 671,744,727
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
Q2 2025
Institutions
253
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, $0.001 par value per share (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
RA CAPITAL MANAGEMENT, L.P.
Disclosed value leader
RA CAPITAL MANAGEMENT, L.P.
Comparable rows
0/15
Latest evidence
31 Mar 2025
13F
Highest disclosed value: $96,003,192
15 rows are not safely comparable across share classes.
Showing 1-6 of 15 holder rows.
Quick read
RA CAPITAL MANAGEMENT, L.P. has the largest disclosed position value at $96M.
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 RA CAPITAL MANAGEMENT, L.P.'s linked filing trail.
Disclosed position value
Top 5
RA CAPITAL MANAGEMENT, L.P.
$96M
BlackRock, Inc.
$78.03M
Deep Track Capital, LP
$60.7M
VANGUARD GROUP INC
$54.29M
Vivo Capital, LLC
$43.29M
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 |
|---|---|---|---|---|---|
| RA CAPITAL MANAGEMENT, L.P. |
13F
Company
|
—
denominator unverified
|
$96,003,192
60,379,366 shares
|
— | 31 Mar 2025 |
| BlackRock, Inc. |
13F
Company
|
—
denominator unverified
|
$78,029,742
49,075,309 shares
|
— | 31 Mar 2025 |
| Deep Track Capital, LP |
13F
Company
|
—
denominator unverified
|
$60,700,239
38,176,251 shares
|
— | 31 Mar 2025 |
| VANGUARD GROUP INC |
13F
Company
|
—
denominator unverified
|
$54,293,493
34,146,851 shares
|
— | 31 Mar 2025 |
| Vivo Capital, LLC |
13F
Company
|
—
denominator unverified
|
$43,288,214
27,225,292 shares
|
— | 31 Mar 2025 |
| STATE STREET CORP |
13F
Company
|
—
denominator unverified
|
$38,019,749
23,911,792 shares
|
— | 31 Mar 2025 |
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 Q2 2025
Investor-level positions for this CUSIP, loaded as an interactive table.
Institutions
253
Shares
514,433,262
Rows available
253
| 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 Q2 2025 vs Q1 2025 Across Filers
Q1 2025 holders
265
Q2 2025 holders
253
Holder diff
-12
| Investor | Q1 2025 Shares | Q2 2025 Shares | Share Diff | Share Chg % | Q1 2025 value | Q2 2025 value | Value change | Value Chg % |
|---|