Security key
374163103
GERON CORP - Common Stock, $0.001 par value per share (GERN)
CUSIP: 374163103
Q4 2021 13F Holders as of 31 Dec 2021
- Security type / class
- Equity / Common Stock, $0.001 par value per share
- Total 13F shares
- 128,280,232
- Total 13F value
- $156,490,357
- Share change
- -2,430,804
- Put/Call ratio
- 24%
- SEC-reported price per share
- $1.22
- Number of holders
- 131
- Value change
- -$2,974,560
- Number of buys
- 54
- Number of sells
- 46
- 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
Q4 2021
Institutions
131
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
30 Sep 2021
13F
Highest disclosed value: $41,273,000
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 $41.27M.
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.
$41.27M
BlackRock Finance, Inc.
$34.95M
VANGUARD GROUP INC
$21.13M
NEA Management Company, LLC
$18.44M
STATE STREET CORP
$17.71M
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
|
$41,273,000
30,126,299 shares
|
— | 30 Sep 2021 |
| BlackRock Finance, Inc. |
13F
Company
|
—
denominator unverified
|
$34,951,000
25,511,801 shares
|
— | 30 Sep 2021 |
| VANGUARD GROUP INC |
13F
Company
|
—
denominator unverified
|
$21,132,000
15,424,465 shares
|
— | 30 Sep 2021 |
| NEA Management Company, LLC |
13F
Company
|
—
denominator unverified
|
$18,442,000
13,461,538 shares
|
— | 30 Sep 2021 |
| STATE STREET CORP |
13F
Company
|
—
denominator unverified
|
$17,713,000
12,929,457 shares
|
— | 30 Sep 2021 |
| MPM BioImpact LLC |
13F
Company
|
—
denominator unverified
|
$7,854,000
5,732,770 shares
|
— | 30 Sep 2021 |
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 Q4 2021
Investor-level positions for this CUSIP, loaded as an interactive table.
Institutions
131
Shares
128,280,232
Rows available
131
| 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 Q4 2021 vs Q3 2021 Across Filers
Q3 2021 holders
124
Q4 2021 holders
131
Holder diff
7
| Investor | Q3 2021 Shares | Q4 2021 Shares | Share Diff | Share Chg % | Q3 2021 value | Q4 2021 value | Value change | Value Chg % |
|---|