What does CUSIP 374163103 represent in this 13F holders report?

CUSIP 374163103 is the security identifier for GERN - Geron Corp - Common Stock, $0.001 par value used to aggregate holder disclosures.

How many institutions held GERN - Geron Corp - Common Stock, $0.001 par value in Q4 2017?

105 institutional investors reported GERN - Geron Corp - Common Stock, $0.001 par value for Q4 2017. Use the holders table for investor-level position and value details.

Geron Corp - Common Stock, $0.001 par value (GERN)

CUSIP: 374163103

Q4 2017 13F Holders as of 31 Dec 2017

Type / Class: Equity / Common Stock, $0.001 par value
Shares outstanding: 640,813,697
Total 13F shares: 59,262,597
Share change: -3,294,134
Total reported value: $106,669,762
Put/Call ratio: 473%
Price per share: $1.80
Number of holders: 105
Value change: -$6,157,303
Number of buys: 39
Number of sells: 48

Quarterly Holders Quick Answers

What is CUSIP 374163103?
CUSIP 374163103 identifies GERN - Geron Corp - Common Stock, $0.001 par value in SEC institutional holdings data.

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Explore More Reporting Periods

Jump to adjacent filing periods for faster comparison and easier crawl discovery.

Newer quarter: Q1 2018
Previous quarter: Q3 2017

Recent filing periods for CUSIP 374163103:

Q1 2026 Q4 2025 Q3 2025 Q2 2025 Q1 2025 Q4 2024 Q3 2024 Q2 2024

Top shareholders of GERN - Geron Corp - Common Stock, $0.001 par value (13F + 13D/G + 3/4/5)

Grouped by holder across the latest SEC ownership disclosures. Ownership % is shown only when it is directly reported or safely comparable across share classes.

Methodology: rows are grouped by holder and ranked by the holder's primary source value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.

Holder	Source	Role / Reporting	Ownership %	Shares	Holdings Value	12M Net Δ	As of	Details
FMR LLC	13F	Company	3.7%	23,709,425	$51,687,000	—	30 Sep 2017	13F
BlackRock Finance, Inc.	13F	Company	1.9%	12,206,119	$26,609,000	—	30 Sep 2017	13F
VANGUARD GROUP INC	13F	Company	1.2%	7,454,393	$16,250,000	—	30 Sep 2017	13F
STATE STREET CORP	13F	Company	0.79%	5,086,739	$11,086,000	—	30 Sep 2017	13F
NORTHERN TRUST CORP	13F	Company	0.29%	1,860,827	$4,057,000	—	30 Sep 2017	13F
GEODE CAPITAL MANAGEMENT, LLC	13F	Company	0.21%	1,319,700	$2,876,000	—	30 Sep 2017	13F
State of New Jersey Common Pension Fund D	13F	Company	0.14%	870,000	$1,897,000	—	30 Sep 2017	13F
QS Investors, LLC	13F	Company	0.12%	795,847	$1,735,000	—	30 Sep 2017	13F
Bank of New York Mellon Corp	13F	Company	0.12%	782,276	$1,705,000	—	30 Sep 2017	13F
RENAISSANCE TECHNOLOGIES LLC	13F	Company	0.1%	649,880	$1,417,000	—	30 Sep 2017	13F
CITADEL ADVISORS LLC	13F	Company	0.09%	553,937	$1,208,000	—	30 Sep 2017	13F
DEUTSCHE BANK AG\	13F	Company	0.06%	409,431	$891,000	—	30 Sep 2017	13F
TIAA CREF INVESTMENT MANAGEMENT LLC	13F	Company	0.06%	393,549	$858,000	—	30 Sep 2017	13F
Russell Investments Group, Ltd.	13F	Company	0.06%	363,990	$794,000	—	30 Sep 2017	13F
CHARLES SCHWAB INVESTMENT MANAGEMENT INC	13F	Company	0.05%	293,400	$640,000	—	30 Sep 2017	13F
NJ State Employees Deferred Compensation Plan	13F	Company	0.04%	280,000	$611,000	—	30 Sep 2017	13F
TEACHERS ADVISORS, LLC	13F	Company	0.04%	274,648	$599,000	—	30 Sep 2017	13F
GROUP ONE TRADING LLC	13F	Company	0.04%	261,128	$569,000	—	30 Sep 2017	13F
MORGAN STANLEY	13F	Company	0.04%	253,969	$553,000	—	30 Sep 2017	13F
Swiss National Bank	13F	Company	0.04%	251,500	$548,000	—	30 Sep 2017	13F
CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM	13F	Company	0.04%	240,167	$524,000	—	30 Sep 2017	13F
CREDIT SUISSE AG/	13F	Company	0.03%	201,025	$438,000	—	30 Sep 2017	13F
ALLIANCEBERNSTEIN L.P.	13F	Company	0.03%	195,911	$427,000	—	30 Sep 2017	13F
Creative Planning	13F	Company	0.03%	181,713	$396,000	—	30 Sep 2017	13F
RHUMBLINE ADVISERS	13F	Company	0.03%	171,179	$373,000	—	30 Sep 2017	13F
BARCLAYS PLC	13F	Company	0.02%	145,676	$319,000	—	30 Sep 2017	13F
First Eagle Investment Management, LLC	13F	Company	0.02%	144,700	$315,000	—	30 Sep 2017	13F
NEW YORK STATE COMMON RETIREMENT FUND	13F	Company	0.02%	144,400	$315,000	—	30 Sep 2017	13F
STATE BOARD OF ADMINISTRATION OF FLORIDA RETIREMENT SYSTEM	13F	Company	0.02%	138,882	$303,000	—	30 Sep 2017	13F
WELLS FARGO & COMPANY/MN	13F	Company	0.02%	134,497	$293,000	—	30 Sep 2017	13F
VIRTUS ADVISERS, LLC	13F	Company	0.02%	125,425	$273,000	—	30 Sep 2017	13F
GOLDMAN SACHS GROUP INC	13F	Company	0.02%	120,686	$263,000	—	30 Sep 2017	13F
MANUFACTURERS LIFE INSURANCE COMPANY, THE	13F	Company	0.02%	119,590	$260,000	—	30 Sep 2017	13F
STATE OF WISCONSIN INVESTMENT BOARD	13F	Company	0.02%	110,000	$240,000	—	30 Sep 2017	13F
PRICE T ROWE ASSOCIATES INC /MD/	13F	Company	0.02%	109,400	$238,000	—	30 Sep 2017	13F
CITIGROUP INC	13F	Company	0.02%	107,299	$234,000	—	30 Sep 2017	13F
Virtu Financial LLC	13F	Company	0.02%	104,843	$229,000	—	30 Sep 2017	13F
ProShare Advisors LLC	13F	Company	0.02%	99,896	$218,000	—	30 Sep 2017	13F
AMERICAN INTERNATIONAL GROUP, INC.	13F	Company	0.02%	99,679	$217,000	—	30 Sep 2017	13F
METROPOLITAN LIFE INSURANCE CO/NY	13F	Company	0.02%	97,180	$212,000	—	30 Sep 2017	13F
BANK OF AMERICA CORP /DE/	13F	Company	0.01%	95,209	$208,000	—	30 Sep 2017	13F
UBS Group AG	13F	Company	0.01%	89,615	$195,000	—	30 Sep 2017	13F
Nationwide Fund Advisors	13F	Company	0.01%	87,642	$191,000	—	30 Sep 2017	13F
Raymond James Financial Services Advisors, Inc.	13F	Company	0.01%	82,426	$180,000	—	30 Sep 2017	13F
VOYA INVESTMENT MANAGEMENT LLC	13F	Company	0.01%	79,449	$173,000	—	30 Sep 2017	13F
UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC	13F	Company	0.01%	76,375	$166,498	—	30 Sep 2017	13F
Commonwealth Equity Services, Inc	13F	Company	0.01%	69,826	$152,000	—	30 Sep 2017	13F
SUSQUEHANNA INTERNATIONAL GROUP, LLP	13F	Company	0.01%	64,290	$140,000	—	30 Sep 2017	13F
Janney Montgomery Scott LLC	13F	Company	0.01%	58,100	$127,000	—	30 Sep 2017	13F
Invesco Ltd.	13F	Company	0.01%	46,399	$101,000	—	30 Sep 2017	13F

Institutional Holders of Geron Corp - Common Stock, $0.001 par value (GERN) as of Q4 2017

As of 31 Dec 2017, Geron Corp - Common Stock, $0.001 par value (GERN) was held by 105 institutional shareholders that filed Form 13F with the SEC. Together, they reported ownership of 59,262,597 shares. The largest 10 holders included FMR LLC, BlackRock Inc., Vanguard Group Inc, STATE STREET CORP, NORTHERN TRUST CORP, GEODE CAPITAL MANAGEMENT, LLC, RENAISSANCE TECHNOLOGIES LLC, State of New Jersey Common Pension Fund D, QS Investors, LLC, and Bank of New York Mellon Corp. This page lists 105 institutional shareholders reporting positions in this security for the Q4 2017 filing period.

Investor	Option	Weight %	Change %	Value $	* Price	Shares	Share Change	Activity	Report Period

Compare Q4 2017 vs Q3 2017 Across Filers

Q3 2017 holders

109

Q4 2017 holders

105

Holder diff

-4

Investor	Q3 2017 Shares	Q4 2017 Shares	Share Diff	Share Chg %	Q3 2017 Value $	Q4 2017 Value $	Value Diff $	Value Chg %

Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).

Quarterly Holders Trend

Quarterly Value Trend

Quarterly Shares Trend

* Reported Price is the price of the security as of the portfolio date. This value is significant in that it is the last known price at which the security was still held.
An asterisk sign (*) next to the price indicates that the price is likely invalid.