What does CUSIP 377322102 represent in this 13F holders report?

CUSIP 377322102 is the security identifier for GKOS - GLAUKOS Corp - Common Stock used to aggregate holder disclosures.

How many institutions held GKOS - GLAUKOS Corp - Common Stock in Q1 2016?

73 institutional investors reported GKOS - GLAUKOS Corp - Common Stock for Q1 2016. Use the holders table for investor-level position and value details.

GLAUKOS Corp - Common Stock (GKOS)

CUSIP: 377322102

Q1 2016 13F Holders as of 31 Mar 2016

Type / Class: Equity / Common Stock
Shares outstanding: 56,958,245
Total 13F shares: 20,558,953
Share change: +935,689
Total reported value: $346,612,353
Price per share: $16.86
Number of holders: 73
Value change: +$8,926,494
Number of buys: 48
Number of sells: 23

Quarterly Holders Quick Answers

What is CUSIP 377322102?
CUSIP 377322102 identifies GKOS - GLAUKOS Corp - Common Stock in SEC institutional holdings data.

Need full ownership history?
Open the full security ownership history page.

Related Filing Research

Latest 13F filings for newly reported positions.
Latest Schedule 13D/13G reports for ownership changes outside 13F cadence.
Latest 10-Q/10-K reports for financial context tied to this issuer.
Recent insider transactions for executive and insider activity.
SEC investors directory and top value investors for manager drilldown.
Back to full security ownership history.

Explore More Reporting Periods

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

Newer quarter: Q2 2016
Previous quarter: Q4 2015

Recent filing periods for CUSIP 377322102:

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

Top shareholders of GKOS - GLAUKOS Corp - Common Stock (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
Versant Venture Management, LLC	13F	Company	5.5%	3,136,232	$77,581,337	—	31 Dec 2015	13F
Meritech Capital Associates III L.L.C.	13F	Company	5.3%	3,026,677	$74,729,000	—	31 Dec 2015	13F
ORBIMED ADVISORS LLC	13F	Company	5.1%	2,897,937	$71,550,000	—	31 Dec 2015	13F
FRAZIER MANAGEMENT LLC	13F	Company	4.6%	2,603,362	$64,277,000	—	31 Dec 2015	13F
LORD, ABBETT & CO. LLC	13F	Company	2.3%	1,301,945	$32,145,000	—	31 Dec 2015	13F
Capital World Investors	13F	Company	2.3%	1,284,033	$31,703,000	—	31 Dec 2015	13F
GILDER GAGNON HOWE & CO LLC	13F	Company	1.4%	798,009	$19,703,000	—	31 Dec 2015	13F
ALLIANCEBERNSTEIN L.P.	13F	Company	1.2%	684,108	$16,891,000	—	31 Dec 2015	13F
WELLS FARGO & COMPANY/MN	13F	Company	1.1%	646,207	$15,954,000	—	31 Dec 2015	13F
VANGUARD GROUP INC	13F	Company	0.89%	508,787	$12,562,000	—	31 Dec 2015	13F
FMR LLC	13F	Company	0.67%	379,549	$9,371,000	—	31 Dec 2015	13F
Capital Research Global Investors	13F	Company	0.48%	270,698	$6,684,000	—	31 Dec 2015	13F
MILLENNIUM MANAGEMENT LLC	13F	Company	0.42%	238,856	$5,897,000	—	31 Dec 2015	13F
NEXT CENTURY GROWTH INVESTORS LLC	13F	Company	0.38%	214,307	$5,291,000	—	31 Dec 2015	13F
Pier Capital, LLC	13F	Company	0.31%	178,814	$4,415,000	—	31 Dec 2015	13F
BlackRock Fund Advisors	13F	Company	0.3%	171,288	$4,229,000	—	31 Dec 2015	13F
BlackRock Institutional Trust Company, N.A.	13F	Company	0.28%	158,279	$3,908,000	—	31 Dec 2015	13F
Calvert Investment Management, Inc.	13F	Company	0.2%	113,289	$2,797,000	—	31 Dec 2015	13F
STATE STREET CORP	13F	Company	0.15%	88,075	$2,174,000	—	31 Dec 2015	13F
DEUTSCHE BANK AG\	13F	Company	0.14%	80,510	$1,986,000	—	31 Dec 2015	13F
NORTHERN TRUST CORP	13F	Company	0.14%	79,006	$1,950,000	—	31 Dec 2015	13F
Tamarack Advisers, LP	13F	Company	0.13%	76,502	$1,889,000	—	31 Dec 2015	13F
AMERICAN CENTURY COMPANIES INC	13F	Company	0.13%	76,417	$1,887,000	—	31 Dec 2015	13F
Novo Holdings A/S	13F	Company	0.13%	75,000	$1,852,000	—	31 Dec 2015	13F
AMERIPRISE FINANCIAL INC	13F	Company	0.12%	67,676	$1,670,000	—	31 Dec 2015	13F
FEDERATED HERMES, INC.	13F	Company	0.09%	50,119	$1,238,000	—	31 Dec 2015	13F
GEODE CAPITAL MANAGEMENT, LLC	13F	Company	0.07%	41,527	$1,025,000	—	31 Dec 2015	13F
BAMCO INC /NY/	13F	Company	0.07%	41,352	$1,021,000	—	31 Dec 2015	13F
TIAA CREF INVESTMENT MANAGEMENT LLC	13F	Company	0.06%	35,173	$868,000	—	31 Dec 2015	13F
BALYASNY ASSET MANAGEMENT L.P.	13F	Company	0.06%	35,000	$864,000	—	31 Dec 2015	13F
MENTA CAPITAL LLC	13F	Company	0.05%	28,233	$697,000	—	31 Dec 2015	13F
Bank of New York Mellon Corp	13F	Company	0.05%	26,348	$651,000	—	31 Dec 2015	13F
RUSSELL FRANK CO/	13F	Company	0.05%	25,977	$646,000	—	31 Dec 2015	13F
BlackRock Investment Management, LLC	13F	Company	0.04%	23,454	$579,000	—	31 Dec 2015	13F
FRED ALGER MANAGEMENT, LLC	13F	Company	0.04%	22,050	$544,000	—	31 Dec 2015	13F
CHARLES SCHWAB INVESTMENT MANAGEMENT INC	13F	Company	0.04%	20,738	$513,000	—	31 Dec 2015	13F
PARAMETRIC PORTFOLIO ASSOCIATES LLC	13F	Company	0.02%	13,957	$345,000	—	31 Dec 2015	13F
CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM	13F	Company	0.02%	12,745	$315,000	—	31 Dec 2015	13F
Lisanti Capital Growth, LLC	13F	Company	0.02%	12,425	$307,000	—	31 Dec 2015	13F
MORGAN STANLEY	13F	Company	0.02%	10,087	$249,000	—	31 Dec 2015	13F
GSA CAPITAL PARTNERS LLP	13F	Company	0.02%	9,400	$232,000	—	31 Dec 2015	13F
CITADEL ADVISORS LLC	13F	Company	0.02%	8,751	$216,000	—	31 Dec 2015	13F
TEACHERS ADVISORS, LLC	13F	Company	0.01%	7,109	$176,000	—	31 Dec 2015	13F
PICTON MAHONEY ASSET MANAGEMENT	13F	Company	0.01%	7,100	$175,000	—	31 Dec 2015	13F
Swiss National Bank	13F	Company	0.01%	6,700	$165,000	—	31 Dec 2015	13F
UBS Group AG	13F	Company	0.01%	4,620	$114,000	—	31 Dec 2015	13F
Nationwide Fund Advisors	13F	Company	0.01%	4,250	$105,000	—	31 Dec 2015	13F
NEW YORK STATE COMMON RETIREMENT FUND	13F	Company	0.01%	3,900	$96,000	—	31 Dec 2015	13F
BANK OF AMERICA CORP /DE/	13F	Company	0.01%	3,022	$75,000	—	31 Dec 2015	13F
BLACKROCK ADVISORS LLC	13F	Company	0%	2,279	$56,000	—	31 Dec 2015	13F

Institutional Holders of GLAUKOS Corp - Common Stock (GKOS) as of Q1 2016

As of 31 Mar 2016, GLAUKOS Corp - Common Stock (GKOS) was held by 73 institutional shareholders that filed Form 13F with the SEC. Together, they reported ownership of 20,558,953 shares. The largest 10 holders included Versant Venture Management, LLC, Meritech Capital Associates III L.L.C., ORBIMED ADVISORS LLC, FRAZIER MANAGEMENT LLC, Capital World Investors, FEDERATED INVESTORS INC /PA/, VANGUARD GROUP INC, ALLIANCEBERNSTEIN L.P., LORD, ABBETT & CO. LLC, and WELLINGTON MANAGEMENT GROUP LLP. This page lists 73 institutional shareholders reporting positions in this security for the Q1 2016 filing period.

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

Compare Q1 2016 vs Q4 2015 Across Filers

Q4 2015 holders

Q1 2016 holders

Holder diff

Investor	Q4 2015 Shares	Q1 2016 Shares	Share Diff	Share Chg %	Q4 2015 Value $	Q1 2016 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.