What does CUSIP 868459108 represent in this 13F holders report?

CUSIP 868459108 is the security identifier for SUPN - SUPERNUS PHARMACEUTICALS, INC. - Common Stock used to aggregate holder disclosures.

How many institutions held SUPN - SUPERNUS PHARMACEUTICALS, INC. - Common Stock in Q1 2014?

83 institutional investors reported SUPN - SUPERNUS PHARMACEUTICALS, INC. - Common Stock for Q1 2014. Use the holders table for investor-level position and value details.

SUPERNUS PHARMACEUTICALS, INC. - Common Stock (SUPN)

CUSIP: 868459108

Q1 2014 13F Holders as of 31 Mar 2014

Type / Class: Equity / Common Stock
Shares outstanding: 57,671,650
Total 13F shares: 33,409,780
Share change: +2,364,480
Total reported value: $298,611,368
Put/Call ratio: 38%
Price per share: $8.94
Number of holders: 83
Value change: +$21,545,722
Number of buys: 48
Number of sells: 24

Quarterly Holders Quick Answers

What is CUSIP 868459108?
CUSIP 868459108 identifies SUPN - SUPERNUS PHARMACEUTICALS, INC. - Common Stock 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: Q2 2014
Previous quarter: Q4 2013

Recent filing periods for CUSIP 868459108:

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

Top shareholders of SUPN - SUPERNUS PHARMACEUTICALS, INC. - 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
NEA Management Company, LLC	13F	Company	18%	10,650,000	$80,301,000	—	31 Dec 2013	13F
PRICE T ROWE ASSOCIATES INC /MD/	13F	Company	7.6%	4,362,800	$32,896,000	—	31 Dec 2013	13F
Abingworth LLP	13F	Company	6.2%	3,600,000	$27,108,000	—	31 Dec 2013	13F
AMERIPRISE FINANCIAL INC	13F	Company	3.4%	1,980,077	$14,929,000	—	31 Dec 2013	13F
Orchard Hill Capital Management LP	13F	Company	2.5%	1,433,317	$10,807,000	—	31 Dec 2013	13F
ARDSLEY ADVISORY PARTNERS LP	13F	Company	2.4%	1,410,000	$10,631,000	—	31 Dec 2013	13F
MUTUAL OF AMERICA CAPITAL MANAGEMENT LLC	13F	Company	1.8%	1,052,150	$7,933,000	—	31 Dec 2013	13F
Healthcare Value Capital, LLC	13F	Company	1.8%	1,050,745	$7,923,000	—	31 Dec 2013	13F
BlackRock Fund Advisors	13F	Company	1.4%	823,633	$6,210,000	—	31 Dec 2013	13F
ORBIMED ADVISORS LLC	13F	Company	1%	580,000	$4,373,000	—	31 Dec 2013	13F
SUSQUEHANNA INTERNATIONAL GROUP, LLP	13F	Company	0.72%	416,495	$3,141,000	—	31 Dec 2013	13F
VANGUARD GROUP INC	13F	Company	0.7%	404,657	$3,052,000	—	31 Dec 2013	13F
Rhenman & Partners Asset Management AB	13F	Company	0.39%	225,000	$1,697,000	—	31 Dec 2013	13F
NORTHERN TRUST CORP	13F	Company	0.39%	223,987	$1,689,000	—	31 Dec 2013	13F
STATE STREET CORP	13F	Company	0.39%	223,187	$1,685,000	—	31 Dec 2013	13F
FRANKLIN STREET ADVISORS INC /NC	13F	Company	0.36%	208,450	$1,572,000	—	31 Dec 2013	13F
GROUP ONE TRADING LLC	13F	Company	0.35%	199,273	$1,503,000	—	31 Dec 2013	13F
REINHART PARTNERS, LLC.	13F	Company	0.27%	157,820	$1,190,000	—	31 Dec 2013	13F
BlackRock Institutional Trust Company, N.A.	13F	Company	0.26%	148,026	$1,116,000	—	31 Dec 2013	13F
MORGAN STANLEY	13F	Company	0.25%	146,915	$1,108,000	—	31 Dec 2013	13F
Tekla Capital Management LLC	13F	Company	0.24%	140,800	$1,062,000	—	31 Dec 2013	13F
PANAGORA ASSET MANAGEMENT INC	13F	Company	0.24%	140,056	$1,056,000	—	31 Dec 2013	13F
TWO SIGMA INVESTMENTS, LP	13F	Company	0.21%	119,926	$904,000	—	31 Dec 2013	13F
GOLDMAN SACHS GROUP INC	13F	Company	0.19%	107,741	$812,000	—	31 Dec 2013	13F
TD ASSET MANAGEMENT INC	13F	Company	0.18%	105,600	$796,000	—	31 Dec 2013	13F
TOCQUEVILLE ASSET MANAGEMENT L.P.	13F	Company	0.18%	105,500	$795,000	—	31 Dec 2013	13F
MILLENNIUM MANAGEMENT LLC	13F	Company	0.16%	90,708	$684,000	—	31 Dec 2013	13F
CREDIT SUISSE AG/	13F	Company	0.16%	90,308	$681,000	—	31 Dec 2013	13F
Andalusian Capital Partners, LP	13F	Company	0.14%	83,166	$627,000	—	31 Dec 2013	13F
GEODE CAPITAL MANAGEMENT, LLC	13F	Company	0.14%	79,715	$601,000	—	31 Dec 2013	13F
WELLINGTON MANAGEMENT GROUP LLP	13F	Company	0.12%	70,700	$533,000	—	31 Dec 2013	13F
Bank of New York Mellon Corp	13F	Company	0.11%	61,474	$463,000	—	31 Dec 2013	13F
TIAA CREF INVESTMENT MANAGEMENT LLC	13F	Company	0.1%	59,225	$447,000	—	31 Dec 2013	13F
BRIDGEWAY CAPITAL MANAGEMENT, LLC	13F	Company	0.09%	50,000	$377,000	—	31 Dec 2013	13F
BlackRock Investment Management, LLC	13F	Company	0.08%	44,025	$332,000	—	31 Dec 2013	13F
UBS AG	13F	Company	0.06%	34,534	$260,000	—	31 Dec 2013	13F
CHARLES SCHWAB INVESTMENT MANAGEMENT INC	13F	Company	0.06%	31,800	$240,000	—	31 Dec 2013	13F
MCGLINN CAPITAL MANAGEMENT INC	13F	Company	0.05%	30,300	$228,000	—	31 Dec 2013	13F
CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM	13F	Company	0.05%	29,445	$222,000	—	31 Dec 2013	13F
WOLVERINE ASSET MANAGEMENT LLC	13F	Company	0.04%	24,897	$187,000	—	31 Dec 2013	13F
Deutsche Girozentrale DekaBank	13F	Individual	0.03%	17,500	$136,000	—	31 Dec 2013	13F
TEACHERS ADVISORS, LLC	13F	Company	0.03%	16,372	$123,000	—	31 Dec 2013	13F
ProShare Advisors LLC	13F	Company	0.03%	16,051	$121,000	—	31 Dec 2013	13F
STATE BOARD OF ADMINISTRATION OF FLORIDA RETIREMENT SYSTEM	13F	Company	0.03%	15,513	$117,000	—	31 Dec 2013	13F
CITADEL ADVISORS LLC	13F	Company	0.03%	14,929	$113,000	—	31 Dec 2013	13F
MANUFACTURERS LIFE INSURANCE COMPANY, THE	13F	Company	0.02%	13,793	$104,000	—	31 Dec 2013	13F
BARCLAYS PLC	13F	Company	0.02%	14,035	$98,000	—	31 Dec 2013	13F
RHUMBLINE ADVISERS	13F	Company	0.02%	12,862	$97,000	—	31 Dec 2013	13F
Nationwide Fund Advisors	13F	Company	0.02%	12,178	$92,000	—	31 Dec 2013	13F
US BANCORP \DE\	13F	Company	0.02%	11,050	$83,000	—	31 Dec 2013	13F

Institutional Holders of SUPERNUS PHARMACEUTICALS, INC. - Common Stock (SUPN) as of Q1 2014

As of 31 Mar 2014, SUPERNUS PHARMACEUTICALS, INC. - Common Stock (SUPN) was held by 83 institutional shareholders that filed Form 13F with the SEC. Together, they reported ownership of 33,409,780 shares. The largest 10 holders included NEA Management Company, LLC, PRICE T ROWE ASSOCIATES INC /MD/, Abingworth LLP, AMERIPRISE FINANCIAL INC, ARDSLEY ADVISORY PARTNERS, Murphy Michael R, NORTHPOINTE CAPITAL LLC, MUTUAL OF AMERICA CAPITAL MANAGEMENT CORP, BlackRock Fund Advisors, and ORBIMED ADVISORS LLC. This page lists 83 institutional shareholders reporting positions in this security for the Q1 2014 filing period.

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

Compare Q1 2014 vs Q4 2013 Across Filers

Q4 2013 holders

Q1 2014 holders

Holder diff

Investor	Q4 2013 Shares	Q1 2014 Shares	Share Diff	Share Chg %	Q4 2013 Value $	Q1 2014 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.