What does CUSIP 589378108 represent in this 13F holders report?

CUSIP 589378108 is the security identifier for MRCY - MERCURY SYSTEMS INC - COMMON STOCK used to aggregate holder disclosures.

How many institutions held MRCY - MERCURY SYSTEMS INC - COMMON STOCK in Q4 2015?

147 institutional investors reported MRCY - MERCURY SYSTEMS INC - COMMON STOCK for Q4 2015. Use the holders table for investor-level position and value details.

MERCURY SYSTEMS INC - COMMON STOCK (MRCY)

CUSIP: 589378108

Q4 2015 13F Holders as of 31 Dec 2015

Type / Class: Equity / COMMON STOCK
Shares outstanding: 60,401,859
Total 13F shares: 31,187,470
Share change: +235,525
Total reported value: $572,672,561
Put/Call ratio: 53%
Price per share: $18.36
Number of holders: 147
Value change: +$5,235,155
Number of buys: 67
Number of sells: 65

Quarterly Holders Quick Answers

What is CUSIP 589378108?
CUSIP 589378108 identifies MRCY - MERCURY SYSTEMS INC - COMMON STOCK in SEC institutional holdings data.

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Newer quarter: Q1 2016
Previous quarter: Q3 2015

Recent filing periods for CUSIP 589378108:

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Top shareholders of MRCY - MERCURY SYSTEMS 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
BARROW HANLEY MEWHINNEY & STRAUSS LLC	13F	Company	4.1%	2,468,925	$39,281,000	—	30 Sep 2015	13F
VANGUARD GROUP INC	13F	Company	3.9%	2,385,018	$37,945,000	—	30 Sep 2015	13F
ROYCE & ASSOCIATES LP	13F	Company	3.9%	2,348,188	$37,360,000	—	30 Sep 2015	13F
BlackRock Fund Advisors	13F	Company	3.3%	1,998,494	$31,796,000	—	30 Sep 2015	13F
Trigran Investments, Inc.	13F	Company	3.2%	1,913,238	$30,439,000	—	30 Sep 2015	13F
DIMENSIONAL FUND ADVISORS LP	13F	Company	2.9%	1,762,990	$28,049,000	—	30 Sep 2015	13F
Neuberger Berman Group LLC	13F	Company	2.7%	1,644,633	$26,166,000	—	30 Sep 2015	13F
ACK Asset Management LLC	13F	Company	1.6%	990,000	$15,751,000	—	30 Sep 2015	13F
KILLEN GROUP INC	13F	Company	1.6%	945,372	$15,041,000	—	30 Sep 2015	13F
WADDELL & REED FINANCIAL INC	13F	Company	1.5%	915,500	$14,566,000	—	30 Sep 2015	13F
BlackRock Institutional Trust Company, N.A.	13F	Company	1.4%	871,661	$13,868,000	—	30 Sep 2015	13F
RENAISSANCE TECHNOLOGIES LLC	13F	Company	1.2%	732,335	$11,651,000	—	30 Sep 2015	13F
RUTABAGA CAPITAL MANAGEMENT LLC/MA	13F	Company	1.1%	664,103	$10,566,000	—	30 Sep 2015	13F
NORTHERN TRUST CORP	13F	Company	1.1%	637,246	$10,139,000	—	30 Sep 2015	13F
STATE STREET CORP	13F	Company	0.99%	600,881	$9,558,000	—	30 Sep 2015	13F
KENNEDY CAPITAL MANAGEMENT LLC	13F	Company	0.98%	594,702	$9,462,000	—	30 Sep 2015	13F
Granite Investment Partners, LLC	13F	Company	0.89%	538,783	$8,572,000	—	30 Sep 2015	13F
Bank of New York Mellon Corp	13F	Company	0.88%	531,103	$8,449,000	—	30 Sep 2015	13F
STATE OF WISCONSIN INVESTMENT BOARD	13F	Company	0.83%	498,478	$7,931,000	—	30 Sep 2015	13F
D. E. Shaw & Co., Inc.	13F	Company	0.76%	457,062	$7,272,000	—	30 Sep 2015	13F
AMERIPRISE FINANCIAL INC	13F	Company	0.74%	444,089	$7,065,000	—	30 Sep 2015	13F
Pier Capital, LLC	13F	Company	0.61%	368,781	$5,867,000	—	30 Sep 2015	13F
IRONWOOD INVESTMENT MANAGEMENT LLC	13F	Company	0.53%	317,597	$5,053,000	—	30 Sep 2015	13F
MACQUARIE GROUP LTD	13F	Company	0.44%	268,640	$4,274,000	—	30 Sep 2015	13F
Boston Partners	13F	Company	0.4%	239,885	$3,816,000	—	30 Sep 2015	13F
DISCIPLINED GROWTH INVESTORS INC /MN	13F	Company	0.38%	228,325	$3,633,000	—	30 Sep 2015	13F
GEODE CAPITAL MANAGEMENT, LLC	13F	Company	0.37%	222,531	$3,540,000	—	30 Sep 2015	13F
BANK OF MONTREAL /CAN/	13F	Company	0.35%	211,231	$3,361,000	—	30 Sep 2015	13F
PRINCIPAL FINANCIAL GROUP INC	13F	Company	0.34%	206,722	$3,289,000	—	30 Sep 2015	13F
Aristotle Capital Boston, LLC	13F	Company	0.34%	203,409	$3,236,000	—	30 Sep 2015	13F
SG Capital Management LLC	13F	Company	0.33%	197,601	$3,144,000	—	30 Sep 2015	13F
Invesco Ltd.	13F	Company	0.32%	194,144	$3,089,000	—	30 Sep 2015	13F
AMERICAN CENTURY COMPANIES INC	13F	Company	0.32%	191,514	$3,047,000	—	30 Sep 2015	13F
UNITED SERVICES AUTOMOBILE ASSOCIATION	13F	Company	0.29%	177,600	$2,826,000	—	30 Sep 2015	13F
MILLENNIUM MANAGEMENT LLC	13F	Company	0.28%	167,865	$2,671,000	—	30 Sep 2015	13F
EAGLE BOSTON INVESTMENT MANAGEMENT INC	13F	Company	0.27%	164,534	$2,617,000	—	30 Sep 2015	13F
RUSSELL FRANK CO/	13F	Company	0.27%	160,640	$2,556,000	—	30 Sep 2015	13F
TIAA CREF INVESTMENT MANAGEMENT LLC	13F	Company	0.25%	149,883	$2,385,000	—	30 Sep 2015	13F
BlackRock Investment Management, LLC	13F	Company	0.24%	144,687	$2,302,000	—	30 Sep 2015	13F
BAMCO INC /NY/	13F	Company	0.22%	134,303	$2,137,000	—	30 Sep 2015	13F
CALIFORNIA PUBLIC EMPLOYEES RETIREMENT SYSTEM	13F	Company	0.19%	114,696	$1,825,000	—	30 Sep 2015	13F
ClariVest Asset Management LLC	13F	Company	0.18%	111,708	$1,777,000	—	30 Sep 2015	13F
TWO SIGMA ADVISERS, LP	13F	Company	0.17%	103,434	$1,645,000	—	30 Sep 2015	13F
DEUTSCHE BANK AG\	13F	Company	0.16%	94,521	$1,502,000	—	30 Sep 2015	13F
NEWLAND CAPITAL MANAGEMENT, LLC	13F	Company	0.16%	93,700	$1,491,000	—	30 Sep 2015	13F
PARAMETRIC PORTFOLIO ASSOCIATES LLC	13F	Company	0.14%	84,929	$1,351,000	—	30 Sep 2015	13F
NEW YORK STATE COMMON RETIREMENT FUND	13F	Company	0.14%	83,619	$1,330,000	—	30 Sep 2015	13F
MORGAN STANLEY	13F	Company	0.13%	80,666	$1,284,000	—	30 Sep 2015	13F
TFS CAPITAL LLC	13F	Company	0.13%	79,960	$1,272,000	—	30 Sep 2015	13F
G2 Investment Partners Management LLC	13F	Company	0.13%	78,275	$1,245,000	—	30 Sep 2015	13F

Institutional Holders of MERCURY SYSTEMS INC - COMMON STOCK (MRCY) as of Q4 2015

As of 31 Dec 2015, MERCURY SYSTEMS INC - COMMON STOCK (MRCY) was held by 147 institutional shareholders that filed Form 13F with the SEC. Together, they reported ownership of 31,187,470 shares. The largest 10 holders included BARROW HANLEY MEWHINNEY & STRAUSS LLC, VANGUARD GROUP INC, ROYCE & ASSOCIATES LLC, BlackRock Fund Advisors, DIMENSIONAL FUND ADVISORS LP, Neuberger Berman Group LLC, Trigran Investments, Inc., WADDELL & REED FINANCIAL INC, ACK Asset Management LLC, and Bank of New York Mellon Corp. This page lists 147 institutional shareholders reporting positions in this security for the Q4 2015 filing period.

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

Compare Q4 2015 vs Q3 2015 Across Filers

Q3 2015 holders

144

Q4 2015 holders

147

Holder diff

Investor	Q3 2015 Shares	Q4 2015 Shares	Share Diff	Share Chg %	Q3 2015 Value $	Q4 2015 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.