Security key
609839105
MONOLITHIC POWER SYSTEMS INC - Common Stock (MPWR)
CUSIP: 609839105
Q4 2016 13F Holders as of 31 Dec 2016
- Security type / class
- Equity / Common Stock
- Total 13F shares
- 39,266,525
- Total 13F value
- $3,218,544,717
- Share change
- -345,026
- Put/Call ratio
- 111%
- SEC-reported price per share
- $81.93
- Number of holders
- 263
- Value change
- -$27,440,306
- Number of buys
- 134
- Number of sells
- 111
- Shares outstanding
- 49,129,186
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 2016
Institutions
263
Top holders
10
MPWR full security history
Ownership snapshot
Full 13F holder table
Newer quarter: Q1 2017
Previous quarter: Q3 2016
MONOLITHIC POWER SYSTEMS INC SEC filings
MONOLITHIC POWER SYSTEMS INC company facts
Broader feeds
Reporting periods
Holder history for CUSIP 609839105
Recent filing periods:
Ownership snapshot
Top reported holders of MPWR - MONOLITHIC POWER SYSTEMS INC - Common Stock (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
FMR LLC
Disclosed value leader
FMR LLC
Comparable rows
15/15
Latest evidence
30 Sep 2016
13F
Lead comparable stake: 7.4%
Showing 1-6 of 15 holder rows.
Quick read
FMR LLC leads the comparable SEC ownership view at 7.4%.
15 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 FMR LLC's linked filing trail.
Comparable ownership
Top 5
FMR LLC
7.4%
VANGUARD GROUP INC
5.6%
BlackRock Fund Advisors
4.3%
STATE STREET CORP
2.6%
WASATCH ADVISORS LP
2.5%
Ownership % is shown only when SEC disclosures are safely comparable across share classes.
Detailed SEC evidence table Showing 1-6 of 15 holder rows
| Holder | Evidence | Ownership % | Position | 12M Net Δ | As of |
|---|---|---|---|---|---|
| FMR LLC |
13F
Company
|
7.4%
|
$294,162,000
3,654,192 shares
|
— | 30 Sep 2016 |
| VANGUARD GROUP INC |
13F
Company
|
5.6%
|
$223,282,000
2,773,680 shares
|
— | 30 Sep 2016 |
| BlackRock Fund Advisors |
13F
Company
|
4.3%
|
$168,582,000
2,094,192 shares
|
— | 30 Sep 2016 |
| STATE STREET CORP |
13F
Company
|
2.6%
|
$102,350,000
1,271,412 shares
|
— | 30 Sep 2016 |
| WASATCH ADVISORS LP |
13F
Company
|
2.5%
|
$100,279,000
1,245,697 shares
|
— | 30 Sep 2016 |
| EARNEST PARTNERS LLC |
13F
Company
|
2.2%
|
$88,178,000
1,095,378 shares
|
— | 30 Sep 2016 |
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 2016
Investor-level positions for this CUSIP, loaded as an interactive table.
Institutions
263
Shares
39,266,525
Rows available
263
| 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 2016 vs Q3 2016 Across Filers
Q3 2016 holders
240
Q4 2016 holders
263
Holder diff
23
| Investor | Q3 2016 Shares | Q4 2016 Shares | Share Diff | Share Chg % | Q3 2016 value | Q4 2016 value | Value change | Value Chg % |
|---|
Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).
Quarterly Holders Trend
Quarterly Value Trend
Quarterly Shares Trend