Security key
82706C108
Silicon Motion Technology CORP - COMMON STOCK (SIMO)
CUSIP: 82706C108
Q2 2023 13F Holders as of 30 Jun 2023
- Security type / class
- Equity / COMMON STOCK
- Total 13F shares
- 22,887,451
- Total 13F value
- $1,644,564,399
- Share change
- -846,095
- Put/Call ratio
- 103%
- SEC-reported price per share
- $71.86
- Number of holders
- 197
- Value change
- -$52,322,777
- Number of buys
- 83
- Number of sells
- 110
- Shares outstanding
- 135,989,493
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
Q2 2023
Institutions
197
Top holders
10
SIMO full security history
Ownership snapshot
Full 13F holder table
Silicon Motion Technology CORP SEC filings
Silicon Motion Technology CORP company facts
Broader feeds
Ownership snapshot
Top reported holders of SIMO - Silicon Motion Technology CORP - 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
MORGAN STANLEY
Disclosed value leader
MORGAN STANLEY
Comparable rows
0/15
Latest evidence
31 Mar 2023
13F
Highest disclosed value: $77,722,610
15 rows are not safely comparable across share classes.
Showing 1-6 of 15 holder rows.
Quick read
MORGAN STANLEY has the largest disclosed position value at $77.72M.
0 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 MORGAN STANLEY's linked filing trail.
Disclosed position value
Top 5
MORGAN STANLEY
$77.72M
OCONNOR, A Distinct Business Unit...
$76.44M
MILLENNIUM MANAGEMENT LLC
$72.59M
Melqart Asset Management (UK) Ltd
$64.16M
Sand Grove Capital Management LLP
$56.68M
Value bars compare disclosed positions; verify each figure against the linked filing evidence.
Detailed SEC evidence table Showing 1-6 of 15 holder rows
| Holder | Evidence | Ownership % | Position | 12M Net Δ | As of |
|---|---|---|---|---|---|
| MORGAN STANLEY |
13F
Company
|
—
denominator unverified
|
$77,722,610
1,186,242 shares
|
— | 31 Mar 2023 |
| OCONNOR, A Distinct Business Unit of UBS ASSET MANAGEMENT AMERICAS (LLC) |
13F
Company
|
—
denominator unverified
|
$76,436,616
1,166,615 shares
|
— | 31 Mar 2023 |
| MILLENNIUM MANAGEMENT LLC |
13F
Company
|
—
denominator unverified
|
$72,587,000
1,107,860 shares
|
— | 31 Mar 2023 |
| Melqart Asset Management (UK) Ltd |
13F
Company
|
—
denominator unverified
|
$64,157,970
979,212 shares
|
— | 31 Mar 2023 |
| Sand Grove Capital Management LLP |
13F
Company
|
—
denominator unverified
|
$56,676,000
865,012 shares
|
— | 31 Mar 2023 |
| FARALLON CAPITAL MANAGEMENT, L.L.C. |
13F
Company
|
—
denominator unverified
|
$46,191,600
705,000 shares
|
— | 31 Mar 2023 |
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 Q2 2023
Investor-level positions for this CUSIP, loaded as an interactive table.
Institutions
197
Shares
22,887,451
Rows available
197
| 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 Q2 2023 vs Q1 2023 Across Filers
Q1 2023 holders
195
Q2 2023 holders
197
Holder diff
2
| Investor | Q1 2023 Shares | Q2 2023 Shares | Share Diff | Share Chg % | Q1 2023 value | Q2 2023 value | Value change | Value Chg % |
|---|