Security key
01642T108
- Security type / class
- Equity / COMMON STOCK
- Total 13F shares
- 48,328
- Total 13F value
- $1,988,000
- Share change
- 0
- SEC-reported price per share
- $40.57
- Number of holders
- 2
Report period
Q2 2018
Institutions
2
Top holders
2
ALKS full security history
Ownership snapshot
Full 13F holder table
Newer quarter: Q3 2025
Alkermes plc. SEC filings
Alkermes plc. company facts
Broader feeds
Reporting periods
Holder history for CUSIP 01642T108
Recent filing periods:
Ownership snapshot
Top reported holders of ALKS - ALKERMES 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
0/15
Latest evidence
31 Mar 2018
13F
Highest disclosed value: $1,357,517,000
15 rows are not safely comparable across share classes.
Showing 1-6 of 15 holder rows.
Quick read
FMR LLC has the largest disclosed position value at $1.36B.
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 FMR LLC's linked filing trail.
Disclosed position value
Top 5
FMR LLC
$1.36B
PRIMECAP MANAGEMENT CO/CA/
$1.35B
WELLINGTON MANAGEMENT GROUP LLP
$1.22B
PRICE T ROWE ASSOCIATES INC /MD/
$983.11M
VANGUARD GROUP INC
$759.66M
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 |
|---|---|---|---|---|---|
| FMR LLC |
13F
Company
|
—
denominator unverified
|
$1,357,517,000
23,421,617 shares
|
— | 31 Mar 2018 |
| PRIMECAP MANAGEMENT CO/CA/ |
13F
Company
|
—
denominator unverified
|
$1,350,024,000
23,292,333 shares
|
— | 31 Mar 2018 |
| WELLINGTON MANAGEMENT GROUP LLP |
13F
Company
|
—
denominator unverified
|
$1,221,778,000
21,079,700 shares
|
— | 31 Mar 2018 |
| PRICE T ROWE ASSOCIATES INC /MD/ |
13F
Company
|
—
denominator unverified
|
$983,107,000
16,961,824 shares
|
— | 31 Mar 2018 |
| VANGUARD GROUP INC |
13F
Company
|
—
denominator unverified
|
$759,655,000
13,106,566 shares
|
— | 31 Mar 2018 |
| BlackRock Finance, Inc. |
13F
Company
|
—
denominator unverified
|
$602,830,000
10,400,814 shares
|
— | 31 Mar 2018 |
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 2018
Investor-level positions for this CUSIP, loaded as an interactive table.
Institutions
2
Shares
48,328
Rows available
2
| 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 2018 vs Q1 2026 Across Filers
Q1 2026 holders
1
Q2 2018 holders
2
Holder diff
1
| Investor | Q1 2026 Shares | Q2 2018 Shares | Share Diff | Share Chg % | Q1 2026 value | Q2 2018 value | Value change | Value Chg % |
|---|
Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).
Quarterly Holders Trend
Quarterly Value Trend
Quarterly Shares Trend