ALKERMES PLC (G01767105) Institutional Shareholders
ALKERMES PLC (G01767105) is currently reported in institutional portfolios tracked by InsiderSet based on the latest available SEC Form 13F filings for the quarter ended June 30, 2026. The institutional investors covered on this page collectively reported approximately $8.86B in G01767105 holdings during the latest filing period.
Blackrock, Inc. is currently the largest disclosed institutional shareholder of G01767105 tracked by InsiderSet, reporting ownership valued at approximately $1.53B in its June 30, 2026 SEC Form 13F filing.
The top 10 institutional shareholders tracked on this page collectively account for approximately 52% of the total disclosed G01767105 value among the investors covered in this analysis. Major shareholders include Blackrock, Inc., Baker Bros. Advisors Lp, Vanguard Portfolio Management Llc, and several other long-term asset managers with concentrated positions in ALKERMES PLC (G01767105).
This page ranks the largest institutional G01767105 shareholders using publicly disclosed SEC Form 13F data, including reported values, estimated current holding values, portfolio allocation percentages, ownership concentration metrics, and historical holding changes across major hedge funds and investment firms.
Institutional Holders
414
Total Reported Value
$8.86B
Largest Holder
Blackrock, Inc.
Largest Position
$1.53B
Insider Transactions (90d)
0
Latest Filing Quarter
Q2 2026
New Institutional Positions
68
Funds Exiting Positions
0
| Name | Investor/Manager | Portfolio % | Quantity | Reported Balance | Current Estimated Value | Gain/loss Since Filing | Estimated Portfolio Performance |
|---|---|---|---|---|---|---|---|
| Blackrock, Inc. | 0.02% | 29,235,739 | $1,531,806,565 | — | — | — | |
| Baker Bros. Advisors Lp | 2.63% | 10,012,267 | $524,592,729 | — | — | — | |
| Vanguard Portfolio Management Llc | 0.02% | 9,490,818 | $497,271,409 | — | — | — | |
| State Street Corp | 0.01% | 9,160,575 | $479,968,327 | — | — | — | |
| Vanguard Capital Management Llc | 0.01% | 7,515,025 | $393,749,735 | — | — | — | |
| Renaissance Technologies LLC | Jim Simons | 0.47% | 6,460,928 | $338,520,325 | — | — | — |
| Geode Capital Management, Llc | 0.01% | 4,477,876 | $234,660,916 | — | — | — | |
| Dimensional Fund Advisors Lp | 0.04% | 4,194,873 | $219,794,330 | — | — | — | |
| Deep Track Capital, Lp | 3.09% | 4,000,000 | $209,580,000 | — | — | — | |
| American Century Companies Inc | 0.09% | 3,954,239 | $207,182,449 | — | — | — | |
| Holocene Advisors, Lp | 0.43% | 3,601,472 | $188,699,125 | — | — | — | |
| Commodore Capital Lp | 9.36% | 3,000,000 | $157,185,000 | — | — | — | |
| Wellington Management Group Llp | 0.03% | 2,814,804 | $147,481,656 | — | — | — | |
| Primecap Management Co/Ca/ | 0.08% | 2,528,680 | $132,490,188 | — | — | — | |
| First Trust Advisors Lp | 0.07% | 2,421,016 | $126,849,134 | — | — | — | |
| Charles Schwab Investment Management Inc | 0.02% | 2,335,117 | $122,348,496 | — | — | — | |
| Sixth Street Partners Management Company, L.P. | 0.02% | 2,335,117 | $122,348,496 | — | — | — | |
| Nuveen, Llc | 0.03% | 2,324,197 | $121,776,303 | — | — | — | |
| Norges Bank | 0.01% | 2,156,814 | $113,006,270 | — | — | — | |
| Bvf Inc/Il | 2.89% | 2,154,704 | $112,895,716 | — | — | — | |
| Goldman Sachs Group Inc | 0.01% | 2,023,984 | $106,046,642 | — | — | — | |
| Bain Capital Life Sciences Investors, Llc | 6.04% | 1,937,938 | $101,538,262 | — | — | — | |
| Northern Trust Corp | 0.01% | 1,831,619 | $95,967,679 | — | — | — | |
| Morgan Stanley | 0.00% | 1,751,882 | $91,789,896 | — | — | — | |
| Rtw Investments, Lp | 0.75% | 1,672,356 | $87,623,093 | — | — | — | |
| Citadel Advisors Llc | 0.05% | 1,645,101 | $86,195,067 | — | — | — | |
| Loomis Sayles & Co L P | 0.10% | 1,585,518 | $83,073,216 | — | — | — | |
| Adage Capital Partners Gp, L.L.C. | 0.10% | 1,368,000 | $71,676,360 | — | — | — | |
| D. E. Shaw & Co., Inc. | 0.04% | 1,312,031 | $68,743,864 | — | — | — | |
| Driehaus Capital Management Llc | 0.38% | 1,238,809 | $64,907,398 | — | — | — | |
| Vanguard Fiduciary Trust Co | 0.01% | 1,177,945 | $61,718,428 | — | — | — | |
| Bnp Paribas Asset Management Holding S.A. | 0.06% | 1,159,216 | $60,737,122 | — | — | — | |
| Fmr Llc | 0.00% | 1,134,410 | $59,437,416 | — | — | — | |
| Affinity Asset Advisors, Llc | 2.88% | 1,125,000 | $58,944,375 | — | — | — | |
| Bank Of New York Mellon Corp | 0.01% | 1,097,282 | $57,492,084 | — | — | — | |
| Two Sigma Investments, Lp | 0.04% | 1,038,311 | $54,402,305 | — | — | — | |
| Soleus Capital Management, L.P. | 1.86% | 1,029,252 | $53,927,659 | — | — | — | |
| Principal Financial Group Inc | 0.03% | 983,822 | $51,547,355 | — | — | — | |
| Marshall Wace, Llp | 0.04% | 969,954 | $50,825,589 | — | — | — | |
| Summit Partners Public Asset Management, Llc | 1.29% | 950,234 | $49,787,510 | — | — | — | |
| Bank Of America Corp | 0.00% | 918,303 | $48,114,486 | — | — | — | |
| Victory Capital Management Inc | 0.03% | 916,709 | $48,030,968 | — | — | — | |
| Pictet Asset Management Holding Sa | 0.04% | 838,026 | $43,975,787 | — | — | — | |
| Artisan Partners Limited Partnership | 0.07% | 831,006 | $43,540,559 | — | — | — | |
| Panagora Asset Management Inc | 0.12% | 765,543 | $40,110,625 | — | — | — | |
| Frazier Life Sciences Management, L.P. | 0.80% | 700,647 | $36,710,400 | — | — | — | |
| Public Sector Pension Investment Board | 0.09% | 677,405 | $35,492,635 | — | — | — | |
| Frontier Capital Management Co Llc | 0.32% | 659,562 | $34,557,740 | — | — | — | |
| Bnp Paribas Financial Markets | 0.02% | 655,140 | $34,326,060 | — | — | — | |
| Ameriprise Financial Inc | 0.01% | 630,325 | $33,025,880 | — | — | — |
Frequently asked questions about G01767105
Who owns the most G01767105 stock?
The largest holders of G01767105 are typically major institutional investors such as asset managers and hedge funds reporting on Form 13F. The table above ranks tracked superinvestors by reported position size using the latest available filings for ALKERMES PLC (G01767105).
Is G01767105 widely held by superinvestors?
Many widely followed stocks like G01767105 appear across numerous superinvestor portfolios because of liquidity, index inclusion, and fundamentals. The holder count and table above show how broadly G01767105 is represented among the institutional managers we track.
What do “Current Estimated Value”, “Gain/loss Since Filing”, and “Estimated Portfolio Performance” mean?
Current Estimated Value is reported share quantity from the latest 13F times our most recent split-adjusted U.S. session close. Gain/loss Since Filing is that estimate minus the reported 13F dollar value; Estimated Portfolio Performance is that difference as a percent of the reported value. Green means the estimate is above the filing value; red means below (not purchase cost). If many filers share the same implied filing price per share, the performance % may match across rows. These are not official fund marks or live quotes.