MALLINCKRODT PLC MNKPF
ORD SHS · Common Stock · CUSIP G5890A102
36
institutional holders
-9 vs Q1 2023
10.5m
shares reported held*
$12.4mreported value*
8 new
7 added
8 reduced
17 sold out
net sold ≈ $1.1m (-924.5k shares)
* Summed across managers. Shares that two managers' reports both contain – a subsidiary's holdings that its parent's report includes too, or a sub-adviser's in its client's – are counted once ($5 this quarter). Holder counts are more reliable. Implied quarter-end price ≈ $1.18.
Trends to Q2 2023
Institutional holders
Managers reporting a position, each quarter
Numbers
| Quarter | Holders |
|---|---|
| Q3 2022 | 2 |
| Q4 2022 | 48 |
| Q1 2023 | 45 |
| Q2 2023 | 36 |
Buyers vs sellers
Managers adding to or starting a position, vs cutting or selling out
Bought or addedCut or sold out
Numbers
| Quarter | Bought or added | Cut or sold out |
|---|---|---|
| Q4 2022 | 42 | 1 |
| Q1 2023 | 18 | 20 |
| Q2 2023 | 15 | 25 |
Biggest buyers
| Alta Fundamental Advisers LLC | Added | +1.2m |
| CONTINENTAL GENERAL INSURANCE CO | Added | +781.2k |
| Two Seas Capital LP | Added | +568.3k |
| Cubist Systematic Strategies, LLC | New | +70.9k |
| STATE STREET CORP | Added | +34.7k |
| NATIONAL BANK OF CANADA /FI/ | New | +27.7k |
| FNY Investment Advisers, LLC | New | +25.1k |
| TWO SIGMA INVESTMENTS, LP | New | +13.3k |
| BlackRock Inc. | Added | +11.4k |
| ACADIAN ASSET MANAGEMENT LLC | New | +10.2k |
Biggest sellers
| Hudson Bay Capital Management LP | Reduced | -1.2m |
| FEDERATED HERMES, INC. | Sold out | -708.4k |
| JPMORGAN CHASE & CO | Reduced | -365.4k |
| NOMURA HOLDINGS INC | Sold out | -338.2k |
| STIFEL FINANCIAL CORP | Sold out | -234.3k |
| GOLDMAN SACHS GROUP INC | Reduced | -207.4k |
| Hein Park Capital Management LP | Sold out | -145.1k |
| LITTLEJOHN & CO LLC | Sold out | -140.0k |
| ALLIANCEBERNSTEIN L.P. | Sold out | -116.0k |
| NOMURA ASSET MANAGEMENT CO LTD | Sold out | -76.7k |
Major shareholders (over 5%)
Anyone who owns more than 5% of a class of the company's shares has to say so: on Schedule 13D if they may try to influence or control the company, on 13G if they're a passive investor, and update it as the stake changes. Each holder's latest filing, from 19 Dec 2024 on; percentages are of the share class, as the holder worked them out.
| Holder | Stake |
|---|---|
| GOLDENTREE ASSET MANAGEMENT LP 13D · may seek influence +1.1 pts · filed 2026-10-06 | 21.3% |
| Silver Point Capital L.P. 13D · may seek influence +1.0 pts · filed 2026-05-22 | 15.2% |
| MARATHON ASSET MANAGEMENT LP 13G · passive investor -0.9 pts · filed 2026-05-15 | 6.8% |
| Hein Park Capital Management LP 13G · institution +0.6 pts · filed 2026-02-13 | 5.5% |
| Hudson Bay Capital Management LP 13G · institution -1.1 pts · filed 2026-02-11 | 5.2% |
Holders, Q2 2023
| Manager | Shares | Change |
|---|---|---|
| Bracebridge Capital, LLC 1.91% of their portfolio | 2.0m $2.4m | Unchanged |
| Alta Fundamental Advisers LLC 1.26% of their portfolio | 1.9m $2.3m | Added +1.2m |
| JPMORGAN CHASE & CO 0.00% of their portfolio | 1.3m $1.6m | Reduced -365.4k |
| Hudson Bay Capital Management LP 0.01% of their portfolio | 1.0m $1.2m | Reduced -1.2m |
| CONTINENTAL GENERAL INSURANCE CO 0.37% of their portfolio | 880.8k $1.0m | Added +781.2k |
| Sculptor Capital LP 0.02% of their portfolio | 694.6k $819.7k | Unchanged |
| VANGUARD GROUP INC 0.00% of their portfolio | 644.2k $760.1k | Unchanged |
| Two Seas Capital LP 0.15% of their portfolio | 585.6k $691.0k | Added +568.3k |
| BlackRock Inc. 0.00% of their portfolio | 203.7k $240.3k | Added +11.4k |
| BANK OF AMERICA CORP /DE/ 0.00% of their portfolio | 156.3k $184.4k | Reduced -60 |
| GEODE CAPITAL MANAGEMENT, LLC 0.00% of their portfolio | 135.2k $159.5k | Reduced -3.9k |
| MORGAN STANLEY 0.00% of their portfolio | 134.0k $158.2k | Added +655 |
| OCONNOR, A Distinct Business Unit of UBS ASSET MANAGEMENT AMERICAS (LLC) 0.00% of their portfolio | 129.4k $152.7k | Unchanged |
| STATE STREET CORP 0.00% of their portfolio | 92.9k $109.6k | Added +34.7k |
| Cubist Systematic Strategies, LLC 0.00% of their portfolio | 70.9k $83.7k | New |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC 0.00% of their portfolio | 62.0k $73.2k | Reduced -7.6k |
| Calamos Advisors LLC 0.00% of their portfolio | 56.2k $66.3k | Unchanged |
| WELLS FARGO & COMPANY/MN 0.00% of their portfolio | 53.1k $62.7k | Added +4 |
| Tekla Capital Management LLC 0.00% of their portfolio | 35.0k $41.4k | Unchanged |
| GOLDMAN SACHS GROUP INC 0.00% of their portfolio | 33.9k $40.0k | Reduced -207.4k |
| Employees Retirement System of Texas 0.00% of their portfolio | 30.7k $36.0k | Unchanged |
| NATIONAL BANK OF CANADA /FI/ 0.00% of their portfolio | 27.7k $29.5k | New |
| FNY Investment Advisers, LLC 0.04% of their portfolio | 25.1k $29.0k | New |
| NORTHERN TRUST CORP 0.00% of their portfolio | 21.1k $24.9k | Unchanged |
| Quarry LP 0.01% of their portfolio | 14.2k $16.7k | Unchanged |
| TWO SIGMA INVESTMENTS, LP 0.00% of their portfolio | 13.3k $15.7k | New |
| BOOTHBAY FUND MANAGEMENT, LLC 0.00% of their portfolio | 11.0k $13.0k | Unchanged |
| CastleKnight Management LP 0.00% of their portfolio | 10.8k $12.7k | Unchanged |
| ACADIAN ASSET MANAGEMENT LLC 0.00% of their portfolio | 10.2k $12.0k | New |
| 400 Capital Management LLC 100.00% of their portfolio | 5.8k $6.8k | Reduced -5.0k |
| CITIGROUP INC 0.00% of their portfolio | 3.7k $4.4k | Unchanged |
| Covestor Ltd 0.00% of their portfolio | 3.4k $4.0k | New |
| ROYAL BANK OF CANADA 0.00% of their portfolio | 859 $1.0k | Reduced -29.1k |
| Allworth Financial LP 0.00% of their portfolio | 10 $12 | New |
| Point72 Asset Management, L.P. 0.00% of their portfolio | 4 $5 | New |
| CONCOURSE FINANCIAL GROUP SECURITIES, INC. 0.00% of their portfolio | 0 $0 | Unchanged |