Polaris Capital Management, LLC
Position in SUPN — Supernus Pharmaceuticals, Inc.
CIK 1316926
BOSTON, MA
Position in SUPN
as of Jun 30, 2026
· filed Jul 27, 2026
Position Value
$1,046,475
-$116,550 QoQ
Shares Held
22,500
0.0% QoQ
Ownership
0.039%
of shares outstanding
% of Portfolio
0.10%
of 13F equity value
Holder Rank
#139
of 333 holders
Holding Since
Jun 2021
21 quarters on record
Voting authority
Sole 100%
Shared 0%
None 0%
Common Shares in SUPN Over Time
Shares Held
Position Value (USD)
Position in Drug Manufacturers - Specialty & Generic
Healthcare · as of Jun 30, 2026Polaris Capital Management, LLC holds $79,265,107 across 5 Drug Manufacturers - Specialty & Generic names. SUPN ranks #4 (1.3% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | LNTH |
Lantheus Holdings, Inc.
|
424,500 | $47,094,030 | |
| 2 | UTHR |
UNITED THERAPEUTICS Corp
|
53,450 | $28,960,813 | |
| 3 | ANIP |
Ani Pharmaceuticals Inc
|
15,600 | $1,291,368 | |
| 4 | SUPN |
Supernus Pharmaceuticals, Inc.
This page
|
22,500 | $1,046,475 | |
| 5 | AMPH |
Amphastar Pharmaceuticals, Inc.
|
43,232 | $872,421 |
All Filings in SUPN
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21 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-06-30 | $1,046,475 | 22,500 | Shares | Sole | 2026-07-27 | |
| 2026-03-31 | $1,163,025 | 22,500 | Shares | Sole | 2026-04-27 | |
| 2025-12-31 | $1,282,260 | 25,800 | Shares | Sole | 2026-01-29 | |
| 2025-09-30 | $1,232,982 | 25,800 | Shares | Sole | 2025-10-27 | |
| 2025-06-30 | $1,358,512 | 43,100 | Shares | Sole | 2025-07-21 | |
| 2025-03-31 | $1,411,525 | 43,100 | Shares | Sole | 2025-05-14 | |
| 2024-12-31 | $1,699,520 | 47,000 | Shares | Sole | 2025-01-29 | |
| 2024-09-30 | $1,325,150 | 42,500 | Shares | Sole | 2024-11-13 | |
| 2024-06-30 | $1,136,875 | 42,500 | Shares | Sole | 2024-07-26 | |
| 2024-03-31 | $1,449,675 | 42,500 | Shares | Sole | 2024-04-24 | |
| 2023-12-31 | $1,229,950 | 42,500 | Shares | Sole | 2024-02-07 | |
| 2023-09-30 | $1,171,725 | 42,500 | Shares | Sole | 2023-10-30 | |
| 2023-06-30 | $1,277,550 | 42,500 | Shares | Sole | 2023-07-31 | |
| 2023-03-31 | $1,539,775 | 42,500 | Shares | Sole | 2023-05-03 | |
| 2022-12-31 | $1,515,975 | 42,500 | Shares | Sole | 2023-02-09 | |
| 2022-09-30 | $1,113,665 | 32,900 | Shares | Sole | 2022-11-10 | |
| 2022-06-30 | $84,394,228 | 2,918,196 | Shares | Sole | 2022-08-10 | |
| 2022-03-31 | $1,063,328 | 32,900 | Shares | Sole | 2022-05-11 | |
| 2021-12-31 | $959,364 | 32,900 | Shares | Sole | 2022-02-01 | |
| 2021-09-30 | $877,443 | 32,900 | Shares | Sole | 2021-11-09 | |
| 2021-06-30 | $1,012,991 | 32,900 | Shares | Sole | 2021-08-10 | |
| No filing history on record for this holder in this stock. | ||||||