GW&K Investment Management, LLC
Position in NBIX — Neurocrine Biosciences Inc
CIK 1082917
BOSTON, MA
Position in NBIX
as of Jun 30, 2026
· filed Aug 12, 2026
Position Value
$95,633,135
+$17,415,804 QoQ
Shares Held
567,421
-4.4% QoQ
Ownership
0.558%
of shares outstanding
% of Portfolio
0.76%
of 13F equity value
Holder Rank
#32
of 772 holders
Holding Since
Mar 2020
26 quarters on record
Voting authority
Sole 93%
Shared 7%
None 0%
Common Shares in NBIX Over Time
Shares Held
Position Value (USD)
Position in Drug Manufacturers - Specialty & Generic
Healthcare · as of Jun 30, 2026GW&K Investment Management, LLC holds $191,069,124 across 11 Drug Manufacturers - Specialty & Generic names. NBIX ranks #1 (50.1% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | NBIX |
Neurocrine Biosciences Inc
This page
|
567,421 | $95,633,135 | |
| 2 | SUPN |
Supernus Pharmaceuticals, Inc.
|
1,037,242 | $48,242,125 | |
| 3 | BCRX |
Biocryst Pharmaceuticals Inc
|
3,171,113 | $31,711,130 | |
| 4 | ALKS |
Alkermes plc.
|
292,387 | $15,321,078 | |
| 5 | VTRS |
Viatris Inc
|
3,133 | $49,752 | |
| 6 | ZTS |
Zoetis Inc.
|
516 | $37,079 | |
| 7 | HLN |
Haleon plc
|
3,796 | $35,416 | |
| 8 | TEVA |
Teva Pharmaceutical Industries Ltd
|
495 | $16,770 |
All Filings in NBIX
Export CSV
26 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-06-30 | $95,633,135 | 567,421 | Shares | Sole | 2026-08-12 | |
| 2026-03-31 | $78,217,331 | 593,725 | Shares | Other | 2026-05-13 | |
| 2025-12-31 | $81,785,985 | 576,648 | Shares | Other | 2026-02-11 | |
| 2025-09-30 | $83,439,766 | 594,385 | Shares | Sole | 2025-11-12 | |
| 2025-06-30 | $76,968,156 | 612,365 | Shares | Other | 2025-08-11 | |
| 2025-03-31 | $56,555,972 | 511,356 | Shares | Sole | 2025-05-05 | |
| 2024-12-31 | $70,172,192 | 514,082 | Shares | Other | 2025-02-05 | |
| 2024-09-30 | $58,772,453 | 510,089 | Shares | Other | 2024-11-07 | |
| 2024-06-30 | $75,177,181 | 546,068 | Shares | Sole | 2024-08-12 | |
| 2024-03-31 | $72,804,381 | 527,874 | Shares | Sole | 2024-05-08 | |
| 2023-12-31 | $70,618,352 | 535,962 | Shares | Other | 2024-02-09 | |
| 2023-09-30 | $62,413,987 | 554,791 | Shares | Other | 2023-11-09 | |
| 2023-06-30 | $54,123,956 | 573,955 | Shares | Sole | 2023-08-09 | |
| 2023-03-31 | $58,788,272 | 580,797 | Shares | Sole | 2023-05-09 | |
| 2022-12-31 | $68,623,296 | 574,542 | Shares | Other | 2023-02-10 | |
| 2022-09-30 | $63,229,786 | 595,328 | Shares | Sole | 2022-11-09 | |
| 2022-06-30 | $60,136,289 | 616,909 | Shares | Sole | 2022-08-09 | |
| 2022-03-31 | $63,697,405 | 679,439 | Shares | Sole | 2022-05-09 | |
| 2021-12-31 | $39,060,239 | 458,615 | Shares | Sole | 2022-02-11 | |
| 2021-09-30 | $42,572,721 | 443,882 | Shares | Sole | 2021-11-10 | |
| 2021-06-30 | $43,731,520 | 449,358 | Shares | Sole | 2021-08-10 | |
| 2021-03-31 | $42,885,499 | 440,982 | Shares | Sole | 2021-05-11 | |
| 2020-12-31 | $37,121,075 | 387,283 | Shares | Sole | 2021-02-05 | |
| 2020-09-30 | $37,416,144 | 389,103 | Shares | Sole | 2020-11-10 | |
| 2020-06-30 | $45,989,852 | 376,966 | Shares | Sole | 2020-08-06 | |
| 2020-03-31 | $32,342,349 | 373,684 | Shares | Sole | 2020-05-11 | |
| No filing history on record for this holder in this stock. | ||||||