Position in BIIB
as of Mar 31, 2026
· filed May 7, 2026
Position Value
$108,714
+$4,528 QoQ
Shares Held
593
+0.2% QoQ
Ownership
0.000%
of shares outstanding
% of Portfolio
0.20%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Dec 2023
9 quarters on record
Voting authority
Sole 0%
Shared 0%
None 100%
Common Shares in BIIB Over Time
Shares Held
Position Value (USD)
Position in Drug Manufacturers - General
Healthcare · as of Mar 31, 2026Tidemark, LLC holds $1,577,195 across 14 Drug Manufacturers - General names. BIIB ranks #4 (6.9% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | BMY |
Bristol Myers Squibb Co
|
8,366 | $507,397 | |
| 2 | GILD |
Gilead Sciences, Inc.
|
3,023 | $421,315 | |
| 3 | JNJ |
Johnson & Johnson
|
1,053 | $257,395 | |
| 4 | BIIB |
Biogen Inc.
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|
593 | $108,714 | |
| 5 | ABBV |
AbbVie Inc.
|
331 | $71,989 | |
| 6 | PFE |
Pfizer Inc
|
2,492 | $69,975 | |
| 7 | LLY |
ELI LILLY & Co
|
69 | $63,464 | |
| 8 | NVO |
Novo Nordisk A S
|
747 | $27,452 |
All Filings in BIIB
Export CSV
9 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $108,714 | 593 | Shares | Sole | 2026-05-07 | |
| 2025-12-31 | $104,186 | 592 | Shares | Sole | 2026-02-10 | |
| 2025-09-30 | $82,927 | 592 | Shares | Sole | 2025-11-03 | |
| 2025-06-30 | $74,349 | 592 | Shares | Sole | 2025-08-11 | |
| 2025-03-31 | $81,009 | 592 | Shares | Sole | 2025-05-09 | |
| 2024-12-31 | $90,528 | 592 | Shares | Sole | 2025-02-10 | |
| 2024-09-30 | $114,753 | 592 | Shares | Sole | 2024-11-07 | |
| 2024-03-31 | $3,234 | 15 | Shares | Sole | 2024-05-13 | |
| 2023-12-31 | $3,881 | 15 | Shares | Sole | 2024-02-09 | |
| No filing history on record for this holder in this stock. | ||||||