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Red Tortoise LLC

Position in BIIB — Biogen Inc.

CIK 1910488 ATLANTA, GA

Position in BIIB

as of Mar 31, 2026 · filed Apr 21, 2026
Position Value
$13,566
-$513 QoQ
Shares Held
74
-7.5% QoQ
Ownership
0.000%
of shares outstanding
% of Portfolio
0.05%
of 13F equity value
Holder Rank
not a current holder
Holding Since
Dec 2022
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, 2026

Red Tortoise LLC holds $278,065 across 10 Drug Manufacturers - General names. BIIB ranks #7 (4.9% of the industry book) .

# Ticker Company Shares Value (USD) Open
7 BIIB
Biogen Inc.
This page
74 $13,566

All Filings in BIIB

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9 filing rows on record
Report Date Value (USD) Shares
2026-03-31 $13,566 74
2025-12-31 $14,079 80
2025-09-30 $12,467 89
2025-06-30 $11,177 89
2025-03-31 $1,778 13
2024-12-31 $7,340 48
2024-09-30 $5,427 28
2024-06-30 $6,490 28
2022-12-31 $1,938 7