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Freestone Grove Partners LP

Position in BIIB — Biogen Inc.

CIK 2007591 San Francisco, CA

Position in BIIB

as of Jun 30, 2026 · filed Aug 14, 2026
Position Value
$18,117,279
-$14,899,852 QoQ
Shares Held
83,853
-55.3% QoQ
Ownership
0.057%
of shares outstanding
% of Portfolio
0.14%
of 13F equity value
Holder Rank
#129
of 1,036 holders
Holding Since
Jun 2025
4 quarters on record
Voting authority Sole 100% Shared 0% None 0%

Common Shares in BIIB Over Time

Shares Held

Position Value (USD)

Position in Drug Manufacturers - General

Healthcare · as of Jun 30, 2026

Freestone Grove Partners LP holds $182,044,995 across 6 Drug Manufacturers - General names. BIIB ranks #2 (10.0% of the industry book) .

# Ticker Company Shares Value (USD) Open
2 BIIB
Biogen Inc.
This page
83,853 $18,117,279

All Filings in BIIB

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4 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $18,117,279 83,853
2025-12-31 $33,017,131 187,608
2025-09-30 $30,658,749 218,866
2025-06-30 $13,940,992 111,004