BIIB BIOGEN INC.

NEUTRAL Impact: 2/10 DEFA14A
Horizon days Filed Apr 28, 2026 Processed 1mo ago SEC 0001193125-26-187383
Proxy solicitation materials
Latest settled — T+20d ⚠ clustered
BIIB ▲ +0.78% at T+20d
NEUTRAL call ✓ call won +0.78% · α vs SPY -5.27% · entry $194.34 → $195.86
Next anchor: T+60d in 6w
Last close $192.62 (close Jun 8) · -0.88% from $194.34 entry
Entry anchored
Apr 28, 2026
via day open
T+1d
-2.57%
call -2.57% · α -3.59%
$189.35
settled 6w ago
T+5d
-2.15%
call -2.15% · α -5.26%
$190.17
settled 5w ago
T+20d
+0.78%
call +0.78% · α -5.27%
$195.86
settled 14d ago
T+60d
call — · α —
in 6w

Price Chart

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Executive Summary

Biogen filed a DEFA14A (additional definitive proxy soliciting materials) providing notice of its 2026 Annual Meeting to be held on June 9, 2026. The filing outlines standard proposals: election of 10 director nominees, ratification of PricewaterhouseCoopers as auditor, and an advisory vote on executive compensation. This is a routine administrative filing with no material financial information or activist campaign content.

Actionable Insight

No trading action warranted. This is a routine proxy notice with standard proposals. Monitor the actual proxy statement for any compensation changes or governance updates that could affect shareholder voting.

Key Facts

  • Annual Meeting scheduled for June 9, 2026 at 9:00 AM ET, virtual format
  • Board recommends voting FOR all 10 director nominees
  • Board recommends voting FOR ratification of PricewaterhouseCoopers as auditor for FY2026
  • Board recommends voting FOR advisory say-on-pay proposal
  • Voting deadline is June 8, 2026 at 11:59 PM ET
  • Proxy materials include 2026 Notice and Proxy Statement and 2025 Annual Report/Form 10-K

Financial Impact

No financial figures disclosed in this filing

Risk Factors

  • No material risks identified from this filing

Market Snapshot

Exchange
Nasdaq
Sector
Biological Products, (No Diagnostic Substances)
Analyst Consensus
47% bullish (43 analysts)

Documents Analyzed

This report is based on 4 SEC documents filed with EDGAR.

DocumentAccession Number
DEFA14A Filing (Primary)0001193125-26-187383
Document: 0001193125-26-187383-index-headers.html0001193125-26-187383
Document: 0001193125-26-187383-index.html0001193125-26-187383
Document: 0001193125-26-187383.txt0001193125-26-187383
23 reports for BIIB
Performance horizon
92% Hit rate 11 of 12 directional calls best @ T+60▲ +18.00%May 31, 2026
Filters
Rows
Reports for BIIB — sortable, filterable
Type Now
Jun 8, 2026
1d ago
ANALYST-UPGRADE
BULLISH ★ 2/10
$194.60 awaiting T+1awaiting T+1$192.62 (−1.02%)
Jun 4, 2026
6d ago
Press Release
NEUTRAL ★ 5/10
$195.82 $195.30▼ −0.27%▲ +2.33%$192.62 (−1.63%)
Jun 1, 2026
9d ago
Press Release
MIXED ★ 5/10
$192.22 $188.66▼ −1.85%▼ −2.00%$192.62 (+0.21%)
May 31, 2026
9d ago
ANALYST-UPGRADE
BULLISH ★ 3/10
$156.63 $154.99▼ −1.05%▼ −1.18%$192.62 (+22.98%)
May 22, 2026
18d ago
ANALYST-UPGRADE
BULLISH ★ 3/10
$190.12 $187.84▼ −1.20%▼ −0.81%$192.62 (+1.32%)
May 21, 2026
19d ago
Press Release
BEARISH ★ 7/10
$193.85 $193.07▲ +0.40%▲ +0.99%$192.62 (+0.63%)
May 20, 2026
20d ago
ANALYST-UPGRADE
MIXED ★ 3/10
$183.33 $185.18▲ +1.01%▲ +1.66%$192.62 (+5.07%)
May 14, 2026
26d ago
ANALYST-UPGRADE
BULLISH ★ 3/10
$178.76 $180.47▲ +0.96%▲ +0.18%$192.62 (+7.76%)
May 14, 2026
26d ago
Press Release
BULLISH ★ 7/10
$191.26 $192.32▲ +0.55%▲ +1.78%$192.62 (+0.71%)
May 14, 2026
26d ago
8-K
BULLISH ★ 7/10
$191.26 $192.32▲ +0.55%▲ +1.78%$192.62 (+0.71%)
Showing 10 of 23

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