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ADAGE CAPITAL PARTNERS GP, L.L.C.

Position in MBVI — M3-Brigade Acquisition VI Corp.

CIK 1165408 Boston, MA

Position in MBVI

as of Jun 30, 2026 · filed Aug 14, 2026
Position Value
$10,130,000
+$80,000 QoQ
Shares Held
1,147,766
-5.8% QoQ
Ownership
2.66%
of shares outstanding
% of Portfolio
0.01%
of 13F equity value
Holder Rank
#12
of 69 holders
Holding Since
Sep 2025
4 quarters on record
Voting authority Sole 100% Shared 0% None 0%

Common Shares in MBVI Over Time

Shares Held

Position Value (USD)

Position in Shell Companies

Financial Services · as of Jun 30, 2026

ADAGE CAPITAL PARTNERS GP, L.L.C. holds $1,380,795,763 across 90 Shell Companies names. MBVI ranks #76 (0.7% of the industry book) .

# Ticker Company Shares Value (USD) Open

All Filings in MBVI

Export CSV
7 filing rows on record
Report Date Value (USD) Shares
2026-06-30 MBVIW 147,766
2026-06-30 $10,130,000 1,000,000
2026-03-31 MBVIW 218,561
2026-03-31 $10,050,000 1,000,000
2025-12-31 MBVIW 222,222
2025-12-31 $10,000,000 1,000,000
2025-09-30 MBVIU $10,120,000 1,000,000