DOSSIER · 13F-HR · Q2 2026

ADAGE CAPITAL PARTNERS GP, L.L.C.

$71.3B in tracked AUM across 1,002 positions as of Q2 2026.

AC
CIK 0001165408 · last filed Jun 30, 2026
Total AUM
$71.3B
as of Q2 2026
Holdings
1,002
positions
Whale Score
70
70
strong
Activity
no data
changes this Q
AI Analysis · Q2 2026

Adage Capital Partners, the Boston endowment-style hedge fund, held $64.8B across 956 positions, with a megacap core — NVIDIA (5.9%), Apple (5.1%), Microsoft (3.8%), Amazon and Alphabet. The Q1 activity showed a rotation away from those leaders: Microsoft (-$771M), NVIDIA (-$297M), Apple (-$285M), Tesla (-$214M) and Broadcom (-$189M) were the largest reductions, with 28 positions trimmed against 13 added. New capital went to energy and healthcare — additions to Chevron (+$246M), Johnson & Johnson (+$145M) and Roivant Sciences — with new positions in Revolution Medicines, Boston Scientific, Ovintiv, CSX and Coterra. Exits included Boeing, Dover, Salesforce, IBM and Wells Fargo. Assets eased from $66.1B to $64.8B.

Analysis generated by 13F Insight from SEC Form 13F filing data · Q2 2026. Methodology

Quarter at a glance — Q2 2026

Position-change comparison pending.

No quarter-over-quarter changes available.

Top 10 holdings

By portfolio weight as of Q2 2026.

#HoldingValueSharesWeight
01
NVDA
NVIDIA CORPORATION
$4.4B21.9M6.2%
02
AAPL
APPLE INC
$3.8B13.0M5.3%
03
MSFT
MICROSOFT CORP
$2.5B6.6M3.4%
04
AMZN
AMAZON COM INC
$2.1B8.8M2.9%
05
GOOGL
ALPHABET INC
$1.9B5.2M2.6%
06
AVGO
BROADCOM INC
$1.6B4.2M2.2%
07
GOOG
ALPHABET INC
$1.5B4.2M2.1%
08
MU
MICRON TECHNOLOGY INC
$1.2B1.0M1.7%
09
META
META PLATFORMS INC
$1.2B2.1M1.6%
10
TSLA
TESLA INC
$1.0B2.5M1.5%

Filing history

2026Q2Jun 30
$71.3B 10.0%
1,002 positionsView →
2026Q1Mar 31
$64.8B 1.9%
956 positionsView →
2025Q4Dec 31
$66.1B 4.7%
905 positionsView →
2025Q3Sep 30
$63.1B 6.4%
872 positionsView →
2025Q2Jun 30
$59.3B 9.9%
843 positionsLocked
2025Q1Mar 31
$54.0B 5.6%
837 positionsLocked
2024Q4Dec 31
$57.2B 1.0%
869 positionsLocked
2024Q3Sep 30
$56.6B 4.9%
864 positionsLocked
2024Q2Jun 30
$54.0B 1.9%
860 positionsLocked
2024Q1Mar 31
$53.0B 9.7%
864 positionsLocked
2023Q4Dec 31
$48.3B 9.5%
842 positionsLocked
2023Q3Sep 30
$44.1B 4.2%
859 positionsLocked
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