13F filings

Adage Capital Partners

ADAGE CAPITAL PARTNERS GP, L.L.C. · Q2 2026 filing · 1,002 positions

$71.3B
Disclosed 13F value
on Jun 30, 2026
1,002
Positions in the filing
+10.0%
Change in disclosed value since the previous filing

Where the disclosed book sits

by disclosed value
  • Technology32.6%
  • Healthcare13.9%
  • Financial Services11.6%
  • Communication Services8.2%
  • Industrials8.1%
  • Consumer Cyclical7.9%
  • Energy5.2%
  • Consumer Defensive3.6%
  • Utilities2.4%
  • Basic Materials2.3%
  • Real Estate2.2%
  • Other0.2%
  • Other positions1.8%

Largest holdings

20 of 1,002 positions
HoldingTypeValueSharesShare of book
NVDANvidia CorporationShares$4.4B21,940,6106.2%
AAPLApple IncShares$3.8B12,992,1545.3%
MSFTMicrosoft CorpShares$2.5B6,579,9433.4%
AMZNAmazon Com IncShares$2.1B8,755,1602.9%
GOOGLAlphabet IncShares$1.9B5,207,9002.6%
AVGOBroadcom IncShares$1.6B4,196,6562.2%
GOOGAlphabet IncShares$1.5B4,215,1202.1%
MUMicron Technology IncShares$1.2B1,034,1031.7%
METAMETA Platforms IncShares$1.2B2,058,5351.6%
TSLATesla IncShares$1.0B2,477,3111.5%
LLYELI Lilly & CoShares$871.0M726,1991.2%
AMDAdvanced Micro Devices IncShares$838.9M1,444,1941.2%
BRK-BBerkshire Hathaway Inc DelShares$808.2M1,615,0691.1%
JPMJpmorgan Chase & CoShares$782.2M2,389,7661.1%
COPConocophillipsShares$711.3M6,842,4771%
JNJJohnson & JohnsonShares$651.8M2,566,5950.9%
INTCIntel CorpShares$567.4M4,063,3850.8%
LRCXLAM Research CorpShares$513.8M1,185,7200.7%
VVISA IncShares$503.0M1,466,0200.7%
UNHUnitedhealth Group IncShares$461.4M1,110,1670.6%

Share of book is the position's value against the whole disclosed 13F value, so the rows shown here do not sum to 100% unless every position is listed.

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What changed last quarter

15 largest moves
HoldingMoveShare changeValue changeValue after
RVMDREVOLUTION MEDICINES INCTrimmed-89.1%-$913.6M$111.8M
CNTACENTESSA PHARMACEUTICALS PLCExitedn/a-$354.5M$0
DVNDEVON ENERGY CORP NEWAdded+904.3%$314.3M$349.1M
CTRACOTERRA ENERGY INCExitedn/a-$288.8M$0
RPRXROYALTY PHARMA PLCTrimmed-66.6%-$279.3M$140.2M
LLYELI LILLY & COTrimmed-24.1%-$276.6M$871.0M
KLACKLA CORPAdded+863.5%$247.4M$276.0M
RBARB GLOBAL INCTrimmed-91.8%-$241.7M$21.5M
CSXCSX CORPTrimmed-70.2%-$236.6M$100.2M
TNGXTANGO THERAPEUTICS INCTrimmed-56.3%-$225.4M$175.1M
MRVLMARVELL TECHNOLOGY INCNewn/a$222.2M$222.2M
ALABASTERA LABS INCTrimmed-80.4%-$176.3M$42.9M
SYRESPYRE THERAPEUTICS INCNewn/a$152.9M$152.9M
UALUNITED AIRLS HLDGS INCAdded+458.1%$133.8M$162.9M
CVXCHEVRON CORPORATIONTrimmed-31.0%-$128.7M$285.9M

A change is this filing measured against the one before it. A 13F does not disclose trades, so the price paid and the day it happened are not in the record.

Questions

What does Adage Capital Partners hold?

Adage Capital Partners disclosed 1,002 positions worth $71.3B in the Q2 2026 13F filing. The largest is NVDA at 6.2% of the disclosed book. A 13F lists long US equity positions only.

What did Adage Capital Partners buy and sell last quarter?

Comparing the Q2 2026 filing with the quarter before, the largest moves were Trimmed RVMD, Exited CNTA, Added DVN, Exited CTRA. Changes are measured against the previous filing, not against trades, because a 13F does not disclose trades.

How current is this?

This is the Q2 2026 filing, covering positions held on Jun 30, 2026. A 13F is due 45 days after the quarter ends, so the most recent filing is always at least six weeks behind the market, and the manager may have changed the book since.

How to read a 13F

WHAT THE FILING COVERS

45Filed 45 days after the quarter. Every 13F is a photograph of a date that has already passed. This one shows Jun 30, 2026.
LLong US equity only. Short positions, cash, bonds, foreign listings and anything below the reporting threshold are not in a 13F at all, so this is a slice of the manager's book, not the book.
$Value, not cost. Positions are reported at their market value on the quarter-end date. A position that grew in value did not necessarily grow in size.

Positions are as disclosed to the SEC on Form 13F and are not investment advice. How this data is sourced, and what it cannot tell you, is on the methodology page.

Data as of Sep 10, 2026.

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