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ADAGE CAPITAL PARTNERS GP, L.L.C. — 13F Holdings & Portfolio

CIK 1165408 · latest 13F-HR filed 2026-08-14

Backtest portfolio

ADAGE CAPITAL PARTNERS GP, L.L.C. manages $71.32B in 13F-reported U.S. long-equity assets across 1,002 reported positions as of its 2026-06-30 13F-HR filing. Its largest disclosed positions are NVDA (6.16%), AAPL (5.27%), MSFT (3.44%). Quarter over quarter (versus its 2026-03-31 filing) the fund opened 178 new positions and exited 130; 397 existing positions rose in reported value and 294 fell.

AUM is the long-equity portion reported on Form 13F-HR. Excludes short positions, cash, foreign holdings, and non-13F assets. For informational purposes only — not investment advice.

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AUM
$71.32B

Long-equity book

Holdings
1,002

Distinct positions

Period
2026-06-30

Filed 2026-08-14

Q/Q Activity
+178 / −130 / ↑397 / ↓294

vs 2026-03-31

Portfolio charts

Latest quarter's book, what changed, and how the portfolio has evolved across filings.

Portfolio map

Q2 26
NVDA6.2% · -1%AAPL5.3% · -0%MSFT3.4% · +0%AMZN2.9% · -4%GOOGL2.6% · -0%AVGO2.2% · +2%GOOG2.1% · +3%MU1.7% · -6%META1.6% · -0%TSLA1.5% · +3%LLY1.2% · -24%AMD1.2% · +9%BRK.B1.1% · -4%JPM1.1% · -1%COP1.0% · +14%JNJ0.9% · +4%INTC0.8% · -2%LRCX0.7% · +2%V0.7% · -2%UNH0.6% · +16%WMT0.6% · -0%AMAT0.6% · -15%CSCO0.6% · -11%ABBV0.6% · +9%XOM0.6% · +30%CAT0.5% · -5%COST0.5% · -0%BAC0.5% · +2%ROIV0.5% · -19%MA0.5% · -1%DVN0.5% · +904%PRAX0.5% · +24%GE0.5% · -15%PG0.4% · -25%HD0.4% · -12%CVX0.4% · -31%KO0.4% · -9%KLAC0.4% · +864%GEV0.4% · +4%DOV0.4% · +70%RTX0.4% · +2%ORCL0.4% · -4%PANW0.4% · -8%SNDK0.4% · +3%MRK0.4% · -24%NFLX0.4% · -1%IBM0.4% · -4%PM0.4% · -0%APH0.4% · -20%NSC0.3% · -10%PLTR0.3% · +0%JCI0.3% · +8%LIN0.3% · -0%OVV0.3% · -11%VNOM0.3% · +8%WFC0.3% · -2%MRVL0.3% · newGS0.3% · +0%TXN0.3% · -9%ABT0.3% · +37%

Box size = position value; colour = change in share count vs the prior quarter (green added, red trimmed, blue new). Rows split across managers or share classes are combined. Click a box for the stock.

Sector mix

% of 13F value

Sectors from each company's SIC code; funds and ETFs grouped separately.

Biggest buys and sells

Q1 26 → Q2 26

Estimated from the change in shares held × the quarter-end price, so price moves alone don't count as buying. New and exited positions are included.

13F assets and positions

4 quarters

Total reported 13F value (bars) and number of positions (line) each quarter. Value changes include market moves.

Top positions over time

reported value

The eight largest current positions, valued at each quarter end.

Concentration

top 10 = 29.5%

Cumulative share of the portfolio held in the largest N positions.

Firm Profile & Key People

Name Title / Status Ownership Type

Quarter-over-quarter changes

Changes in reported position value vs the prior 13F, so price moves count too, not just shares bought or sold.

Top Adds (vs prior quarter)

Show all 397 →

Top Trims

Show all 294 →

New Positions

Show all 178 →

Exited Positions

Show all 130 →

ADAGE CAPITAL PARTNERS GP, L.L.C. Holdings (2026-06-30)

Rows tagged Call or Put are options positions, not stock. Per SEC Form 13F-HR, Value shows the notional value of the underlying (shares covered × underlying price), not the option premium. Shares is the number of underlying shares covered (divide by 100 for contract count).

# Issuer Symbol CUSIP Value Weight Shares Type
1 NVIDIA CORPORATION NVDA 67066G104 $4.39B 6.16% 21,940,610 SH
2 APPLE INC AAPL 037833100 $3.76B 5.27% 12,992,154 SH
3 MICROSOFT CORP MSFT 594918104 $2.45B 3.44% 6,579,943 SH
4 AMAZON COM INC AMZN 023135106 $2.09B 2.93% 8,755,160 SH
5 ALPHABET INC GOOGL 02079K305 $1.86B 2.61% 5,207,900 SH
6 BROADCOM INC AVGO 11135F101 $1.59B 2.22% 4,196,656 SH
7 ALPHABET INC GOOG 02079K107 $1.49B 2.09% 4,215,120 SH
8 MICRON TECHNOLOGY INC MU 595112103 $1.19B 1.67% 1,034,103 SH
9 META PLATFORMS INC META 30303M102 $1.16B 1.63% 2,058,535 SH
10 TESLA INC TSLA 88160R101 $1.04B 1.46% 2,477,311 SH
11 ELI LILLY & CO LLY 532457108 $871.0M 1.22% 726,199 SH
12 ADVANCED MICRO DEVICES INC AMD 007903107 $838.9M 1.18% 1,444,194 SH
13 BERKSHIRE HATHAWAY INC DEL BRK.B 084670702 $808.2M 1.13% 1,615,069 SH
14 JPMORGAN CHASE & CO JPM 46625H100 $782.2M 1.10% 2,389,766 SH
15 CONOCOPHILLIPS COP 20825C104 $711.3M 1.00% 6,842,477 SH
16 JOHNSON & JOHNSON JNJ 478160104 $651.8M 0.91% 2,566,595 SH
17 INTEL CORP INTC 458140100 $567.4M 0.80% 4,063,385 SH
18 LAM RESEARCH CORP LRCX 512807306 $513.8M 0.72% 1,185,720 SH
19 VISA INC V 92826C839 $503.0M 0.71% 1,466,020 SH
20 UNITEDHEALTH GROUP INC UNH 91324P102 $461.4M 0.65% 1,110,167 SH
21 WALMART INC WMT 931142103 $413.3M 0.58% 3,648,826 SH
22 APPLIED MATLS INC AMAT 038222105 $410.5M 0.58% 567,726 SH
23 CISCO SYS INC CSCO 17275R102 $406.7M 0.57% 3,462,621 SH
24 ABBVIE INC ABBV 00287Y109 $402.3M 0.56% 1,598,568 SH
25 EXXON MOBIL CORP XOM 30231G102 $393.3M 0.55% 2,876,822 SH
26 CATERPILLAR INC CAT 149123101 $391.6M 0.55% 367,704 SH
27 COSTCO WHOLESALE CORPORATION COST 22160K105 $370.1M 0.52% 395,677 SH
28 BANK OF AMER CORP BAC 060505104 $370.0M 0.52% 6,492,673 SH
29 ROIVANT SCIENCES LTD ROIV G76279101 $366.3M 0.51% 10,349,328 SH
30 MASTERCARD INCORPORATED MA 57636Q104 $364.5M 0.51% 709,610 SH
31 DEVON ENERGY CORP NEW DVN 25179M103 $349.1M 0.49% 8,448,385 SH
32 PRAXIS PRECISION MEDICINES I PRAX 74006W207 $340.0M 0.48% 1,015,480 SH
33 GE AEROSPACE GE 369604301 $329.5M 0.46% 881,663 SH
34 PROCTER & GAMBLE CO PG 742718109 $310.9M 0.44% 2,120,273 SH
35 HOME DEPOT INC HD 437076102 $295.3M 0.41% 837,256 SH
36 CHEVRON CORPORATION CVX 166764100 $285.9M 0.40% 1,724,613 SH
37 COCA COLA CO KO 191216100 $280.7M 0.39% 3,453,382 SH
38 KLA CORP KLAC 482480100 $276.0M 0.39% 914,840 SH
39 GE VERNOVA INC GEV 36828A101 $275.7M 0.39% 234,699 SH
40 DOVER CORP DOV 260003108 $274.6M 0.39% 1,224,468 SH
41 RTX CORPORATION RTX 75513E101 $272.1M 0.38% 1,434,057 SH
42 ORACLE CORP ORCL 68389X105 $270.6M 0.38% 1,846,649 SH
43 PALO ALTO NETWORKS INC PANW 697435105 $262.0M 0.37% 768,300 SH
44 SANDISK CORP SNDK 80004C200 $261.7M 0.37% 115,099 SH
45 MERCK & CO INC MRK 58933Y105 $260.9M 0.37% 2,030,023 SH
46 NETFLIX INC. NFLX 64110L106 $257.2M 0.36% 3,602,330 SH
47 INTERNATIONAL BUSINESS MACHS IBM 459200101 $252.6M 0.35% 898,190 SH
48 PHILIP MORRIS INTL INC PM 718172109 $251.5M 0.35% 1,389,954 SH
49 AMPHENOL CORP APH 032095101 $250.9M 0.35% 1,423,120 SH
50 NORFOLK SOUTHN CORP NSC 655844108 $241.1M 0.34% 766,536 SH
Filing History
Period Filed AUM Holdings Accession
2026-06-30 2026-08-14 $71.32B 1,002 0001172661-26-003503
2026-03-31 2026-05-15 $64.84B 956 0001172661-26-002029
2025-12-31 2026-02-17 $66.08B 905 0001172661-26-000912
2025-09-30 2025-11-14 $63.14B 872 0001172661-25-004959
Filer Information
Address
200 CLARENDON STREET
52ND FLOOR
BOSTON, MA 02116
Phone
(617) 867-2800
Filing Manager
ADAGE CAPITAL PARTNERS GP, L.L.C.
Boston, MA
Signatory
Phillip Gross
Managing Member of the Reporting Manager