Adage Capital Partners’s Arthur J. Gallagher & Co AJG Stock Holding History

Adage Capital Partners’s Portfolio AJG Stock Details AJG Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q1	$73.8M	Buy	340,763 +180,960	+113%	+$41.8M	0.11%	177
2025 Q4	$41.4M	Sell	159,803 -133,300	-45%	-$35.3M	0.06%	296
2025 Q3	$90.8M	Sell	293,103 -201,500	-41%	-$60.7M	0.14%	143
2025 Q2	$158M	Buy	494,603 +207,500	+72%	+$68.4M	0.27%	64
2025 Q1	$99.1M	Sell	287,103 -121,300	-30%	-$38.3M	0.18%	113
2024 Q4	$116M	Buy	408,403 +311,900	+323%	+$90.8M	0.2%	92
2024 Q3	$27.2M	Sell	96,503 -133,100	-58%	-$37.5M	0.05%	373
2024 Q2	$59.5M	Buy	229,603 +122,000	+113%	+$30.3M	0.11%	191
2024 Q1	$26.9M	Sell	107,603 -92,100	-46%	-$22.1M	0.05%	377
2023 Q4	$44.9M	Sell	199,703 -129,600	-39%	-$30.7M	0.09%	224
2023 Q3	$75.1M	Sell	329,303 -484,100	-60%	-$108M	0.17%	137
2023 Q2	$179M	Buy	813,403 +111,000	+16%	+$23.1M	0.39%	54
2023 Q1	$134M	Sell	702,403 -322,000	-31%	-$61.1M	0.3%	78
2022 Q4	$193M	Buy	1,024,403 +220,100	+27%	+$41.2M	0.46%	29
2022 Q3	$138M	Buy	804,303 +15,500	+2%	+$2.75M	0.34%	55
2022 Q2	$129M	Sell	788,803 -358,900	-31%	-$59.6M	0.29%	63
2022 Q1	$200M	Buy	1,147,703 +176,800	+18%	+$28.2M	0.38%	51
2021 Q4	$165M	Buy	970,903 +91,700	+10%	+$15M	0.3%	68
2021 Q3	$131M	Buy	879,203 +441,800	+101%	+$63.2M	0.26%	82
2021 Q2	$61.3M	Buy	437,403 +74,600	+21%	+$10.5M	0.12%	179
2021 Q1	$45.3M	Sell	362,803 -99,100	-21%	-$12M	0.09%	226
2020 Q4	$57.1M	Sell	461,903 -172,200	-27%	-$19.6M	0.12%	185
2020 Q3	$66.9M	Sell	634,103 -46,900	-7%	-$4.86M	0.17%	136
2020 Q2	$66.4M	Sell	681,003 -199,697	-23%	-$17.7M	0.17%	142
2020 Q1	$71.8M	Buy	880,700 +149,600	+20%	+$14.3M	0.21%	114
2019 Q4	$69.6M	Buy	731,100 +104,700	+17%	+$9.59M	0.17%	151
2019 Q3	$56.1M	Sell	626,400 -7,100	-1%	-$638K	0.14%	185
2019 Q2	$55.5M	Buy	633,500 +23,400	+4%	+$1.95M	0.14%	193
2019 Q1	$47.6M	Buy	610,100 +313,300	+106%	+$24.1M	0.12%	203
2018 Q4	$21.9M	Sell	296,800 -73,100	-20%	-$5.46M	0.06%	307
2018 Q3	$27.5M	Buy	369,900 +127,600	+53%	+$9.15M	0.06%	336
2018 Q2	$15.8M	Buy	242,300 +1,300	+0.5%	+$88K	0.04%	462
2018 Q1	$16.6M	Sell	241,000 -6,100	-2%	-$412K	0.04%	442
2017 Q4	$15.6M	Sell	247,100 -4,900	-2%	-$313K	0.04%	479
2017 Q3	$15.5M	Sell	252,000 -2,700	-1%	-$159K	0.04%	473
2017 Q2	$14.6M	Buy	254,700 +6,400	+3%	+$362K	0.04%	490
2017 Q1	$14M	Sell	248,300 -3,700	-1%	-$204K	0.04%	477
2016 Q4	$13.1M	Sell	252,000 -3,500	-1%	-$176K	0.04%	475
2016 Q3	$13M	Sell	255,500 -10,600	-4%	-$523K	0.04%	467
2016 Q2	$12.7M	Buy	+266,100	New	+$12.3M	0.03%	469
2014 Q4	–	Sell	-500,000	Closed	-$22.7M	–	709
2014 Q3	$22.7M	Sell	500,000 -50,000	-9%	-$2.3M	0.06%	369
2014 Q2	$25.6M	Buy	+550,000	New	+$25.1M	0.07%	340
2013 Q3	–	Sell	-583,856	Closed	-$25.5M	–	679
2013 Q2	$25.5M	Buy	+583,856	New	+$25.3M	0.08%	306

Other funds holding AJG

JP Morgan Chase New York $1.56T AUM 27.86% 1-Year Est. Return

BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return

VCM

Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM

Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return

Capital World Investors Los Angeles, California $733B AUM 35.63% 1-Year Est. Return

VPM

Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM

State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return

Dodge & Cox San Francisco, California $182B AUM 14.68% 1-Year Est. Return

Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return

Morgan Stanley New York $1.66T AUM 25.57% 1-Year Est. Return

Adage Capital Partners's AJG Position: Q1 2026 in Review

Adage Capital Partners increased its Arthur J. Gallagher & Co (AJG) stake by 113% in Q1 2026, buying an estimated $41.8M and bringing the position to 340,763 shares worth $73.8M. The position accounts for 0.11% of the portfolio, ranked #177.

Adage Capital Partners first reported a position in AJG in Q2 2013 and has held it in 43 quarters since. The position peaked at $200M in Q1 2022. 1,240 funds tracked by Wall St. Rank hold AJG as of Q1 2026.

Adage Capital Partners held 340,763 shares of Arthur J. Gallagher & Co worth $73.8M as of Q1 2026.
Adage Capital Partners bought 180,960 Arthur J. Gallagher & Co shares in Q1 2026, an estimated $41.8M.
Arthur J. Gallagher & Co made up 0.11% of Adage Capital Partners's portfolio in Q1 2026, its #177 holding.
Adage Capital Partners first reported a position in Arthur J. Gallagher & Co in Q2 2013 and has held it in 43 quarters since.
Adage Capital Partners's Arthur J. Gallagher & Co position peaked at $200M in Q1 2022.
1,240 funds tracked by Wall St. Rank held Arthur J. Gallagher & Co as of Q1 2026.

Based on Adage Capital Partners's 13F filing for Q1 2026, filed 15 May 2026.