Adage Capital Partners’s American Assets Trust AAT Stock Holding History

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

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2025 Q1	–	Sell	-438,292	Closed	-$11.5M	–	838
2024 Q4	$11.5M	Sell	438,292 -405,267	-48%	-$11.1M	0.02%	571
2024 Q3	$22.5M	Sell	843,559 -281,441	-25%	-$7.14M	0.04%	425
2024 Q2	$25.2M	Buy	1,125,000 +18,773	+2%	+$404K	0.05%	381
2024 Q1	$24.2M	Sell	1,106,227 -128,773	-10%	-$2.84M	0.05%	400
2023 Q4	$27.8M	Buy	1,235,000 +86,752	+8%	+$1.72M	0.06%	338
2023 Q3	$22.3M	Buy	1,148,248 +93,248	+9%	+$1.96M	0.05%	362
2023 Q2	$20.3M	Buy	1,055,000 +185,000	+21%	+$3.47M	0.04%	402
2023 Q1	$16.2M	Buy	870,000 +95,000	+12%	+$2.31M	0.04%	489
2022 Q4	$20.5M	Buy	775,000 +325,000	+72%	+$8.79M	0.05%	418
2022 Q3	$11.6M	Buy	+450,000	New	+$12.9M	0.03%	595

Other funds holding AAT

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

Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return

AAI

American Assets Inc San Diego, California $298M AUM 2.03% 1-Year Est. Return

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

T. Rowe Price Investment Management Baltimore, Maryland $145B AUM 22.78% 1-Year Est. Return

LSV Asset Management Chicago, Illinois $46.4B AUM 27.74% 1-Year Est. Return

AAIM

American Assets Investment Management San Diego, California $1.47B AUM 43% 1-Year Est. Return

Charles Schwab San Francisco, California $654B AUM 26.35% 1-Year Est. Return

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

Arrowstreet Capital Boston, Massachusetts $185B AUM 39.58% 1-Year Est. Return

Adage Capital Partners's AAT Position: Q1 2025 in Review

Adage Capital Partners sold out of American Assets Trust (AAT) in Q1 2025, closing a stake of 438,292 shares — an estimated $11.5M sold.

Adage Capital Partners first reported a position in AAT in Q3 2022 and held it in 10 quarters. The position peaked at $27.8M in Q4 2023. 219 funds tracked by Wall St. Rank hold AAT as of Q1 2025.

Adage Capital Partners reported no remaining American Assets Trust position as of Q1 2025 after selling out during the quarter.
Adage Capital Partners sold 438,292 American Assets Trust shares in Q1 2025, an estimated $11.5M.
Adage Capital Partners first reported a position in American Assets Trust in Q3 2022 and held it in 10 quarters.
Adage Capital Partners's American Assets Trust position peaked at $27.8M in Q4 2023.
219 funds tracked by Wall St. Rank held American Assets Trust as of Q1 2025.

Based on Adage Capital Partners's 13F filing for Q1 2025, filed 15 May 2025.