Ostrum Asset Management’s Watsco Inc WSO Stock Holding History

Ostrum Asset Management’s Portfolio WSO Stock Details WSO Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q1	$354K	Buy	973 +803	+472%	+$311K	0.02%	381
2025 Q4	$57.3K	Sell	170 -55	-24%	-$19.6K	﹤0.01%	558
2025 Q3	$91K	Sell	225 -5	-2%	-$2.14K	﹤0.01%	553
2025 Q2	$102K	Sell	230 -5	-2%	-$2.32K	﹤0.01%	544
2025 Q1	$119K	Sell	235 -7	-3%	-$3.45K	0.01%	551
2024 Q4	$115K	Sell	242 -8	-3%	-$4.05K	0.01%	573
2024 Q3	$123K	Sell	250 -979	-80%	-$471K	0.01%	542
2024 Q2	$569K	Sell	1,229 -95	-7%	-$43.4K	0.05%	377
2024 Q1	$572K	Hold	1,324	–	–	0.05%	419
2023 Q4	$567K	Sell	1,324 -524	-28%	-$203K	0.05%	396
2023 Q3	$698K	Buy	1,848 +1,514	+453%	+$547K	0.06%	383
2023 Q2	$127K	Buy	+334	New	+$113K	0.01%	572

Other funds holding WSO

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

Capital International Investors Los Angeles, California $427B AUM 29.17% 1-Year Est. Return

Capital Research Global Investors Los Angeles, California $645B AUM 30.41% 1-Year Est. Return

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

VPM

Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM

VCM

Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM

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

Kayne Anderson Rudnick Investment Management Los Angeles, California $34B AUM 6.31% 1-Year Est. Return

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

Baillie Gifford & Co Edinburgh, United Kingdom $97.9B AUM 20.73% 1-Year Est. Return

Ostrum Asset Management's WSO Position: Q1 2026 in Review

Ostrum Asset Management increased its Watsco Inc (WSO) stake by 472% in Q1 2026, buying an estimated $311K and bringing the position to 973 shares worth $354K. The position accounts for 0.02% of the portfolio, ranked #381.

Ostrum Asset Management first reported a position in WSO in Q2 2023 and has held it in 12 quarters since. The position peaked at $698K in Q3 2023. 767 funds tracked by Wall St. Rank hold WSO as of Q1 2026.

Ostrum Asset Management held 973 shares of Watsco Inc worth $354K as of Q1 2026.
Ostrum Asset Management bought 803 Watsco Inc shares in Q1 2026, an estimated $311K.
Watsco Inc made up 0.02% of Ostrum Asset Management's portfolio in Q1 2026, its #381 holding.
Ostrum Asset Management first reported a position in Watsco Inc in Q2 2023 and has held it in 12 quarters since.
Ostrum Asset Management's Watsco Inc position peaked at $698K in Q3 2023.
767 funds tracked by Wall St. Rank held Watsco Inc as of Q1 2026.

Based on Ostrum Asset Management's 13F filing for Q1 2026, filed 14 May 2026.