William Blair & Company’s Bain Capital Specialty BCSF Stock Holding History

William Blair & Company’s Portfolio BCSF Stock Details BCSF Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2025 Q4	–	Sell	-10,339	Closed	-$147K	–	1872
2025 Q3	$147K	Hold	10,339	–	–	﹤0.01%	1508
2025 Q2	$155K	Hold	10,339	–	–	﹤0.01%	1460
2025 Q1	$172K	Sell	10,339 -2,000	-16%	-$35.2K	﹤0.01%	1425
2024 Q4	$216K	Sell	12,339 -17,231	-58%	-$291K	﹤0.01%	1415
2024 Q3	$491K	Hold	29,570	–	–	﹤0.01%	1116
2024 Q2	$482K	Hold	29,570	–	–	﹤0.01%	1108
2024 Q1	$464K	Hold	29,570	–	–	﹤0.01%	1105
2023 Q4	$446K	Hold	29,570	–	–	﹤0.01%	1101
2023 Q3	$453K	Hold	29,570	–	–	﹤0.01%	1088
2023 Q2	$399K	Hold	29,570	–	–	﹤0.01%	1128
2023 Q1	$352K	Hold	29,570	–	–	﹤0.01%	1168
2022 Q4	$352K	Hold	29,570	–	–	﹤0.01%	1157
2022 Q3	$355K	Hold	29,570	–	–	﹤0.01%	1161
2022 Q2	$402K	Hold	29,570	–	–	﹤0.01%	1145
2022 Q1	$461K	Hold	29,570	–	–	﹤0.01%	1184
2021 Q4	$450K	Hold	29,570	–	–	﹤0.01%	1257
2021 Q3	$439K	Hold	29,570	–	–	﹤0.01%	1201
2021 Q2	$452K	Hold	29,570	–	–	﹤0.01%	1181
2021 Q1	$437K	Hold	29,570	–	–	﹤0.01%	1178
2020 Q4	$359K	Hold	29,570	–	–	﹤0.01%	1186
2020 Q3	$302K	Hold	29,570	–	–	﹤0.01%	1146
2020 Q2	$328K	Sell	29,570 -9,363	-24%	-$96.8K	﹤0.01%	1056
2020 Q1	$354K	Hold	38,933	–	–	﹤0.01%	968
2019 Q4	$755K	Hold	38,933	–	–	﹤0.01%	859
2019 Q3	$725K	Sell	38,933 -226,661	-85%	-$4.09M	﹤0.01%	835
2019 Q2	$4.85M	Buy	+265,594	New	+$5.05M	0.03%	385

Other funds holding BCSF

BCC

Bain Capital Credit Boston, Massachusetts $303M AUM 15.47% 1-Year Est. Return

Bank of America Charlotte, North Carolina $1.37T AUM 24.88% 1-Year Est. Return

CAM

Cresset Asset Management Chicago, Illinois $23.1B AUM 27.04% 1-Year Est. Return

UBS Group Zurich, Switzerland $666B AUM 30.12% 1-Year Est. Return

VanEck Associates New York $133B AUM 72.99% 1-Year Est. Return

Melia Wealth Tulsa, Oklahoma $207M AUM 13.85% 1-Year Est. Return

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

DCM

Dimension Capital Management Coral Gables, Florida $713M AUM 18.57% 1-Year Est. Return

Muzinich & Co New York $293M AUM 18.57% 1-Year Est. Return

Two Sigma Investments New York $124B AUM 33.93% 1-Year Est. Return

William Blair & Company's BCSF Position: Q4 2025 in Review

William Blair & Company sold out of Bain Capital Specialty (BCSF) in Q4 2025, closing a stake of 10,339 shares — an estimated $147K sold.

William Blair & Company first reported a position in BCSF in Q2 2019 and held it in 26 quarters. The position peaked at $4.85M in Q2 2019. 142 funds tracked by Wall St. Rank hold BCSF as of Q4 2025.

William Blair & Company reported no remaining Bain Capital Specialty position as of Q4 2025 after selling out during the quarter.
William Blair & Company sold 10,339 Bain Capital Specialty shares in Q4 2025, an estimated $147K.
William Blair & Company first reported a position in Bain Capital Specialty in Q2 2019 and held it in 26 quarters.
William Blair & Company's Bain Capital Specialty position peaked at $4.85M in Q2 2019.
142 funds tracked by Wall St. Rank held Bain Capital Specialty as of Q4 2025.

Based on William Blair & Company's 13F filing for Q4 2025, filed 17 Feb 2026.