William Blair & Company’s Grayscale Bitcoin Trust GBTC Stock Holding History

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

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q2	$4.86M	Sell	106,864 -215	-0.2%	-$12K	0.01%	528
2026 Q1	$5.65M	Sell	107,079 -250	-0.2%	-$14.9K	0.02%	479
2025 Q4	$7.34M	Sell	107,329 -228	-0.2%	-$17.9K	0.02%	426
2025 Q3	$9.66M	Sell	107,557 -43	-0%	-$3.87K	0.03%	365
2025 Q2	$9.13M	Sell	107,600 -466	-0.4%	-$36.2K	0.03%	367
2025 Q1	$7.04M	Sell	108,066 -1,347	-1%	-$99.3K	0.02%	406
2024 Q4	$8.1M	Buy	109,413 +1,117	+1%	+$73.6K	0.02%	380
2024 Q3	$5.47M	Sell	108,296 -11,809	-10%	-$575K	0.02%	483
2024 Q2	$5.78M	Sell	120,105 -388	-0.3%	-$20.4K	0.02%	447
2024 Q1	$6.88M	Buy	+120,493	New	+$5.3M	0.02%	398

Other funds holding GBTC

HKAM

Horizon Kinetics Asset Management New York $8.82B AUM 23.05% 1-Year Est. Return

LPL Financial San Diego, California $445B AUM 25.58% 1-Year Est. Return

HighTower Advisors Chicago, Illinois $104B AUM 28.3% 1-Year Est. Return

Virtu Financial New York $3.18B AUM 65.92% 1-Year Est. Return

MRI

Mad River Investors Boston, Massachusetts $268M AUM 31.54% 1-Year Est. Return

ECM

EagleClaw Capital Management Boston, Massachusetts $745M AUM 23.99% 1-Year Est. Return

Jane Street New York $1.21T AUM 78.12% 1-Year Est. Return

Citadel Advisors Miami, Florida $875B AUM 40.89% 1-Year Est. Return

Moors & Cabot Boston, Massachusetts $2.57B AUM 37.84% 1-Year Est. Return

Mariner Overland Park, Kansas $95.2B AUM 32.92% 1-Year Est. Return

William Blair & Company's GBTC Position: Q2 2026 in Review

William Blair & Company reduced its Grayscale Bitcoin Trust (GBTC) stake by 0.2% in Q2 2026, selling an estimated $12K and leaving 106,864 shares worth $4.86M. The position accounts for 0.01% of the portfolio, ranked #528.

William Blair & Company first reported a position in GBTC in Q1 2024 and has held it in 10 quarters since. The position peaked at $9.66M in Q3 2025. 598 funds tracked by Wall St. Rank hold GBTC as of Q2 2026.

William Blair & Company held 106,864 shares of Grayscale Bitcoin Trust worth $4.86M as of Q2 2026.
William Blair & Company sold 215 Grayscale Bitcoin Trust shares in Q2 2026, an estimated $12K.
Grayscale Bitcoin Trust made up 0.01% of William Blair & Company's portfolio in Q2 2026, its #528 holding.
William Blair & Company first reported a position in Grayscale Bitcoin Trust in Q1 2024 and has held it in 10 quarters since.
William Blair & Company's Grayscale Bitcoin Trust position peaked at $9.66M in Q3 2025.
598 funds tracked by Wall St. Rank held Grayscale Bitcoin Trust as of Q2 2026.

Based on William Blair & Company's 13F filing for Q2 2026, filed 11 Aug 2026.