Brown Brothers Harriman & Co’s Halozyme HALO Stock Holding History

Brown Brothers Harriman & Co’s Portfolio HALO Stock Details HALO Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q2	$10.6K	Hold	135	–	–	﹤0.01%	1410
2026 Q1	$8.72K	Buy	135 +8	+6%	+$564	﹤0.01%	1382
2025 Q4	$8.55K	Buy	+127	New	+$8.54K	﹤0.01%	1373
2024 Q4	–	Sell	-67	Closed	-$3.83K	–	1511
2024 Q3	$3.83K	Buy	+67	New	+$3.84K	﹤0.01%	1197
2023 Q3	–	Sell	-381	Closed	-$13.7K	–	1255
2023 Q2	$13.7K	Hold	381	–	–	﹤0.01%	919
2023 Q1	$14.6K	Hold	381	–	–	﹤0.01%	940
2022 Q4	$21.7K	Sell	381 -420	-52%	-$21.5K	﹤0.01%	865
2022 Q3	$32K	Hold	801	–	–	﹤0.01%	851
2022 Q2	$35K	Buy	+801	New	+$34.6K	﹤0.01%	765
2020 Q1	–	Sell	-342	Closed	-$6K	–	1179
2019 Q4	$6K	Hold	342	–	–	﹤0.01%	957
2019 Q3	$5K	Buy	+342	New	+$5.63K	﹤0.01%	986

Other funds holding HALO

BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return

Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM

Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM

State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return

Invesco Atlanta, Georgia $1.26T AUM 61.52% 1-Year Est. Return

Morgan Stanley New York $1.89T AUM 35.08% 1-Year Est. Return

Boston Partners Boston, Massachusetts $113B AUM 38.87% 1-Year Est. Return

Bank of America Charlotte, North Carolina $1.55T AUM 33.47% 1-Year Est. Return

Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return

William Blair Investment Management Chicago, Illinois $33.3B AUM 44.76% 1-Year Est. Return

Brown Brothers Harriman & Co's HALO Position: Q2 2026 in Review

Brown Brothers Harriman & Co held its Halozyme (HALO) position steady in Q2 2026 at 135 shares worth $10.6K. The position accounts for ﹤0.01% of the portfolio, ranked #1410.

Brown Brothers Harriman & Co first reported a position in HALO in Q3 2019 and has held it in 11 quarters since. The position peaked at $35K in Q2 2022. 672 funds tracked by Wall St. Rank hold HALO as of Q2 2026.

Brown Brothers Harriman & Co held 135 shares of Halozyme worth $10.6K as of Q2 2026.
Brown Brothers Harriman & Co left its Halozyme share count unchanged in Q2 2026.
Halozyme made up ﹤0.01% of Brown Brothers Harriman & Co's portfolio in Q2 2026, its #1410 holding.
Brown Brothers Harriman & Co first reported a position in Halozyme in Q3 2019 and has held it in 11 quarters since.
Brown Brothers Harriman & Co's Halozyme position peaked at $35K in Q2 2022.
672 funds tracked by Wall St. Rank held Halozyme as of Q2 2026.

Based on Brown Brothers Harriman & Co's 13F filing for Q2 2026, filed 12 Aug 2026.