Great Lakes Advisors’s Halozyme HALO Stock Holding History

Great Lakes Advisors’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	$2.82M	Sell	36,039 -4,090	-10%	-$279K	0.02%	363
2026 Q1	$2.59M	Buy	40,129 +10,263	+34%	+$723K	0.02%	367
2025 Q4	$2.01M	Sell	29,866 -91,114	-75%	-$6.13M	0.02%	420
2025 Q3	$8.87M	Sell	120,980 -14,747	-11%	-$980K	0.07%	174
2025 Q2	$7.06M	Sell	135,727 -26,561	-16%	-$1.51M	0.06%	235
2025 Q1	$10.4M	Buy	162,288 +98,190	+153%	+$5.7M	0.09%	190
2024 Q4	$3.06M	Sell	64,098 -18,237	-22%	-$935K	0.03%	424
2024 Q3	$4.71M	Sell	82,335 -1,085	-1%	-$62.2K	0.04%	346
2024 Q2	$4.37M	Sell	83,420 -6,676	-7%	-$293K	0.04%	341
2024 Q1	$3.67M	Sell	90,096 -13,909	-13%	-$521K	0.03%	392
2023 Q4	$3.84M	Sell	104,005 -55,585	-35%	-$2.09M	0.04%	374
2023 Q3	$6.1M	Buy	159,590 +14,237	+10%	+$583K	0.06%	273
2023 Q2	$5.24M	Sell	145,353 -24,092	-14%	-$822K	0.05%	314
2023 Q1	$6.47M	Buy	+169,445	New	+$7.95M	0.06%	305

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

Great Lakes Advisors's HALO Position: Q2 2026 in Review

Great Lakes Advisors reduced its Halozyme (HALO) stake by 10% in Q2 2026, selling an estimated $279K and leaving 36,039 shares worth $2.82M. The position accounts for 0.02% of the portfolio, ranked #363.

Great Lakes Advisors first reported a position in HALO in Q1 2023 and has held it in 14 quarters since. The position peaked at $10.4M in Q1 2025. 668 funds tracked by Wall St. Rank hold HALO as of Q2 2026.

Great Lakes Advisors held 36,039 shares of Halozyme worth $2.82M as of Q2 2026.
Great Lakes Advisors sold 4,090 Halozyme shares in Q2 2026, an estimated $279K.
Halozyme made up 0.02% of Great Lakes Advisors's portfolio in Q2 2026, its #363 holding.
Great Lakes Advisors first reported a position in Halozyme in Q1 2023 and has held it in 14 quarters since.
Great Lakes Advisors's Halozyme position peaked at $10.4M in Q1 2025.
668 funds tracked by Wall St. Rank held Halozyme as of Q2 2026.

Based on Great Lakes Advisors's 13F filing for Q2 2026, filed 10 Aug 2026.