Group One Trading
HALO icon

Group One Trading’s Halozyme HALO Stock Holding History

Group One Trading’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
Q3 		– Sell
-1,593
Closed -$154K – 7856
2026
Q2 		$125K Buy
+1,593
New +$109K ﹤0.01% 4663
2024
Q4 		– Sell
-9,855
Closed -$505K – 7535
2024
Q3 		$564K Buy
+9,855
New +$565K ﹤0.01% 2763
2023
Q4 		– Sell
-9,213
Closed -$347K – 7692
2023
Q3 		$352K Buy
9,213
+4,057
+79% +$166K ﹤0.01% 3277
2023
Q2 		$186K Buy
5,156
+4,115
+395% +$140K ﹤0.01% 4010
2023
Q1 		$39.8K Buy
+1,041
New +$48.8K ﹤0.01% 5023
2019
Q4 		– Sell
-9,752
Closed -$169K – 5296
2019
Q3 		$151K Buy
+9,752
New +$161K ﹤0.01% 3278
2019
Q1 		– Sell
-23,364
Closed -$379K – 5020
2018
Q4 		$342K Sell
23,364
-57,369
-71% -$915K ﹤0.01% 2264
2018
Q3 		$1.47M Buy
80,733
+33,757
+72% +$591K 0.01% 1395
2018
Q2 		$792K Buy
46,976
+25,604
+120% +$484K 0.01% 1919
2018
Q1 		$419K Buy
+21,372
New +$414K ﹤0.01% 2196
2016
Q4 		– Sell
-44,038
Closed -$482K – 4573
2016
Q3 		$532K Sell
44,038
-12,143
-22% -$124K 0.01% 1772
2016
Q2 		$485K Sell
56,181
-2,781
-5% -$27.4K 0.01% 1755
2016
Q1 		$558K Sell
58,962
-92,004
-61% -$866K 0.01% 1605
2015
Q4 		$2.62M Sell
150,966
-35,821
-19% -$571K 0.03% 691
2015
Q3 		$2.51M Buy
186,787
+56,132
+43% +$1.13M 0.03% 653
2015
Q2 		$2.95M Buy
130,655
+10,408
+9% +$183K 0.04% 539
2015
Q1 		$1.72M Buy
120,247
+111,864
+1,334% +$1.61M 0.03% 724
2014
Q4 		$81K Buy
+8,383
New +$74.5K ﹤0.01% 3010
2014
Q3 		– Sell
-53,064
Closed -$505K – 5265
2014
Q2 		$524K Buy
53,064
+5,275
+11% +$44.8K 0.01% 1610
2014
Q1 		$607K Sell
47,789
-157,195
-77% -$2.33M 0.01% 1488
2013
Q4 		$3.07M Buy
204,984
+1,257
+0.6% +$16.2K 0.05% 425
2013
Q3 		$2.25M Buy
203,727
+123,857
+155% +$1.03M 0.04% 495
2013
Q2 		$635K Buy
+79,870
New +$509K 0.02% 1151

Other funds holding HALO

Boston Partners
Boston Partners Boston, Massachusetts $111B AUM 30.48% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.92T AUM 36.1% 1-Year Est. Return
Congress Asset Management
Congress Asset Management Boston, Massachusetts $15.4B AUM 30.39% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $551B AUM 33.95% 1-Year Est. Return
UBS Group
UBS Group Zurich, Switzerland $765B AUM 28.39% 1-Year Est. Return
William Blair Investment Management
William Blair Investment Management Chicago, Illinois $30.8B AUM 33.92% 1-Year Est. Return
Los Angeles Capital Management
Los Angeles Capital Management Los Angeles, California $29.2B AUM 33.64% 1-Year Est. Return
LSV Asset Management
LSV Asset Management Chicago, Illinois $54.1B AUM 39.29% 1-Year Est. Return
Stephens Investment Management Group
Stephens Investment Management Group Houston, Texas $9.29B AUM 41.16% 1-Year Est. Return
GW&K Investment Management
GW&K Investment Management Boston, Massachusetts $11.8B AUM 29.45% 1-Year Est. Return

Group One Trading's HALO Position: Q3 2026 in Review

Group One Trading sold out of Halozyme (HALO) in Q3 2026, closing a stake of 1,593 shares — an estimated $154K sold.

Group One Trading first reported a position in HALO in Q2 2013 and held it in 23 quarters. The position peaked at $3.07M in Q4 2013. 456 funds tracked by Wall St. Rank hold HALO as of Q3 2026.

  • Group One Trading reported no remaining Halozyme position as of Q3 2026 after selling out during the quarter.
  • Group One Trading sold 1,593 Halozyme shares in Q3 2026, an estimated $154K.
  • Group One Trading first reported a position in Halozyme in Q2 2013 and held it in 23 quarters.
  • Group One Trading's Halozyme position peaked at $3.07M in Q4 2013.
  • 456 funds tracked by Wall St. Rank held Halozyme as of Q3 2026.

Based on Group One Trading's 13F filing for Q3 2026, filed 10 Nov 2026.