Rafferty Asset Management
HALO icon

Rafferty Asset Management’s Halozyme HALO Stock Holding History

Rafferty Asset Management’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
Q1 		$4.49M Sell
69,505
-25,327
-27% -$1.79M 0.02% 423
2025
Q4 		$6.38M Sell
94,832
-13,382
-12% -$900K 0.02% 352
2025
Q3 		$7.94M Sell
108,214
-72,452
-40% -$4.81M 0.03% 330
2025
Q2 		$9.4M Buy
180,666
+67,377
+59% +$3.83M 0.03% 285
2025
Q1 		$7.23M Sell
113,289
-106,103
-48% -$6.16M 0.03% 305
2024
Q4 		$10.5M Buy
219,392
+30,852
+16% +$1.58M 0.04% 278
2024
Q3 		$10.8M Buy
188,540
+54,437
+41% +$3.12M 0.04% 276
2024
Q2 		$7.02M Sell
134,103
-85,649
-39% -$3.76M 0.03% 341
2024
Q1 		$8.94M Sell
219,752
-4,972
-2% -$186K 0.03% 304
2023
Q4 		$8.31M Sell
224,724
-6,468
-3% -$244K 0.04% 329
2023
Q3 		$8.83M Sell
231,192
-13,353
-5% -$547K 0.05% 255
2023
Q2 		$8.82M Buy
244,545
+81,102
+50% +$2.77M 0.05% 234
2023
Q1 		$6.24M Buy
163,443
+21,840
+15% +$1.02M 0.04% 334
2022
Q4 		$8.06M Sell
141,603
-25,692
-15% -$1.32M 0.07% 259
2022
Q3 		$6.62M Buy
167,295
+80,143
+92% +$3.54M 0.07% 242
2022
Q2 		$3.83M Sell
87,152
-66,844
-43% -$2.89M 0.04% 339
2022
Q1 		$6.14M Buy
153,996
+1,153
+0.8% +$41.1K 0.04% 322
2021
Q4 		$6.15M Buy
152,843
+77,287
+102% +$2.89M 0.03% 292
2021
Q3 		$3.07M Buy
75,556
+14,592
+24% +$610K 0.02% 465
2021
Q2 		$2.77M Sell
60,964
-14,122
-19% -$625K 0.02% 532
2021
Q1 		$3.13M Buy
75,086
+52,376
+231% +$2.39M 0.02% 459
2020
Q4 		$970K Sell
22,710
-50,641
-69% -$1.82M 0.01% 504
2020
Q3 		$1.93M Buy
73,351
+31,506
+75% +$877K 0.02% 426
2020
Q2 		$1.12M Buy
+41,845
New +$944K 0.02% 510
2020
Q1 		– Sell
-81,544
Closed -$1.45M – 691
2019
Q4 		$1.45M Sell
81,544
-75,034
-48% -$1.3M 0.02% 464
2019
Q3 		$2.43M Buy
156,578
+21,271
+16% +$350K 0.04% 291
2019
Q2 		$2.33M Buy
135,307
+29,758
+28% +$480K 0.04% 342
2019
Q1 		$1.7M Buy
+105,549
New +$1.71M 0.03% 444

Other funds holding HALO

BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
Invesco
Invesco Atlanta, Georgia $1.02T AUM 30.18% 1-Year Est. Return
Bank of America
Bank of America Charlotte, North Carolina $1.37T AUM 24.88% 1-Year Est. Return
Boston Partners
Boston Partners Boston, Massachusetts $95.5B AUM 28.4% 1-Year Est. Return
Morgan Stanley
Morgan Stanley New York $1.66T AUM 25.57% 1-Year Est. Return
William Blair Investment Management
William Blair Investment Management Chicago, Illinois $30.3B AUM 33.75% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return

Rafferty Asset Management's HALO Position: Q1 2026 in Review

Rafferty Asset Management reduced its Halozyme (HALO) stake by 27% in Q1 2026, selling an estimated $1.79M and leaving 69,505 shares worth $4.49M. The position accounts for 0.02% of the portfolio, ranked #423.

Rafferty Asset Management first reported a position in HALO in Q1 2019 and has held it in 28 quarters since. The position peaked at $10.8M in Q3 2024. 634 funds tracked by Wall St. Rank hold HALO as of Q1 2026.

  • Rafferty Asset Management held 69,505 shares of Halozyme worth $4.49M as of Q1 2026.
  • Rafferty Asset Management sold 25,327 Halozyme shares in Q1 2026, an estimated $1.79M.
  • Halozyme made up 0.02% of Rafferty Asset Management's portfolio in Q1 2026, its #423 holding.
  • Rafferty Asset Management first reported a position in Halozyme in Q1 2019 and has held it in 28 quarters since.
  • Rafferty Asset Management's Halozyme position peaked at $10.8M in Q3 2024.
  • 634 funds tracked by Wall St. Rank held Halozyme as of Q1 2026.

Based on Rafferty Asset Management's 13F filing for Q1 2026, filed 15 May 2026.