CM
HALO icon

Castleark Management’s Halozyme HALO Stock Holding History

Castleark 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
2024
Q4 		– Sell
-69,720
Closed -$3.99M – 303
2024
Q3 		$3.99M Buy
+69,720
New +$4M 0.16% 137
2024
Q1 		– Sell
-115,894
Closed -$4.28M – 296
2023
Q4 		$4.28M Sell
115,894
-11,856
-9% -$447K 0.19% 130
2023
Q3 		$4.88M Buy
+127,750
New +$5.23M 0.25% 97
2023
Q1 		– Sell
-205,680
Closed -$11.7M – 301
2022
Q4 		$11.7M Sell
205,680
-11,070
-5% -$567K 0.61% 37
2022
Q3 		$8.57M Buy
216,750
+12,810
+6% +$566K 0.48% 44
2022
Q2 		$8.97M Buy
+203,940
New +$8.82M 0.48% 37
2021
Q4 		– Sell
-219,787
Closed -$8.94M – 345
2021
Q3 		$8.94M Sell
219,787
-98,000
-31% -$4.1M 0.34% 82
2021
Q2 		$14.4M Sell
317,787
-112,815
-26% -$4.99M 0.48% 45
2021
Q1 		$18M Sell
430,602
-68,540
-14% -$3.13M 0.65% 39
2020
Q4 		$21.3M Sell
499,142
-99,475
-17% -$3.58M 0.8% 32
2020
Q3 		$15.7M Buy
598,617
+37,432
+7% +$1.04M 0.62% 41
2020
Q2 		$15M Buy
561,185
+123,315
+28% +$2.78M 0.65% 37
2020
Q1 		$7.88M Buy
+437,870
New +$8.31M 0.47% 58
2018
Q3 		– Sell
-423,305
Closed -$7.14M – 389
2018
Q2 		$7.14M Sell
423,305
-9,579
-2% -$181K 0.22% 147
2018
Q1 		$8.48M Buy
432,884
+82,529
+24% +$1.6M 0.27% 117
2017
Q4 		$7.1M Buy
350,355
+117,450
+50% +$2.16M 0.21% 150
2017
Q3 		$4.05M Buy
+232,905
New +$3.15M 0.13% 207

Other funds holding HALO

BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
Vanguard Group
Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
SCM
Snyder Capital Management San Francisco, California $5.16B AUM 26.72% 1-Year Est. Return
Bank of America
Bank of America Charlotte, North Carolina $1.37T AUM 24.88% 1-Year Est. Return
AllianceBernstein
AllianceBernstein Nashville, Tennessee $309B AUM 23.92% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
Macquarie Group
Macquarie Group Sydney, NSW 2000, Australia $16.8B AUM 27.39% 1-Year Est. Return
JP Morgan Chase
JP Morgan Chase New York $1.56T AUM 27.86% 1-Year Est. Return
Invesco
Invesco Atlanta, Georgia $1.02T AUM 30.18% 1-Year Est. Return

Castleark Management's HALO Position: Q4 2024 in Review

Castleark Management sold out of Halozyme (HALO) in Q4 2024, closing a stake of 69,720 shares — an estimated $3.99M sold.

Castleark Management first reported a position in HALO in Q3 2017 and held it in 17 quarters. The position peaked at $21.3M in Q4 2020. 508 funds tracked by Wall St. Rank hold HALO as of Q4 2024.

  • Castleark Management reported no remaining Halozyme position as of Q4 2024 after selling out during the quarter.
  • Castleark Management sold 69,720 Halozyme shares in Q4 2024, an estimated $3.99M.
  • Castleark Management first reported a position in Halozyme in Q3 2017 and held it in 17 quarters.
  • Castleark Management's Halozyme position peaked at $21.3M in Q4 2020.
  • 508 funds tracked by Wall St. Rank held Halozyme as of Q4 2024.

Based on Castleark Management's 13F filing for Q4 2024, filed 18 Feb 2025.