Oppenheimer & Co
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Oppenheimer & Co’s Halozyme HALO Stock Holding History

Oppenheimer & 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
Q3 		$2.43M Buy
22,013
+6,241
+40% +$603K 0.03% 568
2026
Q2 		$1.23M Buy
+15,772
New +$1.08M 0.01% 842
2025
Q4 		– Sell
-11,624
Closed -$853K – 1656
2025
Q3 		$853K Sell
11,624
-3,600
-24% -$239K 0.01% 969
2025
Q2 		$792K Buy
15,224
+5,422
+55% +$309K 0.01% 960
2025
Q1 		$625K Buy
+9,802
New +$569K 0.01% 1002
2023
Q1 		– Sell
-7,899
Closed -$449K – 1413
2022
Q4 		$449K Buy
+7,899
New +$404K 0.01% 945
2022
Q3 		– Sell
-7,544
Closed -$332K – 1408
2022
Q2 		$332K Buy
+7,544
New +$326K 0.01% 1071

Other funds holding HALO

Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.76T AUM
State Street
State Street Boston, Massachusetts $3.44T AUM 36.12% 1-Year Est. Return
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.21T AUM
Invesco
Invesco Atlanta, Georgia $1.27T AUM 50.62% 1-Year Est. Return
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
First Trust Advisors
First Trust Advisors Wheaton, Illinois $170B AUM 38.25% 1-Year Est. Return
UBS Group
UBS Group Zurich, Switzerland $765B AUM 28.39% 1-Year Est. Return

Oppenheimer & Co's HALO Position: Q3 2026 in Review

Oppenheimer & Co increased its Halozyme (HALO) stake by 40% in Q3 2026, buying an estimated $603K and bringing the position to 22,013 shares worth $2.43M. The position accounts for 0.03% of the portfolio, ranked #568.

Oppenheimer & Co first reported a position in HALO in Q2 2022 and has held it in 7 quarters since. 584 funds tracked by Wall St. Rank hold HALO as of Q3 2026.

  • Oppenheimer & Co held 22,013 shares of Halozyme worth $2.43M as of Q3 2026.
  • Oppenheimer & Co bought 6,241 Halozyme shares in Q3 2026, an estimated $603K.
  • Halozyme made up 0.03% of Oppenheimer & Co's portfolio in Q3 2026, its #568 holding.
  • Oppenheimer & Co first reported a position in Halozyme in Q2 2022 and has held it in 7 quarters since.
  • 584 funds tracked by Wall St. Rank held Halozyme as of Q3 2026.

Based on Oppenheimer & Co's 13F filing for Q3 2026, filed 26 Oct 2026.