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Israel Englander’s Halozyme HALO Stock Holding History

Israel Englander’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 		– Sell
-50,000
Closed -$3.37M – 5972
2025
Q4 		$3.37M Buy
+50,000
New +$3.36M ﹤0.01% 3431
2017
Q1 		– Sell
-111,200
Closed -$1.1M – 3625
2016
Q4 		$1.1M Buy
111,200
+66,200
+147% +$725K ﹤0.01% 2198
2016
Q3 		$544K Buy
+45,000
New +$460K ﹤0.01% 2565

Other funds holding HALO

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
Invesco
Invesco Atlanta, Georgia $1.26T AUM 61.52% 1-Year Est. Return
Morgan Stanley
Morgan Stanley New York $1.89T AUM 35.08% 1-Year Est. Return
Boston Partners
Boston Partners Boston, Massachusetts $113B AUM 38.87% 1-Year Est. Return
Bank of America
Bank of America Charlotte, North Carolina $1.55T AUM 33.47% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
William Blair Investment Management
William Blair Investment Management Chicago, Illinois $33.3B AUM 44.76% 1-Year Est. Return

Israel Englander's HALO Position: Q2 2026 in Review

Israel Englander reduced its Halozyme (HALO) stake by 96% in Q2 2026, selling an estimated $30.8M and leaving 19,858 shares worth $1.55M. The position accounts for ﹤0.01% of the portfolio, ranked #4005.

Israel Englander first reported a position in HALO in Q2 2013 and has held it in 48 quarters since. The position peaked at $124M in Q2 2015. 665 funds tracked by Wall St. Rank hold HALO as of Q2 2026.

  • Israel Englander held 19,858 shares of Halozyme worth $1.55M as of Q2 2026.
  • Israel Englander sold 451,426 Halozyme shares in Q2 2026, an estimated $30.8M.
  • Halozyme made up ﹤0.01% of Israel Englander's portfolio in Q2 2026, its #4005 holding.
  • Israel Englander first reported a position in Halozyme in Q2 2013 and has held it in 48 quarters since.
  • Israel Englander's Halozyme position peaked at $124M in Q2 2015.
  • 665 funds tracked by Wall St. Rank held Halozyme as of Q2 2026.

Based on Millennium Management's 13F filing for Q2 2026, filed 14 Aug 2026.