Vanguard Portfolio Management
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Vanguard Portfolio Management’s Halozyme HALO Stock Holding History

Vanguard Portfolio 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
Q2 		$415M Buy
5,299,008
+49,802
+0.9% +$3.4M 0.02% 802
2026
Q1 		$339M Buy
+5,249,206
New +$370M 0.02% 826

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
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
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
SCM
Snyder Capital Management San Francisco, California $5.79B AUM 33.56% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $552B AUM 44.19% 1-Year Est. Return

Vanguard Portfolio Management's HALO Position: Q2 2026 in Review

Vanguard Portfolio Management increased its Halozyme (HALO) stake by 0.95% in Q2 2026, buying an estimated $3.4M and bringing the position to 5,299,008 shares worth $415M. The position accounts for 0.02% of the portfolio, ranked #802.

Vanguard Portfolio Management first reported a position in HALO in Q1 2026 and has held it in 2 quarters since. 629 funds tracked by Wall St. Rank hold HALO as of Q2 2026.

  • Vanguard Portfolio Management held 5,299,008 shares of Halozyme worth $415M as of Q2 2026.
  • Vanguard Portfolio Management bought 49,802 Halozyme shares in Q2 2026, an estimated $3.4M.
  • Halozyme made up 0.02% of Vanguard Portfolio Management's portfolio in Q2 2026, its #802 holding.
  • Vanguard Portfolio Management first reported a position in Halozyme in Q1 2026 and has held it in 2 quarters since.
  • 629 funds tracked by Wall St. Rank held Halozyme as of Q2 2026.

Based on Vanguard Portfolio Management's 13F filing for Q2 2026, filed 13 Aug 2026.