WIC
JHG

Water Island Capital’s Janus Henderson JHG Stock Holding History

Water Island Capital’s Portfolio JHG Stock Details JHG Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$7.93M Buy
154,300
+142,300
+1,186% +$7.05M 0.89% 34
2025
Q4 		$571K Buy
+12,000
New +$531K 0.06% 84

Other funds holding JHG

TFM
Trian Fund Management New York $3.86B AUM 26.59% 1-Year Est. Return
BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $481B AUM 30.42% 1-Year Est. Return
HI
HBK Investments Dallas, Texas $9.85B AUM 55.6% 1-Year Est. Return
Citadel Advisors
Citadel Advisors Miami, Florida $618B AUM 30.34% 1-Year Est. Return
AQR Capital Management
AQR Capital Management Greenwich, Connecticut $218B AUM 29.41% 1-Year Est. Return
Allianz Asset Management
Allianz Asset Management Munich, Germany $95.4B AUM 38.74% 1-Year Est. Return

Water Island Capital's JHG Position: Q1 2026 in Review

Water Island Capital increased its Janus Henderson (JHG) stake by 42% in Q1 2026, buying an estimated $13.6M and bringing the position to 922,277 shares worth $47.4M. The position accounts for 5.29% of the portfolio, ranked #2.

Water Island Capital first reported a position in JHG in Q4 2025 and has held it in 2 quarters since. 487 funds tracked by Wall St. Rank hold JHG as of Q1 2026.

  • Water Island Capital held 922,277 shares of Janus Henderson worth $47.4M as of Q1 2026.
  • Water Island Capital bought 274,792 Janus Henderson shares in Q1 2026, an estimated $13.6M.
  • Janus Henderson made up 5.29% of Water Island Capital's portfolio in Q1 2026, its #2 holding.
  • Water Island Capital first reported a position in Janus Henderson in Q4 2025 and has held it in 2 quarters since.
  • 487 funds tracked by Wall St. Rank held Janus Henderson as of Q1 2026.

Based on Water Island Capital's 13F filing for Q1 2026, filed 15 May 2026.