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Water Island Capital’s Silicon Laboratories SLAB Stock Holding History

Water Island Capital’s Portfolio SLAB Stock Details SLAB Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$32.4M Buy
148,138
+89,721
+154% +$19.4M 3.01% 14
2026
Q1 		$12.2M Buy
+58,417
New +$10.7M 1.36% 22

Other funds holding SLAB

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
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
Balyasny Asset Management
Balyasny Asset Management Chicago, Illinois $80.2B AUM 51.53% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
Millennium Management
Millennium Management New York $276B AUM 44.8% 1-Year Est. Return
HI
HBK Investments Dallas, Texas $10.2B AUM 67.73% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
UBS Group
UBS Group Zurich, Switzerland $786B AUM 40.34% 1-Year Est. Return
Goldman Sachs
Goldman Sachs New York $1.15T AUM 47.82% 1-Year Est. Return

Water Island Capital's SLAB Position: Q2 2026 in Review

Water Island Capital increased its Silicon Laboratories (SLAB) stake by 154% in Q2 2026, buying an estimated $19.4M and bringing the position to 148,138 shares worth $32.4M. The position accounts for 3.01% of the portfolio, ranked #14.

Water Island Capital first reported a position in SLAB in Q1 2026 and has held it in 2 quarters since. 352 funds tracked by Wall St. Rank hold SLAB as of Q2 2026.

  • Water Island Capital held 148,138 shares of Silicon Laboratories worth $32.4M as of Q2 2026.
  • Water Island Capital bought 89,721 Silicon Laboratories shares in Q2 2026, an estimated $19.4M.
  • Silicon Laboratories made up 3.01% of Water Island Capital's portfolio in Q2 2026, its #14 holding.
  • Water Island Capital first reported a position in Silicon Laboratories in Q1 2026 and has held it in 2 quarters since.
  • 352 funds tracked by Wall St. Rank held Silicon Laboratories as of Q2 2026.

Based on Water Island Capital's 13F filing for Q2 2026, filed 14 Aug 2026.