Optiver Holding
RBBN icon

Optiver Holding’s Ribbon Communications RBBN Stock Holding History

Optiver Holding’s Portfolio RBBN Stock Details RBBN Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2025
Q4 		– Sell
-662
Closed -$2.52K – 2892
2025
Q3 		$2.52K Buy
+662
New +$2.6K ﹤0.01% 2288

Other funds holding RBBN

JP Morgan Chase
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Neuberger Berman Group
Neuberger Berman Group New York $131B AUM 28.36% 1-Year Est. Return
PCMI
Paradigm Capital Management Inc Albany, New York $2.61B AUM 78.58% 1-Year Est. Return
Vanguard Group
Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return
BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $481B AUM 30.42% 1-Year Est. Return
RA
Royce & Associates New York $10.1B AUM 42.88% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
Connor, Clark & Lunn Investment Management (CC&L)
Connor, Clark & Lunn Investment Management (CC&L) Vancouver, British Columbia, Canada $43.4B AUM 51.29% 1-Year Est. Return

Optiver Holding's RBBN Position: Q4 2025 in Review

Optiver Holding sold out of Ribbon Communications (RBBN) in Q4 2025, closing a stake of 662 shares — an estimated $2.52K sold.

Optiver Holding first reported a position in RBBN in Q3 2025 and held it in 1 quarter. The position peaked at $2.52K in Q3 2025. 153 funds tracked by Wall St. Rank hold RBBN as of Q4 2025.

  • Optiver Holding reported no remaining Ribbon Communications position as of Q4 2025 after selling out during the quarter.
  • Optiver Holding sold 662 Ribbon Communications shares in Q4 2025, an estimated $2.52K.
  • Optiver Holding first reported a position in Ribbon Communications in Q3 2025 and held it in 1 quarter.
  • Optiver Holding's Ribbon Communications position peaked at $2.52K in Q3 2025.
  • 153 funds tracked by Wall St. Rank held Ribbon Communications as of Q4 2025.

Based on Optiver Holding's 13F filing for Q4 2025, filed 17 Feb 2026.