Verition Fund Management
RBBN icon

Verition Fund Management’s Ribbon Communications RBBN Stock Holding History

Verition Fund Management’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
2026
Q1 		– Sell
-40,496
Closed -$117K – 3303
2025
Q4 		$117K Buy
+40,496
New +$131K ﹤0.01% 3289
2025
Q3 		– Sell
-116,427
Closed -$467K – 3961
2025
Q2 		$467K Buy
+116,427
New +$420K ﹤0.01% 2987
2024
Q2 		– Sell
-13,900
Closed -$44.5K – 3219
2024
Q1 		$44.5K Buy
+13,900
New +$42.3K ﹤0.01% 2645
2014
Q3 		– Sell
-3,276
Closed -$59K – 852
2014
Q2 		$59K Buy
3,276
+300
+10% +$5.07K 0.01% 626
2014
Q1 		$50K Buy
+2,976
New +$49.5K 0.01% 469
2013
Q3 		– Sell
-7,105
Closed -$107K – 667
2013
Q2 		$107K Buy
+7,105
New +$94.8K 0.02% 538

Other funds holding RBBN

JP Morgan Chase
JP Morgan Chase New York $1.56T AUM 27.86% 1-Year Est. Return
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
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
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 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

Verition Fund Management's RBBN Position: Q1 2026 in Review

Verition Fund Management sold out of Ribbon Communications (RBBN) in Q1 2026, closing a stake of 40,496 shares — an estimated $117K sold.

Verition Fund Management first reported a position in RBBN in Q2 2013 and held it in 6 quarters. The position peaked at $467K in Q2 2025. 150 funds tracked by Wall St. Rank hold RBBN as of Q1 2026.

  • Verition Fund Management reported no remaining Ribbon Communications position as of Q1 2026 after selling out during the quarter.
  • Verition Fund Management sold 40,496 Ribbon Communications shares in Q1 2026, an estimated $117K.
  • Verition Fund Management first reported a position in Ribbon Communications in Q2 2013 and held it in 6 quarters.
  • Verition Fund Management's Ribbon Communications position peaked at $467K in Q2 2025.
  • 150 funds tracked by Wall St. Rank held Ribbon Communications as of Q1 2026.

Based on Verition Fund Management's 13F filing for Q1 2026, filed 15 May 2026.