QCG
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Quadrant Capital Group’s Ribbon Communications RBBN Stock Holding History

Quadrant Capital Group’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
-168
Closed -$484 – 2789
2025
Q4 		$484 Buy
+168
New +$542 ﹤0.01% 2651
2025
Q2 		– Sell
-930
Closed -$3.65K – 2301
2025
Q1 		$3.65K Buy
930
+134
+17% +$565 ﹤0.01% 2421
2024
Q4 		$3.31K Buy
+796
New +$3.01K ﹤0.01% 2404
2024
Q2 		– Sell
-153
Closed -$490 – 2751
2024
Q1 		$490 Buy
+153
New +$465 ﹤0.01% 2640
2023
Q3 		– Sell
-282
Closed -$787 – 2757
2023
Q2 		$787 Buy
+282
New +$782 ﹤0.01% 2524
2022
Q4 		– Sell
-90
Closed – – 2829
2022
Q3 		$0 Hold
90
– – ﹤0.01% 2773
2022
Q2 		$0 Hold
90
– – ﹤0.01% 2690
2022
Q1 		$0 Buy
+90
New +$369 ﹤0.01% 2661
2020
Q2 		– Sell
-171
Closed -$1K – 2363
2020
Q1 		$1K Buy
+171
New +$514 ﹤0.01% 2030

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

Quadrant Capital Group's RBBN Position: Q1 2026 in Review

Quadrant Capital Group sold out of Ribbon Communications (RBBN) in Q1 2026, closing a stake of 168 shares — an estimated $484 sold.

Quadrant Capital Group first reported a position in RBBN in Q1 2020 and held it in 9 quarters. The position peaked at $3.65K in Q1 2025. 150 funds tracked by Wall St. Rank hold RBBN as of Q1 2026.

  • Quadrant Capital Group reported no remaining Ribbon Communications position as of Q1 2026 after selling out during the quarter.
  • Quadrant Capital Group sold 168 Ribbon Communications shares in Q1 2026, an estimated $484.
  • Quadrant Capital Group first reported a position in Ribbon Communications in Q1 2020 and held it in 9 quarters.
  • Quadrant Capital Group's Ribbon Communications position peaked at $3.65K in Q1 2025.
  • 150 funds tracked by Wall St. Rank held Ribbon Communications as of Q1 2026.

Based on Quadrant Capital Group's 13F filing for Q1 2026, filed 11 May 2026.