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RS Investment Management’s Ambarella AMBA Stock Holding History

RS Investment Management’s Portfolio AMBA Stock Details AMBA Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2014
Q4 		– Sell
-416,217
Closed -$18.2M – 367
2014
Q3 		$18.2M Sell
416,217
-279,300
-40% -$9.25M 0.17% 174
2014
Q2 		$21.7M Buy
695,517
+602,117
+645% +$15.9M 0.18% 166
2014
Q1 		$2.5M Sell
93,400
-40,200
-30% -$1.23M 0.01% 317
2013
Q4 		$4.53M Hold
133,600
– – 0.03% 273
2013
Q3 		$2.61M Buy
133,600
+26,600
+25% +$453K 0.02% 286
2013
Q2 		$1.8M Buy
+107,000
New +$1.62M 0.01% 280

Other funds holding AMBA

Fidelity Investments
Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return
Vanguard Group
Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return
Lord, Abbett & Co
Lord, Abbett & Co Jersey City, New Jersey $34.9B AUM 72.7% 1-Year Est. Return
ACM
Andor Capital Management Rye Brook, New York $232M AUM 22.72% 1-Year Est. Return
BFA
BlackRock Fund Advisors San Francisco, California $542B AUM 18.13% 1-Year Est. Return
Susquehanna International Group
Susquehanna International Group Bala Cynwyd, Pennsylvania $1.28T AUM 58.89% 1-Year Est. Return
Morgan Stanley
Morgan Stanley New York $1.89T AUM 35.08% 1-Year Est. Return
CPIM
Columbia Partners Investment Management Alexandria, Virginia $257M AUM 8.17% 1-Year Est. Return
BIT
BlackRock Institutional Trust San Francisco, California $675B AUM 16.07% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return

RS Investment Management's AMBA Position: Q4 2014 in Review

RS Investment Management sold out of Ambarella (AMBA) in Q4 2014, closing a stake of 416,217 shares — an estimated $18.2M sold.

RS Investment Management first reported a position in AMBA in Q2 2013 and held it in 6 quarters. The position peaked at $21.7M in Q2 2014. 186 funds tracked by Wall St. Rank hold AMBA as of Q4 2014.

  • RS Investment Management reported no remaining Ambarella position as of Q4 2014 after selling out during the quarter.
  • RS Investment Management sold 416,217 Ambarella shares in Q4 2014, an estimated $18.2M.
  • RS Investment Management first reported a position in Ambarella in Q2 2013 and held it in 6 quarters.
  • RS Investment Management's Ambarella position peaked at $21.7M in Q2 2014.
  • 186 funds tracked by Wall St. Rank held Ambarella as of Q4 2014.

Based on RS Investment Management's 13F filing for Q4 2014, filed 12 Feb 2015.