AIM
MDSO

ARK Investment Management’s Medidata Solutions, Inc. MDSO Stock Holding History

ARK Investment Management’s Portfolio MDSO Stock Details MDSO Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2019
Q4 		– Sell
-211
Closed -$19K – 229
2019
Q3 		$19K Sell
211
-6,412
-97% -$586K ﹤0.01% 219
2019
Q2 		$599K Sell
6,623
-1,111,222
-99% -$97.5M 0.02% 123
2019
Q1 		$81.9M Buy
1,117,845
+181,286
+19% +$13.1M 2.34% 14
2018
Q4 		$63.1M Buy
936,559
+132,426
+16% +$9.35M 2.56% 15
2018
Q3 		$59M Buy
804,133
+176,390
+28% +$14.1M 1.78% 21
2018
Q2 		$50.6M Sell
627,743
-84,229
-12% -$6.31M 1.85% 19
2018
Q1 		$44.7M Buy
711,972
+385,893
+118% +$25.7M 2.22% 14
2017
Q4 		$20.7M Buy
326,079
+221,799
+213% +$15.8M 1.65% 22
2017
Q3 		$8.14M Buy
104,280
+29,511
+39% +$2.25M 0.99% 41
2017
Q2 		$5.85M Buy
74,769
+65,378
+696% +$4.56M 1.14% 35
2017
Q1 		$542K Buy
9,391
+2,734
+41% +$148K 0.16% 61
2016
Q4 		$331K Buy
+6,657
New +$346K 0.12% 66

Other funds holding MDSO

WBC
Westpac Banking Corp Sydney, Australia $1.44B AUM 28.5% 1-Year Est. Return

ARK Investment Management's MDSO Position: Q4 2019 in Review

ARK Investment Management sold out of Medidata Solutions, Inc. (MDSO) in Q4 2019, closing a stake of 211 shares — an estimated $19K sold.

ARK Investment Management first reported a position in MDSO in Q4 2016 and held it in 12 quarters. The position peaked at $81.9M in Q1 2019. 1 fund tracked by Wall St. Rank holds MDSO as of Q4 2019.

  • ARK Investment Management reported no remaining Medidata Solutions, Inc. position as of Q4 2019 after selling out during the quarter.
  • ARK Investment Management sold 211 Medidata Solutions, Inc. shares in Q4 2019, an estimated $19K.
  • ARK Investment Management first reported a position in Medidata Solutions, Inc. in Q4 2016 and held it in 12 quarters.
  • ARK Investment Management's Medidata Solutions, Inc. position peaked at $81.9M in Q1 2019.
  • 1 fund tracked by Wall St. Rank held Medidata Solutions, Inc. as of Q4 2019.

Based on ARK Investment Management's 13F filing for Q4 2019, filed 31 Jan 2020.