Citadel Advisors
MDSO

Citadel Advisors’s Medidata Solutions, Inc. MDSO Stock Holding History

Citadel Advisors’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
Q3 		– Sell
-50,500
Closed -$4.57M – 10124
2019
Q2 		$4.57M Buy
50,500
+10,700
+27% +$939K ﹤0.01% 3224
2019
Q1 		$2.92M Buy
39,800
+26,100
+191% +$1.88M ﹤0.01% 3818
2018
Q4 		$924K Sell
13,700
-6,300
-32% -$445K ﹤0.01% 5434
2018
Q3 		$1.47M Buy
20,000
+8,600
+75% +$688K ﹤0.01% 4903
2018
Q2 		$918K Buy
11,400
+4,000
+54% +$300K ﹤0.01% 5373
2018
Q1 		$465K Sell
7,400
-7,900
-52% -$526K ﹤0.01% 6000
2017
Q4 		$970K Sell
15,300
-300
-2% -$21.4K ﹤0.01% 4704
2017
Q3 		$1.22M Sell
15,600
-1,100
-7% -$83.8K ﹤0.01% 4037
2017
Q2 		$1.31M Buy
16,700
+9,600
+135% +$669K ﹤0.01% 3718
2017
Q1 		$410K Buy
7,100
+2,400
+51% +$130K ﹤0.01% 5366
2016
Q4 		$233K Sell
4,700
-500
-10% -$26K ﹤0.01% 6077
2016
Q3 		$290K Buy
+5,200
New +$276K ﹤0.01% 5725
2016
Q2 		– Sell
-6,100
Closed -$236K – 7695
2016
Q1 		$236K Buy
6,100
+2,000
+49% +$77.7K ﹤0.01% 5409
2015
Q4 		$202K Sell
4,100
-5,400
-57% -$238K ﹤0.01% 5793
2015
Q3 		$400K Buy
9,500
+4,500
+90% +$229K ﹤0.01% 5126
2015
Q2 		$272K Buy
5,000
+2,000
+67% +$107K ﹤0.01% 5898
2015
Q1 		$147K Sell
3,000
-4,900
-62% -$227K ﹤0.01% 6513
2014
Q4 		$377K Sell
7,900
-3,700
-32% -$160K ﹤0.01% 5109
2014
Q3 		$514K Sell
11,600
-13,000
-53% -$576K ﹤0.01% 4580
2014
Q2 		$1.05M Buy
24,600
+14,600
+146% +$606K ﹤0.01% 3427
2014
Q1 		$543K Buy
+10,000
New +$609K ﹤0.01% 4239

Other funds holding MDSO

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

Citadel Advisors's MDSO Position: Q4 2019 in Review

Citadel Advisors sold out of Medidata Solutions, Inc. (MDSO) in Q4 2019, closing a stake of 9,523 shares — an estimated $871K sold.

Citadel Advisors first reported a position in MDSO in Q3 2013 and held it in 22 quarters. The position peaked at $20.4M in Q2 2019. 1 fund tracked by Wall St. Rank holds MDSO as of Q4 2019.

  • Citadel Advisors reported no remaining Medidata Solutions, Inc. position as of Q4 2019 after selling out during the quarter.
  • Citadel Advisors sold 9,523 Medidata Solutions, Inc. shares in Q4 2019, an estimated $871K.
  • Citadel Advisors first reported a position in Medidata Solutions, Inc. in Q3 2013 and held it in 22 quarters.
  • Citadel Advisors's Medidata Solutions, Inc. position peaked at $20.4M in Q2 2019.
  • 1 fund tracked by Wall St. Rank held Medidata Solutions, Inc. as of Q4 2019.

Based on Citadel Advisors's 13F filing for Q4 2019, filed 14 Feb 2020.