Parallax Volatility Advisers’s Medidata Solutions, Inc. MDSO Stock Holding History

Parallax Volatility Advisers’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
2016 Q4	–	Sell	-2,000	Closed	-$112K	–	4556
2016 Q3	$112K	Buy	+2,000	New	+$106K	﹤0.01%	2081
2016 Q2	–	Sell	-1,900	Closed	-$74K	–	3918
2016 Q1	$74K	Buy	1,900 +400	+27%	+$15.5K	﹤0.01%	2048
2015 Q4	$75K	Buy	+1,500	New	+$66K	﹤0.01%	2211
2015 Q3	–	Sell	-600	Closed	-$33K	–	4655
2015 Q2	$33K	Sell	600 -2,600	-81%	-$140K	﹤0.01%	2725
2015 Q1	$157K	Buy	3,200 +1,500	+88%	+$69.4K	﹤0.01%	2232
2014 Q4	$81K	Sell	1,700 -2,700	-61%	-$117K	﹤0.01%	3618
2014 Q3	$195K	Buy	+4,400	New	+$195K	﹤0.01%	2493

Other funds holding MDSO

Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return

BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return

Goldman Sachs New York $871B AUM 31.28% 1-Year Est. Return

BCM

Brown Capital Management Baltimore, Maryland $500M AUM 25.3% 1-Year Est. Return

AQR Arbitrage Greenwich, Connecticut $6.09B AUM 27.01% 1-Year Est. Return

CIP

Champlain Investment Partners Burlington, Vermont $7.88B AUM 6.82% 1-Year Est. Return

Citigroup New York $235B AUM 32.99% 1-Year Est. Return

ClearBridge Investments New York $115B AUM 24.78% 1-Year Est. Return

AAM

Alpine Associates Management Palm Beach, Florida $1.7B AUM 97.55% 1-Year Est. Return

SCS

Syquant Capital SAS Paris, France $447M AUM 13.04% 1-Year Est. Return

Parallax Volatility Advisers's MDSO Position: Q1 2019 in Review

Parallax Volatility Advisers sold out of Medidata Solutions, Inc. (MDSO) in Q1 2019, closing a stake of 33 shares — an estimated $2.38K sold.

Parallax Volatility Advisers first reported a position in MDSO in Q3 2014 and held it in 11 quarters. The position peaked at $543K in Q4 2017. 285 funds tracked by Wall St. Rank hold MDSO as of Q1 2019.

Parallax Volatility Advisers reported no remaining Medidata Solutions, Inc. position as of Q1 2019 after selling out during the quarter.
Parallax Volatility Advisers sold 33 Medidata Solutions, Inc. shares in Q1 2019, an estimated $2.38K.
Parallax Volatility Advisers first reported a position in Medidata Solutions, Inc. in Q3 2014 and held it in 11 quarters.
Parallax Volatility Advisers's Medidata Solutions, Inc. position peaked at $543K in Q4 2017.
285 funds tracked by Wall St. Rank held Medidata Solutions, Inc. as of Q1 2019.

Based on Parallax Volatility Advisers's 13F filing for Q1 2019, filed 15 May 2019.