William Blair Investment Management
MGLN

William Blair Investment Management’s Magellan Health Services, Inc. MGLN Stock Holding History

William Blair Investment Management’s Portfolio MGLN Stock Details MGLN Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2021
Q1 		– Sell
-120,503
Closed -$9.98M – 386
2020
Q4 		$9.98M Sell
120,503
-2,385
-2% -$189K 0.03% 301
2020
Q3 		$9.31M Buy
122,888
+10,362
+9% +$770K 0.04% 277
2020
Q2 		$8.21M Buy
112,526
+504
+0.4% +$32.3K 0.03% 271
2020
Q1 		$5.39M Sell
112,022
-4,710
-4% -$303K 0.03% 289
2019
Q4 		$9.13M Sell
116,732
-48,377
-29% -$3.4M 0.04% 297
2019
Q3 		$10.3M Sell
165,109
-10,844
-6% -$723K 0.04% 293
2019
Q2 		$13.1M Sell
175,953
-19,352
-10% -$1.3M 0.05% 285
2019
Q1 		$12.9M Sell
195,305
-16,389
-8% -$1.05M 0.05% 289
2018
Q4 		$12M Buy
211,694
+4,071
+2% +$251K 0.06% 275
2018
Q3 		$15M Sell
207,623
-14,824
-7% -$1.19M 0.05% 302
2018
Q2 		$21.3M Sell
222,447
-7,215
-3% -$692K 0.08% 233
2018
Q1 		$24.6M Sell
229,662
-8,178
-3% -$821K 0.09% 205
2017
Q4 		$23M Sell
237,840
-2,338
-1% -$207K 0.09% 225
2017
Q3 		$20.7M Sell
240,178
-470
-0.2% -$37K 0.07% 241
2017
Q2 		$17.5M Buy
240,648
+492
+0.2% +$34.6K 0.06% 270
2017
Q1 		$16.6M Sell
240,156
-963
-0.4% -$70.3K 0.06% 267
2016
Q4 		$18.1M Sell
241,119
-1,377
-0.6% -$88.1K 0.07% 254
2016
Q3 		$13M Buy
242,496
+54,189
+29% +$3.27M 0.05% 284
2016
Q2 		$12.4M Sell
188,307
-3,868
-2% -$260K 0.05% 272
2016
Q1 		$13.1M Buy
192,175
+9,473
+5% +$570K 0.05% 260
2015
Q4 		$11.3M Sell
182,702
-8,089
-4% -$434K 0.05% 271
2015
Q3 		$10.6M Buy
+190,791
New +$11.5M 0.02% 673

Other funds holding MGLN

BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
Vanguard Group
Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return
SV
Starboard Value New York $4.57B AUM 4.97% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $481B AUM 30.42% 1-Year Est. Return
MF
Magnetar Financial Evanston, Illinois $9.84B AUM 190.64% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
Victory Capital Management
Victory Capital Management San Antonio, Texas $156B AUM 27.51% 1-Year Est. Return
SBH
Segall Bryant & Hamill Chicago, Illinois $6.98B AUM 34.78% 1-Year Est. Return
VI
Versor Investments New York $40.8M AUM 93.59% 1-Year Est. Return
AAM
Alpine Associates Management Palm Beach, Florida $1.7B AUM 97.55% 1-Year Est. Return

William Blair Investment Management's MGLN Position: Q1 2021 in Review

William Blair Investment Management sold out of Magellan Health Services, Inc. (MGLN) in Q1 2021, closing a stake of 120,503 shares — an estimated $9.98M sold.

William Blair Investment Management first reported a position in MGLN in Q3 2015 and held it in 22 quarters. The position peaked at $24.6M in Q1 2018. 188 funds tracked by Wall St. Rank hold MGLN as of Q1 2021.

  • William Blair Investment Management reported no remaining Magellan Health Services, Inc. position as of Q1 2021 after selling out during the quarter.
  • William Blair Investment Management sold 120,503 Magellan Health Services, Inc. shares in Q1 2021, an estimated $9.98M.
  • William Blair Investment Management first reported a position in Magellan Health Services, Inc. in Q3 2015 and held it in 22 quarters.
  • William Blair Investment Management's Magellan Health Services, Inc. position peaked at $24.6M in Q1 2018.
  • 188 funds tracked by Wall St. Rank held Magellan Health Services, Inc. as of Q1 2021.

Based on William Blair Investment Management's 13F filing for Q1 2021, filed 13 May 2021.