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Chesley Taft & Associates’s Biogen BIIB Stock Holding History

Chesley Taft & Associates’s Portfolio BIIB Stock Details BIIB Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2019
Q4 		– Sell
-3,749
Closed -$873K – 263
2019
Q3 		$873K Sell
3,749
-718
-16% -$167K 0.07% 167
2019
Q2 		$1.04M Sell
4,467
-75
-2% -$17.3K 0.08% 153
2019
Q1 		$1.07M Buy
4,542
+135
+3% +$42.5K 0.09% 152
2018
Q4 		$1.33M Buy
4,407
+170
+4% +$54.3K 0.13% 132
2018
Q3 		$1.5M Buy
4,237
+45
+1% +$15.5K 0.12% 132
2018
Q2 		$1.22M Sell
4,192
-290
-6% -$81.5K 0.1% 153
2018
Q1 		$1.23M Buy
4,482
+100
+2% +$31K 0.11% 149
2017
Q4 		$1.4M Buy
4,382
+125
+3% +$40.1K 0.12% 147
2017
Q3 		$1.33M Sell
4,257
-125
-3% -$37K 0.12% 149
2017
Q2 		$1.19M Buy
4,382
+125
+3% +$33.1K 0.11% 159
2017
Q1 		$1.16M Sell
4,257
-25
-0.6% -$7.07K 0.11% 159
2016
Q4 		$1.21M Sell
4,282
-2,130
-33% -$631K 0.12% 140
2016
Q3 		$2.01M Sell
6,412
-215
-3% -$63.7K 0.2% 99
2016
Q2 		$1.6M Buy
6,627
+65
+1% +$17.1K 0.16% 115
2016
Q1 		$1.71M Buy
6,562
+230
+4% +$60.8K 0.18% 108
2015
Q4 		$1.94M Sell
6,332
-360
-5% -$103K 0.2% 105
2015
Q3 		$1.95M Buy
6,692
+6,042
+930% +$2M 0.21% 97
2015
Q2 		$263K Hold
650
– – 0.03% 209
2015
Q1 		$274K Sell
650
-9
-1% -$3.55K 0.03% 212
2014
Q4 		$224K Hold
659
– – 0.02% 229
2014
Q3 		$218K Hold
659
– – 0.02% 232
2014
Q2 		$208K Buy
+659
New +$198K 0.02% 238

Other funds holding BIIB

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Primecap Management
Primecap Management Pasadena, California $169B AUM 114.72% 1-Year Est. Return
Vanguard Group
Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
ClearBridge Investments
ClearBridge Investments New York $121B AUM 27.52% 1-Year Est. Return
Wellington Management Group
Wellington Management Group Boston, Massachusetts $580B AUM 38.23% 1-Year Est. Return
Renaissance Technologies
Renaissance Technologies New York $72.6B AUM 54.88% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
AQR Capital Management
AQR Capital Management Greenwich, Connecticut $287B AUM 42.33% 1-Year Est. Return
Northern Trust
Northern Trust Chicago, Illinois $860B AUM 41.15% 1-Year Est. Return

Chesley Taft & Associates's BIIB Position: Q4 2019 in Review

Chesley Taft & Associates sold out of Biogen (BIIB) in Q4 2019, closing a stake of 3,749 shares — an estimated $873K sold.

Chesley Taft & Associates first reported a position in BIIB in Q2 2014 and held it in 22 quarters. The position peaked at $2.01M in Q3 2016. 1,103 funds tracked by Wall St. Rank hold BIIB as of Q4 2019.

  • Chesley Taft & Associates reported no remaining Biogen position as of Q4 2019 after selling out during the quarter.
  • Chesley Taft & Associates sold 3,749 Biogen shares in Q4 2019, an estimated $873K.
  • Chesley Taft & Associates first reported a position in Biogen in Q2 2014 and held it in 22 quarters.
  • Chesley Taft & Associates's Biogen position peaked at $2.01M in Q3 2016.
  • 1,103 funds tracked by Wall St. Rank held Biogen as of Q4 2019.

Based on Chesley Taft & Associates's 13F filing for Q4 2019, filed 10 Jan 2020.