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Rock Springs Capital Management’s AnaptysBio ANAB Stock Holding History

Rock Springs Capital Management’s Portfolio ANAB Stock Details ANAB Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2023
Q3 		– Sell
-341,637
Closed -$6.95M – 122
2023
Q2 		$6.95M Sell
341,637
-234,963
-41% -$4.76M 0.17% 84
2023
Q1 		$12.5M Hold
576,600
– – 0.3% 71
2022
Q4 		$17.9M Hold
576,600
– – 0.43% 62
2022
Q3 		$14.7M Buy
576,600
+4,300
+0.8% +$101K 0.38% 65
2022
Q2 		$11.6M Buy
572,300
+9,000
+2% +$199K 0.34% 72
2022
Q1 		$13.9M Buy
563,300
+24,600
+5% +$745K 0.35% 74
2021
Q4 		$18.7M Buy
538,700
+2,868
+0.5% +$91K 0.43% 69
2021
Q3 		$14.5M Buy
535,832
+600
+0.1% +$15.2K 0.31% 85
2021
Q2 		$13.9M Hold
535,232
– – 0.27% 97
2021
Q1 		$11.5M Buy
535,232
+225,819
+73% +$5.7M 0.25% 102
2020
Q4 		$6.65M Buy
309,413
+300
+0.1% +$7.29K 0.14% 132
2020
Q3 		$4.56M Buy
309,113
+2,400
+0.8% +$43.3K 0.12% 132
2020
Q2 		$6.85M Buy
306,713
+6,713
+2% +$123K 0.19% 118
2020
Q1 		$4.24M Buy
300,000
+165,000
+122% +$2.5M 0.18% 107
2019
Q4 		$2.19M Sell
135,000
-105,000
-44% -$2.48M 0.07% 117
2019
Q3 		$8.4M Buy
240,000
+21,500
+10% +$1.02M 0.33% 82
2019
Q2 		$12.3M Buy
218,500
+48,500
+29% +$3.49M 0.45% 76
2019
Q1 		$12.4M Buy
170,000
+34,000
+25% +$2.35M 0.48% 71
2018
Q4 		$8.68M Sell
136,000
-29,000
-18% -$2.16M 0.41% 76
2018
Q3 		$16.5M Buy
165,000
+15,000
+10% +$1.24M 0.6% 60
2018
Q2 		$10.7M Buy
150,000
+15,000
+11% +$1.26M 0.41% 81
2018
Q1 		$14.1M Sell
135,000
-7,400
-5% -$834K 0.6% 64
2017
Q4 		$14.3M Sell
142,400
-7,600
-5% -$559K 0.65% 58
2017
Q3 		$5.24M Buy
+150,000
New +$4.05M 0.24% 102

Other funds holding ANAB

EC
EcoR1 Capital San Francisco, California $2.36B AUM 204.53% 1-Year Est. Return
TCM
Tang Capital Management San Diego, California $1.97B AUM 125.1% 1-Year Est. Return
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
DTC
Deep Track Capital Greenwich, Connecticut $6.12B AUM 144% 1-Year Est. Return
BC
Boxer Capital San Diego, California $2.04B AUM 108.39% 1-Year Est. Return
B
Braidwell Stamford, Connecticut $3B AUM 46.72% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
FLSM
Frazier Life Sciences Management Palo Alto, California $3.89B AUM 201.1% 1-Year Est. Return
GPP
Great Point Partners Greenwich, Connecticut $435M AUM 318.81% 1-Year Est. Return

Rock Springs Capital Management's ANAB Position: Q3 2023 in Review

Rock Springs Capital Management sold out of AnaptysBio (ANAB) in Q3 2023, closing a stake of 341,637 shares — an estimated $6.95M sold.

Rock Springs Capital Management first reported a position in ANAB in Q3 2017 and held it in 24 quarters. The position peaked at $18.7M in Q4 2021. 116 funds tracked by Wall St. Rank hold ANAB as of Q3 2023.

  • Rock Springs Capital Management reported no remaining AnaptysBio position as of Q3 2023 after selling out during the quarter.
  • Rock Springs Capital Management sold 341,637 AnaptysBio shares in Q3 2023, an estimated $6.95M.
  • Rock Springs Capital Management first reported a position in AnaptysBio in Q3 2017 and held it in 24 quarters.
  • Rock Springs Capital Management's AnaptysBio position peaked at $18.7M in Q4 2021.
  • 116 funds tracked by Wall St. Rank held AnaptysBio as of Q3 2023.

Based on Rock Springs Capital Management's 13F filing for Q3 2023, filed 14 Nov 2023.