Wellington Management Group
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Wellington Management Group’s AnaptysBio ANAB Stock Holding History

Wellington Management Group’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
2026
Q2 		$2.82M Sell
41,796
-5,085
-11% -$308K ﹤0.01% 1556
2026
Q1 		$2.6M Sell
46,881
-14,306
-23% -$770K ﹤0.01% 1509
2025
Q4 		$2.97M Sell
61,187
-5,544
-8% -$216K ﹤0.01% 1512
2025
Q3 		$2.04M Sell
66,731
-13,482
-17% -$309K ﹤0.01% 1623
2025
Q2 		$1.78M Buy
80,213
+4,192
+6% +$87.7K ﹤0.01% 1605
2025
Q1 		$1.41M Buy
76,021
+9,554
+14% +$159K ﹤0.01% 1630
2024
Q4 		$880K Buy
66,467
+528
+0.8% +$12.8K ﹤0.01% 1739
2024
Q3 		$2.21M Buy
65,939
+3,048
+5% +$104K ﹤0.01% 1521
2024
Q2 		$1.58M Buy
62,891
+3,843
+7% +$89.5K ﹤0.01% 1570
2024
Q1 		$1.33M Buy
+59,048
New +$1.4M ﹤0.01% 1620
2023
Q1 		– Sell
-15,183
Closed -$471K – 1990
2022
Q4 		$471K Sell
15,183
-651
-4% -$18.4K ﹤0.01% 1814
2022
Q3 		$404K Sell
15,834
-857
-5% -$20.1K ﹤0.01% 1842
2022
Q2 		$339K Hold
16,691
– – ﹤0.01% 1930
2022
Q1 		$413K Buy
+16,691
New +$505K ﹤0.01% 1951
2019
Q4 		– Sell
-6,830
Closed -$239K – 2008
2019
Q3 		$239K Sell
6,830
-2,243
-25% -$107K ﹤0.01% 1973
2019
Q2 		$512K Buy
+9,073
New +$653K ﹤0.01% 1904
2018
Q2 		– Sell
-8,930
Closed -$929K – 2222
2018
Q1 		$929K Buy
+8,930
New +$1.01M ﹤0.01% 1910

Other funds holding ANAB

EC
EcoR1 Capital San Francisco, California $2.06B AUM 215.32% 1-Year Est. Return
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
TCM
Tang Capital Management San Diego, California $2.2B AUM 156.35% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
AAA
Affinity Asset Advisors New York $2.21B AUM 431.26% 1-Year Est. Return
S
Sanofi Paris, France $534M AUM 205.96% 1-Year Est. Return
Millennium Management
Millennium Management New York $276B AUM 44.8% 1-Year Est. Return
WP
Woodline Partners San Francisco, California $32.4B AUM 58.5% 1-Year Est. Return
6CM
683 Capital Management New York $2.04B AUM 94.26% 1-Year Est. Return

Wellington Management Group's ANAB Position: Q2 2026 in Review

Wellington Management Group reduced its AnaptysBio (ANAB) stake by 11% in Q2 2026, selling an estimated $308K and leaving 41,796 shares worth $2.82M. The position accounts for ﹤0.01% of the portfolio, ranked #1556.

Wellington Management Group first reported a position in ANAB in Q1 2018 and has held it in 17 quarters since. The position peaked at $2.97M in Q4 2025. 213 funds tracked by Wall St. Rank hold ANAB as of Q2 2026.

  • Wellington Management Group held 41,796 shares of AnaptysBio worth $2.82M as of Q2 2026.
  • Wellington Management Group sold 5,085 AnaptysBio shares in Q2 2026, an estimated $308K.
  • AnaptysBio made up ﹤0.01% of Wellington Management Group's portfolio in Q2 2026, its #1556 holding.
  • Wellington Management Group first reported a position in AnaptysBio in Q1 2018 and has held it in 17 quarters since.
  • Wellington Management Group's AnaptysBio position peaked at $2.97M in Q4 2025.
  • 213 funds tracked by Wall St. Rank held AnaptysBio as of Q2 2026.

Based on Wellington Management Group's 13F filing for Q2 2026, filed 14 Aug 2026.