Rafferty Asset Management
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Rafferty Asset Management’s AnaptysBio ANAB Stock Holding History

Rafferty Asset 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
2026
Q2 		$1.48M Sell
21,864
-5,385
-20% -$326K ﹤0.01% 710
2026
Q1 		$1.51M Sell
27,249
-8,061
-23% -$434K 0.01% 667
2025
Q4 		$1.71M Buy
35,310
+5,225
+17% +$204K 0.01% 686
2025
Q3 		$921K Buy
30,085
+3,256
+12% +$74.7K ﹤0.01% 812
2025
Q2 		$596K Sell
26,829
-4,351
-14% -$91.1K ﹤0.01% 851
2025
Q1 		$580K Sell
31,180
-39,703
-56% -$662K ﹤0.01% 837
2024
Q4 		$938K Buy
70,883
+32,185
+83% +$780K ﹤0.01% 806
2024
Q3 		$1.3M Sell
38,698
-10,973
-22% -$375K ﹤0.01% 740
2024
Q2 		$1.24M Sell
49,671
-41,023
-45% -$955K ﹤0.01% 763
2024
Q1 		$2.04M Buy
+90,694
New +$2.15M 0.01% 680
2023
Q4 		– Sell
-62,336
Closed -$1.12M – 1074
2023
Q3 		$1.12M Sell
62,336
-30,314
-33% -$578K 0.01% 766
2023
Q2 		$1.88M Buy
92,650
+15,316
+20% +$311K 0.01% 670
2023
Q1 		$1.68M Buy
77,334
+7,040
+10% +$171K 0.01% 660
2022
Q4 		$2.18M Sell
70,294
-7,366
-9% -$208K 0.02% 545
2022
Q3 		$1.98M Buy
77,660
+38,633
+99% +$906K 0.02% 509
2022
Q2 		$792K Sell
39,027
-7,565
-16% -$168K 0.01% 714
2022
Q1 		$1.15M Buy
46,592
+3,230
+7% +$97.8K 0.01% 747
2021
Q4 		$1.51M Buy
43,362
+13,195
+44% +$418K 0.01% 756
2021
Q3 		$818K Sell
30,167
-17,796
-37% -$452K 0.01% 917
2021
Q2 		$1.24M Sell
47,963
-42,840
-47% -$1.03M 0.01% 808
2021
Q1 		$1.96M Buy
90,803
+79,203
+683% +$2M 0.01% 636
2020
Q4 		$249K Sell
11,600
-17,835
-61% -$433K ﹤0.01% 911
2020
Q3 		$434K Buy
29,435
+12,507
+74% +$226K 0.01% 728
2020
Q2 		$378K Buy
+16,928
New +$309K 0.01% 777
2020
Q1 		– Sell
-76,304
Closed -$1.24M – 607
2019
Q4 		$1.24M Buy
76,304
+16,661
+28% +$394K 0.02% 496
2019
Q3 		$2.09M Buy
59,643
+19,948
+50% +$949K 0.03% 366
2019
Q2 		$2.24M Sell
39,695
-3,482
-8% -$251K 0.04% 376
2019
Q1 		$3.15M Buy
+43,177
New +$2.98M 0.05% 213

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

Rafferty Asset Management's ANAB Position: Q2 2026 in Review

Rafferty Asset Management reduced its AnaptysBio (ANAB) stake by 20% in Q2 2026, selling an estimated $326K and leaving 21,864 shares worth $1.48M. The position accounts for ﹤0.01% of the portfolio, ranked #710.

Rafferty Asset Management first reported a position in ANAB in Q1 2019 and has held it in 28 quarters since. The position peaked at $3.15M in Q1 2019. 213 funds tracked by Wall St. Rank hold ANAB as of Q2 2026.

  • Rafferty Asset Management held 21,864 shares of AnaptysBio worth $1.48M as of Q2 2026.
  • Rafferty Asset Management sold 5,385 AnaptysBio shares in Q2 2026, an estimated $326K.
  • AnaptysBio made up ﹤0.01% of Rafferty Asset Management's portfolio in Q2 2026, its #710 holding.
  • Rafferty Asset Management first reported a position in AnaptysBio in Q1 2019 and has held it in 28 quarters since.
  • Rafferty Asset Management's AnaptysBio position peaked at $3.15M in Q1 2019.
  • 213 funds tracked by Wall St. Rank held AnaptysBio as of Q2 2026.

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