SEI Investments’s Avidity Biosciences RNAM Stock Holding History

Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake
Trade Value Portfolio Weight Portfolio Position
2026
Q1
Sell
-13,031
Closed -$940K 3313
2025
Q4
$940K Sell
13,031
-60,332
-82% -$3.9M ﹤0.01% 2211
2025
Q3
$3.2M Buy
73,363
+17,684
+32% +$715K ﹤0.01% 1495
2025
Q2
$1.58M Buy
55,679
+1,110
+2% +$33.1K ﹤0.01% 1743
2025
Q1
$1.61M Buy
54,569
+33,015
+153% +$1.03M ﹤0.01% 1719
2024
Q4
$627K Sell
21,554
-19,149
-47% -$800K ﹤0.01% 2106
2024
Q3
$1.87M Sell
40,703
-3,018
-7% -$131K ﹤0.01% 1716
2024
Q2
$1.79M Buy
43,721
+7,086
+19% +$203K ﹤0.01% 1684
2024
Q1
$935K Buy
36,635
+4,881
+15% +$76.5K ﹤0.01% 1910
2023
Q4
$287K Hold
31,754
﹤0.01% 2322
2023
Q3
$203K Hold
31,754
﹤0.01% 2429
2023
Q2
$352K Sell
31,754
-3,210
-9% -$40.3K ﹤0.01% 2269
2023
Q1
$537K Buy
34,964
+14,471
+71% +$318K ﹤0.01% 2104
2022
Q4
$455K Buy
20,493
+10,294
+101% +$153K ﹤0.01% 2048
2022
Q3
$167K Buy
+10,199
New +$195K ﹤0.01% 2492

Other funds holding RNAM

SEI Investments's RNAM Position: Q1 2026 in Review

SEI Investments sold out of Avidity Biosciences (RNAM) in Q1 2026, closing a stake of 13,031 shares — an estimated $940K sold.

SEI Investments first reported a position in RNAM in Q3 2022 and held it in 14 quarters. The position peaked at $3.2M in Q3 2025. 1 fund tracked by Wall St. Rank holds RNAM as of Q1 2026.

  • SEI Investments reported no remaining Avidity Biosciences position as of Q1 2026 after selling out during the quarter.
  • SEI Investments sold 13,031 Avidity Biosciences shares in Q1 2026, an estimated $940K.
  • SEI Investments first reported a position in Avidity Biosciences in Q3 2022 and held it in 14 quarters.
  • SEI Investments's Avidity Biosciences position peaked at $3.2M in Q3 2025.
  • 1 fund tracked by Wall St. Rank held Avidity Biosciences as of Q1 2026.

Based on SEI Investments's 13F filing for Q1 2026, filed 13 May 2026.