Stifel Financial
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Stifel Financial’s Acumen Pharmaceuticals ABOS Stock Holding History

Stifel Financial’s Portfolio ABOS Stock Details ABOS Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$34.4K Buy
+12,900
New +$31.9K ﹤0.01% 3672
2024
Q3 		– Sell
-13,650
Closed -$33K – 3366
2024
Q2 		$33K Sell
13,650
-1,000
-7% -$3.18K ﹤0.01% 3306
2024
Q1 		$59.3K Sell
14,650
-1,500
-9% -$5.65K ﹤0.01% 3248
2023
Q4 		$62K Buy
+16,150
New +$47.9K ﹤0.01% 3208

Other funds holding ABOS

RCM
RA Capital Management Boston, Massachusetts $11.5B AUM 168.77% 1-Year Est. Return
SCV
Sands Capital Ventures Arlington, Virginia $614M AUM 19.92% 1-Year Est. Return
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Alyeska Investment Group
Alyeska Investment Group Chicago, Illinois $38.9B AUM 28.51% 1-Year Est. Return
Franklin Resources
Franklin Resources San Mateo, California $462B AUM 39.16% 1-Year Est. Return
ACM
ADAR1 Capital Management Austin, Texas $2.19B AUM 374.99% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
KIA
Knollwood Investment Advisory Hunt Valley, Maryland $1.12B AUM 41.02% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
IC
Ikarian Capital Dallas, Texas $928M AUM 596.14% 1-Year Est. Return

Stifel Financial's ABOS Position: Q2 2026 in Review

Stifel Financial opened a new position in Acumen Pharmaceuticals (ABOS) in Q2 2026: 12,900 shares worth $34.4K. The stake represents ﹤0.01% of the portfolio and ranks #3672 among its holdings. This is a return to the name: Stifel Financial previously reported a position in ABOS as recently as Q2 2024.

Stifel Financial first reported a position in ABOS in Q4 2023 and has held it in 4 quarters since. The position peaked at $62K in Q4 2023. 96 funds tracked by Wall St. Rank hold ABOS as of Q2 2026.

  • Stifel Financial held 12,900 shares of Acumen Pharmaceuticals worth $34.4K as of Q2 2026.
  • Acumen Pharmaceuticals was a new Stifel Financial position in Q2 2026.
  • Acumen Pharmaceuticals made up ﹤0.01% of Stifel Financial's portfolio in Q2 2026, its #3672 holding.
  • Stifel Financial first reported a position in Acumen Pharmaceuticals in Q4 2023 and has held it in 4 quarters since.
  • Stifel Financial's Acumen Pharmaceuticals position peaked at $62K in Q4 2023.
  • 96 funds tracked by Wall St. Rank held Acumen Pharmaceuticals as of Q2 2026.

Based on Stifel Financial's 13F filing for Q2 2026, filed 12 Aug 2026.