Acumen Pharmaceuticals, Inc. Common Stock — Institutional Ownership

Which tracked institutions hold ABOS, and how they changed the position last quarter. Latest holdings as of Jun 30, 2026. Source: SEC 13-F filings.

21
Funds holding
$18365834
Total value held
Buying
13 added/new · 4 reduced
# Institution Value Shares Δ Shares Change (QoQ)
1 Blackrock, Inc. $6648607 2490115 +2311789 +1296.38%
2 Franklin Resources Inc $6154606 2305096 Held
3 State Street Corp $1603410 600528 +448800 +295.79%
4 Northern Trust Corp $963187 360744 +285532 +379.64%
5 Bank Of America Corp /De/ $733665 274781 -45435 -14.19%
6 Nomura Holdings Inc $506531 189712 +189712 NEW BUY
7 Goldman Sachs Group Inc $491085 183927 -22756 -11.01%
8 Morgan Stanley $365157 136763 -7821 -5.41%
9 Bank Of New York Mellon Corp $332086 124377 +124377 NEW BUY
10 Wells Fargo & Company/Mn $132661 49686 +39578 +391.55%
11 Barclays Plc $105878 39655 +8976 +29.26%
12 Ubs Group Ag $68793 25765 +25765 NEW BUY
13 Invesco Ltd. $65650 24588 +24588 NEW BUY
14 Citigroup Inc $58444 21889 +21889 NEW BUY
15 Jpmorgan Chase & Co $55846 20161 +18717 +1296.19%
16 Stifel Financial Corp $34443 12900 +12900 NEW BUY
17 Sei Investments Co $30876 11564 Held
18 Pnc Financial Services Group, Inc. $8224 3080 Held
19 Royal Bank Of Canada $4000 1561 -5529 -77.98%
20 Us Bancorp \De\ $2670 1000 Held
21 Amalgamated Financial Corp. $15 3896 +3896 NEW BUY

Aggregated across tracked institutional filers. Reported quarterly on SEC Form 13-F and may lag. For research only — not investment advice.