No AI summary for this filing type
View Full Filing (SEC EDGAR)Acumen Pharmaceuticals Inc
$1.69+1.2%
+$9.3M
Net Activity
+4.04% total shares
Institutions Holding
98
Popularity Rank
#4657
Avg Weight
0.04%
Total Value
$128.2M
Market Cap
$102.3M
98 institutions currently hold ABOS, with 55 net buyers and 32 net sellers this quarter.
Institutional Moves (Q2 2026)
Majority Increased
Based on recent trading activity
Net Selling Institutions
32
Net Buying Institutions
55
Top 5 by Value
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Across its top 20 institutional holders, ABOS's holder base skews toward low-concentration, low-turnover investors on average (avg. concentration score 8/100, avg. turnover score 43/100).
ABOS ranks #4657 out of 37696 tracked stocks by institutional interest, inside the more closely watched half of our coverage.
98 institutions disclose a position in ABOS, but none treat it as a major bet — even Sands Capital Alternatives, LLC, its most concentrated holder, allocates just 1.6% of its own portfolio to it.
ABOS is up 1.2% today, and institutions have been net buyers of $9.3M this quarter — today's price move and the underlying institutional flow are pointing the same direction.
ABOS reported a net loss of $121.3M in its latest fiscal year.
+$17.7M
Total Buy Value
$10.9M
Total Sell Value
55
Net Buyers
32
Net Sellers
ABOS
Q2 2026
Top 5 Institutional Movers
ABOS does not currently have enough recent insider (Form 4) trading activity to compute a convergence signal against its 13F institutional flows.
13F data as of 2026-09-30 quarterly filings. Note: many large institutions file close to the 45-day post-quarter deadline, so early-quarter flow figures can shift substantially as more filings arrive.
No Form 144 planned sale filings in the last 90 days
No Schedule 13D/13G filings for this ticker
2
Filings (14d)
No AI summary for this filing type
View Full Filing (SEC EDGAR)AI summary pending
View Full Filing (SEC EDGAR)00509G209
The most-added stocks by 13F institutions this quarter
Institutions Holding
6,278
Total reported value
$2.2T
3254 13F institutions increased their position this quarter
Institutions Holding
6,025
Total reported value
$3.6T
3054 13F institutions increased their position this quarter
Institutions Holding
6,188
Total reported value
$1.8T
2995 13F institutions increased their position this quarter
The most widely held stocks tracked across all 13F institutions
Institutions Holding
5,283
Total reported value
$1.3T
Held by 5283 institutions — one of the most-tracked stocks on AlphaSMO
Institutions Holding
5,174
Total reported value
$671.0B
Held by 5174 institutions — one of the most-tracked stocks on AlphaSMO
Institutions Holding
5,106
Total reported value
$1.1T
Held by 5106 institutions — one of the most-tracked stocks on AlphaSMO
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REST API
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