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RHUMBLINE ADVISERS

Position in ABOS — Acumen Pharmaceuticals, Inc.

CIK 1115418 BOSTON, MA

Position in ABOS

as of Jun 30, 2026 · filed Aug 12, 2026
Position Value
$93,540
+$43,473 QoQ
Shares Held
35,034
-23.0% QoQ
Ownership
0.048%
of shares outstanding
% of Portfolio
0.00%
of 13F equity value
Holder Rank
#45
of 96 holders
Holding Since
Mar 2022
6 quarters on record
Voting authority Sole 24% Shared 0% None 76%

Common Shares in ABOS Over Time

Shares Held

Position Value (USD)

Position in Biotechnology

Healthcare · as of Jun 30, 2026

RHUMBLINE ADVISERS holds $1,404,724,682 across 329 Biotechnology names. ABOS ranks #279 (0.0% of the industry book) .

# Ticker Company Shares Value (USD) Open

All Filings in ABOS

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6 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $93,540 35,034
2025-03-31 $50,067 45,516
2024-12-31 $91,290 53,076
2024-09-30 $219,440 88,484
2024-06-30 $126,621 52,323
2022-03-31 $79,267 20,273