ABOS β€” ACUMEN PHARMACEUTICALS INC

Ownership history in Laurion Capital Management LP  Β·  18 quarters on record

AI Ownership Summary

Laurion Capital Management LP reported ACUMEN PHARMACEUTICALS INC (ABOS) in 18 quarterly 13F filings from 2023 Q4 through 2025 Q4. Peak portfolio weight reached 0.07% in 2024 Q1. The latest visible filing shows ABOS at 0.06% of the fund.

This page tracks quarterly shares, estimated market value, portfolio weight, filing dates, and disclosure-aligned stock prices directly from SEC EDGAR 13F filings. Older history is available after unlock; the visible window still shows the most recent pattern.

What this ABOS ownership page tells you

This page is designed to answer the real investor question behind a 13F filing: how meaningful was Laurion Capital Management LP's position in ACUMEN PHARMACEUTICALS INC, and how did that conviction change over time? You can read the holding window, peak weight, latest reported size, disclosure timing, and quarter-by-quarter changes without piecing the story together from raw SEC rows.

Freshest filing
Latest Reported Filing
2025 Q4

ABOS was reported at 0.06% of portfolio in the most recent visible filing.

High-water mark
Peak Conviction
0.07% in 2024 Q1

Peak weight helps separate a token disclosure from a real conviction holding the fund genuinely cared about.

Time in book
Holding Window
2023 Q4 to 2025 Q4

Longer holding windows often tell a very different story from short-lived tactical trades or one-quarter experiments.

Decision context
Why It Matters
Position size beats headlines

Knowing that a fund owned a stock is useful. Knowing whether it was a 0.20% placeholder or a true high-conviction position is where the signal actually starts.

ABOS stock page Laurion Capital Management LP fund profile Laurion Capital Management LP full holdings
How Laurion Capital Management LP held ABOS β€” position size vs. price
% of Fund (quarterly)    ABOS price (quarter-end, indexed to 100)
πŸ“‹ Quarterly Holdings History 9 quarters  β–Ύ
Quarter Action Shares Change Chg % % of Fund Mkt Value Filed Price (Filed)
2025 Q4 UNCHANGED 867,046 β€” 0% 0.06% $1.8M 2026-02-14 (Est.) $2.51
2025 Q3 UNCHANGED 867,046 β€” 0% 0.03% $1.5M 2025-11-17 $1.58
2025 Q2 UNCHANGED 867,046 β€” 0% 0.02% $1.0M 2025-08-14 $1.40
2025 Q1 UNCHANGED 867,046 β€” 0% 0.02% $954K 2025-05-15 $1.01
2024 Q4 UNCHANGED 867,046 β€” 0% 0.03% $1.5M 2025-02-14 $1.45
2024 Q3 REDUCED 867,046 -311,292 -26.4% 0.03% $2.2M 2024-11-14 $2.61
2024 Q2 REDUCED 1,178,338 -716,685 -37.8% 0.03% $2.9M 2024-08-14 $2.52
2024 Q1 UNCHANGED 1,895,023 β€” 0% 0.07% $7.7M 2024-05-15 $3.80
2023 Q4 UNCHANGED 1,895,023 β€” 0% 0.06% $7.3M 2024-02-14 $3.15
9 older quarters hidden  β€”  Sign in free or upgrade to Premium to see full history

🏒 Other funds also holding ABOS

As of 2025 Q4 β€” sorted by position size

Sands Capital Alternatives, LLC 3Y 1.39% RA CAPITAL MANAGEMENT, L.P. 3Y 7Y 0.32% Knollwood Investment Advisory, LLC 0.32% ADAR1 Capital Management, LLC 0.14% Ikarian Capital, LLC 3Y 0.04% Intrepid Financial Planning Group LLC 3Y 0.02% CATALYST FINANCIAL PARTNERS LLC 3Y 0.02% Catalyst Funds Management Pty Ltd 0.01% BRIDGEWAY CAPITAL MANAGEMENT, LLC 3Y 7Y 0.01% CLUNE & ASSOCIATES, LTD. 0.01%

FAQ About Laurion Capital Management LP and ABOS

These are the practical questions this page is built to answer before you even open the full history table.

How long has Laurion Capital Management LP reported owning ABOS?

Laurion Capital Management LP reported ABOS across 9 quarterly 13F filings, from 2023 Q4 through 2025 Q4.

What was the largest reported ABOS position in Laurion Capital Management LP's portfolio?

The largest reported portfolio weight for ABOS was 0.07% in 2024 Q1.

What is the latest reported ABOS position on this page?

The most recent filing on this page is 2025 Q4, when Laurion Capital Management LP reported 867,046 shares, equal to 0.06% of portfolio, with an estimated market value of $1.8M.

What does the chart on this ABOS ownership page compare?

The chart compares Laurion Capital Management LP's quarterly ABOS portfolio weight with the stock's indexed share price, so you can see whether the fund was building, trimming, or holding the position as price moved.

← Back to Laurion Capital Management LP Holdings