GREAT POINT PARTNERS LLC PMN PROMIS NEUROSCIENCES INC

Ownership history in GREAT POINT PARTNERS LLC  ·  5 quarters on record

AI Ownership Summary

GREAT POINT PARTNERS LLC reported PROMIS NEUROSCIENCES INC (PMN) in 5 quarterly 13F filings from 2024 Q3 through 2026 Q1. Peak portfolio weight reached 1.18% in 2024 Q4. The latest visible filing shows PMN at 1.08% 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.

What this PMN ownership page tells you

This page is designed to answer the real investor question behind a 13F filing: how meaningful was GREAT POINT PARTNERS LLC's position in PROMIS NEUROSCIENCES 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
2026 Q1

PMN was reported at 1.08% of portfolio in the most recent visible filing.

High-water mark
Peak Conviction
1.18% in 2024 Q4

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

Time in book
Holding Window
2024 Q3 to 2026 Q1

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.

How GREAT POINT PARTNERS LLC held PMN — position size vs. price
% of Fund (quarterly)    PMN price (quarter-end, indexed to 100)    SPY (indexed to 100)    QQQ (indexed to 100)
📋 Quarterly Holdings History 5 quarters  
Quarter Action Sold % After 3M Timing Shares Change Chg % % of Fund Mkt Value Filed Price (Filed)
2026 Q1 REDUCED 371,402 -2,273,726 -86.0% 1.08% $4.7M 2026-05-15 $10.39
2025 Q2 UNCHANGED 2,645,128 0% 0.83% $1.3M 2025-08-14 $15.75
2025 Q1 UNCHANGED 2,645,128 0% 0.97% $1.8M 2025-05-15 $13.25
2024 Q4 REDUCED 5.2% -26.3% 2,645,128 -145,570 -5.2% 1.18% $2.5M 2025-02-14 $23.75
2024 Q3 INITIATED 2,790,698 1.03% $3.5M 2024-11-13 $24.50

FAQ About GREAT POINT PARTNERS LLC and PMN

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

How long has GREAT POINT PARTNERS LLC reported owning PMN?

GREAT POINT PARTNERS LLC reported PMN across 5 quarterly 13F filings, from 2024 Q3 through 2026 Q1.

What was the largest reported PMN position in GREAT POINT PARTNERS LLC's portfolio?

The largest reported portfolio weight for PMN was 1.18% in 2024 Q4.

What is the latest reported PMN position on this page?

The most recent filing on this page is 2026 Q1, when GREAT POINT PARTNERS LLC reported 371,402 shares, equal to 1.08% of portfolio, with an estimated market value of $4.7M.

What does the chart on this PMN ownership page compare?

The chart compares GREAT POINT PARTNERS LLC's quarterly PMN 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.

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