LRMR β€” LARIMAR THERAPEUTICS INC

Ownership history in J. Goldman & Co LP  Β·  14 quarters on record

AI Ownership Summary

J. Goldman & Co LP reported LARIMAR THERAPEUTICS INC (LRMR) in 14 quarterly 13F filings from 2023 Q4 through 2025 Q4. Peak portfolio weight reached 0.02% in 2025 Q3. The latest visible filing shows LRMR at 0.00% 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 LRMR ownership page tells you

This page is designed to answer the real investor question behind a 13F filing: how meaningful was J. Goldman & Co LP's position in LARIMAR THERAPEUTICS 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

LRMR was reported at 0.00% of portfolio in the most recent visible filing.

High-water mark
Peak Conviction
0.02% in 2025 Q3

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.

How J. Goldman & Co LP held LRMR β€” position size vs. price
% of Fund (quarterly)    LRMR 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 REDUCED 40,500 -163,224 -80.1% 0.00% $154K 2026-02-14 (Est.) $3.15
2025 Q3 ADDED 203,724 +68,724 +50.9% 0.02% $658K 2025-11-14 $3.38
2025 Q3 ADDED 135,000 +115,295 +585.1% 0.01% $436K 2025-11-14 $3.38
2024 Q3 UNCHANGED 19,705 β€” 0% 0.00% $129K 2024-11-14 $7.57
2024 Q2 REDUCED 19,705 -8,295 -29.6% 0.00% $143K 2024-08-14 $7.57
2024 Q1 REDUCED 28,000 -19,000 -40.4% 0.01% $213K 2024-05-15 $7.87
2023 Q4 REDUCED 47,000 -9,042 -16.1% 0.01% $214K 2024-02-14 $11.96
2023 Q4 ADDED 56,042 +37,942 +209.6% 0.01% $255K 2024-02-14 $11.96
2023 Q4 REDUCED 18,100 -35,900 -66.5% 0.00% $82K 2024-02-14 $11.96
5 older quarters hidden  β€”  Sign in free or upgrade to Premium to see full history

🏒 Other funds also holding LRMR

As of 2026 Q1 β€” sorted by position size

GAMMA Investing LLC 0.0% WEALTH ENHANCEMENT ADVISORY SERVICES, LLC 3Y 7Y 0.0% Farther Finance Advisors, LLC 0.0%

FAQ About J. Goldman & Co LP and LRMR

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

How long has J. Goldman & Co LP reported owning LRMR?

J. Goldman & Co LP reported LRMR across 9 quarterly 13F filings, from 2023 Q4 through 2025 Q4.

What was the largest reported LRMR position in J. Goldman & Co LP's portfolio?

The largest reported portfolio weight for LRMR was 0.02% in 2025 Q3.

What is the latest reported LRMR position on this page?

The most recent filing on this page is 2025 Q4, when J. Goldman & Co LP reported 40,500 shares, equal to 0.00% of portfolio, with an estimated market value of $154K.

What does the chart on this LRMR ownership page compare?

The chart compares J. Goldman & Co LP's quarterly LRMR 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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