SummerHaven Investment Management, LLC COLL — COLLEGIUM PHARMACEUTICAL INC

Ownership history in SummerHaven Investment Management, LLC  ·  15 quarters on record

AI Ownership Summary

SummerHaven Investment Management, LLC reported COLLEGIUM PHARMACEUTICAL INC (COLL) in 15 quarterly 13F filings from 2023 Q4 through 2026 Q1. Peak portfolio weight reached 0.83% in 2024 Q1. The latest visible filing shows COLL at 0.46% 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 COLL ownership page tells you

This page is designed to answer the real investor question behind a 13F filing: how meaningful was SummerHaven Investment Management, LLC's position in COLLEGIUM PHARMACEUTICAL 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

COLL was reported at 0.46% of portfolio in the most recent visible filing.

High-water mark
Peak Conviction
0.83% 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 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.

COLL stock page SummerHaven Investment Management, LLC fund profile SummerHaven Investment Management, LLC full holdings
How SummerHaven Investment Management, LLC held COLL — position size vs. price
% of Fund (quarterly)    COLL price (quarter-end, indexed to 100)    SPY (indexed to 100)    QQQ (indexed to 100)
📋 Quarterly Holdings History 10 quarters  ▾
Quarter Action Sold % After 3M Timing Shares Change Chg % % of Fund Mkt Value Filed Price (Filed)
2026 Q1 REDUCED — — — 22,756 -2,992 -11.6% 0.46% $753K 2026-04-24 $32.50
2025 Q4 UNCHANGED — — — 25,748 — 0% 0.68% $1.2M 2026-02-03 $47.51
2025 Q3 ADDED — — — 25,748 +880 +3.5% 0.52% $901K 2025-11-03 $36.10
2025 Q2 ADDED — — — 24,868 +514 +2.1% 0.48% $735K 2025-07-17 $32.26
2025 Q1 ADDED — — — 24,354 +448 +1.9% 0.51% $727K 2025-04-16 $27.02
2024 Q4 UNCHANGED — — — 23,906 — 0% 0.42% $685K 2025-01-14 $33.18
2024 Q3 REDUCED 31.3% -26.0% ✅ 23,906 -10,867 -31.3% 0.56% $924K 2024-10-16 $39.34
2024 Q2 ADDED — — — 34,773 +452 +1.3% 0.74% $1.1M 2024-07-23 $33.61
2024 Q1 ADDED — — — 34,321 +287 +0.8% 0.83% $1.3M 2024-04-16 $35.40
2023 Q4 ADDED — — — 34,034 +368 +1.1% 0.67% $1.0M 2024-02-05 $33.09
5 older quarters hidden  —  Sign in free or upgrade to Premium to see full history

🏢 Other funds also holding COLL

As of 2026 Q1 — sorted by position size

Ballast Asset Management, LP 1.67% Tejara Capital Ltd 3Y 0.84% THIRD AVENUE MANAGEMENT LLC 3Y 7Y 0.83% EVENTIDE ASSET MANAGEMENT, LLC 3Y 7Y 0.78% HUSSMAN STRATEGIC ADVISORS, INC. 3Y 7Y 0.75% EMERALD MUTUAL FUND ADVISERS TRUST 3Y 7Y 0.49% Watershed Asset Management, L.L.C. 3Y 7Y 0.47% Rubric Capital Management LP 3Y 7Y 0.45% EMERALD ADVISERS, LLC 3Y 7Y 0.42% Values First Advisors, Inc. 3Y 0.29%

FAQ About SummerHaven Investment Management, LLC and COLL

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

How long has SummerHaven Investment Management, LLC reported owning COLL?

SummerHaven Investment Management, LLC reported COLL across 10 quarterly 13F filings, from 2023 Q4 through 2026 Q1.

What was the largest reported COLL position in SummerHaven Investment Management, LLC's portfolio?

The largest reported portfolio weight for COLL was 0.83% in 2024 Q1.

What is the latest reported COLL position on this page?

The most recent filing on this page is 2026 Q1, when SummerHaven Investment Management, LLC reported 22,756 shares, equal to 0.46% of portfolio, with an estimated market value of $753K.

What does the chart on this COLL ownership page compare?

The chart compares SummerHaven Investment Management, LLC's quarterly COLL 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.

How well did SummerHaven Investment Management, LLC time their COLL position?

Based on 13F filing dates vs. subsequent COLL price moves, SummerHaven Investment Management, LLC correctly timed 7 out of 10 reported position changes (70%). The annualised alpha on COLL relative to SPY over the holding period was -6.9%.

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