INGN — INOGEN INC

Ownership history in Campbell & CO Investment Adviser LLC  ·  15 quarters on record

AI Ownership Summary

Campbell & CO Investment Adviser LLC reported INOGEN INC (INGN) in 15 quarterly 13F filings from 2024 Q3 through 2025 Q4. Peak portfolio weight reached 0.04% in 2025 Q3. The latest visible filing shows INGN at 0.02% 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 INGN ownership page tells you

This page is designed to answer the real investor question behind a 13F filing: how meaningful was Campbell & CO Investment Adviser LLC's position in INOGEN 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

INGN was reported at 0.02% of portfolio in the most recent visible filing.

High-water mark
Peak Conviction
0.04% 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
2024 Q3 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.

INGN stock page Campbell & CO Investment Adviser LLC fund profile Campbell & CO Investment Adviser LLC full holdings
How Campbell & CO Investment Adviser LLC held INGN — position size vs. price
% of Fund (quarterly)    INGN price (quarter-end, indexed to 100)
📋 Quarterly Holdings History 6 quarters  ▾
Quarter Action Shares Change Chg % % of Fund Mkt Value Filed Price (Filed)
2025 Q4 ADDED 68,808 +1,119 +1.7% 0.02% $462K 2026-02-14 (Est.) $5.76
2025 Q3 ADDED 67,689 +6,445 +10.5% 0.04% $553K 2025-10-28 $8.53
2025 Q2 REDUCED 61,244 -7,359 -10.7% 0.03% $431K 2025-08-07 $5.87
2025 Q1 ADDED 68,603 +9,634 +16.3% 0.04% $489K 2025-05-14 $5.88
2024 Q4 ADDED 58,969 +7,022 +13.5% 0.04% $541K 2025-02-10 $10.61
2024 Q3 ADDED 51,947 +46,890 +927.2% 0.04% $504K 2024-11-12 $10.44
9 older quarters hidden  —  Sign in free or upgrade to Premium to see full history

🏢 Other funds also holding INGN

As of 2025 Q4 — sorted by position size

DAFNA Capital Management LLC 3Y 7Y 1.29% PERKINS CAPITAL MANAGEMENT INC 3Y 7Y 1.16% Monaco Asset Management SAM 3Y 0.23% SHERBROOKE PARK ADVISERS LLC 3Y 0.19% PharVision Advisers, LLC 0.19% Stokes Family Office, LLC 3Y 0.13% ARMISTICE CAPITAL, LLC 3Y 7Y 0.1% CSM Advisors, LLC 3Y 0.08% GSA CAPITAL PARTNERS LLP 3Y 7Y 0.05% ROYCE & ASSOCIATES LP 3Y 7Y 0.04%

FAQ About Campbell & CO Investment Adviser LLC and INGN

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

How long has Campbell & CO Investment Adviser LLC reported owning INGN?

Campbell & CO Investment Adviser LLC reported INGN across 6 quarterly 13F filings, from 2024 Q3 through 2025 Q4.

What was the largest reported INGN position in Campbell & CO Investment Adviser LLC's portfolio?

The largest reported portfolio weight for INGN was 0.04% in 2025 Q3.

What is the latest reported INGN position on this page?

The most recent filing on this page is 2025 Q4, when Campbell & CO Investment Adviser LLC reported 68,808 shares, equal to 0.02% of portfolio, with an estimated market value of $462K.

What does the chart on this INGN ownership page compare?

The chart compares Campbell & CO Investment Adviser LLC's quarterly INGN 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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