Inogen, Inc.
Inogen, Inc. (INGN) Stock Ownership
Institutional vs insider vs public ownership from 13F and float data — top holders, activity, and insider trades below.
SEC 13F · FMP · INGN · as of Mar 31, 2025
Ownership Breakdown
130
Institutional Holders
▼ 9 vs Q4
$133.96M
Total Inst. Value
▼ $50.27M vs Q4
27.07M
Shares Outstanding
freeFloat 88.14%
18.79M
13F Shares Held
▼ 1.30M vs Q4
Institutional ownership = 13F shares ÷ total outstanding. Insider % = 100 − free float. Public % = free float − institution %. Data: FMP /symbol-positions-summary + /shares-float + SEC EDGAR.
Top Institutional Holders
INGN largest shareholders · institutional ownership
Q1 2025 · SEC 13F
Showing top 10 holders
| Holder | Shares | % Owned | Weight | Value | Reported | Change |
|---|---|---|---|---|---|---|
BLACKROCK, INC. orthopedic, prosthetic & surgical appliances & supplies | 1.78M | 7.06% | 7.06% | $12.66B | May 2, 2025 | ▲ 26.4K |
VANGUARD GROUP INC orthopedic, prosthetic & surgical appliances & supplies | 1.54M | 6.12% | 6.12% | $10.98B | May 9, 2025 | ▲ 82.6K |
ACADIAN ASSET MANAGEMENT LLC orthopedic, prosthetic & surgical appliances & supplies | 1.03M | 4.09% | 4.09% | $7.33B | May 21, 2025 | ▲ 270.5K |
KENT LAKE PR LLC orthopedic, prosthetic & surgical appliances & supplies | 1.00M | 3.99% | 3.99% | $7.16B | May 15, 2025 | ▲ 417.0K |
CAMBER CAPITAL MANAGEMENT LP orthopedic, prosthetic & surgical appliances & supplies | 975.0K | 3.87% | 3.87% | $6.95B | May 15, 2025 | ▼ 1.02M |
AMERIPRISE FINANCIAL INC orthopedic, prosthetic & surgical appliances & supplies | 874.5K | 3.48% | 3.48% | $6.24B | May 14, 2025 | ▲ 25.5K |
DIMENSIONAL FUND ADVISORS LP orthopedic, prosthetic & surgical appliances & supplies | 757.1K | 3.01% | 3.01% | $5.40B | May 13, 2025 | ▲ 149.3K |
RENAISSANCE TECHNOLOGIES LLC orthopedic, prosthetic & surgical appliances & supplies | 730.8K | 2.90% | 2.90% | $5.21B | May 14, 2025 | ▲ 237.9K |
PRUDENTIAL FINANCIAL INC orthopedic, prosthetic & surgical appliances & supplies | 599.9K | 2.38% | 2.38% | $4.28B | May 13, 2025 | ▲ 239.9K |
GEODE CAPITAL MANAGEMENT, LLC orthopedic, prosthetic & surgical appliances & supplies | 570.4K | 2.27% | 2.27% | $4.07B | May 13, 2025 | ▲ 17.8K |
Data from SEC Form 13F filings. Ownership bar normalised to largest holder. Change flags: isNew / isSoldOut / changeInSharesNumber (FMP extract-analytics/holder).
Institutional Activity
Q1 2025 vs prior quarter
Q1 2025
30
Increased
+2.76M shares3
New Positions
first time holders14
Decreased
−1.59M shares0
Sold Out
fully exitedNet shares change (top 50)
+1.16M
+2.76M / −1.59M
Net new holders
+19
3 new / 0 exited
Based on top 50 institutional holders by position size. Fields: isNew, isSoldOut, changeInSharesNumber (FMP extract-analytics/holder, limit=50).
Insider Buying vs Selling
INGN insider trading · insider activity
Source: SEC Form 4
Insiders have been primarily selling shares recently. Selling may be driven by pre-scheduled Rule 10b5-1 plans rather than negative sentiment.
27
Buy transactions
27
Sell transactions
1.00
Buy/Sell ratio
$0M
Total disposed
Recent Insider Transactions
Showing 10 most recent · Common Stock only
| Name · Role | Date | Type | Shares | Price | Value | After Trans. | Filing |
|---|---|---|---|---|---|---|---|
Yi Boyer Jennifer M EVP Entrprs Enblmnt, Ch HR Off | May 29, 2026 | Sale | 10,770 | $6.53 | $70.3K | 16.0K | Form 4 ↗ |
Wright Mary E VP, Chief Accounting Officer | Mar 1, 2026 | Tax Withhold | 1,155 | $6.10 | $7.0K | 19.1K | Form 4 ↗ |
Wright Mary E VP, Chief Accounting Officer | Mar 1, 2026 | Tax Withhold | 1,058 | $6.10 | $6.5K | 17.3K | Form 4 ↗ |
Wright Mary E VP, Chief Accounting Officer | Mar 1, 2026 | Award | 1,351 | — | — | 16.1K | Form 4 ↗ |
Wright Mary E VP, Chief Accounting Officer | Mar 1, 2026 | Tax Withhold | 520 | $6.10 | $3.2K | 15.6K | Form 4 ↗ |
Wright Mary E VP, Chief Accounting Officer | Mar 1, 2026 | Tax Withhold | 675 | $6.10 | $4.1K | 14.8K | Form 4 ↗ |
Wright Mary E VP, Chief Accounting Officer | Mar 1, 2026 | Award | 1,500 | $6.10 | $9.2K | 13.7K | Form 4 ↗ |
Yi Boyer Jennifer M EVP Entrprs Enblmnt, Ch HR Off | Mar 1, 2026 | Tax Withhold | 6,952 | $6.10 | $42.4K | 26.7K | Form 4 ↗ |
Source: /insider-trading/search (FMP stable). Buy/Sell direction: acquisitionOrDisposition A=Buy, D=Sell. RSU vesting (M-Exempt) excluded from sentiment bar. All data from SEC EDGAR public filings.
About institutional & insider ownership
Inogen, Inc. (INGN) is primarily owned by institutional investors, who hold approximately 69.4% of total shares outstanding. Company insiders own approximately 11.86%, while retail and public investors account for the remaining 18.74%.
The largest institutional shareholder of Inogen, Inc. is BLACKROCK, INC., holding approximately 1.78 million shares — equal to 7.06% of outstanding shares — as of March 31, 2025.
A total of 130 institutional investors currently hold INGN stock, with a combined institutional value of approximately $133,964,727 as of the most recent 13F filing period.
Frequently asked questions
INGN ownershipInogen, Inc. (INGN) is primarily owned by institutional investors, who hold approximately 69.4% of shares. The largest shareholder is BLACKROCK, INC. with a 7.06% stake. Company insiders hold 11.86%. Data sourced from SEC Form 13F as of March 31, 2025.