INOGEN INC INGN
COM · Common Stock · CUSIP 45780L104 · ISIN US45780L1044
- SectorHealth care
- IndustryOrthopedic, Prosthetic & Surgical Appliances & Supplies
- HeadquartersBeverly, MA
- FilingsSEC EDGAR
* Summed across managers. Shares that two managers' reports both contain – a subsidiary's holdings that its parent's report includes too, or a sub-adviser's in its client's – are counted once. Holder counts are more reliable. Shares outstanding: 23.3m as of 2023-11-03, from the company's own SEC filing; the percentage can still exceed 100%: lent-out shares are counted by the lender and the buyer, and some reports overlap without saying so. Implied quarter-end price ≈ $5.22. Options: 2 managers hold calls ($24.5k notional), 3 hold puts ($22.4k).
Trends to Q3 2023
Institutional holders
Managers reporting a position, each quarter
Numbers
| Quarter | Holders |
|---|---|
| Q3 2022 | 145 |
| Q4 2022 | 135 |
| Q1 2023 | 151 |
| Q2 2023 | 140 |
| Q3 2023 | 129 |
Buyers vs sellers
Managers adding to or starting a position, vs cutting or selling out
Numbers
| Quarter | Bought or added | Cut or sold out |
|---|---|---|
| Q4 2022 | 78 | 49 |
| Q1 2023 | 92 | 48 |
| Q2 2023 | 74 | 77 |
| Q3 2023 | 57 | 72 |
Calls vs puts
Options held, notional value, last 4 quarters. P/C = puts ÷ calls
Numbers
| Quarter | Calls | Puts | P/C |
|---|---|---|---|
| Q4 2022 | $0 | $49.0k | — |
| Q1 2023 | $177.2k | $92.4k | 0.52 |
| Q2 2023 | $60.1k | $19.6k | 0.33 |
| Q3 2023 | $24.5k | $22.4k | 0.91 |
Biggest buyers
| Camber Capital Management LP | Added | +850.0k |
| ExodusPoint Capital Management, LP | Added | +653.6k |
| Kent Lake Capital LLC | New | +463.1k |
| AQR CAPITAL MANAGEMENT LLC | Added | +387.3k |
| AMERIPRISE FINANCIAL INC | Added | +317.1k |
| J. Goldman & Co LP | New | +296.9k |
| ACADIAN ASSET MANAGEMENT LLC | Added | +257.9k |
| RENAISSANCE TECHNOLOGIES LLC | Added | +144.3k |
| BRIDGEWAY CAPITAL MANAGEMENT, LLC | Added | +107.9k |
| Assenagon Asset Management S.A. | Added | +95.9k |
Biggest sellers
| MILLENNIUM MANAGEMENT LLC | Reduced | -577.3k |
| CITADEL ADVISORS LLC | Reduced | -418.5k |
| SILVERCREST ASSET MANAGEMENT GROUP LLC | Sold out | -254.7k |
| Monaco Asset Management SAM | Sold out | -254.6k |
| JANE STREET GROUP, LLC | Reduced | -200.9k |
| TOCQUEVILLE ASSET MANAGEMENT L.P. | Reduced | -185.0k |
| MARSHALL WACE, LLP | Reduced | -180.9k |
| ARROWSTREET CAPITAL, LIMITED PARTNERSHIP | Sold out | -164.1k |
| Cubist Systematic Strategies, LLC | Reduced | -159.4k |
| HRT FINANCIAL LP | Sold out | -147.8k |
Biggest calls
| CITADEL ADVISORS LLC | Reduced | $24.5k4.7k shares |
| CONCOURSE FINANCIAL GROUP SECURITIES, INC. | Unchanged | $00 shares |
Biggest puts
| SIMPLEX TRADING, LLC | New | $14.0k2.7k shares |
| CITADEL ADVISORS LLC | Reduced | $8.4k1.6k shares |
| CONCOURSE FINANCIAL GROUP SECURITIES, INC. | Unchanged | $00 shares |
Options at notional value: the value of the shares the contracts control, as filers report them, not what the options cost. Not included in the holders, shares or buying above.
Major shareholders (over 5%)
Anyone who owns more than 5% of a class of the company's shares has to say so: on Schedule 13D if they may try to influence or control the company, on 13G if they're a passive investor, and update it as the stake changes. Each holder's latest filing, from 19 Dec 2024 on; percentages are of the share class, as the holder worked them out.
| Holder | Stake |
|---|---|
| Yuwell (Hong Kong) Holdings Ltd 13G · passive investor new · filed 2025-02-24 | 9.9% |
| BlackRock, Inc. 13G · institution filed 2025-07-17 | 6.2% |
Fell to 5% or below in the last year: VANGUARD GROUP INC (0.0%, 2026-03-27)
Insider purchases and sales in Q3 2023
Shares bought or sold by the company's own officers, directors and 10% owners, in the open market or privately, as they reported to the SEC on Form 4 (due within two business days of the trade). Grants, option exercises, shares withheld for tax and gifts aren't included.
Officers and directors buying vs selling
Number of people, by quarter (10% owners not included)
Numbers
| Quarter | Buying | Bought | Selling | Sold | Sold under a plan |
|---|---|---|---|---|---|
| Q4 2021 | 0 | — | 0 | — | — |
| Q1 2022 | 0 | — | 1 | $156.6k | — |
| Q2 2022 | 0 | — | 0 | — | — |
| Q3 2022 | 0 | — | 2 | $76.6k | — |
| Q4 2022 | 0 | — | 0 | — | — |
| Q1 2023 | 0 | — | 0 | — | — |
| Q2 2023 | 0 | — | 0 | — | — |
| Q3 2023 | 0 | — | 0 | — | — |
None reported in Q3 2023.
Holders, Q3 2023
| Manager | Shares | Change |
|---|---|---|
| BROWN CAPITAL MANAGEMENT LLC 0.18% of their portfolio | 2.2m $11.5m | Reduced -9.4k |
| Camber Capital Management LP 0.37% of their portfolio | 2.0m $10.4m | Added +850.0k |
| BlackRock Inc. 0.00% of their portfolio | 1.8m $9.3m | Added +58.0k |
| VANGUARD GROUP INC 0.00% of their portfolio | 1.4m $7.1m | Reduced -127.3k |
| FRED ALGER MANAGEMENT, LLC 0.03% of their portfolio | 1.1m $5.6m | Reduced -13.4k |
| ExodusPoint Capital Management, LP 0.05% of their portfolio | 800.0k $4.2m | Added +653.6k |
| AMERIPRISE FINANCIAL INC 0.00% of their portfolio | 671.6k $3.5m | Added +317.1k |
| BRIDGEWAY CAPITAL MANAGEMENT, LLC 0.08% of their portfolio | 629.8k $3.3m | Added +107.9k |
| AQR CAPITAL MANAGEMENT LLC 0.01% of their portfolio | 606.7k $3.2m | Added +387.3k |
| Meros Investment Management, LP 1.68% of their portfolio | 589.6k $3.1m | Added +76.3k |
| NEW YORK STATE COMMON RETIREMENT FUND 0.00% of their portfolio | 506.7k $2.6m | Added +64 |
| GEODE CAPITAL MANAGEMENT, LLC 0.00% of their portfolio | 477.6k $2.5m | Added +8.1k |
| Balyasny Asset Management L.P. 0.01% of their portfolio | 477.4k $2.5m | Reduced -104.2k |
| RENAISSANCE TECHNOLOGIES LLC 0.00% of their portfolio | 468.5k $2.4m | Added +144.3k |
| Kent Lake Capital LLC 0.94% of their portfolio | 463.1k $2.4m | New |
| STATE STREET CORP 0.00% of their portfolio | 431.4k $2.3m | Reduced -6.7k |
| DIMENSIONAL FUND ADVISORS LP 0.00% of their portfolio | 427.7k $2.2m | Reduced -130.0k |
| JACOBS LEVY EQUITY MANAGEMENT, INC 0.01% of their portfolio | 399.3k $2.1m | Added +15.5k |
| ACADIAN ASSET MANAGEMENT LLC 0.01% of their portfolio | 389.8k $2.0m | Added +257.9k |
| MILLENNIUM MANAGEMENT LLC 0.00% of their portfolio | 347.7k $1.8m | Reduced -577.3k |
| Invenomic Capital Management LP 0.07% of their portfolio | 339.8k $1.8m | Reduced -39.4k |
| D. E. Shaw & Co., Inc. 0.00% of their portfolio | 338.5k $1.8m | Added +36.1k |
| Arboretum Ventures, LLC 100.00% of their portfolio | 330.0k $1.7m | Unchanged |
| MORGAN STANLEY 0.00% of their portfolio | 323.2k $1.7m | Added +70.7k |
| J. Goldman & Co LP 0.08% of their portfolio | 296.9k $1.5m | New |
| BANK OF AMERICA CORP /DE/ 0.00% of their portfolio | 240.9k $1.3m | Added +51.5k |
| Assenagon Asset Management S.A. 0.00% of their portfolio | 225.7k $1.2m | Added +95.9k |
| NORTHERN TRUST CORP 0.00% of their portfolio | 193.3k $1.0m | Reduced -8.2k |
| GOLDMAN SACHS GROUP INC 0.00% of their portfolio | 134.4k $701.7k | Reduced -13.9k |
| TWO SIGMA ADVISERS, LP 0.00% of their portfolio | 129.4k $675.5k | Added +14.3k |
| MARSHALL WACE, LLP 0.00% of their portfolio | 128.8k $672.3k | Reduced -180.9k |
| NORGES BANK 0.00% of their portfolio | 109.9k $573.9k | Unchanged |
| Bank of New York Mellon Corp 0.00% of their portfolio | 91.7k $478.5k | Reduced -12.8k |
| TOCQUEVILLE ASSET MANAGEMENT L.P. 0.01% of their portfolio | 82.8k $432.5k | Reduced -185.0k |
| MISSION WEALTH MANAGEMENT, LP 0.02% of their portfolio | 76.6k $400.0k | Unchanged |
| Shay Capital LLC 0.12% of their portfolio | 75.0k $391.5k | Added +35.0k |
| Engineers Gate Manager LP 0.01% of their portfolio | 74.8k $390.4k | Reduced -9.8k |
| Russell Investments Group, Ltd. 0.00% of their portfolio | 72.8k $379.9k | Added +14.8k |
| Walleye Capital LLC 0.01% of their portfolio | 69.2k $361.1k | Reduced -137.0k |
| Nuveen Asset Management, LLC 0.00% of their portfolio | 59.5k $310.7k | Reduced -740 |
| FEDERATED HERMES, INC. 0.00% of their portfolio | 59.4k $309.9k | Reduced -11.1k |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC 0.00% of their portfolio | 57.8k $301.9k | Reduced -102.3k |
| BLAIR WILLIAM & CO/IL 0.00% of their portfolio | 54.8k $285.8k | Reduced -1.0k |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP 0.00% of their portfolio | 54.3k $283.7k | Reduced -78.7k |
| ENVESTNET ASSET MANAGEMENT INC 0.00% of their portfolio | 52.9k $276.1k | Added +5.8k |
| Sio Capital Management, LLC 0.09% of their portfolio | 52.8k $275.6k | Reduced -58.7k |
| HUSSMAN STRATEGIC ADVISORS, INC. 0.05% of their portfolio | 52.5k $274.1k | Added +37.0k |
| PDT Partners, LLC 0.03% of their portfolio | 52.5k $274.0k | Added +20.3k |
| BARCLAYS PLC 0.00% of their portfolio | 49.1k $256.3k | Added +42.5k |
| RHUMBLINE ADVISERS 0.00% of their portfolio | 46.3k $241.7k | Added +937 |
| ALLIANCEBERNSTEIN L.P. 0.00% of their portfolio | 45.9k $239.6k | Unchanged |
| Trexquant Investment LP 0.01% of their portfolio | 43.9k $229.0k | Added +10.1k |
| TWO SIGMA INVESTMENTS, LP 0.00% of their portfolio | 42.8k $223.4k | Reduced -88.2k |
| HSBC HOLDINGS PLC 0.00% of their portfolio | 41.9k $220.0k | New |
| Rockefeller Capital Management L.P. 0.00% of their portfolio | 41.5k $216.4k | Reduced -1.3k |
| GLENMEDE TRUST CO NA 0.00% of their portfolio | 39.7k $207.1k | Added +11.3k |
| TUDOR INVESTMENT CORP ET AL 0.00% of their portfolio | 38.0k $198.6k | New |
| Invesco Ltd. 0.00% of their portfolio | 37.9k $197.9k | Added +240 |
| STRS OHIO 0.00% of their portfolio | 37.9k $197.0k | Added +28.0k |
| PUBLIC EMPLOYEES RETIREMENT SYSTEM OF OHIO 0.00% of their portfolio | 35.7k $186.0k | Unchanged |
| OCCUDO QUANTITATIVE STRATEGIES LP 0.02% of their portfolio | 33.5k $174.9k | Added +3.1k |
| Factorial Partners, LLC 0.13% of their portfolio | 33.1k $172.8k | Reduced -18.0k |
| PRELUDE CAPITAL MANAGEMENT, LLC 0.02% of their portfolio | 32.7k $170.7k | Added +20.9k |
| CITADEL ADVISORS LLC 0.00% of their portfolio | 31.9k $166.4k | Reduced -418.5k |
| BNP PARIBAS FINANCIAL MARKETS 0.00% of their portfolio | 31.3k $163.5k | Reduced -22.3k |
| TRUIST FINANCIAL CORP 0.00% of their portfolio | 29.6k $154.3k | Reduced -1.2k |
| Cubist Systematic Strategies, LLC 0.00% of their portfolio | 29.2k $152.3k | Reduced -159.4k |
| New York Life Investment Management LLC 0.00% of their portfolio | 28.5k $148.9k | Reduced -4.5k |
| KENNEDY CAPITAL MANAGEMENT LLC 0.00% of their portfolio | 26.1k $136.4k | Reduced -46.3k |
| XTX Topco Ltd 0.02% of their portfolio | 25.4k $132.3k | Reduced -37.4k |
| PRICE T ROWE ASSOCIATES INC /MD/ 0.00% of their portfolio | 24.5k $129.0k | Added +8.6k |
| Callan Capital, LLC 0.01% of their portfolio | 20.6k $107.6k | Unchanged |
| ALGERT GLOBAL LLC 0.00% of their portfolio | 20.3k $105.8k | New |
| STATE OF WISCONSIN INVESTMENT BOARD 0.00% of their portfolio | 20.0k $104.4k | Reduced -21.6k |
| Tidal Investments LLC 0.00% of their portfolio | 18.1k $94.5k | Added +7.3k |
| OPPENHEIMER ASSET MANAGEMENT INC. 0.00% of their portfolio | 16.0k $83.6k | Added +76 |
| Accel Wealth Management 0.05% of their portfolio | 16.0k $83.5k | New |
| Jump Financial, LLC 0.00% of their portfolio | 15.7k $82.0k | Reduced -44.8k |
| Quantbot Technologies LP 0.01% of their portfolio | 15.4k $80.2k | Reduced -22.0k |
| JPMORGAN CHASE & CO 0.00% of their portfolio | 15.1k $78.9k | Reduced -52.5k |
| Quadrature Capital Ltd 0.00% of their portfolio | 15.1k $78.6k | New |
| DAFNA Capital Management LLC 0.02% of their portfolio | 15.0k $78.3k | Unchanged |
| UBS Group AG 0.00% of their portfolio | 14.6k $76.3k | Added +2.1k |
| PRUDENTIAL FINANCIAL INC 0.00% of their portfolio | 14.4k $75.1k | Reduced -58.4k |
| DEUTSCHE BANK AG\ 0.00% of their portfolio | 13.9k $72.7k | Added +2.6k |
| State of Wyoming 0.02% of their portfolio | 13.4k $69.8k | Added +9.6k |
| MetLife Investment Management, LLC 0.00% of their portfolio | 12.5k $65.1k | Unchanged |
| AMERICAN INTERNATIONAL GROUP, INC. 0.00% of their portfolio | 11.6k $60.7k | Added +413 |
| OSAIC HOLDINGS, INC. 0.00% of their portfolio | 10.7k $55.7k | Added +220 |
| Petrus Trust Company, LTA 0.01% of their portfolio | 10.4k $54.4k | New |
| JANE STREET GROUP, LLC 0.00% of their portfolio | 10.2k $53.1k | Reduced -200.9k |
| MANUFACTURERS LIFE INSURANCE COMPANY, THE 0.00% of their portfolio | 10.2k $53.1k | Unchanged |
| PARADIGM CAPITAL MANAGEMENT INC/NY 0.00% of their portfolio | 10.0k $52.2k | New |
| SG Americas Securities, LLC 0.00% of their portfolio | 10.0k $52.0k | New |
| Qube Research & Technologies Ltd 0.00% of their portfolio | 8.3k $43.3k | Reduced -140.8k |
| FMR LLC 0.00% of their portfolio | 7.9k $41.3k | Added +6.4k |
| WELLS FARGO & COMPANY/MN 0.00% of their portfolio | 5.9k $30.7k | Reduced -3.1k |
| CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM 0.00% of their portfolio | 5.1k $26.8k | Reduced -2.6k |
| ROYAL BANK OF CANADA 0.00% of their portfolio | 4.5k $23.0k | Added +1.4k |
| Headlands Technologies LLC 0.01% of their portfolio | 3.7k $19.4k | Reduced -3.0k |