Vault-13

INOGEN INC INGN

COM · Common Stock · CUSIP 45780L104 · ISIN US45780L1044

151 institutional holders +16 vs Q4 2022
22,161,60022.2m shares reported held*
95.8% of all shares outstanding*
$277.0mreported value*
29 new 63 added 37 reduced 11 sold out net bought ≈ $8.5m (+673.5k shares)

* 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 ($136.8k this quarter). Holder counts are more reliable. Shares outstanding: 23.1m as of 2023-04-28, 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 ≈ $12.50. Options: 4 managers hold calls ($177.2k notional), 3 hold puts ($92.4k).

Trends to Q1 2023

Institutional holders

Managers reporting a position, each quarter

0100200Q3 22: 145Q4 22: 135Q1 23: 151151Q3 22Q4 22Q1 23
Numbers
QuarterHolders
Q3 2022145
Q4 2022135
Q1 2023151

Buyers vs sellers

Managers adding to or starting a position, vs cutting or selling out

Bought or addedCut or sold out
1000100Q4 22: 78 bought or addedQ4 22: 49 cut or sold outQ4 22Q1 23: 92 bought or addedQ1 23: 48 cut or sold outQ1 23
Numbers
QuarterBought or addedCut or sold out
Q4 20227849
Q1 20239248

Calls vs puts

Options held, notional value, last 4 quarters. P/C = puts ÷ calls

CallsPuts
$0$100k$200k$300kQ3 22 calls: $0Q3 22 puts: $270.0kQ3 22P/C —Q4 22 calls: $0Q4 22 puts: $49.0kQ4 22P/C —Q1 23 calls: $177.2kQ1 23 puts: $92.4kQ1 23P/C 0.52
Numbers
QuarterCallsPutsP/C
Q3 2022$0$270.0k—
Q4 2022$0$49.0k—
Q1 2023$177.2k$92.4k0.52

Biggest buyers

Camber Capital Management LP Added +670,000+670.0k
BROWN CAPITAL MANAGEMENT LLC Added +492,347+492.3k
MILLENNIUM MANAGEMENT LLC Added +308,449+308.4k
Balyasny Asset Management L.P. New +303,391+303.4k
BRIDGEWAY CAPITAL MANAGEMENT, LLC Added +173,400+173.4k
ExodusPoint Capital Management, LP New +140,857+140.9k
Invenomic Capital Management LP Added +140,098+140.1k
STATE STREET CORP Added +118,605+118.6k
WELLINGTON MANAGEMENT GROUP LLP New +114,600+114.6k
JACOBS LEVY EQUITY MANAGEMENT, INC Added +105,017+105.0k

Biggest sellers

BAMCO INC /NY/ Sold out -976,644-976.6k
VANGUARD GROUP INC Reduced -439,070-439.1k
MORGAN STANLEY Reduced -435,160-435.2k
FMR LLC Reduced -391,436-391.4k
AMERIPRISE FINANCIAL INC Reduced -336,663-336.7k
NORGES BANK Reduced -229,300-229.3k
Sio Capital Management, LLC Reduced -165,157-165.2k
Mitsubishi UFJ Asset Management (UK) Ltd. Sold out -40,000-40.0k
Redmond Asset Management, LLC Sold out -38,949-38.9k
BlackRock Inc. Reduced -32,320-32.3k

Biggest calls

PEAK6 Investments LLC New $147.3k11.8k shares
CITADEL ADVISORS LLC New $27.5k2.2k shares
GROUP ONE TRADING LLC New $2.5k200 shares
CONCOURSE FINANCIAL GROUP SECURITIES, INC. Unchanged $00 shares

Biggest puts

CITADEL ADVISORS LLC New $54.9k4.4k shares
PEAK6 Investments LLC New $37.4k3.0k 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.

HolderStakeChangeShares Last filed
Yuwell (Hong Kong) Holdings Ltd 13G · passive investor new · filed 2025-02-24 9.9% new 2.6m≈ $16.9m 2025-02-24
BlackRock, Inc. 13G · institution filed 2025-07-17 6.2% 1.7m≈ $10.7m 2025-07-17

Fell to 5% or below in the last year: VANGUARD GROUP INC (0.0%, 2026-03-27)

Insider purchases and sales in Q1 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)

BuyingSelling
202Q2 21: 0 buyingQ2 21: 0 sellingQ3 21: 0 buyingQ3 21: 0 sellingQ3 21Q4 21: 0 buyingQ4 21: 0 sellingQ1 22: 0 buyingQ1 22: 1 sellingQ1 22Q2 22: 0 buyingQ2 22: 0 sellingQ3 22: 0 buyingQ3 22: 2 sellingQ3 22Q4 22: 0 buyingQ4 22: 0 sellingQ1 23: 0 buyingQ1 23: 0 sellingQ1 23
Numbers
QuarterBuyingBoughtSellingSoldSold under a plan
Q2 20210—0——
Q3 20210—0——
Q4 20210—0——
Q1 20220—1$156.6k—
Q2 20220—0——
Q3 20220—2$76.6k—
Q4 20220—0——
Q1 20230—0——

None reported in Q1 2023.

Holders, Q1 2023

#ManagerLocationShares Value% of their portfolioChangeShares change
1 BlackRock Inc. 0.00% of their portfolio New York, NY 3,977,4444.0m $49.6m $49.6m 0.00% Reduced -32.3k -32,320
2 VANGUARD GROUP INC 0.00% of their portfolio Valley Forge, PA 2,255,3902.3m $28.1m $28.1m 0.00% Reduced -439.1k -439,070
3 BROWN CAPITAL MANAGEMENT LLC 0.41% of their portfolio BALTIMORE, MD 2,207,5352.2m $27.6m $27.6m 0.41% Added +492.3k +492,347
4 FRED ALGER MANAGEMENT, LLC 0.08% of their portfolio NEW YORK, NY 1,124,5011.1m $14.0m $14.0m 0.08% Reduced -16.5k -16,454
5 STATE STREET CORP 0.00% of their portfolio BOSTON, MA 1,075,9051.1m $13.4m $13.4m 0.00% Added +118.6k +118,605
6 Camber Capital Management LP 0.42% of their portfolio BOSTON, MA 975,000975.0k $12.2m $12.2m 0.42% Added +670.0k +670,000
7 DIMENSIONAL FUND ADVISORS LP 0.00% of their portfolio AUSTIN, TX 859,248859.2k $10.7m $10.7m 0.00% Added +50.0k +49,966
8 Invenomic Capital Management LP 0.37% of their portfolio BOSTON, MA 520,352520.4k $6.5m $6.5m 0.37% Added +140.1k +140,098
9 NEW YORK STATE COMMON RETIREMENT FUND 0.01% of their portfolio ALBANY, NY 514,956515.0k $6.4m $6.4m 0.01% Reduced -1 -1
10 MILLENNIUM MANAGEMENT LLC 0.01% of their portfolio NEW YORK, NY 479,898479.9k $6.0m $6.0m 0.01% Added +308.4k +308,449
11 GEODE CAPITAL MANAGEMENT, LLC 0.00% of their portfolio BOSTON, MA 450,589450.6k $5.6m $5.6m 0.00% Added +23.6k +23,571
12 FEDERATED HERMES, INC. 0.01% of their portfolio PITTSBURGH, PA 421,375421.4k $5.3m $5.3m 0.01% Reduced -30.5k -30,482
13 JACOBS LEVY EQUITY MANAGEMENT, INC 0.03% of their portfolio FLORHAM PARK, NJ 358,197358.2k $4.5m $4.5m 0.03% Added +105.0k +105,017
14 Arboretum Ventures, LLC 12.14% of their portfolio Ann Arbor, MI 330,000330.0k $4.1m $4.1m 12.14% First filing
15 RENAISSANCE TECHNOLOGIES LLC 0.01% of their portfolio NEW YORK, NY 323,493323.5k $4.0m $4.0m 0.01% Added +17.0k +16,993
16 Balyasny Asset Management L.P. 0.01% of their portfolio Chicago, IL 303,391303.4k $3.8m $3.8m 0.01% New
17 BRIDGEWAY CAPITAL MANAGEMENT, LLC 0.10% of their portfolio HOUSTON, TX 286,900286.9k $3.6m $3.6m 0.10% Added +173.4k +173,400
18 Meros Investment Management, LP 2.00% of their portfolio DALLAS, TX 282,201282.2k $3.5m $3.5m 2.00% Reduced -1.8k -1,793
19 TOCQUEVILLE ASSET MANAGEMENT L.P. 0.06% of their portfolio New York, NY 254,350254.3k $3.2m $3.2m 0.06% Added +10.7k +10,650
20 MORGAN STANLEY 0.00% of their portfolio NEW YORK, NY 242,289242.3k $3.0m $3.0m 0.00% Reduced -435.2k -435,160
21 NORTHERN TRUST CORP 0.00% of their portfolio CHICAGO, IL 239,355239.4k $3.0m $3.0m 0.00% Reduced -6.7k -6,734
22 SILVERCREST ASSET MANAGEMENT GROUP LLC 0.02% of their portfolio NEW YORK, NY 218,801218.8k $2.7m $2.7m 0.02% Reduced -9.2k -9,198
23 Bank of New York Mellon Corp 0.00% of their portfolio NEW YORK, NY 190,306190.3k $2.4m $2.4m 0.00% Added +486 +486
24 BANK OF AMERICA CORP /DE/ 0.00% of their portfolio CHARLOTTE, NC 178,709178.7k $2.2m $2.2m 0.00% Added +42.9k +42,893
25 CHARLES SCHWAB INVESTMENT MANAGEMENT INC 0.00% of their portfolio SAN FRANCISCO, CA 171,336171.3k $2.1m $2.1m 0.00% Reduced -1.0k -1,017
26 AQR CAPITAL MANAGEMENT LLC 0.00% of their portfolio Greenwich, CT 158,615158.6k $2.0m $2.0m 0.00% Added +83.9k +83,934
27 Nuveen Asset Management, LLC 0.00% of their portfolio CHICAGO, IL 153,717153.7k $1.9m $1.9m 0.00% Added +5.2k +5,224
28 Invesco Ltd. 0.00% of their portfolio ATLANTA, GA 149,538149.5k $1.9m $1.9m 0.00% Added +2.6k +2,588
29 PRINCIPAL FINANCIAL GROUP INC 0.00% of their portfolio DES MOINES, IA 146,424146.4k $1.8m $1.8m 0.00% Reduced -3.0k -2,982
30 ExodusPoint Capital Management, LP 0.02% of their portfolio NEW YORK, NY 140,857140.9k $1.8m $1.8m 0.02% New
31 GOLDMAN SACHS GROUP INC 0.00% of their portfolio NEW YORK, NY 136,430136.4k $1.7m $1.7m 0.00% Added +104.1k +104,086
32 AMERIPRISE FINANCIAL INC 0.00% of their portfolio MINNEAPOLIS, MN 126,921126.9k $1.6m $1.6m 0.00% Reduced -336.7k -336,663
33 Sio Capital Management, LLC 0.75% of their portfolio NEW YORK, NY 121,535121.5k $1.5m $1.5m 0.75% Reduced -165.2k -165,157
34 WELLINGTON MANAGEMENT GROUP LLP 0.00% of their portfolio Boston, MA 114,600114.6k $1.4m $1.4m 0.00% New
35 NORGES BANK 0.00% of their portfolio OSLO, Q8 109,949109.9k $1.4m $1.4m 0.00% Reduced -229.3k -229,300
36 CITADEL ADVISORS LLC 0.00% of their portfolio MIAMI, FL 86,43286.4k $1.1m $1.1m 0.00% New
37 Walleye Capital LLC 0.02% of their portfolio NEW YORK, NY 79,33679.3k $990.1k $990.1k 0.02% New
38 TWO SIGMA ADVISERS, LP 0.00% of their portfolio NEW YORK, NY 78,40078.4k $978.4k $978.4k 0.00% Added +56.1k +56,100
39 Assenagon Asset Management S.A. 0.00% of their portfolio SENNINGERBERG, N4 78,38378.4k $978.2k $978.2k 0.00% Added +7.8k +7,824
40 Engineers Gate Manager LP 0.04% of their portfolio NEW YORK, NY 78,27778.3k $976.9k $976.9k 0.04% Added +39.8k +39,755
41 MISSION WEALTH MANAGEMENT, LP 0.04% of their portfolio Santa Barbara, CA 76,63576.6k $956.4k $956.4k 0.04% Unchanged
42 RHUMBLINE ADVISERS 0.00% of their portfolio BOSTON, MA 76,11776.1k $950.0k $950.0k 0.00% Added +3.7k +3,682
43 KENNEDY CAPITAL MANAGEMENT LLC 0.03% of their portfolio ST LOUIS, MO 72,41872.4k $903.8k $903.8k 0.03% New
44 Cubist Systematic Strategies, LLC 0.01% of their portfolio STAMFORD, CT 69,46469.5k $866.9k $866.9k 0.01% Added +34.2k +34,187
45 D. E. Shaw & Co., Inc. 0.00% of their portfolio New York, NY 64,37564.4k $803.4k $803.4k 0.00% Added +52.6k +52,567
46 STATE OF WISCONSIN INVESTMENT BOARD 0.00% of their portfolio MADISON, WI 63,14463.1k $788.0k $788.0k 0.00% Added +29.8k +29,835
47 JANE STREET GROUP, LLC 0.00% of their portfolio NEW YORK, NY 60,96261.0k $760.8k $760.8k 0.00% Added +49.8k +49,828
48 PRUDENTIAL FINANCIAL INC 0.00% of their portfolio NEWARK, NJ 60,14660.1k $750.6k $750.6k 0.00% Reduced -24.0k -24,000
49 BLAIR WILLIAM & CO/IL 0.00% of their portfolio CHICAGO, IL 59,14259.1k $738.1k $738.1k 0.00% Reduced -25.8k -25,758
50 Factorial Partners, LLC 0.55% of their portfolio MT. KISCO, NY 58,60058.6k $731.3k $731.3k 0.55% Added +13.0k +13,000
51 Russell Investments Group, Ltd. 0.00% of their portfolio Seattle, WA 57,83957.8k $721.8k $721.8k 0.00% Added +44.0k +44,005
52 TWO SIGMA INVESTMENTS, LP 0.00% of their portfolio NEW YORK, NY 51,75251.8k $645.9k $645.9k 0.00% New
53 ENVESTNET ASSET MANAGEMENT INC 0.00% of their portfolio Berwyn, PA 51,25751.3k $639.7k $639.7k 0.00% Reduced -903 -903
54 Legal & General Group Plc 0.00% of their portfolio London, X0 50,54250.5k $630.8k $630.8k 0.00% Reduced -5.8k -5,771
55 SUSQUEHANNA INTERNATIONAL GROUP, LLP 0.00% of their portfolio BALA CYNWYD, PA 49,48449.5k $617.6k $617.6k 0.00% New
56 Swiss National Bank 0.00% of their portfolio ZURICH, V8 47,00047.0k $586.6k $586.6k 0.00% Reduced -5.4k -5,400
57 HUSSMAN STRATEGIC ADVISORS, INC. 0.09% of their portfolio ELLICOTT CITY, MD 46,50046.5k $580.3k $580.3k 0.09% Unchanged
58 MASSACHUSETTS FINANCIAL SERVICES CO /MA/ 0.00% of their portfolio Boston, MA 44,20744.2k $551.7k $551.7k 0.00% Reduced -1.2k -1,248
59 Public Sector Pension Investment Board 0.00% of their portfolio MONTREAL, A8 40,31340.3k $503.1k $503.1k 0.00% Reduced -1.6k -1,601
60 CM WEALTH ADVISORS LLC 0.10% of their portfolio BEACHWOOD, OH 39,84439.8k $520.0k $520.0k 0.10% New
61 New York Life Investment Management LLC 0.01% of their portfolio New York, NY 39,76639.8k $496.3k $496.3k 0.01% Added +22.3k +22,267
62 JPMORGAN CHASE & CO 0.00% of their portfolio NEW YORK, NY 39,76339.8k $497.0k $497.0k 0.00% Added +2.8k +2,846
63 Squarepoint Ops LLC 0.00% of their portfolio NEW YORK, NY 37,69437.7k $470.4k $470.4k 0.00% Added +3.8k +3,758
64 XTX Topco Ltd 0.10% of their portfolio LONDON, X0 37,56037.6k $468.7k $468.7k 0.10% Added +26.7k +26,721
65 TRUIST FINANCIAL CORP 0.00% of their portfolio CHARLOTTE, NC 31,89631.9k $398.1k $398.1k 0.00% Added +1.5k +1,464
66 NEW YORK STATE TEACHERS RETIREMENT SYSTEM 0.00% of their portfolio ALBANY, NY 31,61231.6k $395.0k $395.0k 0.00% Unchanged
67 Quantbot Technologies LP 0.03% of their portfolio NEW YORK, NY 30,43130.4k $379.8k $379.8k 0.03% Added +22.5k +22,485
68 STRS OHIO 0.00% of their portfolio COLUMBUS, OH 29,70029.7k $369.0k $369.0k 0.00% Added +19.8k +19,800
69 CANADA LIFE ASSURANCE Co 0.00% of their portfolio WINNIPEG, A2 28,91928.9k $361.0k $361.0k 0.00% Reduced -962 -962
70 GLENMEDE TRUST CO NA 0.00% of their portfolio PHILADELPHIA, PA 28,38528.4k $354.2k $354.2k 0.00% Added +8.6k +8,592
71 ALLIANCEBERNSTEIN L.P. 0.00% of their portfolio NASHVILLE, TN 27,75027.8k $346.3k $346.3k 0.00% Reduced -582 -582
72 CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM 0.00% of their portfolio WEST SACRAMENTO, CA 27,64627.6k $345.0k $345.0k 0.00% Reduced -406 -406
73 CREDIT SUISSE AG/ 0.00% of their portfolio ZURICH, V8 27,60027.6k $344.4k $344.4k 0.00% Added +5.2k +5,243
74 ALGERT GLOBAL LLC 0.02% of their portfolio SAN FRANCISCO, CA 27,41327.4k $342.1k $342.1k 0.02% Added +15.7k +15,683
75 Ergoteles LLC 0.01% of their portfolio NEW YORK, NY 24,31824.3k $303.5k $303.5k 0.01% New
76 COMMONWEALTH OF PENNSYLVANIA PUBLIC SCHOOL EMPLS RETRMT SYS 0.00% of their portfolio HARRISBURG, PA 24,26924.3k $302.9k $302.9k 0.00% Reduced -262 -262
77 Thrivent Financial for Lutherans 0.00% of their portfolio Minneapolis, MN 22,71522.7k $283.0k $283.0k 0.00% Reduced -796 -796
78 Tidal Investments LLC 0.00% of their portfolio Milwaukee, WI 22,60222.6k $282.0k $282.0k 0.00% New
79 WORLD EQUITY GROUP, INC. 0.08% of their portfolio SCHAUMBURG, IL 21,92421.9k $522.9k $522.9k 0.08% New
80 Qube Research & Technologies Ltd 0.00% of their portfolio LONDON, X0 21,24321.2k $265.1k $265.1k 0.00% New
81 Ensign Peak Advisors, Inc 0.00% of their portfolio SALT LAKE CITY, UT 20,91520.9k $261.0k $261.0k 0.00% Added +4.5k +4,550
82 Verition Fund Management LLC 0.00% of their portfolio GREENWICH, CT 20,67620.7k $258.0k $258.0k 0.00% New
83 Callan Capital, LLC 0.03% of their portfolio LA JOLLA, CA 20,61120.6k $257.2k $257.2k 0.03% New
84 TEXAS PERMANENT SCHOOL FUND CORP 0.00% of their portfolio AUSTIN, TX 20,55620.6k $256.5k $256.5k 0.00% Added +5.2k +5,245
85 Versor Investments LP 0.03% of their portfolio New York, NY 19,70019.7k $245.9k $245.9k 0.03% Added +1.5k +1,500
86 DEUTSCHE BANK AG\ 0.00% of their portfolio FRANKFURT AM MAIN, 2M 16,53416.5k $206.3k $206.3k 0.00% Added +3.9k +3,855
87 BNP PARIBAS FINANCIAL MARKETS 0.00% of their portfolio PARIS, I0 16,37716.4k $204.4k $204.4k 0.00% Added +6.7k +6,656
88 OPPENHEIMER ASSET MANAGEMENT INC. 0.00% of their portfolio NEW YORK, NY 15,95616.0k $199.1k $199.1k 0.00% Added +247 +247
89 Mirae Asset Global Investments Co., Ltd. 0.00% of their portfolio SEOUL, M5 15,93915.9k $198.9k $198.9k 0.00% Added +2.1k +2,052
90 PRICE T ROWE ASSOCIATES INC /MD/ 0.00% of their portfolio BALTIMORE, MD 15,73015.7k $197.0k $197.0k 0.00% Added +342 +342
91 State of Alaska, Department of Revenue 0.00% of their portfolio JUNEAU, AK 15,69615.7k $195.0k $195.0k 0.00% Reduced -264 -264
92 DAFNA Capital Management LLC 0.06% of their portfolio LOS ANGELES, CA 15,00015.0k $187.2k $187.2k 0.06% Unchanged
93 PUBLIC EMPLOYEES RETIREMENT SYSTEM OF OHIO 0.00% of their portfolio COLUMBUS, OH 14,79914.8k $185.0k $185.0k 0.00% New
94 UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC 0.00% of their portfolio NEW YORK, NY 14,79814.8k $184.7k $184.7k 0.00% Unchanged
95 BARCLAYS PLC 0.00% of their portfolio LONDON, X0 13,69713.7k $170.9k $170.9k 0.00% Added +2.5k +2,518
96 Petrus Trust Company, LTA 0.02% of their portfolio Dallas, TX 13,37713.4k $166.9k $166.9k 0.02% New
97 YOUSIF CAPITAL MANAGEMENT, LLC 0.00% of their portfolio BLOOMFIELD HILLS, MI 13,07013.1k $163.1k $163.1k 0.00% Reduced -1.6k -1,570
98 SG Americas Securities, LLC 0.00% of their portfolio NEW YORK, NY 12,85212.9k $160.0k $160.0k 0.00% New
99 AMERICAN INTERNATIONAL GROUP, INC. 0.00% of their portfolio New York, NY 12,54512.5k $156.6k $156.6k 0.00% Added +56 +56
100 MetLife Investment Management, LLC 0.00% of their portfolio Whippany, NJ 12,46612.5k $155.6k $155.6k 0.00% Unchanged