Vault-13

INFLARX NV IFRX

COM · Common Stock · CUSIP N44821101

38 institutional holders +12 vs Q1 2023
18,549,34018.5m shares reported held*
$82.7mreported value*
16 new 10 added 5 reduced 4 sold out net bought ≈ $65.3m (+14.6m 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. Holder counts are more reliable. Implied quarter-end price ≈ $4.46. Options: 6 managers hold calls ($1.1m notional), 5 hold puts ($357.3k).

Trends to Q2 2023

Institutional holders

Managers reporting a position, each quarter

02040Q3 22: 31Q4 22: 34Q1 23: 26Q2 23: 3838Q3 22Q4 22Q1 23Q2 23
Numbers
QuarterHolders
Q3 202231
Q4 202234
Q1 202326
Q2 202338

Buyers vs sellers

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

Bought or addedCut or sold out
40040Q4 22: 11 bought or addedQ4 22: 14 cut or sold outQ4 22Q1 23: 7 bought or addedQ1 23: 14 cut or sold outQ1 23Q2 23: 26 bought or addedQ2 23: 9 cut or sold outQ2 23
Numbers
QuarterBought or addedCut or sold out
Q4 20221114
Q1 2023714
Q2 2023269

Calls vs puts

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

CallsPuts
$0$500k$1m$1.5mQ3 22 calls: $86.0kQ3 22 puts: $28.0kQ3 22P/C 0.33Q4 22 calls: $68.6kQ4 22 puts: $54.2kQ4 22P/C 0.79Q1 23 calls: $30.1kQ1 23 puts: $2.1kQ1 23P/C 0.07Q2 23 calls: $1.1mQ2 23 puts: $357.3kQ2 23P/C 0.32
Numbers
QuarterCallsPutsP/C
Q3 2022$86.0k$28.0k0.33
Q4 2022$68.6k$54.2k0.79
Q1 2023$30.1k$2.1k0.07
Q2 2023$1.1m$357.3k0.32

Biggest buyers

MONTANOVA CAPITAL, LLC Added +3,587,670+3.6m
TANG CAPITAL MANAGEMENT LLC New +2,900,000+2.9m
683 Capital Management, LLC New +2,000,000+2.0m
Eversept Partners, LP New +1,915,113+1.9m
Point72 Asset Management, L.P. New +1,912,758+1.9m
Woodline Partners LP New +492,596+492.6k
MILLENNIUM MANAGEMENT LLC New +371,111+371.1k
Schonfeld Strategic Advisors LLC New +368,993+369.0k
J. Goldman & Co LP New +312,142+312.1k
Affinity Asset Advisors, LLC New +240,200+240.2k

Biggest sellers

IPG Investment Advisors LLC Sold out -25,900-25.9k
FRANKLIN STREET ADVISORS INC /NC Reduced -25,000-25.0k
JPMORGAN CHASE & CO Reduced -20,105-20.1k
Birchview Capital, LP Reduced -20,000-20.0k
ACADIAN ASSET MANAGEMENT LLC Sold out -19,404-19.4k
MORGAN STANLEY Reduced -15,112-15.1k
GROUP ONE TRADING LLC Sold out -7,353-7.4k
Tower Research Capital LLC (TRC) Reduced -2,767-2.8k
CITADEL ADVISORS LLC Sold out -412-412

Biggest calls

SUSQUEHANNA INTERNATIONAL GROUP, LLP New $522.7k117.2k shares
GROUP ONE TRADING LLC Added $203.8k45.7k shares
SIMPLEX TRADING, LLC New $183.0k41.1k shares
JANE STREET GROUP, LLC New $173.0k38.8k shares
CITADEL ADVISORS LLC Reduced $34.8k7.8k shares
CONCOURSE FINANCIAL GROUP SECURITIES, INC. Unchanged $00 shares

Biggest puts

GROUP ONE TRADING LLC New $160.1k35.9k shares
CITADEL ADVISORS LLC Added $96.8k21.7k shares
SIMPLEX TRADING, LLC New $54.0k12.2k shares
SUSQUEHANNA INTERNATIONAL GROUP, LLP New $46.4k10.4k 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
MONTANOVA CAPITAL, LLC 13G · passive investor +3.9 pts · filed 2026-08-14 15.6% +3.9 pts 22.9m≈ $27.8m 2026-08-14
TCG Crossover GP III, LLC 13G · passive investor new · filed 2026-05-12 9.8% new 14.5m≈ $17.5m 2026-05-12
Sirenia Capital Management LP 13G · institution new · filed 2026-08-14 6.1% new 8.9m≈ $10.9m 2026-08-14
FMR LLC 13G · institution new · filed 2026-08-06 5.5% new 8.2m≈ $9.8m 2026-08-06
Commodore Capital LP 13G · passive investor new · filed 2026-08-17 5.1% new 7.5m≈ $9.1m 2026-08-17
Farallon Capital Partners, L.P. 13G · passive investor new · filed 2026-05-14 5.1% new 7.5m≈ $9.1m 2026-05-14

Fell to 5% or below in the last year: FARALLON CAPITAL MANAGEMENT, L.L.C. (2.3%, 2026-08-14; now reported by Farallon Capital Partners, L.P.)

Insider purchases and sales in Q2 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.

None reported in Q2 2023.

Holders, Q2 2023

#ManagerLocationShares Value% of their portfolioChangeShares change
1 MONTANOVA CAPITAL, LLC 1.37% of their portfolio New York, NY 5,733,9105.7m $25.6m $25.6m 1.37% Added +3.6m +3,587,670
2 TANG CAPITAL MANAGEMENT LLC 1.90% of their portfolio SAN DIEGO, CA 2,900,0002.9m $12.9m $12.9m 1.90% New
3 683 Capital Management, LLC 0.87% of their portfolio NEW YORK, NY 2,000,0002.0m $8.9m $8.9m 0.87% New
4 Eversept Partners, LP 0.90% of their portfolio NEW YORK, NY 1,915,1131.9m $8.5m $8.5m 0.90% New
5 Point72 Asset Management, L.P. 0.03% of their portfolio STAMFORD, CT 1,912,7581.9m $8.5m $8.5m 0.03% New
6 MORGAN STANLEY 0.00% of their portfolio NEW YORK, NY 629,920629.9k $2.8m $2.8m 0.00% Reduced -15.1k -15,112
7 Woodline Partners LP 0.03% of their portfolio San Francisco, CA 492,596492.6k $2.2m $2.2m 0.03% New
8 MILLENNIUM MANAGEMENT LLC 0.00% of their portfolio NEW YORK, NY 371,111371.1k $1.7m $1.7m 0.00% New
9 Schonfeld Strategic Advisors LLC 0.01% of their portfolio NEW YORK, NY 368,993369.0k $1.6m $1.6m 0.01% New
10 J. Goldman & Co LP 0.08% of their portfolio NEW YORK, NY 312,142312.1k $1.4m $1.4m 0.08% New
11 OCONNOR, A Distinct Business Unit of UBS ASSET MANAGEMENT AMERICAS (LLC) 0.03% of their portfolio CHICAGO, IL 305,000305.0k $1.4m $1.4m 0.03% Not comparable
12 Affinity Asset Advisors, LLC 0.42% of their portfolio NEW YORK, NY 240,200240.2k $1.1m $1.1m 0.42% New
13 Velan Capital Investment Management LP 0.84% of their portfolio ALPHARETTA, GA 200,000200.0k $892.0k $892.0k 0.84% New
14 Raymond James Financial Services Advisors, Inc. 0.00% of their portfolio ST. PETERSBURG, FL 184,737184.7k $823.9k $823.9k 0.00% Added +30.3k +30,332
15 SUSQUEHANNA INTERNATIONAL GROUP, LLP 0.00% of their portfolio BALA CYNWYD, PA 178,244178.2k $795.0k $795.0k 0.00% Added +71.1k +71,149
16 Invesco Ltd. 0.00% of their portfolio ATLANTA, GA 156,607156.6k $698.5k $698.5k 0.00% Added +92.6k +92,612
17 RAYMOND JAMES & ASSOCIATES 0.00% of their portfolio ST PETERSBURG, FL 137,056137.1k $611.3k $611.3k 0.00% Added +81.0k +80,991
18 COMMONWEALTH EQUITY SERVICES, LLC 0.00% of their portfolio WALTHAM, MA 90,00090.0k $401.0k $401.0k 0.00% Unchanged
19 JPMORGAN CHASE & CO 0.00% of their portfolio NEW YORK, NY 51,61851.6k $230.2k $230.2k 0.00% Reduced -20.1k -20,105
20 FRANKLIN STREET ADVISORS INC /NC 0.02% of their portfolio CHAPEL HILL, NC 50,10050.1k $223.0k $223.0k 0.02% Reduced -25.0k -25,000
21 Birchview Capital, LP 0.17% of their portfolio BURLINGTON, VT 50,00050.0k $223.0k $223.0k 0.17% Reduced -20.0k -20,000
22 PRELUDE CAPITAL MANAGEMENT, LLC 0.02% of their portfolio NEW YORK, NY 45,24145.2k $201.8k $201.8k 0.02% New
23 ALPS ADVISORS INC 0.00% of their portfolio Denver, CO 39,77839.8k $177.4k $177.4k 0.00% New
24 JANE STREET GROUP, LLC 0.00% of their portfolio NEW YORK, NY 34,89134.9k $155.6k $155.6k 0.00% New
25 GEODE CAPITAL MANAGEMENT, LLC 0.00% of their portfolio BOSTON, MA 31,29431.3k $139.6k $139.6k 0.00% Added +5.0k +4,967
26 SIMPLEX TRADING, LLC 0.00% of their portfolio CHICAGO, IL 24,93224.9k $111.0k $111.0k 0.00% Added +12.9k +12,888
27 Jump Financial, LLC 0.00% of their portfolio Chicago, IL 22,90022.9k $102.1k $102.1k 0.00% New
28 BNP PARIBAS FINANCIAL MARKETS 0.00% of their portfolio PARIS, I0 21,29621.3k $95.0k $95.0k 0.00% New
29 Pacifica Partners Inc. 0.05% of their portfolio SURREY, Z4 20,58520.6k $85.4k $85.4k 0.05% Unchanged
30 MERCER GLOBAL ADVISORS INC /ADV 0.00% of their portfolio DENVER, CO 10,00010.0k $45.0k $45.0k 0.00% New
31 BANK OF AMERICA CORP /DE/ 0.00% of their portfolio CHARLOTTE, NC 7,9457.9k $35.4k $35.4k 0.00% Added +7.9k +7,900
32 Steward Partners Investment Advisory, LLC 0.00% of their portfolio STAMFORD, CT 4,8004.8k $21.4k $21.4k 0.00% Unchanged
33 Tower Research Capital LLC (TRC) 0.00% of their portfolio NEW YORK, NY 1,8791.9k $8.4k $8.4k 0.00% Reduced -2.8k -2,767
34 NewEdge Advisors, LLC 0.00% of their portfolio NEW ORLEANS, LA 1,4001.4k $6.2k $6.2k 0.00% Added +200 +200
35 CITIGROUP INC 0.00% of their portfolio NEW YORK, NY 1,3011.3k $5.8k $5.8k 0.00% Unchanged
36 ROYAL BANK OF CANADA 0.00% of their portfolio TORONTO, A6 893893 $4.0k $4.0k 0.00% Added +143 +143
37 HARBOUR INVESTMENTS, INC. 0.00% of their portfolio MADISON, WI 100100 $446 $446 0.00% Unchanged
38 CONCOURSE FINANCIAL GROUP SECURITIES, INC. 0.00% of their portfolio BIRMINGHAM, AL 00 $0 $0 0.00% Unchanged