InflaRx N.V.
InflaRx N.V. (IFRX) Stock Ownership
Institutional vs insider vs public ownership from 13F and float data — top holders, activity, and insider trades below.
SEC 13F · FMP · IFRX · as of Sep 30, 2025
Ownership Breakdown
28
Institutional Holders
▼ 1 vs Q2
$24.87M
Total Inst. Value
▲ $11.57M vs Q2
72.23M
Shares Outstanding
freeFloat 76.79%
18.56M
13F Shares Held
▲ 1.74M vs Q2
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
IFRX largest shareholders · institutional ownership
Q3 2025 · SEC 13F
Showing top 10 holders
| Holder | Shares | % Owned | Weight | Value | Reported | Change |
|---|---|---|---|---|---|---|
SUVRETTA CAPITAL MANAGEMENT, LLC pharmaceutical preparations | 6.48M | 9.57% | 9.57% | $8.69B | Nov 14, 2025 | — held |
BANK OF AMERICA CORP /DE/ pharmaceutical preparations | 2.48M | 3.65% | 3.65% | $3.32B | Feb 3, 2026 | NEW |
683 CAPITAL MANAGEMENT, LLC pharmaceutical preparations | 2.25M | 3.32% | 3.32% | $3.02B | Nov 14, 2025 | ▼ 225.0K |
RA CAPITAL MANAGEMENT, L.P. pharmaceutical preparations | 1.97M | 2.91% | 2.91% | $2.64B | Nov 14, 2025 | — held |
EVERSEPT PARTNERS, LP pharmaceutical preparations | 1.73M | 2.55% | 2.55% | $2.32B | Nov 14, 2025 | ▲ 90.2K |
IKARIAN CAPITAL, LLC pharmaceutical preparations | 722.1K | 1.07% | 1.07% | $967.57M | Nov 14, 2025 | ▲ 17.1K |
MORGAN STANLEY pharmaceutical preparations | 626.6K | 92.49% | 92.49% | $839.64M | May 27, 2026 | ▼ 67.3K |
RAYMOND JAMES FINANCIAL INC pharmaceutical preparations | 457.9K | 67.59% | 67.59% | $613.59M | Nov 14, 2025 | ▼ 69.3K |
ADAGE CAPITAL PARTNERS GP, L.L.C. pharmaceutical preparations | 331.1K | 48.87% | 48.87% | $443.69M | Nov 14, 2025 | — held |
MARSHALL WACE, LLP pharmaceutical preparations | 307.1K | 45.33% | 45.33% | $411.49M | Nov 13, 2025 | NEW |
Data from SEC Form 13F filings. Ownership bar normalised to largest holder. Change flags: isNew / isSoldOut / changeInSharesNumber (FMP extract-analytics/holder).
Institutional Activity
Q3 2025 vs prior quarter
Q3 2025
8
Increased
+361.1K shares7
New Positions
first time holders5
Decreased
−423.4K shares9
Sold Out
fully exitedNet shares change (top 50)
62.3K
+361.1K / −423.4K
Net new holders
+1
7 new / 9 exited
Based on top 50 institutional holders by position size. Fields: isNew, isSoldOut, changeInSharesNumber (FMP extract-analytics/holder, limit=50).
Insider Buying vs Selling
IFRX insider trading · insider activity
Source: SEC Form 4
0
Buy transactions
0
Sell transactions
0.00
Buy/Sell ratio
$0M
Total disposed
Recent Insider Transactions
Showing 10 most recent · Common Stock only
No recent insider transactions reported.
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
InflaRx N.V. (IFRX) is primarily owned by institutional investors, who hold approximately 25.7% of total shares outstanding. Company insiders own approximately 23.21%, while retail and public investors account for the remaining 51.10%.
The largest institutional shareholder of InflaRx N.V. is SUVRETTA CAPITAL MANAGEMENT, LLC, holding approximately 6.48 million shares — equal to 9.57% of outstanding shares — as of September 30, 2025.
A total of 28 institutional investors currently hold IFRX stock, with a combined institutional value of approximately $24,870,287 as of the most recent 13F filing period.
Frequently asked questions
IFRX ownershipInflaRx N.V. (IFRX) is primarily owned by institutional investors, who hold approximately 25.7% of shares. The largest shareholder is SUVRETTA CAPITAL MANAGEMENT, LLC with a 9.57% stake. Company insiders hold 23.21%. Data sourced from SEC Form 13F as of September 30, 2025.