Vault-13

BIOFRONTERA INC BFRI

COM NEW · Common Stock · CUSIP 09077D209

19 institutional holders +7 vs Q1 2026
2,761,5102.8m shares reported held*
$2.6mreported value*
9 new 4 added 2 reduced 2 sold out net bought ≈ $349.4k (+369.5k 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. Holder counts are more reliable. Implied quarter-end price ≈ $0.95.

Trends to Q2 2026

Institutional holders

Managers reporting a position, each quarter

01020Q3 23: 8Q4 23: 9Q1 24: 12Q2 24: 13Q3 24: 10Q4 24: 15Q1 25: 13Q2 25: 11Q3 25: 13Q4 25: 14Q1 26: 12Q2 26: 1919Q3 23Q2 24Q1 25Q4 25Q2 26
Numbers
QuarterHolders
Q3 20238
Q4 20239
Q1 202412
Q2 202413
Q3 202410
Q4 202415
Q1 202513
Q2 202511
Q3 202513
Q4 202514
Q1 202612
Q2 202619

Buyers vs sellers

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

Bought or addedCut or sold out
20020Q3 24: 0 bought or addedQ3 24: 8 cut or sold outQ4 24: 10 bought or addedQ4 24: 1 cut or sold outQ4 24Q1 25: 6 bought or addedQ1 25: 10 cut or sold outQ2 25: 8 bought or addedQ2 25: 5 cut or sold outQ2 25Q3 25: 10 bought or addedQ3 25: 4 cut or sold outQ4 25: 7 bought or addedQ4 25: 6 cut or sold outQ4 25Q1 26: 7 bought or addedQ1 26: 4 cut or sold outQ2 26: 13 bought or addedQ2 26: 4 cut or sold outQ2 26
Numbers
QuarterBought or addedCut or sold out
Q3 202408
Q4 2024101
Q1 2025610
Q2 202585
Q3 2025104
Q4 202576
Q1 202674
Q2 2026134

Biggest buyers

RENAISSANCE TECHNOLOGIES LLC New +157,505+157.5k
Rosalind Advisors, Inc. Added +111,647+111.6k
CITADEL ADVISORS LLC New +104,941+104.9k
JANE STREET GROUP, LLC New +93,000+93.0k
HRT FINANCIAL LP New +43,349+43.3k
NORTHERN TRUST CORP New +31,536+31.5k
XTX Topco Ltd Added +29,401+29.4k
VANGUARD CAPITAL MANAGEMENT LLC Added +19,126+19.1k
UBS Group AG Added +16,978+17.0k
GSA CAPITAL PARTNERS LLP New +10,022+10.0k

Biggest sellers

AIGH Capital Management LLC Reduced -175,300-175.3k
SUSQUEHANNA INTERNATIONAL GROUP, LLP Sold out -38,574-38.6k
GEODE CAPITAL MANAGEMENT, LLC Reduced -32,611-32.6k
CITIGROUP INC Sold out -11,837-11.8k

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
DEUTSCHE BALATON AKTIENGESELLSCHAFT 13D · may seek influence +15.1 pts · filed 2025-09-19
Stated purposeExplanatory Note: There is no agreement among the Reporting Persons, written or oral, with respect to the acquisition, ownership, voting or disposition of any securities of the Issuer, and the Reporting Persons disclaim the existence of any group among them within the meaning of Section 13(d)(3) of the Securities Exchange Act of 1934, as amended (the "Act"), or the rules and regulations of the Securities and Exchange Commission ("SEC") promulgated thereunder. Except as otherwise set forth herein, all percentages herein are based on 10,668,442 shares of common stock outstanding as reported by the Issuer as of August 12, 2025, in its Quarterly Report on Form 10-Q filed on August 13, 2025, plus the 2,093,346 shares of the Issuer's common stock issuable upon conversion of BFAG's shares of Seri… Full filing
 20.0% +15.1 pts 2.6m≈ $2.4m 2025-09-19
Rosalind Advisors, Inc. 13G · exempt (held before listing) no change · filed 2026-08-12 9.9% no change 16.8m≈ $15.9m 2026-08-12
HIRSCHMAN ORIN 13G · institution -2.0 pts · filed 2026-01-28 7.9% -2.0 pts 915.2k≈ $865.3k 2026-01-28

Insider purchases and sales since 1 Apr 2026

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 since 1 Apr 2026.

Holders, Q2 2026

#ManagerLocationShares Value% of their portfolioChangeShares change
1 Rosalind Advisors, Inc. 0.45% of their portfolio TORONTO, A6 1,275,6091.3m $1.2m $1.2m 0.45% Added +111.6k +111,647
2 AIGH Capital Management LLC 0.06% of their portfolio BALTIMORE, MD 739,910739.9k $699.6k $699.6k 0.06% Reduced -175.3k -175,300
3 RENAISSANCE TECHNOLOGIES LLC 0.00% of their portfolio NEW YORK, NY 157,505157.5k $148.9k $148.9k 0.00% New
4 CITADEL ADVISORS LLC 0.00% of their portfolio MIAMI, FL 104,941104.9k $99.2k $99.2k 0.00% New
5 JANE STREET GROUP, LLC 0.00% of their portfolio NEW YORK, NY 93,00093.0k $87.9k $87.9k 0.00% New
6 GEODE CAPITAL MANAGEMENT, LLC 0.00% of their portfolio BOSTON, MA 76,68976.7k $72.5k $72.5k 0.00% Reduced -32.6k -32,611
7 VANGUARD CAPITAL MANAGEMENT LLC 0.00% of their portfolio MALVERN, PA 71,38071.4k $67.5k $67.5k 0.00% Added +19.1k +19,126
8 VANGUARD FIDUCIARY TRUST CO 0.00% of their portfolio MALVERN, PA 61,69761.7k $58.4k $58.4k 0.00% Unchanged
9 XTX Topco Ltd 0.00% of their portfolio LONDON, X0 51,89451.9k $49.1k $49.1k 0.00% Added +29.4k +29,401
10 HRT FINANCIAL LP 0.00% of their portfolio NEW YORK, NY 43,34943.3k $40.0k $40.0k 0.00% New
11 NORTHERN TRUST CORP 0.00% of their portfolio CHICAGO, IL 31,53631.5k $29.8k $29.8k 0.00% New
12 UBS Group AG 0.00% of their portfolio ZURICH, V8 18,51818.5k $17.5k $17.5k 0.00% Added +17.0k +16,978
13 Sanctuary Advisors, LLC 0.00% of their portfolio INDIANAPOLIS, IN 10,20010.2k $9.6k $9.6k 0.00% Unchanged
14 GSA CAPITAL PARTNERS LLP 0.00% of their portfolio LONDON, X0 10,02210.0k $9.0k $9.0k 0.00% New
15 JONES FINANCIAL COMPANIES LLLP 0.00% of their portfolio DES PERES, MO 10,00010.0k $9.7k $9.7k 0.00% New
16 BlackRock, Inc. 0.00% of their portfolio New York, NY 4,6224.6k $4.4k $4.4k 0.00% Unchanged
17 Tower Research Capital LLC (TRC) 0.00% of their portfolio NEW YORK, NY 332332 $314 $314 0.00% New
18 SBI Securities Co., Ltd. 0.00% of their portfolio TOKYO, M0 305305 $288 $288 0.00% Unchanged
19 Caitong International Asset Management Co., Ltd 0.00% of their portfolio HONG KONG, K3 11 $1 $1 0.00% New