Biofrontera Inc.: which funds bought and sold
Institutions that bought and sold Biofrontera shares in Q2 2026, from the holdings they reported to the SEC on Form 13F for March 31, 2026 and June 30, 2026.
Between March 31, 2026 and June 30, 2026, 13 institutions that filed 13F reports for both quarters added to or opened positions in Biofrontera, and 4 cut or closed them. Together they added a net 370K shares, +15.4% on what they held at the start of the quarter. Active managers and hedge funds on our list were net buyers of 262K shares; index fund managers were net buyers of 18K shares (+7.9%). 9 opened a new position and 2 sold out entirely.
Bought, Q2 2026 13 institutions, 9 of them new holders Sold, Q2 2026 4 institutions, 2 of them sold out
Net change, all compared +370K shares (+15.4%)
Net change, active managers +262K shares (—), 2 bought, 0 sold
Buyers versus sellers
13 bought 4 4 sold
Active managers and hedge funds 2 bought · 0 sold · +262K
Index fund managers 2 bought · 1 sold · +18K
Other institutions 9 bought · 3 sold · +89K
Biggest buyers
| Institution | Change in shares | Shares June 30, 2026 | Value |
|---|---|---|---|
| Renaissance Technologies LLC Hedge fund | +158K New position | 158K | $148,921 |
| Rosalind Advisors, Inc. | +112K +9.6% | 1.3M | $1.2M |
| Citadel Advisors LLC Hedge fund | +105K New position | 105K | $99,222 |
| Jane Street Group, LLC | +93K New position | 93K | $87,932 |
| HRT Financial LP | +43K New position | 43K | $40,000 |
| Northern Trust Corp Index funds | +32K New position | 32K | $29,817 |
| Xtx Topco Ltd | +29K +130.7% | 52K | $49,066 |
| Vanguard Capital Management LLC Index funds | +19K +36.6% | 71K | $67,525 |
| UBS Group AG | +17K +1102.5% | 19K | $17,518 |
| Gsa Capital Partners LLP | +10K New position | 10K | $9,000 |
| Jones Financial Companies LLLP | +10K New position | 10K | $9,710 |
| Tower Research Capital LLC (TRC) | +332 New position | 332 | $314 |
| Caitong International Asset Management Co., Ltd | +1 New position | 1 | $1 |
| Institution | Change in shares | Shares June 30, 2026 | Value |
|---|---|---|---|
| Renaissance Technologies LLC Hedge fund | +158K New position | 158K | $148,921 |
| Citadel Advisors LLC Hedge fund | +105K New position | 105K | $99,222 |
Biggest sellers
| Institution | Change in shares | Shares June 30, 2026 | Value |
|---|---|---|---|
| Aigh Capital Management LLC | −175K −19.2% | 740K | $699,585 |
| Susquehanna International Group, LLP | −39K Sold out | 0 | — |
| Geode Capital Management, LLC Index funds | −33K −29.8% | 77K | $72,513 |
| Citigroup Inc | −12K Sold out | 0 | — |
| Institution | Change in shares | Shares June 30, 2026 | Value |
|---|---|---|---|
| None of the active managers on our list. | |||
New positions
| Institution | Shares | Value June 30, 2026 |
|---|---|---|
| Renaissance Technologies LLCHedge fund | 158K | $148,921 |
| Citadel Advisors LLCHedge fund | 105K | $99,222 |
| Jane Street Group, LLC | 93K | $87,932 |
| HRT Financial LP | 43K | $40,000 |
| Northern Trust CorpIndex funds | 32K | $29,817 |
| Jones Financial Companies LLLP | 10K | $9,710 |
| Gsa Capital Partners LLP | 10K | $9,000 |
| Tower Research Capital LLC (TRC) | 332 | $314 |
| Caitong International Asset Management Co., Ltd | 1 | $1 |
Sold out
| Institution | Shares | Value March 31, 2026 |
|---|---|---|
| Susquehanna International Group, LLP | 39K | $31,206 |
| Citigroup Inc | 12K | $9,576 |
Who holds the shares
- Institutions reporting
- 19
- Ten largest holders
- 96.9% of 13F-reported shares
- Index fund managers
- 8.9% of 13F-reported shares
- Active managers and hedge funds
- 9.5% of 13F-reported shares
| Type | Bought | Sold | New | Sold out | Net change in shares | Net % |
|---|---|---|---|---|---|---|
| Active managers and hedge funds | 2 | 0 | 2 | 0 | +262K | — |
| Index fund managers | 2 | 1 | 1 | 0 | +18K | +7.9% |
| Other institutions | 9 | 3 | 6 | 2 | +89K | +4.1% |