ABEO · Insider trading · 13F holders · Congress trades
Abeona Therapeutics Inc. (ABEO)
Who is buying and selling ABEO: company insiders on SEC Form 4, hedge funds and superinvestors on Form 13F, and members of Congress under the STOCK Act. Every figure links to the filing or page it comes from.
- 13F filers holding
- 13
- Insider buys, 90 days
- $0
- Insider sales, 90 days
- $296K
- Congress trades, 12 months
- 0
ABEO at a glance
- Between Aug 1, 2026 and Oct 29, 2026, 5 ABEO insiders filed 5 sales worth $296K on SEC Form 4, and no open-market purchases.
- 13 13F filers hold ABEO among their 50 largest positions, worth $106.6M combined. The biggest bets by portfolio weight are Propel Bio Management, LLC (3.2%), Stonepine Capital Management, LLC (2.6%) and Nantahala Capital Management, LLC (1.9%). In their latest 13Fs, 1 manager opened a new position and 2 added to one.
- No member of Congress has disclosed a trade in ABEO.
- ABEO last closed at $4.56 on Oct 29, 2026.
ABEO insider trading
Between Aug 1, 2026 and Oct 29, 2026, 5 ABEO insiders filed 5 sales worth $296K on SEC Form 4, and no open-market purchases.
| Filed | Insider | Role | Trade | Shares | Price | Value | Form 4 |
|---|---|---|---|---|---|---|---|
| Sep 29, 2026 | Seshadri Vishwas | Chief Executive Officer, Director | Sale | 19,608 | $5.16 | $101K | SEC |
| Sep 29, 2026 | Vazzano Joseph Walter | Chief Financial Officer | Sale | 9,191 | $5.16 | $47K | SEC |
| Sep 29, 2026 | O'Malley Brendan M. | SVP, Chief Legal Officer | Sale | 6,727 | $5.16 | $35K | SEC |
| Sep 29, 2026 | Vasanthavada Madhav | Chief Commercial Officer | Sale | 4,902 | $5.16 | $25K | SEC |
| Sep 1, 2026 | Alvino Mark | Director | Sale | 15,000 | $5.86 | $88K | SEC |
Who owns ABEO? Hedge funds and superinvestors
13 13F filers hold ABEO among their 50 largest positions, worth $106.6M combined. The biggest bets by portfolio weight are Propel Bio Management, LLC (3.2%), Stonepine Capital Management, LLC (2.6%) and Nantahala Capital Management, LLC (1.9%). In their latest 13Fs, 1 manager opened a new position and 2 added to one.
| Manager | % of portfolio | Value | Shares | Last quarter | 13F |
|---|---|---|---|---|---|
| Nantahala Capital Management, LLCHedge fund | 1.9% | $31.7M | 5,136,490 | +2.5% shares | Q2 2026 |
| Cable Car Capital, LPHedge fund | 0.4% | $18.6M | 3,007,329 | +0.0% shares | Q2 2026 |
| AIGH Capital Management LLCHedge fund | 1.7% | $18.5M | 2,987,000 | -3.6% shares | Q2 2026 |
| AWM Investment Company, Inc.Hedge fund | 0.8% | $9.2M | 1,486,130 | — | Q2 2026 |
| Propel Bio Management, LLCHedge fund | 3.2% | $6.1M | 983,070 | -26.1% shares | Q2 2026 |
| Nan Fung Trinity (HK) LtdInvestment manager | 0.6% | $5.9M | 956,770 | +0.0% shares | Q2 2026 |
| Diametric Capital, LPHedge fund | 0.5% | $4.7M | 755,021 | +23.5% shares | Q2 2026 |
| Silverarc Capital Management, LLCHedge fund | 0.4% | $3.8M | 610,407 | -5.9% shares | Q2 2026 |
| Stonepine Capital Management, LLCHedge fund | 2.6% | $3.4M | 557,284 | -25.4% shares | Q2 2026 |
| Knoll Capital Management, LLCHedge fund | 1.4% | $3.0M | 485,515 | +0.0% shares | Q2 2026 |
| Palo Alto Investors LPHedge fund | 0.1% | $673K | 108,865 | +0.0% shares | Q2 2026 |
| Gem Investment Advisors, LLCHedge fund | 0.4% | $612K | 99,084 | New | Q2 2026 |
| Pale Fire Capital SEAsset manager | 0.0% | $506K | 81,945 | +17.3% shares | Q2 2026 |
Each manager counts with its latest 13F (Q2 2026: 13). Screen ABEO in the grand portfolio →
ABEO stock trades by members of Congress
No member of Congress has disclosed a trade in ABEO.
ABEO questions and answers
Are insiders buying ABEO stock?
Between Aug 1, 2026 and Oct 29, 2026, 5 ABEO insiders filed 5 sales worth $296K on SEC Form 4, and no open-market purchases.
Which hedge funds own ABEO?
13 13F filers hold ABEO among their 50 largest positions, worth $106.6M combined. The biggest bets by portfolio weight are Propel Bio Management, LLC (3.2%), Stonepine Capital Management, LLC (2.6%) and Nantahala Capital Management, LLC (1.9%). In their latest 13Fs, 1 manager opened a new position and 2 added to one.
Has Congress traded ABEO?
No member of Congress has disclosed a trade in ABEO.
Who is the largest holder of ABEO?
Among 13F filers, Nantahala Capital Management, LLC reports the largest ABEO position, $31.7M (5,136,490 shares) in its Q2 2026 13F. The biggest bet by portfolio weight is Propel Bio Management, LLC's: 3.2% of its portfolio.
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