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FIBROBIOLOGICS (FBLG)
NASDAQ
$1.05-$0.005 (-0.48%)
Price as of Jun 03, 2026 6:23 PM EDT- $6.0MMarket Cap
- -93.34%1-Year Change
- BiotechnologyIndustry
FIBROBIOLOGICS (FBLG)
$1.05-$0.005 (-0.48%)
Top Holders
Institutional
Mutual Funds
Holder | Ownership %
| Shares Held | Change (Shares, %) | Report Date |
|---|---|---|---|---|
BLACKROCK FUNDING, INC. /DE | 85.22% | 1.8M | +29,602 (+1.66%) | Dec 31, 2024 |
VANGUARD GROUP INC | 58.03% | 1.2M | -17,440 (-1.43%) | Dec 31, 2025 |
BLACKROCK INC. | 43.84% | 918,964 | +905,774 (+98.56%) | Jun 30, 2024 |
N/A | 3.23% | 67,665 | +67,665 (+100.00%) | Mar 31, 2026 |
AQR CAPITAL MANAGEMENT LLC | 2.49% | 52,217 | +19,990 (+38.28%) | Jun 30, 2025 |
FUND EVALUATION GROUP, LLC | 2.47% | 51,794 | +51,794 (+100.00%) | Mar 31, 2026 |
NUVEEN ASSET MANAGEMENT, LLC | 1.65% | 34,540 | 0 (0.00%) | Dec 31, 2024 |
Holder | Ownership %
| Shares Held | Change (Shares, %) | Report Date |
|---|---|---|---|---|
VANGUARD INDEX FUNDS | 51.43% | 1.1M | 0 (0.00%) | Mar 31, 2026 |
FIDELITY SALEM STREET TRUST | 13.68% | 286,761 | 0 (0.00%) | Mar 31, 2026 |
VANGUARD SCOTTSDALE FUNDS | 7.75% | 162,474 | 0 (0.00%) | Feb 28, 2026 |
SCHWAB CAPITAL TRUST | 3.33% | 69,732 | 0 (0.00%) | Jan 31, 2026 |
BRIDGEWAY FUNDS INC | 1.91% | 40,000 | 0 (0.00%) | Mar 31, 2026 |
TIAA-CREF FUNDS | 1.65% | 34,540 | 0 (0.00%) | Jan 31, 2026 |
LINCOLN VARIABLE INSURANCE PRODUCTS TRUST | 0.97% | 20,300 | 0 (0.00%) | Mar 31, 2026 |
Current Ownership Distribution
- Institutions28.9M (71.44%)
- Mutual Funds11.2M (27.60%)
- Insiders387,231 (0.96%)
- Other0 (0.00%)
Insider Transactions
- 0.96% (387,231)Current InsiderOwnership (%, shares)
- 3Number of InsiderBuying (last 12 months)
- $6.8MAmount of InsiderBuying (last 12 months)
- 0Number of InsiderSelling (last 12 months)
- $0.00Amount of InsiderSelling (last 12 months)
Insider Name & Title | Type | Date
| Transaction Value | Shares | Share Price | Shares After Transactions |
|---|---|---|---|---|---|---|
O'HEERON PETE CHIEF EXECUTIVE OFFICER | Award | May 04, 2026 | $0.00 | 92,410 | $0.00 | 92,410 |
Khoja Hamid Chief Scientific Officer | Award | May 04, 2026 | $0.00 | 61,607 | $0.00 | 61,607 |
O'HEERON PETE CHIEF EXECUTIVE OFFICER | Buy | Mar 04, 2026 | $6,005.96 | 15,872 | $0.38 | 6.0M |
Khoja Hamid Chief Scientific Officer | Buy | Mar 04, 2026 | $11,400.00 | 30,000 | $0.38 | 61,250 |
O'HEERON PETE CHIEF EXECUTIVE OFFICER | Buy | Mar 03, 2026 | $7,372.82 | 18,200 | $0.41 | 5.9M |
O'HEERON PETE CHIEF EXECUTIVE OFFICER | Buy | Mar 02, 2026 | $6,152.08 | 17,428 | $0.35 | 5.9M |
GARCIA RUBEN A General Counsel | Buy | Feb 27, 2026 | $13,056.00 | 40,000 | $0.33 | 180,000 |
Link Matthew | Award | Jun 12, 2025 | $0.00 | 22,000 | $0.00 | 22,000 |
HOFFMAN ROBERT | Award | Jun 12, 2025 | $0.00 | 22,000 | $0.00 | 22,000 |
Coen Stacy Ann | Award | Jun 12, 2025 | $0.00 | 22,000 | $0.00 | 22,000 |
Niklas Victoria Ninon Olivia | Award | Jun 12, 2025 | $0.00 | 22,000 | $0.00 | 22,000 |
Davis Jason Chief Financial Officer | Award | Jun 09, 2025 | $0.00 | 450,000 | $0.00 | 450,000 |
O'HEERON PETE CHIEF EXECUTIVE OFFICER | Award | Mar 26, 2025 | $0.00 | 453,000 | $0.00 | 453,000 |
GARCIA RUBEN A General Counsel | Award | Mar 26, 2025 | $0.00 | 189,000 | $0.00 | 189,000 |
Khoja Hamid CHIEF SCIENTIFIC OFFICER | Award | Mar 26, 2025 | $0.00 | 189,000 | $0.00 | 189,000 |
GARCIA RUBEN A General Counsel | Award | Dec 27, 2024 | $0.00 | 176,200 | $0.00 | 176,200 |
O'HEERON PETE Chief Executive Officer | Award | Dec 27, 2024 | $0.00 | 406,339 | $0.00 | 406,339 |
O'HEERON PETE Chief Executive Officer | Gift | Dec 09, 2024 | $0.00 | 100,000 | $0.00 | 5.9M |
O'HEERON PETE Chief Executive Officer | Gift | Dec 03, 2024 | $0.00 | 50,000 | $0.00 | 6.0M |