Bridgeline Digital, Inc.
BLIN- Exchange
- Nasdaq
- Industry
- Services-Prepackaged Software
- SEC CIK
- 0001378590
No open-market purchases or sales by Bridgeline Digital, Inc. insiders were filed in the last 90 days; 15 institutions reported holding it in 13F filings for Q2 2026, worth $1.87M in total; no superinvestor holds it.
13F holders, Q3 2025
Institutional positions in Bridgeline Digital, Inc. as of Sep 30, 2025. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 15
- +3 vs. Q2 2025
- Shares held
- 1.94M
- −21.5K (−1.1%) vs. Q2 2025
- Total value
- $2.55M
- −$168.9K (−6.2%) vs. Q2 2025
- New holders
- 4
- 2 more added
- Sold out
- 1
- 6 more reduced
1 institution that held it in Q2 2025 haven't filed for Q3 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q2 2025: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting BLIN on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 15 | $1.87M |
| Q1 2026 | 17 | $1.37M |
| Q4 2025 | 19 | $1.57M |
| Q3 2025 | 15 | $2.55M |
| Q2 2025 | 13 | $2.74M |
| Q1 2025 | 15 | $2.94M |
| Q4 2024 | 12 | $697.2K |
| Q3 2024 | 12 | $453.4K |
| Q2 2024 | 12 | $665.7K |
| Q1 2024 | 10 | $867.6K |
| Q4 2023 | 10 | $712.2K |
| Q3 2023 | 14 | $767.6K |
| Q2 2023 | 13 | $1.04M |
| Q1 2023 | 14 | $808.7K |
| Q4 2022 | 12 | $990.3K |
| Q3 2022 | 17 | $1.43M |
| Q2 2022 | 17 | $1.53M |
| Q1 2022 | 20 | $3.84M |
| Q4 2021 | 22 | $5.19M |
| Q3 2021 | 22 | $5.28M |
| Q2 2021 | 12 | $5.05M |
| Q1 2021 | 16 | $2.63M |
Institutions, Q3 2025
Shares, value and share of portfolio for each institution holding Bridgeline Digital, Inc.; share changes are against Q2 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Bard Associates Inc | 1,388,782 | $1.83M | 0.49% | −15,200−1.1% | Reduced |
| Renaissance Technologies LLC | 172,229 | $227.3K | 0.00% | −11,600−6.3% | Reduced |
| Geode Capital Management, LLC | 126,042 | $165.2K | 0.00% | +305+0.2% | Added |
| Vanguard Group Inc | 110,790 | $145.1K | 0.00% | 00.0% | Unchanged |
| Susquehanna International Group, LLP | 54,188 | $71.0K | 0.00% | −15,198−21.9% | Reduced |
| Citadel Advisors LLC | 31,069 | $40.7K | 0.00% | +31,069 | New |
| State Street Corp | 16,200 | $21.2K | 0.00% | 00.0% | Unchanged |
| Northern Trust Corp | 11,551 | $15.2K | 0.00% | 00.0% | Unchanged |
| Schonfeld Strategic Advisors LLC | 10,210 | $13.5K | 0.00% | −8,000−43.9% | Reduced |
| XTX Topco Ltd | 10,223 | $13.4K | 0.00% | +10,223 | New |
| Tower Research Capital LLC (TRC) | 3,363 | $4.44K | 0.00% | +743+28.4% | Added |
| CIBC Private Wealth Group, LLC | 2,000 | $2.64K | 0.00% | +2,000 | New |
| Bank of America Corp | 84 | $111 | 0.00% | −12−12.5% | Reduced |
| Barclays PLC | 33 | $44 | 0.00% | +33 | New |
| UBS Group AG | 2 | $3 | 0.00% | −12,432−100.0% | Reduced |
| Citigroup Inc | 0 | $0 | 0.00% | −3,416−100.0% | Sold out |
| Avantax Advisory Services, Inc. | – | – | – | – | Not filed |