| Filer | Ownership | Change % | Holdings Value | Net Change | Nb Shares | Change % | Reporting Name | Report Period |
|---|---|---|---|---|---|---|---|---|
| Kahn Roger E. | 20% | +17% | $2,464,293 | +$444,830 | 2,649,777 | +22% | Kahn Roger E. | 30 Jan 2026 |
| BARD ASSOCIATES INC | 9.7% | -14% | $905,820 | -$201,585 | 1,091,086 | -18% | BARD ASSOCIATES INC | 26 Dec 2025 |
| Jacobsen Per A. | 9.6% | $1,540,000 | 1,000,000 | Jacobsen Per A. | 23 Dec 2024 |
As of 31 Dec 2025, 17 institutional investors reported holding 1,878,197 shares of Bridgeline Digital, Inc. - Common Stock (BLIN). This represents 17% of the company’s total 11,248,309 outstanding shares.
The largest institutional shareholders of Bridgeline Digital, Inc. - Common Stock (BLIN) together control 17% of the company’s outstanding shares — a level of ownership often associated with strong institutional conviction and long‑term capital commitment.
| Institution | Ownership % | Shares Held | Share Change % | Portfolio % | Holdings Value |
|---|---|---|---|---|---|
| BARD ASSOCIATES INC | 10% | 1,159,328 | -17% | 0.25% | $962,475 |
| RENAISSANCE TECHNOLOGIES LLC | 1.3% | 146,129 | -15% | 0% | $121,316 |
| GEODE CAPITAL MANAGEMENT, LLC | 1.1% | 126,042 | 0% | 0% | $104,674 |
| CITADEL ADVISORS LLC | 1% | 117,838 | +279% | 0% | $97,829 |
| VANGUARD GROUP INC | 0.98% | 110,790 | 0% | 0% | $91,955 |
| Lido Advisors, LLC | 0.51% | 57,620 | 0% | $47,836 | |
| DRW Securities, LLC | 0.48% | 54,438 | 0% | $45,194 | |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | 0.28% | 31,116 | -43% | 0% | $25,833 |
| XTX Topco Ltd | 0.23% | 26,376 | +158% | 0% | $21,897 |
| STATE STREET CORP | 0.14% | 16,200 | 0% | 0% | $13,449 |
| NORTHERN TRUST CORP | 0.1% | 11,551 | 0% | 0% | $9,590 |
| Schonfeld Strategic Advisors LLC | 0.09% | 10,335 | +1.2% | 0% | $8,580 |
| Tower Research Capital LLC (TRC) | 0.04% | 4,711 | +40% | 0% | $3,911 |
| CITIGROUP INC | 0.03% | 3,634 | 0% | $3,017 | |
| CIBC Private Wealth Group LLC | 0.02% | 2,000 | 0% | 0% | $1,660 |
| BANK OF AMERICA CORP /DE/ | 0% | 85 | +1.2% | 0% | $71 |
| UBS Group AG | 0% | 4 | +100% | 0% | $3 |
| BARCLAYS PLC | 0% | 0 | -100% | $0 |
| Period | Reported Shares, Excl. Options | Value, Excl. Options | Value Change | Price (Median) | Investors |
|---|---|---|---|---|---|
| 2025 Q4 | 1,878,197 | $1,559,290 | -$48,641 | $0.83 | 17 |
| 2025 Q3 | 1,936,766 | $2,553,102 | -$31,099 | $1.32 | 15 |
| 2025 Q2 | 1,968,251 | $2,735,923 | -$40,269 | $1.39 | 13 |
| 2025 Q1 | 1,986,787 | $2,940,517 | +$2,283,843 | $1.48 | 15 |
| 2024 Q4 | 441,570 | $697,176 | +$100,066 | $1.58 | 12 |
| 2024 Q3 | 394,109 | $453,450 | -$359,142 | $1.15 | 12 |
| 2024 Q2 | 723,610 | $665,744 | -$22,111 | $0.92 | 12 |
| 2024 Q1 | 747,610 | $867,592 | -$83,522 | $1.16 | 10 |
| 2023 Q4 | 819,636 | $712,236 | -$89,234 | $0.87 | 10 |
| 2023 Q3 | 924,377 | $767,551 | +$33,321 | $0.83 | 14 |
| 2023 Q2 | 882,880 | $1,041,656 | -$6,512 | $1.18 | 13 |
| 2023 Q1 | 889,876 | $815,438 | -$92,214 | $0.91 | 14 |
| 2022 Q4 | 945,182 | $997,263 | -$158,976 | $1.05 | 12 |
| 2022 Q3 | 1,096,116 | $1,441,000 | -$263,884 | $1.31 | 15 |
| 2022 Q2 | 1,274,862 | $1,533,000 | -$896,862 | $1.20 | 14 |
| 2022 Q1 | 2,012,870 | $3,842,000 | -$575,375 | $1.91 | 17 |
| 2021 Q4 | 2,295,691 | $5,188,000 | +$1,777,935 | $2.26 | 19 |
| 2021 Q3 | 1,489,417 | $6,122,000 | +$1,291,506 | $4.11 | 19 |
| 2021 Q2 | 1,174,279 | $5,048,000 | +$1,626,544 | $4.29 | 11 |
| 2021 Q1 | 909,201 | $2,624,000 | +$2,030,015 | $2.88 | 15 |
| 2020 Q4 | 206,047 | $531,000 | +$102,000 | $2.58 | 4 |
| 2020 Q3 | 177,743 | $331,000 | +$280,433 | $1.86 | 7 |
| 2020 Q2 | 27,290 | $46,000 | -$31,000 | $1.69 | 1 |
| 2020 Q1 | 116,688 | $77,000 | -$2,000 | $0.63 | 2 |
| 2019 Q4 | 118,026 | $181,000 | +$12,000 | $1.50 | 3 |
| 2019 Q3 | 110,000 | $210,000 | -$65,764 | $1.91 | 1 |
| 2019 Q2 | 136,878 | $335,000 | +$335,000 | $2.45 | 2 |