ISSUER PROFILE · CIK 0001378590
Bridgeline Digital, Inc.BLIN
12 13D/G filings
3 distinct filers
26 insider transactions (365d)
Cross-Reference Snapshot
Distinct filers
3
multi-activist cluster
Insiders (365d)
26
21 buys · 0 sales
Latest short DTC
1.00
as of 2026-05-29
13D/G Filings Timeline · 12 total
Form 4 Insider Transactions · last 365d
| Date | Insider | Role | Type | Shares | Price | Value |
|---|
| 2026-03-10 |
Kahn Roger E. |
director, officer, 10%+ |
Buy |
10,000 |
$0.93 |
$9K |
| 2026-03-03 |
Ketslakh Michael |
director |
Buy |
4,472 |
$0.85 |
$4K |
| 2026-03-02 |
Ketslakh Michael |
director |
Buy |
2,487 |
$0.85 |
$2K |
| 2026-02-25 |
Ketslakh Michael |
director |
Buy |
10,647 |
$0.85 |
$9K |
| 2026-02-24 |
Ketslakh Michael |
director |
Buy |
2,394 |
$0.85 |
$2K |
| 2026-02-19 |
Ketslakh Michael |
director |
Buy |
1,353 |
$0.85 |
$1K |
| 2026-02-19 |
Kahn Roger E. |
director, officer, 10%+ |
Buy |
5,000 |
$0.85 |
$4K |
| 2026-02-18 |
Kahn Roger E. |
director, officer, 10%+ |
Buy |
14,000 |
$0.82 |
$11K |
| 2026-02-17 |
Kahn Roger E. |
director, officer, 10%+ |
Buy |
35,301 |
$0.75 |
$26K |
| 2026-01-30 |
KAHN JONI |
director |
Award |
22,500 |
— |
— |
| 2026-01-30 |
Galaznik Kenneth |
director |
Award |
22,500 |
— |
— |
| 2026-01-30 |
Ketslakh Michael |
director |
Award |
22,500 |
— |
— |
| 2026-01-30 |
Ross Brandon |
director |
Award |
22,500 |
— |
— |
| 2026-01-30 |
Windhausen Thomas R. |
officer |
Award |
50,000 |
$0.82 |
$41K |
| 2026-01-30 |
Kahn Roger E. |
director, officer, 10%+ |
Award |
300,000 |
$0.82 |
$246K |
| 2026-01-30 |
Ross Brandon |
director |
F |
7,583 |
$0.82 |
$6K |
| 2026-01-30 |
KAHN JONI |
director |
F |
7,252 |
$0.82 |
$6K |
| 2025-12-30 |
Kahn Roger E. |
director, officer, 10%+ |
Option exercise |
1,000 |
$0.81 |
$810 |
| 2025-12-30 |
Kahn Roger E. |
director, officer, 10%+ |
F |
685 |
$0.90 |
$617 |
| 2025-09-30 |
Kahn Roger E. |
director, officer, 10%+ |
Award |
169,429 |
— |
— |
| 2025-09-30 |
Windhausen Thomas R. |
officer |
Award |
50,000 |
$1.32 |
$66K |
| 2025-09-30 |
Kahn Roger E. |
director, officer, 10%+ |
F |
57,098 |
$1.32 |
$75K |
| 2025-08-26 |
Kahn Roger E. |
director, officer, 10%+ |
Buy |
39,500 |
$1.38 |
$55K |
| 2025-06-26 |
Galaznik Kenneth |
director |
Award |
20,133 |
— |
— |
| 2025-06-26 |
Ketslakh Michael |
director |
Award |
20,133 |
— |
— |
Showing 25 of 26
FINRA Short Interest History
| Settlement | Short Interest | Days to Cover | % Δ vs prior |
|---|
| 2026-05-29 |
19,012 |
1.00 |
+46.6% |
| 2026-05-15 |
12,964 |
1.00 |
+99.3% |
| 2026-04-30 |
6,505 |
1.00 |
-23.2% |
| 2026-04-15 |
8,466 |
1.00 |
-1.9% |
| 2026-03-31 |
8,629 |
1.00 |
-32.0% |
| 2026-03-13 |
12,684 |
1.00 |
+35.1% |
| 2026-02-27 |
9,386 |
1.00 |
-86.8% |
| 2026-02-13 |
71,150 |
1.01 |
+0.5% |
| 2026-01-30 |
70,800 |
1.29 |
+3.2% |
| 2026-01-15 |
68,604 |
1.00 |
-10.5% |
| 2025-12-31 |
76,614 |
1.00 |
+15.9% |
| 2025-12-15 |
66,106 |
1.00 |
-36.7% |
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