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BLIN

Bridgeline Digital, Inc.

Company with tickers: BLIN

CIK
1378590
CUSIP
10807Q700
Shares Outstanding
12,599,879
13F Activity (30d)
7 filings 7 filers

Institutional ownership from SEC Form 13F filings. Investment managers with more than $100 million in U.S. equities must disclose their positions every quarter, within 45 days of quarter-end, so the holdings shown can lag the market by up to a quarter.

Holders: 13
Total Value: $1,194,485
Total Shares: 1,493,111

Institutional Ownership Trend

31 quarters

Holder Concentration

Across 13 13F filers
Top Holder
72.2%
Dec 2024 → Mar 2026 · range 29.6% – 76.5%
of institutional value
Top 5
93.4%
Dec 2024 → Mar 2026 · range 85.7% – 96.2%
of institutional value
Top 10
99.6%
Dec 2024 → Mar 2026 · range 99.3% – 100.0%
of institutional value
HHI
5,350
Dec 2024 → Mar 2026 · range 2,033 – 5,958
Highly concentrated

Quarterly Activity

vs Jan 30, 2026
New
13
Increased
0
Decreased
0
Sold Out
1
Unchanged
0
Holder count: +12
Institutional value: -45.0%
Shares held: -43.7%

Top New Positions

vs Jan 30, 2026
Institution Acquired Value (USD) Open

Top Sold-Out Positions

vs Jan 30, 2026
Institution Previously Held Last Value (USD) Open
Showing 13 of 13
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Holder Value (USD) % of 13F Shares Open