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IBO · Impact Biomedical Inc.

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$0.48 +0.03 (+6.83%) At close · Aug 21
Market Cap
$51.75M
Shares
107.82M

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: 23
Total Value: $1,763,742
Total Shares: 3,834,254

Institutional Ownership Trend

8 quarters

Holder Concentration

Across 23 13F filers · Δ vs Mar 31, 2026
Top Holder
30.9%
Sep 2024 → Jun 2026 · range 30.9% – 57.1%
−1.1 pts
Top 5
90.0%
Sep 2024 → Jun 2026 · range 84.0% – 99.9%
−0.1 pts
Top 10
99.4%
Sep 2024 → Jun 2026 · range 98.3% – 100.0%
−0.3 pts
HHI
1,975
Sep 2024 → Jun 2026 · range 1,965 – 3,893
Moderately concentrated−23

Quarterly Activity

vs Mar 31, 2026
New
3
Increased
4
Decreased
5
Sold Out
1
Unchanged
11
Holder count: +2
Institutional value: -21.0%
Shares held: +3.0%

Top Buyers

vs Mar 31, 2026
Institution Added Now Holds Open

Top Sellers

vs Mar 31, 2026
Institution Sold Now Holds Open

Top New Positions

vs Mar 31, 2026
Institution Acquired Value (USD) Open

Top Sold-Out Positions

vs Mar 31, 2026
Institution Previously Held Last Value (USD) Open
Showing 23 of 23
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Holder Value (USD) % of 13F Shares Open
Key facts CIK 1834105 CUSIP 45259L205 13F (30d) 20 filings 20 filers Visit website