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CSCIF

COSCIENS Biopharma Inc.
$2.45 +0.15 (+6.52%) At close · Jul 2
Market Cap
$2.60M
Shares
3,183,330

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: 2
Total Value: $9,657
Total Shares: 3,910

Institutional Ownership Trend

5 quarters

Holder Concentration

Across 2 13F filers · Δ vs Jun 30, 2025
Top Holder
98.7%
Sep 2024 → Sep 2025 · range 28.2% – 98.7%
+55.9 pts
Top 5
100.0%
Sep 2024 → Sep 2025 · range 88.6% – 100.0%
+9.0 pts
Top 10
100.0%
Sep 2024 → Sep 2025 · range 99.3% – 100.0%
+0.4 pts
HHI
9,749
Sep 2024 → Sep 2025 · range 1,864 – 9,749
Highly concentrated+7,269

Quarterly Activity

vs Jun 30, 2025
New
0
Increased
0
Decreased
0
Sold Out
14
Unchanged
2
Holder count: -14
Institutional value: -89.4%
Shares held: -85.4%

Top New Positions

vs Jun 30, 2025
No new positions this quarter.

Top Sold-Out Positions

vs Jun 30, 2025
Institution Previously Held Last Value (USD) Open
Showing 2 of 2
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Holder Value (USD) % of 13F Shares Open
Key facts CIK 1113423 CUSIP 22112H101 Visit website Investor relations