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ONCY

Oncolytics Biotech Inc

Company with tickers: ONCY

CIK
1129928
CUSIP
682310875
Shares Outstanding
119,354,067
13F Activity (30d)
41 filings 39 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: 57
Total Value: $2,546,980
Total Shares: 2,996,471

Institutional Ownership Trend

25 quarters

Holder Concentration

Across 57 13F filers · Δ vs Dec 31, 2025
Top Holder
23.9%
Jun 2023 → Mar 2026 · range 13.6% – 85.3%
+8.6 pts
Top 5
55.4%
Jun 2023 → Mar 2026 · range 47.4% – 93.9%
+8.1 pts
Top 10
69.6%
Jun 2023 → Mar 2026 · range 63.4% – 97.2%
+6.2 pts
HHI
945
Jun 2023 → Mar 2026 · range 604 – 7,301
Broadly held+341

Quarterly Activity

vs Dec 31, 2025
New
15
Increased
16
Decreased
3
Sold Out
19
Unchanged
23
Holder count: -4
Institutional value: +4.7%
Shares held: +7.1%

Top Buyers

vs Dec 31, 2025
Institution Added Now Holds Open

Top Sellers

vs Dec 31, 2025
Institution Sold Now Holds Open

Top New Positions

vs Dec 31, 2025
Institution Acquired Value (USD) Open

Top Sold-Out Positions

vs Dec 31, 2025
Institution Previously Held Last Value (USD) Open
Showing 57 of 57
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Holder Value (USD) % of 13F Shares Open