$ONCY

$0.47 -$0.03 (5.79%) Close

$ONCY Overview Financial Statements SEC Filings Executives News Red Flags Capital Raising Ownership Insider Transactions Congressional Trades

Ownership

13F as of Q2 2026 · 127.5M shares outstanding

Who owns ONCY?

By type of holder

Institutions 0.0% Insiders 1.9% Everyone else 98.1%

Concentration Top 10 holders own 1.8%

Seizinger Bernd R. 0.4% · Pisano Wayne 0.4%

Institutional ownership

0.0%

-2.3 pts vs last qtr

Institutional holders

-56 vs last qtr

Net shares bought

−3.0M

by institutions in Q2 2026

New / sold out

1 / 57

positions opened vs closed

How is ownership changing?

Institutions, last 8 quarters

Biggest buyers in Q2 2026

Y-Intercept (Hong Kong) Ltd NEW +13.3K

Biggest sellers in Q2 2026

Renaissance Technologies LLC SOLD OUT −715.8K
Sandbox Financial Partners, LLC SOLD OUT −400.0K

Who is planning to sell?

No insider has filed a notice of proposed sale (Form 144) for Oncolytics Biotech Inc in the last 12 months.

Is your stake being diluted?

Diluted share count, FY2024–FY2025

+25.3%

+25.33% a year

Each share's claim on the business

−20.2%

shrank without buying or selling a share

Spent on buybacks vs paid in stock

— vs $5.09M

over 2 fiscal years

Diluted shares, split-adjusted

Buybacks Stock-based comp

How patient are the owners?

Institutional shares by how long they've been held

5+ years0% 3–5 years0% 1–3 years0% Under 1 year100%

Quarterly turnover

50.2%

of institutional shares changed hands

Top 10 managers, median time held

0 quarters

Super Investors

Investment managers reporting ONCY on Form 13F

Holder	Shares	% of company	Change vs last qtr	Held since	% of their book
RT Renaissance Technologies LLC	—	—	SOLD OUT	—	0.0%
Shares held by quarter Peak holding715.8K (Q1'26) Change over 8 quarters0 Renaissance Technologies LLC's full portfolio →
SF Sandbox Financial Partners, LLC	—	—	SOLD OUT	—	0.0%
Shares held by quarter Peak holding400.0K (Q1'26) Change over 8 quarters0 Sandbox Financial Partners, LLC's full portfolio →

Renaissance Technologies LLC

—

% of company

—

Change vs last qtr

SOLD OUT

Held since

—

Sandbox Financial Partners, LLC

—

% of company

—

Change vs last qtr

SOLD OUT

Held since

—

4 more super investors behind a free account

See every manager holding Oncolytics Biotech Inc, how their position has changed, and how long they've held it.

Institutional Funds

Mutual funds and ETFs reporting ONCY on Form N-PORT; together they hold 0.1% of the company

Fund	Position value	Shares	% of company	% of the fund	As of
FN Fidelity Nasdaq Composite Index Fund Fidelity Concord Street Trust	$75.6K	66.9K	0.05%	0.00%	February 28, 2026

Fidelity Nasdaq Composite Index Fund

Fidelity Concord Street Trust

Position value

$75.6K

% of company

0.05%

% of the fund

0.00%

As of

February 28, 2026

Insiders and 5%+ holders

From Forms 3/4/5 and Schedules 13D/G

Holder	Shares	% of company	Change vs last qtr	8 quarters	Held since	% of their book
SB Seizinger Bernd R. Insider	567.0K	0.44%	—	—	—	—
Insider holdings come from Form 3/4/5 filings, which are not quarterly. Share of the company0.440% Seizinger Bernd R.'s insider activity →
PW Pisano Wayne Insider	492.4K	0.39%	—	—	—	—
Insider holdings come from Form 3/4/5 filings, which are not quarterly. Share of the company0.390% Pisano Wayne's insider activity →

Seizinger Bernd R.

Insider

567.0K

% of company

0.44%

Change vs last qtr

—

Held since

—

Pisano Wayne

Insider

492.4K

% of company

0.39%

Change vs last qtr

—

Held since

—

10 more holders behind a free account

See every insider and 5%+ holder of Oncolytics Biotech Inc.

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