$TOVX

$0.19 -$0.01 (2.79%) Close

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

Ownership

13F as of Q2 2026 · 45.9M shares outstanding

Who owns TOVX?

By type of holder

Institutions 4.3% Everyone else 95.7%

No insider has reported a holding in the last two years, so insiders are counted in "Everyone else".

Concentration Top 10 holders own 3.9%

Vanguard Capital Management LLC 1.1% · Geode Capital Management, LLC 0.6%

Institutional ownership

4.3%

-0.0 pts vs last qtr

Institutional holders

+3 vs last qtr

Net shares bought

−9.0K

by institutions in Q2 2026

New / sold out

5 / 2

positions opened vs closed

How is ownership changing?

Institutions, last 8 quarters

Biggest buyers in Q2 2026

Vanguard Capital Management LLC +293.8K
Jane Street Group, LLC +154.9K

Biggest sellers in Q2 2026

Virtu Financial LLC −166.1K
UBS Group AG −164.6K

Who is planning to sell?

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

Is your stake being diluted?

Diluted share count, FY2023–FY2025

+528.1%

+150.62% a year

Each share's claim on the business

−84.1%

shrank without buying or selling a share

Spent on buybacks vs paid in stock

— vs $1.88M

over 3 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 years28% Under 1 year72%

Quarterly turnover

32.3%

of institutional shares changed hands

Top 10 managers, median time held

3 quarters

Super Investors

Investment managers reporting TOVX on Form 13F

Holder	Shares	% of company	Change vs last qtr	Held since	% of their book
VC Vanguard Capital Management LLC	486.2K	1.06%	+293.8K (+152.7%)	Q3 '25	0.0%
Shares held by quarter Peak holding486.2K (Q2'26) Change over 8 quarters+486.2K Share of the company1.060% Vanguard Capital Management LLC's full portfolio →
GC Geode Capital Management, LLC	294.0K	0.64%	−156.2K (−34.7%)	2025	0.0%
Shares held by quarter Peak holding450.3K (Q1'26) Change over 8 quarters+294.0K Share of the company0.640% Geode Capital Management, LLC's full portfolio →

Vanguard Capital Management LLC

486.2K

% of company

1.06%

Change vs last qtr

+293.8K (+152.7%)

Held since

Q3 '25

Geode Capital Management, LLC

294.0K

% of company

0.64%

Change vs last qtr

−156.2K (−34.7%)

Held since

2025

25 more super investors behind a free account

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

Institutional Funds

Mutual funds and ETFs reporting TOVX on Form N-PORT; together they hold 1.7% of the company

Fund	Position value	Shares	% of company	% of the fund	As of
VE Vanguard Extended Market Index Fund Vanguard Index Funds	$122K	486.2K	1.06%	0.00%	June 30, 2026
FE Fidelity Extended Market Index Fund Fidelity Concord Street Trust	$61.7K	246.9K	0.54%	0.00%	August 31, 2026

Vanguard Extended Market Index Fund

Vanguard Index Funds

Position value

$122K

% of company

1.06%

% of the fund

0.00%

As of

June 30, 2026

Fidelity Extended Market Index Fund

Fidelity Concord Street Trust

Position value

$61.7K

% of company

0.54%

% of the fund

0.00%

As of

August 31, 2026

2 more funds behind a free account

See every fund holding Theriva Biologics Inc and how much of the fund the position is.

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