$PYXS

$1.84 +$0.15 (8.88%) Close

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

Ownership

13F as of Q2 2026 · 83.4M shares outstanding

Who owns PYXS?

By type of holder

Institutions 41.0% Insiders 4.9% Everyone else 54.2%

Concentration Top 10 holders own 45.7%

GordonMD Global Investments LP 12.0% · Lara Sullivan, M.D. 9.0%

Institutional ownership

41.0%

+7.9 pts vs last qtr

Institutional holders

-2 vs last qtr

Net shares bought

+6.6M

by institutions in Q2 2026

New / sold out

9 / 11

positions opened vs closed

How is ownership changing?

Institutions, last 8 quarters

Biggest buyers in Q2 2026

GordonMD Global Investments LP +5.9M
Atle Fund Management AB +769.4K

Biggest sellers in Q2 2026

683 Capital Management, LLC −436.9K
Millennium Management LLC −164.6K

Who is planning to sell?

Notices of proposed sale, last 12 months

$107K

1 notice from 1 person

Shares covered

35.0K

0.04% of the company

Arranged in advance

100%

of the value is under a 10b5-1 plan

Under a 10b5-1 plan No plan

Largest proposed sellers

Dupont Jakob Director 10b5-1 $107K

Every notice on Red Flags →

A Form 144 is notice of a planned sale, not the sale itself. What insiders actually sold is on Insider Transactions.

Is your stake being diluted?

Diluted share count, FY2021–FY2025

+631.7%

+64.47% a year

Each share's claim on the business

−86.3%

shrank without buying or selling a share

Spent on buybacks vs paid in stock

— vs $63.9M

over 5 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 years31% 1–3 years29% Under 1 year40%

Quarterly turnover

18.1%

of institutional shares changed hands

Top 10 managers, median time held

4 years

Super Investors

Investment managers reporting PYXS on Form 13F

Holder	Shares	% of company	Change vs last qtr	Held since	% of their book
GG GordonMD Global Investments LP	10.0M	12.02%	+5.9M (+143.2%)	Q4 '25	14.6%
Shares held by quarter Peak holding10.0M (Q2'26) Change over 8 quarters+10.0M Share of the company12.020% GordonMD Global Investments LP's full portfolio →
P Pfizer Inc	7.0M	8.43%	Unchanged	2024	11.4%
Shares held by quarter Peak holding7.0M (Q4'24) Change over 8 quarters+7.0M Share of the company8.430% Pfizer Inc's full portfolio →

GordonMD Global Investments LP

10.0M

% of company

12.02%

Change vs last qtr

+5.9M (+143.2%)

Held since

Q4 '25

Pfizer Inc

7.0M

% of company

8.43%

Change vs last qtr

Unchanged

Held since

2024

28 more super investors behind a free account

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

Institutional Funds

Mutual funds and ETFs reporting PYXS on Form N-PORT; together they hold 3.9% of the company

Fund	Position value	Shares	% of company	% of the fund	As of
VT Vanguard Total Stock Market Index Fund Vanguard Index Funds	$4.28M	1.4M	1.71%	0.00%	June 30, 2026
VE Vanguard Extended Market Index Fund Vanguard Index Funds	$1.68M	558.8K	0.67%	0.00%	June 30, 2026

Vanguard Total Stock Market Index Fund

Vanguard Index Funds

Position value

$4.28M

% of company

1.71%

% of the fund

0.00%

As of

June 30, 2026

Vanguard Extended Market Index Fund

Vanguard Index Funds

Position value

$1.68M

% of company

0.67%

% of the fund

0.00%

As of

June 30, 2026

17 more funds behind a free account

See every fund holding Pyxis Oncology Inc and how much of the fund the position is.

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
LS Lara Sullivan, M.D. 5%+ holder 13D · 11.2%	7.5M	9.04%	—	—	—	—
This holder reports through Schedule 13D/G, not a quarterly 13F. Share of the company9.040% Disclosed stake13D · 11.2% View the 13D/G filing →
YC Yanchik Connealy Pamela Insider	3.4M	4.11%	—	—	—	—
Insider holdings come from Form 3/4/5 filings, which are not quarterly. Share of the company4.110% Yanchik Connealy Pamela's insider activity →

Lara Sullivan, M.D.

5%+ holder13D · 11.2%

7.5M

% of company

9.04%

Change vs last qtr

—

Held since

—

Yanchik Connealy Pamela

Insider

3.4M

% of company

4.11%

Change vs last qtr

—

Held since

—

3 more holders behind a free account

See every insider and 5%+ holder of Pyxis Oncology Inc.

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