$GWRE

$183.96 -$5.04 (2.67%) Close

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

Ownership

13F as of Q2 2026 · 82.0M shares outstanding

Who owns GWRE?

By type of holder

Institutions 100.0% Insiders 0.0% Everyone else 0.0%

Concentration Top 10 holders own 55.9%

BlackRock, Inc. 10.9% · Bamco Inc /ny/ 11.0%

Institutional ownership

100.0%

0 pts vs last qtr

Institutional holders

544

-50 vs last qtr

Net shares bought

−1.2M

by institutions in Q2 2026

New / sold out

85 / 135

positions opened vs closed

How is ownership changing?

Institutions, last 8 quarters

Biggest buyers in Q2 2026

Bamco Inc /ny/ +2.4M
Jpmorgan Chase & Co +1.4M

Biggest sellers in Q2 2026

Royal Bank Of Canada −1.8M
Massachusetts Financial Services Co /ma/ −966.4K

Who is planning to sell?

Notices of proposed sale, last 12 months

$51.6M

89 notices from 14 people

Shares covered

330.1K

0.40% of the company

Arranged in advance

41%

of the value is under a 10b5-1 plan

Under a 10b5-1 plan No plan

Largest proposed sellers

Michael George Rosenbaum Chief executive officer $12.3M
Mike Rosenbaum Officer 10b5-1 $10.2M

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, FY2017–FY2026

+13.4%

+1.40% a year

Each share's claim on the business

−11.8%

shrank without buying or selling a share

Spent on buybacks vs paid in stock

$1.07B vs $1.24B

over 10 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+ years70% 3–5 years4% 1–3 years18% Under 1 year8%

Quarterly turnover

14.3%

of institutional shares changed hands

Top 10 managers, median time held

5 years

Super Investors

Investment managers reporting GWRE on Form 13F

Holder	Shares	% of company	Change vs last qtr	Held since	% of their book
B BlackRock, Inc.	8.9M	10.87%	−418.0K (−4.5%)	≤2021	0.0%
Shares held by quarter Peak holding10.9M (Q2'25) Change over 8 quarters+3.0M Share of the company10.870% BlackRock, Inc.'s full portfolio →
B/ Bamco Inc /ny/	9.0M	10.97%	+2.4M (+36.3%)	≤2021	1.7%
Shares held by quarter Peak holding9.0M (Q2'26) Change over 8 quarters+3.0M Share of the company10.970% Bamco Inc /ny/'s full portfolio →

BlackRock, Inc.

8.9M

% of company

10.87%

Change vs last qtr

−418.0K (−4.5%)

Held since

≤2021

Bamco Inc /ny/

9.0M

% of company

10.97%

Change vs last qtr

+2.4M (+36.3%)

Held since

≤2021

28 more super investors behind a free account

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

Institutional Funds

Mutual funds and ETFs reporting GWRE on Form N-PORT; together they hold 50.4% of the company

Fund	Position value	Shares	% of company	% of the fund	As of
BP Baron Partners Fund Baron Select Funds	$432M	3.5M	4.28%	2.39%	June 30, 2026
IC iShares Core S&P Mid-Cap ETF iShares Trust	$356M	2.9M	3.53%	0.29%	June 30, 2026

Baron Partners Fund

Baron Select Funds

Position value

$432M

% of company

4.28%

% of the fund

2.39%

As of

June 30, 2026

iShares Core S&P Mid-Cap ETF

iShares Trust

Position value

$356M

% of company

3.53%

% of the fund

0.29%

As of

June 30, 2026

23 more funds behind a free account

See every fund holding Guidewire Software, 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
RM Rosenbaum Michael George Insider	273.7K	0.33%	—	—	—	—
Insider holdings come from Form 3/4/5 filings, which are not quarterly. Share of the company0.330% Rosenbaum Michael George's insider activity →
MJ Mullen John P Insider	178.2K	0.22%	—	—	—	—
Insider holdings come from Form 3/4/5 filings, which are not quarterly. Share of the company0.220% Mullen John P's insider activity →

Rosenbaum Michael George

Insider

273.7K

% of company

0.33%

Change vs last qtr

—

Held since

—

Mullen John P

Insider

178.2K

% of company

0.22%

Change vs last qtr

—

Held since

—

12 more holders behind a free account

See every insider and 5%+ holder of Guidewire Software, Inc..

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