$TDW

$85.55 +$1.06 (1.25%) Close

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

Ownership

13F as of Q2 2026 · 49.8M shares outstanding

Who owns TDW?

By type of holder

Institutions 100.0% Insiders 0.0% Everyone else 0.0%

Concentration Top 10 holders own 58.4%

BlackRock, Inc. 15.2% · Price T Rowe Associates Inc /MD/ 7.4%

Institutional ownership

100.0%

0 pts vs last qtr

Institutional holders

359

-4 vs last qtr

Net shares bought

+4.8M

by institutions in Q2 2026

New / sold out

52 / 56

positions opened vs closed

How is ownership changing?

Institutions, last 8 quarters

Biggest buyers in Q2 2026

Baillie Gifford & Co +1.0M
Citadel Advisors LLC +1.0M

Biggest sellers in Q2 2026

Neuberger Berman Group LLC −468.0K
UBS Group AG −455.6K

Who is planning to sell?

Notices of proposed sale, last 12 months

$58.4M

12 notices from 5 people

Shares covered

663.0K

1.33% of the company

Arranged in advance

of the value is under a 10b5-1 plan

Under a 10b5-1 plan No plan

Largest proposed sellers

Robotti Robert Director $47.6M
Hudson Daniel A. Officer $5.07M

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, FY2016–FY2025

+114.7%

+8.86% a year

Each share's claim on the business

−53.4%

shrank without buying or selling a share

Spent on buybacks vs paid in stock

$216M vs $107M

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+ years57% 3–5 years12% 1–3 years17% Under 1 year14%

Quarterly turnover

10.8%

of institutional shares changed hands

Top 10 managers, median time held

5 years

Super Investors

Investment managers reporting TDW on Form 13F

Holder	Shares	% of company	Change vs last qtr	Held since	% of their book
B BlackRock, Inc.	7.6M	15.18%	+307.4K (+4.2%)	≤2021	0.0%
Shares held by quarter Peak holding7.6M (Q2'26) Change over 8 quarters+605.6K Share of the company15.180% BlackRock, Inc.'s full portfolio →
PT Price T Rowe Associates Inc /MD/	3.7M	7.40%	+476.3K (+14.9%)	≤2021	0.0%
Shares held by quarter Peak holding4.4M (Q3'25) Change over 8 quarters+1.8M Share of the company7.400% Price T Rowe Associates Inc /MD/'s full portfolio →

BlackRock, Inc.

7.6M

% of company

15.18%

Change vs last qtr

+307.4K (+4.2%)

Held since

≤2021

Price T Rowe Associates Inc /MD/

3.7M

% of company

7.40%

Change vs last qtr

+476.3K (+14.9%)

Held since

≤2021

28 more super investors behind a free account

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

Institutional Funds

Mutual funds and ETFs reporting TDW on Form N-PORT; together they hold 58.5% of the company

Fund	Position value	Shares	% of company	% of the fund	As of
IC iShares Core S&P Small-Cap ETF iShares Trust	$185M	2.8M	5.59%	0.17%	June 30, 2026
NG Neuberger Genesis Fund Neuberger Berman Equity Funds	$152M	1.9M	3.84%	1.77%	February 28, 2026

iShares Core S&P Small-Cap ETF

iShares Trust

Position value

$185M

% of company

5.59%

% of the fund

0.17%

As of

June 30, 2026

Neuberger Genesis Fund

Neuberger Berman Equity Funds

Position value

$152M

% of company

3.84%

% of the fund

1.77%

As of

February 28, 2026

23 more funds behind a free account

See every fund holding Tidewater 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
KQ Kneen Quintin Insider	344.1K	0.69%	—	—	—	—
Insider holdings come from Form 3/4/5 filings, which are not quarterly. Share of the company0.690% Kneen Quintin's insider activity →
RS Rubio Samuel R Insider	117.7K	0.24%	—	—	—	—
Insider holdings come from Form 3/4/5 filings, which are not quarterly. Share of the company0.240% Rubio Samuel R's insider activity →

Kneen Quintin

Insider

344.1K

% of company

0.69%

Change vs last qtr

—

Held since

—

Rubio Samuel R

Insider

117.7K

% of company

0.24%

Change vs last qtr

—

Held since

—

8 more holders behind a free account

See every insider and 5%+ holder of Tidewater Inc..

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