Tidewater TDW Institutional Ownership

NYSE TDW

$85.32 -1.18 (-1.36%)

At close: Oct 29, 2026 · 4:00 PM EDT

Institutions by Trading Activity

363 Institutions

Increased 183 50.4%

Unchanged 57 15.7%

Reduced 123 33.9%

Ownership Statistics

13F · as of 30 Jun, 2026

Institutional Ownership

—

13F totals exceed reported shares outstanding

Shares Held by Institutions

57.31Mn

of 49.75Mn outstanding

▲+9.36% QoQ

Shares Outstanding

49.75Mn

Institutional Investors

363

filed 13F for Jun 2026

▲+2 vs prior quarter

Net Shares Added (QoQ)

+4.90Mn

accumulated since last quarter

Value of Holdings

$4.89Bn

reported market value

Shares Owned by Institutions

Shares held % of outstanding

Latest —

Average ownership —

Peak ownership —

Shares Purchased/Sold by Institutions

Accumulated Distributed

Latest quarter —

Net over range —

Accumulating quarters —

Ownership Summary

Updated Oct 11, 2026

Tidewater Inc (NYSE:TDW) was held by 363 institutional investors that filed 13F reports for the quarter ended June 30, 2026.

Total shares held in Tidewater rose 9.36% from Q1 2026, while the number of holders rose 20.60% from Q2 2025.
Among the 363 holders of Tidewater, 183 added to their positions, 123 reduced their stakes and 57 left their positions unchanged.
Combined, institutional investors held 57.31Mn shares of TDW as of Q2 2026, up 4.9Mn from the prior quarter and up 7.73Mn from a year earlier.
As of June 30, 2026, BlackRock, Inc. held the largest stake in Tidewater with 7.55Mn shares.
Among existing holders, the largest additions to Tidewater in Q2 2026 came from Baillie Gifford & Co (+1.02Mn shares), Citadel Advisors LLC (+1.01Mn shares), Sourcerock Group LLC (+981.47K shares), T. Rowe Price Associates Inc (+476.31K shares) and BlackRock, Inc. (+307.42K shares).
The biggest cuts to TDW positions during Q2 2026 came from Neuberger Berman Group LLC (-467.96K shares), UBS Group AG (-455.62K shares), Driehaus Capital Management LLC (-200.18K shares), Ameriprise Financial Inc (-182.78K shares) and Frontier Capital Management Co LLC (-178K shares).
According to Business Quant data, the leading holders of TDW for Q2 2026 were BlackRock, Inc. (7.55Mn shares), T. Rowe Price Associates Inc (3.68Mn shares), Robotti Robert (2.91Mn shares), Neuberger Berman Group LLC (2.8Mn shares), Vanguard Portfolio Management LLC (2.76Mn shares), Dimensional Fund Advisors LP (2.08Mn shares), State Street Corp (2.03Mn shares), Vanguard Capital Management LLC (1.95Mn shares), Baillie Gifford & Co (1.67Mn shares) and American Century Companies Inc (1.62Mn shares).

Form 13F Holdings

363 Institutional Holders

Report period 30 Jun, 2026

Total shares held 57.31Mn

Of outstanding —

#	Institution	CIK	Shares Held	% of Outstanding	Change (QoQ)	Change (%)	Value (USD)
1	BlackRock, Inc.	0002012383	7,552,159	15.18%	▲307,421	+4.24%	$503.20Mn
2	PRICE T ROWE ASSOCIATES INC /MD/	0000080255	3,683,612	7.40%	▲476,310	+14.85%	$245.44K
3	ROBOTTI ROBERT	0001105838	2,906,380	5.84%	▼14,309	-0.49%	$193.65Mn
4	Neuberger Berman Group LLC	0001465109	2,803,406	5.63%	▼467,965	-14.30%	$186.79Mn
5	VANGUARD PORTFOLIO MANAGEMENT LLC	0002100121	2,762,204	5.55%	▲135,559	+5.16%	$184.05Mn
6	DIMENSIONAL FUND ADVISORS LP	0000354204	2,081,880	4.18%	▲243,111	+13.22%	$138.72Mn
7	State Street Corp	0000093751	2,030,982	4.08%	▲82,557	+4.24%	$135.32Mn
8	VANGUARD CAPITAL MANAGEMENT LLC	0002100119	1,953,287	3.93%	▲10,416	+0.54%	$130.15Mn
9	BAILLIE GIFFORD & CO	0001088875	1,670,774	3.36%	▲1,015,381	+154.93%	$111.32Mn
10	AMERICAN CENTURY COMPANIES INC	0000748054	1,617,736	3.25%	▲282,494	+21.16%	$107.79Mn
11	WELLINGTON MANAGEMENT GROUP LLP	0000902219	1,475,804	2.97%	▲147,189	+11.08%	$98.33Mn
12	Sourcerock Group LLC	0001822531	1,404,984	2.82%	▲981,471	+231.75%	$93.61Mn
13	GEODE CAPITAL MANAGEMENT, LLC	0001214717	1,345,522	2.70%	▲203,878	+17.86%	$89.67Mn
14	CITADEL ADVISORS LLC	0001423053	1,248,280	2.51%	▲1,005,909	+415.03%	$83.17Mn
15	UBS Group AG	0001610520	1,055,775	2.12%	▼455,615	-30.15%	$70.35Mn
16	THIRD AVENUE MANAGEMENT LLC	0001099281	934,121	1.88%	▲12,940	+1.40%	$62.24Mn
17	FRONTIER CAPITAL MANAGEMENT CO LLC	0000351173	894,796	1.80%	▼177,997	-16.59%	$59.62Mn
18	Morgan Stanley	0000895421	857,870	1.72%	▲294,320	+52.23%	$57.16Mn
19	VAN ECK ASSOCIATES CORP	0000869178	764,490	1.54%	▼97,291	-11.29%	$50.94Mn
20	FORT WASHINGTON INVESTMENT ADVISORS INC /OH/	0001009016	683,705	1.37%	▲283,285	+70.75%	$45.56Mn

Showing 1 to 20 of 363 holders