Who owns TIDEWATER INC?
Prices and market caps: Cboe delayed data, at least 15 minutes delayed. Not real-time. Fundamentals from company filings.
Institutional ownership of TDW from SEC Form 13F filings across 362 reporting managers. All positions are from one synchronized reporting period — 2026-06-30 books, filed up to 45 days after quarter end — so every row is comparable.
As of the 2026-06-30 reporting period, 362 institutions disclosed 57.3M shares of TIDEWATER INC worth $3.82B — about 115.2% of shares outstanding; the largest disclosed holder is BlackRock, Inc.. Source: SEC Form 13F filings, parsed by EvidInvest.
362
13F holders
$3.82B
value, 2026 filers
115.2%
of shares outstanding (57.3M sh)
55
new positions (2026 filers)
Top institutional holders
ordered by shares owned · positions as of 2026-06-30 · % of fund = share of the manager's own book · % of co. = share of TDW's shares outstanding
| # | Manager | Shares | Value | % of fund | % of co. | Δ shares QoQ |
|---|---|---|---|---|---|---|
| 1 | BlackRock, Inc. | 7.6M | $503.2M | 0.0% | 15.2% | +4.2% |
| 2 | PRICE T ROWE ASSOCIATES INC /MD/ | 3.7M | $245.4M | 0.0% | 7.4% | +14.9% |
| 3 | ROBOTTI ROBERT | 2.9M | $193.7M | 31.3% | 5.8% | -0.5% |
| 4 | NEUBERGER BERMAN GROUP LLC | 2.8M | $186.8M | 0.1% | 5.6% | -14.3% |
| 5 | VANGUARD PORTFOLIO MANAGEMENT LLC | 2.8M | $184.0M | 0.0% | 5.6% | +5.2% |
| 6 | DIMENSIONAL FUND ADVISORS LP | 2.1M | $138.7M | 0.0% | 4.2% | +13.2% |
| 7 | STATE STREET CORP | 2.0M | $135.3M | 0.0% | 4.1% | +4.2% |
| 8 | VANGUARD CAPITAL MANAGEMENT LLC | 2.0M | $130.1M | 0.0% | 3.9% | +0.5% |
| 9 | BAILLIE GIFFORD & CO | 1.7M | $111.3M | 0.1% | 3.4% | +154.9% |
| 10 | AMERICAN CENTURY COMPANIES INC | 1.6M | $107.8M | 0.0% | 3.3% | +21.2% |
| 11 | WELLINGTON MANAGEMENT GROUP LLP | 1.5M | $98.3M | 0.0% | 3% | +11.1% |
| 12 | Sourcerock Group LLC | 1.4M | $93.6M | 4.9% | 2.8% | +231.7% |
| 13 | GEODE CAPITAL MANAGEMENT, LLC | 1.3M | $89.7M | 0.0% | 2.7% | +17.9% |
| 14 | CITADEL ADVISORS LLC | 1.2M | $83.2M | 0.0% | 2.5% | +415.0% |
| 15 | UBS Group AG | 1.1M | $70.3M | 0.0% | 2.1% | -30.1% |
| 16 | THIRD AVENUE MANAGEMENT LLC | 934,121 | $62.2M | 10.0% | 1.9% | +1.4% |
| 17 | FRONTIER CAPITAL MANAGEMENT CO LLC | 894,796 | $59.6M | 0.6% | 1.8% | -16.6% |
| 18 | MORGAN STANLEY | 857,870 | $57.2M | 0.0% | 1.7% | +52.2% |
| 19 | VAN ECK ASSOCIATES CORP | 764,490 | $50.9M | 0.0% | 1.5% | -11.3% |
| 20 | FORT WASHINGTON INVESTMENT ADVISORS INC /OH/ | 683,705 | $45.6M | 0.2% | 1.4% | +70.7% |
| 21 | Hosking Partners LLP | 609,611 | $40.6M | 1.4% | 1.2% | -8.0% |
| 22 | Driehaus Capital Management LLC | 558,352 | $37.2M | 0.2% | 1.1% | -26.4% |
| 23 | CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 546,128 | $36.4M | 0.0% | 1.1% | -2.7% |
| 24 | GOLDMAN SACHS GROUP INC | 537,393 | $35.8M | 0.0% | 1.1% | +41.7% |
| 25 | Cerity Partners LLC | 535,392 | $35.7M | 0.0% | 1.1% | -1.3% |
Source: SEC Form 13F-HR filings (institutional managers over $100M in US-listed positions). 13Fs disclose long positions only, up to 45 days after quarter end; each manager's latest filed quarter is shown per row and dollar values are the manager's filed marks. Aggregates labeled "2026 filers" count only managers whose latest book is a 2026 quarter. Related: valuation · options positioning · supply chain. Research, not investment advice.