TIDEWATER INC (TDW) Institutional Shareholders
TIDEWATER INC (TDW) is currently reported in institutional portfolios tracked by InsiderSet based on the latest available SEC Form 13F filings for the quarter ended June 30, 2026. The institutional investors covered on this page collectively reported approximately $3.79B in TDW holdings during the latest filing period.
Blackrock, Inc. is currently the largest disclosed institutional shareholder of TDW tracked by InsiderSet, reporting ownership valued at approximately $503.20M in its June 30, 2026 SEC Form 13F filing. Based on current market prices and the latest disclosed share count, the position is now estimated to be worth approximately $654.70M, representing an estimated gain of +30.11% since the filing period.
The top 10 institutional shareholders tracked on this page collectively account for approximately 51% of the total disclosed TDW value among the investors covered in this analysis. Major shareholders include Blackrock, Inc., Price T Rowe Associates Inc, Robotti Robert, and several other long-term asset managers with concentrated positions in TIDEWATER INC (TDW).
This page ranks the largest institutional TDW shareholders using publicly disclosed SEC Form 13F data, including reported values, estimated current holding values, portfolio allocation percentages, ownership concentration metrics, and historical holding changes across major hedge funds and investment firms.
Institutional Holders
351
Total Reported Value
$3.79B
Largest Holder
Blackrock, Inc.
Largest Position
$503.20M
Insider Transactions (90d)
5
Latest Filing Quarter
Q2 2026
New Institutional Positions
44
Funds Exiting Positions
0
| Name | Investor/Manager | Portfolio % | Quantity | Reported Balance | Current Estimated Value | Gain/loss Since Filing | Estimated Portfolio Performance |
|---|---|---|---|---|---|---|---|
| Blackrock, Inc. | 0.01% | 7,552,159 | $503,200,329 | $654,696,664 | +$151,496,335 | +30.11% | |
| Price T Rowe Associates Inc | 0.02% | 3,683,612 | $245,440,000 | $319,332,324 | +$73,892,324 | +30.11% | |
| Robotti Robert | 31.26% | 2,906,380 | $193,652,099 | $251,954,082 | +$58,301,983 | +30.11% | |
| Neuberger Berman Group Llc | 0.12% | 2,803,406 | $186,790,937 | $243,027,266 | +$56,236,329 | +30.11% | |
| Vanguard Portfolio Management Llc | 0.01% | 2,762,204 | $184,045,653 | $239,455,465 | +$55,409,812 | +30.11% | |
| Dimensional Fund Advisors Lp | 0.03% | 2,081,880 | $138,715,778 | $180,478,177 | +$41,762,399 | +30.11% | |
| State Street Corp | 0.00% | 2,030,982 | $135,324,331 | $176,065,830 | +$40,741,499 | +30.11% | |
| Vanguard Capital Management Llc | 0.00% | 1,953,287 | $130,147,513 | $169,330,450 | +$39,182,937 | +30.11% | |
| Baillie Gifford & Co | 0.10% | 1,670,774 | $111,323,672 | $144,839,398 | +$33,515,726 | +30.11% | |
| American Century Companies Inc | 0.05% | 1,617,736 | $107,789,750 | $140,241,534 | +$32,451,784 | +30.11% | |
| Wellington Management Group Llp | 0.02% | 1,475,804 | $98,332,820 | $127,937,449 | +$29,604,629 | +30.11% | |
| Sourcerock Group Llc | 4.87% | 1,404,984 | $93,614,084 | $121,798,063 | +$28,183,979 | +30.11% | |
| Geode Capital Management, Llc | 0.00% | 1,345,522 | $89,671,152 | $116,643,302 | +$26,972,150 | +30.08% | |
| Citadel Advisors Llc | 0.05% | 1,248,280 | $83,172,897 | $108,213,393 | +$25,040,496 | +30.11% | |
| Ubs Group Ag | 0.01% | 1,055,775 | $70,346,289 | $91,525,135 | +$21,178,846 | +30.11% | |
| Third Avenue Management | Marty Whitman | 9.95% | 934,121 | $62,240,482 | $80,978,949 | +$18,738,467 | +30.11% |
| Frontier Capital Management Co Llc | 0.56% | 894,796 | $59,620,257 | $77,569,865 | +$17,949,608 | +30.11% | |
| Morgan Stanley | 0.00% | 857,870 | $57,159,994 | $74,368,750 | +$17,208,756 | +30.11% | |
| Van Eck Associates Corp | 0.03% | 764,490 | $50,937,969 | $66,273,638 | +$15,335,669 | +30.11% | |
| Fort Washington Investment Advisors Inc | 0.23% | 683,705 | $45,555,264 | $59,270,386 | +$13,715,122 | +30.11% | |
| Hosking Partners Llp | 1.35% | 609,611 | $40,618,381 | $52,847,178 | +$12,228,797 | +30.11% | |
| Driehaus Capital Management Llc | 0.22% | 558,352 | $37,202,994 | $48,403,535 | +$11,200,541 | +30.11% | |
| Charles Schwab Investment Management Inc | 0.00% | 546,128 | $36,388,509 | $47,343,836 | +$10,955,327 | +30.11% | |
| Goldman Sachs Group Inc | 0.00% | 537,393 | $35,806,496 | $46,586,599 | +$10,780,103 | +30.11% | |
| Cerity Partners Llc | 0.04% | 535,392 | $35,673,150 | $46,413,132 | +$10,739,982 | +30.11% | |
| Northern Trust Corp | 0.00% | 492,632 | $32,824,071 | $42,706,268 | +$9,882,197 | +30.11% | |
| Bank Of America Corp | 0.00% | 424,622 | $28,292,564 | $36,810,481 | +$8,517,917 | +30.11% | |
| Boston Partners | 0.02% | 413,172 | $28,078,707 | $35,817,881 | +$7,739,174 | +27.56% | |
| Silvercrest Asset Management Group Llc | 0.18% | 419,056 | $27,921,943 | $36,327,965 | +$8,406,022 | +30.11% | |
| Old West Investment Management, Llc | 2.78% | 393,788 | $26,238,094 | $34,137,482 | +$7,899,388 | +30.11% | |
| Federated Hermes, Inc. | 0.04% | 392,399 | $26,145,545 | $34,017,069 | +$7,871,524 | +30.11% | |
| Bank Of New York Mellon Corp | 0.00% | 372,838 | $24,842,170 | $32,321,326 | +$7,479,156 | +30.11% | |
| Fmr Llc | 0.00% | 366,390 | $24,412,580 | $31,762,349 | +$7,349,769 | +30.11% | |
| Keybank National Association/Oh | 0.08% | 346,699 | $23,100,576 | $30,055,336 | +$6,954,760 | +30.11% | |
| Punch & Associates Investment Management, Inc. | 1.13% | 342,356 | $22,811,182 | $29,678,842 | +$6,867,660 | +30.11% | |
| Vanguard Fiduciary Trust Co | 0.00% | 331,601 | $22,094,575 | $28,746,491 | +$6,651,916 | +30.11% | |
| Empire Life Investments Inc. | 1.22% | 328,957 | $21,918,405 | $28,517,282 | +$6,598,877 | +30.11% | |
| Millennium Management Llc | 0.01% | 321,301 | $21,408,286 | $27,853,584 | +$6,445,298 | +30.11% | |
| Principal Financial Group Inc | 0.01% | 316,805 | $21,108,717 | $27,463,825 | +$6,355,108 | +30.11% | |
| Zurich Insurance Group Ltd/Fi | 0.14% | 298,941 | $19,918,439 | $25,915,195 | +$5,996,756 | +30.11% | |
| Valueworks Llc | 4.13% | 297,114 | $19,796,706 | $25,756,813 | +$5,960,107 | +30.11% | |
| Victory Capital Management Inc | 0.01% | 295,543 | $19,692,030 | $25,620,623 | +$5,928,593 | +30.11% | |
| Raymond James Financial Inc | 0.01% | 294,358 | $19,613,074 | $25,517,895 | +$5,904,821 | +30.11% | |
| Invesco Ltd. | 0.00% | 292,275 | $19,474,283 | $25,337,320 | +$5,863,037 | +30.11% | |
| Aegis Financial Corp | 2.91% | 276,529 | $18,425,127 | $23,972,299 | +$5,547,172 | +30.11% | |
| Fideuram - Intesa Sanpaolo Private Banking S.P.A. | 0.53% | 265,133 | $17,665,814 | $22,984,380 | +$5,318,566 | +30.11% | |
| Villere St Denis J & Co Llc | 1.99% | 249,856 | $16,647,905 | $21,660,017 | +$5,012,112 | +30.11% | |
| Balyasny Asset Management L.P. | 0.03% | 239,673 | $15,969,412 | $20,777,252 | +$4,807,840 | +30.11% | |
| Timessquare Capital Management, Llc | 0.23% | 232,097 | $15,464,623 | $20,120,489 | +$4,655,866 | +30.11% | |
| Ameriprise Financial Inc | 0.00% | 216,153 | $14,402,277 | $18,738,304 | +$4,336,027 | +30.11% |
Frequently asked questions about TDW
Who owns the most TDW stock?
The largest holders of TDW are typically major institutional investors such as asset managers and hedge funds reporting on Form 13F. The table above ranks tracked superinvestors by reported position size using the latest available filings for TIDEWATER INC (TDW).
Is TDW widely held by superinvestors?
Many widely followed stocks like TDW appear across numerous superinvestor portfolios because of liquidity, index inclusion, and fundamentals. The holder count and table above show how broadly TDW is represented among the institutional managers we track.
What do “Current Estimated Value”, “Gain/loss Since Filing”, and “Estimated Portfolio Performance” mean?
Current Estimated Value is reported share quantity from the latest 13F times our most recent split-adjusted U.S. session close. Gain/loss Since Filing is that estimate minus the reported 13F dollar value; Estimated Portfolio Performance is that difference as a percent of the reported value. Green means the estimate is above the filing value; red means below (not purchase cost). If many filers share the same implied filing price per share, the performance % may match across rows. These are not official fund marks or live quotes.