TIDEWATER INC (TDW) Top 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 March 31, 2026. The institutional investors covered on this page collectively reported approximately $3.98B 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 $605.30M in its March 31, 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 $490.54M, representing an estimated loss of -18.96% since the filing period.
The top 10 institutional shareholders tracked on this page collectively account for approximately 55% of the total disclosed TDW value among the investors covered in this analysis. Major shareholders include Blackrock, Inc., Neuberger Berman Group Llc, 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
356
Total Reported Value
$3.98B
Largest Holder
Blackrock, Inc.
Largest Position
$605.30M
Insider Transactions (90d)
0
Latest Filing Quarter
Q1 2026
New Institutional Positions
79
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% | 7,244,738 | $605,297,828 | $490,541,210 | -$114,756,618 | -18.96% | |
| Neuberger Berman Group Llc | 0.21% | 3,271,371 | $273,323,040 | $221,504,530 | -$51,818,510 | -18.96% | |
| Robotti Robert | 38.05% | 2,920,689 | $244,023,566 | $197,759,852 | -$46,263,714 | -18.96% | |
| Vanguard Portfolio Management Llc | 0.01% | 2,626,645 | $219,456,190 | $177,850,133 | -$41,606,057 | -18.96% | |
| State Street Corp | 0.01% | 1,948,425 | $162,790,909 | $131,927,857 | -$30,863,052 | -18.96% | |
| Vanguard Capital Management Llc | 0.00% | 1,942,871 | $162,326,872 | $131,551,795 | -$30,775,077 | -18.96% | |
| Dimensional Fund Advisors Lp | 0.03% | 1,838,769 | $153,623,022 | $124,503,049 | -$29,119,973 | -18.96% | |
| Ubs Group Ag | 0.02% | 1,511,390 | $126,276,635 | $102,336,217 | -$23,940,418 | -18.96% | |
| American Century Companies Inc | 0.06% | 1,335,242 | $111,559,469 | $90,409,236 | -$21,150,233 | -18.96% | |
| Wellington Management Group Llp | 0.02% | 1,328,615 | $111,005,783 | $89,960,522 | -$21,045,261 | -18.96% | |
| Geode Capital Management, Llc | 0.01% | 1,141,644 | $95,407,559 | $77,300,715 | -$18,106,844 | -18.98% | |
| Frontier Capital Management Co Llc | 0.92% | 1,072,793 | $89,631,855 | $72,638,814 | -$16,993,041 | -18.96% | |
| Third Avenue Management | Marty Whitman | 12.49% | 921,181 | $76,964,673 | $62,373,166 | -$14,591,507 | -18.96% |
| Driehaus Capital Management Llc | 0.47% | 758,536 | $63,375,683 | $51,360,473 | -$12,015,210 | -18.96% | |
| Hosking Partners Llp | 1.98% | 662,422 | $55,345,358 | $44,852,594 | -$10,492,764 | -18.96% | |
| Baillie Gifford & Co | 0.06% | 655,393 | $54,758,085 | $44,376,660 | -$10,381,425 | -18.96% | |
| Morgan Stanley | 0.00% | 563,550 | $47,084,741 | $38,157,971 | -$8,926,771 | -18.96% | |
| Charles Schwab Investment Management Inc | 0.01% | 561,486 | $46,912,155 | $38,018,217 | -$8,893,938 | -18.96% | |
| Cerity Partners Llc | 0.06% | 542,609 | $45,334,958 | $36,740,055 | -$8,594,903 | -18.96% | |
| Federated Hermes, Inc. | 0.07% | 501,254 | $41,879,772 | $33,939,908 | -$7,939,864 | -18.96% | |
| Northern Trust Corp | 0.01% | 484,973 | $40,519,495 | $32,837,522 | -$7,681,973 | -18.96% | |
| Silvercrest Asset Management Group Llc | 0.26% | 436,085 | $36,435,246 | $29,527,315 | -$6,907,931 | -18.96% | |
| Boston Partners | 0.04% | 426,390 | $35,699,043 | $28,870,867 | -$6,828,176 | -19.13% | |
| Sourcerock Group Llc | 1.49% | 423,513 | $35,384,511 | $28,676,065 | -$6,708,446 | -18.96% | |
| Old West Investment Management, Llc | 3.72% | 410,257 | $34,276,972 | $27,778,501 | -$6,498,471 | -18.96% | |
| Fort Washington Investment Advisors Inc | 0.19% | 400,420 | $33,455,091 | $27,112,438 | -$6,342,653 | -18.96% | |
| Ameriprise Financial Inc | 0.01% | 398,931 | $33,330,686 | $27,011,618 | -$6,319,068 | -18.96% | |
| Goldman Sachs Group Inc | 0.00% | 379,161 | $31,678,902 | $25,672,991 | -$6,005,911 | -18.96% | |
| Empire Life Investments Inc. | 1.84% | 362,441 | $30,242,077 | $24,540,880 | -$5,701,197 | -18.85% | |
| Punch & Associates Investment Management, Inc. | 1.68% | 347,913 | $29,068,133 | $23,557,189 | -$5,510,944 | -18.96% | |
| Invesco Ltd. | 0.00% | 327,676 | $27,377,329 | $22,186,942 | -$5,190,387 | -18.96% | |
| Bank Of New York Mellon Corp | 0.00% | 323,869 | $27,059,219 | $21,929,170 | -$5,130,049 | -18.96% | |
| Vanguard Fiduciary Trust Co | 0.01% | 318,210 | $26,586,446 | $21,545,999 | -$5,040,447 | -18.96% | |
| Valueworks Llc | 7.23% | 317,632 | $26,538,154 | $21,506,863 | -$5,031,291 | -18.96% | |
| Raymond James Financial Inc | 0.01% | 314,587 | $26,283,744 | $21,300,686 | -$4,983,058 | -18.96% | |
| Principal Financial Group Inc | 0.01% | 306,514 | $25,609,245 | $20,754,063 | -$4,855,182 | -18.96% | |
| Keybank National Association/Oh | 0.09% | 304,682 | $25,456,229 | $20,630,018 | -$4,826,211 | -18.96% | |
| Villere St Denis J & Co Llc | 2.70% | 292,866 | $24,468,954 | $19,829,957 | -$4,638,997 | -18.96% | |
| Condire Management, Lp | 2.31% | 285,900 | $23,886,945 | $19,358,289 | -$4,528,656 | -18.96% | |
| Fideuram - Intesa Sanpaolo Private Banking S.P.A. | 0.83% | 282,838 | $23,631,116 | $19,150,961 | -$4,480,155 | -18.96% | |
| Aegis Financial Corp | 3.98% | 276,529 | $23,103,998 | $18,723,779 | -$4,380,219 | -18.96% | |
| Canoe Financial Lp | 0.31% | 274,800 | $22,959,540 | $18,606,708 | -$4,352,832 | -18.96% | |
| Victory Capital Management Inc | 0.01% | 272,549 | $22,771,469 | $18,454,293 | -$4,317,176 | -18.96% | |
| Fmr Llc | 0.00% | 263,914 | $22,050,010 | $17,869,617 | -$4,180,393 | -18.96% | |
| Bank Of America Corp | 0.00% | 247,218 | $20,655,064 | $16,739,131 | -$3,915,933 | -18.96% | |
| Citadel Advisors Llc | 0.01% | 242,371 | $20,250,097 | $16,410,940 | -$3,839,157 | -18.96% | |
| Mutual Of America Capital Management Llc | 0.18% | 187,921 | $15,700,800 | $12,724,131 | -$2,976,669 | -18.96% | |
| Pacer Advisors, Inc. | 0.04% | 184,959 | $15,453,324 | $12,523,574 | -$2,929,750 | -18.96% | |
| Alyeska Investment Group, L.P. | 0.04% | 177,280 | $14,811,744 | $12,003,629 | -$2,808,115 | -18.96% | |
| Public Sector Pension Investment Board | 0.04% | 164,889 | $13,776,476 | $11,164,634 | -$2,611,842 | -18.96% |
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.