Ranked by reported Q2 2026 13F market value
Share of total reported institutional value in TDW held by the largest 10 / 25 filers.
| # | Institution | Shares Held | Market Value | QoQ Change | Ownership % | % of Fund |
|---|---|---|---|---|---|---|
| 1 | BlackRock, Inc. | 7.6M | $503.2M | +4.2% | 15.186% | 0.01% |
| 2 | ROBOTTI ROBERT | 2.9M | $193.7M | -0.5% | 5.844% | 31.26% |
| 3 | Neuberger Berman Group LLC | 2.8M | $186.8M | -14.3% | 5.637% | 0.06% |
| 4 | VANGUARD PORTFOLIO MANAGEMENT LLC | 2.8M | $184.0M | +5.2% | 5.554% | 0.01% |
| 5 | DIMENSIONAL FUND ADVISORS LP | 2.1M | $138.7M | +13.2% | 4.186% | 0.03% |
| 6 | STATE STREET CORP | 2.0M | $135.3M | +4.2% | 4.084% | 0.00% |
| 7 | VANGUARD CAPITAL MANAGEMENT LLC | 2.0M | $130.1M | +0.5% | 3.928% | 0.00% |
| 8 | BAILLIE GIFFORD & CO | 1.7M | $111.3M | +154.9% | 3.360% | 0.10% |
| 9 | AMERICAN CENTURY COMPANIES INC | 1.6M | $107.8M | +21.2% | 3.253% | 0.05% |
| 10 | WELLINGTON MANAGEMENT GROUP LLP | 1.5M | $98.3M | +11.1% | 2.968% | 0.02% |
| 11 | Sourcerock Group LLC | 1.4M | $93.6M | +231.8% | 2.825% | 4.87% |
| 12 | CITADEL ADVISORS LLC | 1.4M | $92.2M | +175.9% | 2.783% | 0.01% |
| 13 | GEODE CAPITAL MANAGEMENT, LLC | 1.3M | $89.7M | +17.9% | 2.706% | 0.00% |
| 14 | UBS Group AG | 1.1M | $70.3M | -30.1% | 2.123% | 0.01% |
| 15 | THIRD AVENUE MANAGEMENT LLC | 934K | $62.2M | +1.4% | 1.878% | 9.95% |
| 16 | FRONTIER CAPITAL MANAGEMENT CO LLC | 895K | $59.6M | -16.6% | 1.799% | 0.56% |
| 17 | MORGAN STANLEY | 858K | $57.2M | +52.2% | 1.725% | 0.00% |
| 18 | VAN ECK ASSOCIATES CORP | 764K | $50.9M | -11.3% | 1.537% | 0.03% |
| 19 | FORT WASHINGTON INVESTMENT ADVISORS INC /OH/ | 684K | $45.6M | +70.8% | 1.375% | 0.23% |
| 20 | Hosking Partners LLP | 610K | $40.6M | -8.0% | 1.226% | 1.35% |
| 21 | DRIEHAUS CAPITAL MANAGEMENT LLC | 558K | $37.2M | -26.4% | 1.123% | 0.22% |
| 22 | CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 546K | $36.4M | -2.7% | 1.098% | 0.00% |
| 23 | GOLDMAN SACHS GROUP INC | 537K | $35.8M | +41.7% | 1.081% | 0.00% |
| 24 | Cerity Partners LLC | 535K | $35.7M | -1.3% | 1.077% | 0.04% |
| 25 | NORTHERN TRUST CORP | 493K | $32.8M | +1.6% | 0.991% | 0.00% |
denotes a marquee investor (Buffett, Burry, ARK, Tiger Global, Pershing Square, Baupost and other widely-followed managers). “% of Fund” shows how much of that investor’s total 13F portfolio is invested in TDW — a direct measure of their conviction.
Filings activity in TDW during Q2 2026, grouped by how each filer changed its position.
Institutions that opened a new TDW position in Q2 2026
Institutions that fully closed their TDW position in Q2 2026
8 quarters of 13F filings · Δ columns show change vs prior quarter
| Quarter | Inst. Holders | Δ Holders | Ownership % | Δ Ownership | Total 13F Value | Δ Value |
|---|---|---|---|---|---|---|
| Q2 2026 | 368 | +1.7% | 117.32% | +9.81 pp | $3.60B | 11% |
| Q1 2026 | 362 | +9.7% | 107.51% | +5.66 pp | $4.06B | +80% |
| Q4 2025 | 330 | +1.5% | 101.85% | 4.57 pp | $2.25B | 9.7% |
| Q3 2025 | 325 | +8.3% | 106.42% | +3.23 pp | $2.50B | +20% |
| Q2 2025 | 300 | +6.0% | 103.19% | +6.33 pp | $2.08B | +14% |
| Q1 2025 | 283 | 2.1% | 96.86% | 5.86 pp | $1.82B | 31% |
| Q4 2024 | 289 | 2.7% | 102.72% | +3.81 pp | $2.65B | 23% |
| Q3 2024 | 297 | — | 98.91% | — | $3.44B | — |
Source: SEC 13F institutional filings. Ownership % requires market cap data and will show once linked. Δ columns compare to the immediately prior filed quarter.
Quick answers to the most common questions about buying TDW stock.
Based on Q2 2026 13F filings, institutional ownership of Tidewater Inc. stands at 117.3%, held across 368 reporting institutions.
BlackRock, Inc. is the largest reported institutional holder of TDW, with approximately 7,552,159 shares worth $0.50B as of Q2 2026.
Yes — 1 widely-followed marquee investor appear among the top 25 institutional holders of TDW, including CITADEL ADVISORS LLC.
Our composite Smart Money Score for TDW is 59 out of 100 (Neutral). It combines net institutional buying activity, ownership shift, marquee investor presence, and holder-count growth.
49 institutions opened new positions in TDW during Q2 2026, while 47 fully exited. 50 added to existing positions and 259 trimmed.
TDW institutional ownership rose by 9.81 percentage points quarter-over-quarter, with a net change of +6 holders.
The top 10 institutions account for 49.7% of all reported 13F value in TDW, and the top 25 account for 73.0%.
All data is sourced from SEC Form 13F filings, which institutional investment managers with at least $100M in assets are required to file each quarter. We process every 13F filing from EDGAR and recompute the aggregates after each cycle. Insider transactions are sourced from Form 4 filings.
Tidewater Inc. (TDW) Institutional Ownership