Ranked by reported Q1 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. | 7.2M | $605.3M | +5.0% | 14.568% | 0.01% |
| 2 | Neuberger Berman Group LLC | 3.3M | $273.3M | -11.8% | 6.578% | 0.21% |
| 3 | ROBOTTI ROBERT | 2.9M | $244.0M | -1.1% | 5.873% | 38.05% |
| 4 | VANGUARD PORTFOLIO MANAGEMENT LLC | 2.6M | $219.5M | — | 5.282% | 0.01% |
| 5 | STATE STREET CORP | 1.9M | $162.8M | +2.5% | 3.918% | 0.01% |
| 6 | VANGUARD CAPITAL MANAGEMENT LLC | 1.9M | $162.3M | — | 3.907% | 0.00% |
| 7 | DIMENSIONAL FUND ADVISORS LP | 1.8M | $153.6M | +4.9% | 3.698% | 0.03% |
| 8 | UBS Group AG | 1.5M | $126.3M | +100.9% | 3.039% | 0.02% |
| 9 | AMERICAN CENTURY COMPANIES INC | 1.3M | $111.6M | +14.9% | 2.685% | 0.06% |
| 10 | WELLINGTON MANAGEMENT GROUP LLP | 1.3M | $111.0M | +838.1% | 2.672% | 0.02% |
| 11 | GEODE CAPITAL MANAGEMENT, LLC | 1.1M | $95.4M | +3.0% | 2.296% | 0.01% |
| 12 | FRONTIER CAPITAL MANAGEMENT CO LLC | 1.1M | $89.6M | +13.1% | 2.157% | 0.92% |
| 13 | THIRD AVENUE MANAGEMENT LLC | 921K | $77.0M | +5.5% | 1.852% | 12.49% |
| 14 | DRIEHAUS CAPITAL MANAGEMENT LLC | 759K | $63.4M | +412.4% | 1.525% | 0.47% |
| 15 | Hosking Partners LLP | 662K | $55.3M | +1.8% | 1.332% | 1.98% |
| 16 | BAILLIE GIFFORD & CO | 655K | $54.8M | — | 1.318% | 0.06% |
| 17 | MORGAN STANLEY | 564K | $47.1M | -26.9% | 1.133% | 0.00% |
| 18 | CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 561K | $46.9M | +0.8% | 1.129% | 0.01% |
| 19 | Cerity Partners LLC | 543K | $45.3M | -52.5% | 1.091% | 0.06% |
| 20 | CITADEL ADVISORS LLC | 502K | $41.9M | -29.3% | 1.009% | 0.02% |
| 21 | FEDERATED HERMES, INC. | 501K | $41.9M | -2.0% | 1.008% | 0.07% |
| 22 | NORTHERN TRUST CORP | 485K | $40.5M | +2.6% | 0.975% | 0.01% |
| 23 | SUSQUEHANNA INTERNATIONAL GROUP, LLP | 460K | $38.4M | -33.8% | 0.925% | 0.00% |
| 24 | SILVERCREST ASSET MANAGEMENT GROUP LLC | 436K | $36.4M | -21.8% | 0.877% | 0.26% |
| 25 | Boston Partners | 426K | $35.7M | +18.9% | 0.857% | 0.04% |
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 Q1 2026, grouped by how each filer changed its position.
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 |
|---|---|---|---|---|---|---|
| Q1 2026 | 353 | +8.3% | 105.48% | +47.01 pp | $4.03B | +80% |
| Q4 2025 | 326 | +2.2% | 58.47% | 5.85 pp | $2.24B | 9.1% |
| Q3 2025 | 319 | +6.3% | 64.32% | +9.85 pp | $2.46B | +18% |
| Q2 2025 | 300 | +6.0% | 54.47% | +6.76 pp | $2.08B | +14% |
| Q1 2025 | 283 | 2.1% | 47.71% | 21.60 pp | $1.82B | 31% |
| Q4 2024 | 289 | 2.7% | 69.31% | 20.55 pp | $2.65B | 23% |
| Q3 2024 | 297 | 1.3% | 89.86% | 27.41 pp | $3.44B | 23% |
| Q2 2024 | 301 | — | 117.27% | — | $4.49B | — |
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 Q1 2026 13F filings, institutional ownership of Tidewater Inc. stands at 105.5%, held across 353 reporting institutions.
BlackRock, Inc. is the largest reported institutional holder of TDW, with approximately 7,244,738 shares worth $0.61B as of Q1 2026.
Yes — 2 widely-followed marquee investors appear among the top 25 institutional holders of TDW, including CITADEL ADVISORS LLC, SUSQUEHANNA INTERNATIONAL GROUP, LLP.
Our composite Smart Money Score for TDW is 72 out of 100 (Bullish). It combines net institutional buying activity, ownership shift, marquee investor presence, and holder-count growth.
84 institutions opened new positions in TDW during Q1 2026, while 57 fully exited. 243 added to existing positions and 25 trimmed.
TDW institutional ownership rose by 47.01 percentage points quarter-over-quarter, with a net change of +27 holders.
The top 10 institutions account for 53.8% of all reported 13F value in TDW, and the top 25 account for 73.8%.
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