TNK Teekay Tankers Ltd.
Teekay Tankers Ltd. (TNK) Institutional Ownership
What the institutions did with TNK last quarter, from their 13F filings. Counting managers rather than shares is the point: a single index fund adding to a position tells you far less than four hundred separate managers all deciding to. Positions as reported for the quarter ended June 30, 2026.
Every manager below opens. Subscribers can see any firm's whole portfolio — every position, its weight, and what they bought, trimmed and exited last quarter.
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Each block is one manager, sized by shares held and colored by how much they moved the position last quarter. Green added, red cut, grey stood pat.
Largest holders
| Manager | Shares | % of reported |
|---|---|---|
| DIMENSIONAL FUND ADVISORS LP | 1.9M | 9.7% |
| FMR LLC | 1.8M | 9.2% |
| BlackRock, Inc. | 1.7M | 8.4% |
| AMERICAN CENTURY COMPANIES INC | 1.0M | 5.1% |
| ACADIAN ASSET MANAGEMENT LLC | 996.7K | 5.0% |
| MORGAN STANLEY | 707.1K | 3.6% |
| GEODE CAPITAL MANAGEMENT, LLC | 478.7K | 2.4% |
| Qube Research & Technologies Ltd | 478.1K | 2.4% |
| RENAISSANCE TECHNOLOGIES LLC | 425.9K | 2.1% |
| STATE STREET CORP | 417.8K | 2.1% |
| CastleKnight Management LP | 391.0K | 2.0% |
| CITADEL ADVISORS LLC | 337.3K | 1.7% |
| JPMORGAN CHASE & CO | 335.3K | 1.7% |
| FULLER & THALER ASSET MANAGEMENT, INC. | 333.1K | 1.7% |
| Hartree Partners, LP | 321.8K | 1.6% |
| TWO SIGMA INVESTMENTS, LP | 318.9K | 1.6% |
| FEARNLEY ASSET MANAGEMENT AS | 312.2K | 1.6% |
| TUDOR INVESTMENT CORP ET AL | 294.0K | 1.5% |
| BRIDGEWAY CAPITAL MANAGEMENT, LLC | 288.3K | 1.5% |
| AMERIPRISE FINANCIAL INC | 279.1K | 1.4% |
| GOLDMAN SACHS GROUP INC | 277.0K | 1.4% |
| Summit Street Capital Management, LLC | 270.9K | 1.4% |
| AQR CAPITAL MANAGEMENT LLC | 268.6K | 1.4% |
| NEOS Investment Management LLC | 255.7K | 1.3% |
| Connor, Clark & Lunn Investment Management Ltd. | 237.2K | 1.2% |
Largest changes
| Manager | Action | Previous | Current | Change |
|---|---|---|---|---|
| Mercuria Capital Strategies, LLC | Sold Out | 1.8M | 0 | -1.8M |
| ACADIAN ASSET MANAGEMENT LLC | Increased | 706.8K | 996.7K | +289.9K |
| MIZUHO MARKETS AMERICAS LLC | Sold Out | 250.0K | 0 | -250.0K |
| FEARNLEY ASSET MANAGEMENT AS | Increased | 69.1K | 312.2K | +243.1K |
| FIDEURAM - INTESA SANPAOLO PRIVATE BANKING S.P.A. | New | 0 | 228.7K | +228.7K |
| TWO SIGMA INVESTMENTS, LP | Increased | 96.0K | 318.9K | +222.9K |
| Summit Street Capital Management, LLC | Reduced | 471.1K | 270.9K | -200.3K |
| Oceanic Investment Management LTD | Sold Out | 190.6K | 0 | -190.6K |
| FMR LLC | Increased | 1.7M | 1.8M | +168.2K |
| BlackRock, Inc. | Increased | 1.5M | 1.7M | +152.1K |
| HRT FINANCIAL LP | Sold Out | 145.3K | 0 | -145.3K |
| Hartree Partners, LP | Increased | 185.5K | 321.8K | +136.4K |
| RENAISSANCE TECHNOLOGIES LLC | Reduced | 558.0K | 425.9K | -132.1K |
| SYSTEMATIC FINANCIAL MANAGEMENT LP | Reduced | 189.5K | 62.0K | -127.6K |
| JANE STREET GROUP, LLC | Increased | 4.2K | 128.3K | +124.1K |
| MORGAN STANLEY | Increased | 614.3K | 707.1K | +92.8K |
| Balyasny Asset Management L.P. | Reduced | 170.5K | 83.4K | -87.2K |
| CITADEL ADVISORS LLC | Increased | 257.5K | 337.3K | +79.9K |
| TUDOR INVESTMENT CORP ET AL | Increased | 219.1K | 294.0K | +74.9K |
| NEOS Investment Management LLC | Increased | 180.8K | 255.7K | +74.9K |
| Point72 Asset Management, L.P. | Reduced | 174.3K | 100.8K | -73.5K |
| AMERIPRISE FINANCIAL INC | Reduced | 352.3K | 279.1K | -73.2K |
| MARSHALL WACE, LLP | Increased | 71.0K | 142.9K | +71.9K |
| Qube Research & Technologies Ltd | Increased | 409.0K | 478.1K | +69.1K |
| Man Group plc | Reduced | 160.7K | 99.4K | -61.3K |
| GEODE CAPITAL MANAGEMENT, LLC | Increased | 421.1K | 478.7K | +57.6K |
| BOOTHBAY FUND MANAGEMENT, LLC | Reduced | 81.8K | 25.7K | -56.1K |
| KLP KAPITALFORVALTNING AS | Sold Out | 55.0K | 0 | -55.0K |
| Trexquant Investment LP | Reduced | 109.6K | 70.6K | -39.0K |
| Fideuram Asset Management (Ireland) dac | New | 0 | 37.1K | +37.1K |
| Connor, Clark & Lunn Investment Management Ltd. | Increased | 200.2K | 237.2K | +37.0K |
| GSA CAPITAL PARTNERS LLP | Sold Out | 34.5K | 0 | -34.5K |
| UBS Group AG | Reduced | 107.6K | 74.6K | -33.0K |
| Squarepoint Ops LLC | Reduced | 82.4K | 49.4K | -33.0K |
| WEXFORD CAPITAL LP | New | 0 | 32.7K | +32.7K |
| SHARIAPORTFOLIO, INC. | Sold Out | 32.6K | 0 | -32.6K |
| Russell Investments Group, Ltd. | Increased | 166.8K | 198.8K | +31.9K |
| Integrated Quantitative Investments LLC | New | 0 | 28.6K | +28.6K |
| VANGUARD PORTFOLIO MANAGEMENT LLC | Increased | 189.0K | 215.5K | +26.6K |
| AQR CAPITAL MANAGEMENT LLC | Increased | 242.2K | 268.6K | +26.5K |
| JPMORGAN CHASE & CO | Reduced | 360.5K | 335.3K | -25.1K |
| ARROWSTREET CAPITAL, LIMITED PARTNERSHIP | Reduced | 217.5K | 192.9K | -24.6K |
| XTX Topco Ltd | Increased | 34.0K | 55.9K | +21.9K |
| Invesco Ltd. | Reduced | 71.4K | 49.9K | -21.5K |
| Marnell Management LLC | Increased | 23.6K | 44.4K | +20.8K |
| MANUFACTURERS LIFE INSURANCE COMPANY, THE | Increased | 7.1K | 27.0K | +20.0K |
| BTG Pactual Asset Management US LLC | New | 0 | 19.6K | +19.6K |
| CAPITAL FUND MANAGEMENT S.A. | New | 0 | 18.2K | +18.2K |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | Increased | 14.3K | 32.4K | +18.1K |
| Robeco Institutional Asset Management B.V. | Sold Out | 17.6K | 0 | -17.6K |
| DIMENSIONAL FUND ADVISORS LP | Increased | 1.9M | 1.9M | +17.0K |
| DARK FOREST CAPITAL MANAGEMENT LP | New | 0 | 16.7K | +16.7K |
| STATE STREET CORP | Increased | 401.4K | 417.8K | +16.4K |
| PRELUDE CAPITAL MANAGEMENT, LLC | Sold Out | 16.0K | 0 | -16.0K |
| GOLDMAN SACHS GROUP INC | Increased | 261.3K | 277.0K | +15.8K |
| AMERICAN CENTURY COMPANIES INC | Increased | 990.0K | 1.0M | +15.1K |
| SG Americas Securities, LLC | Reduced | 18.3K | 3.2K | -15.0K |
| MYDA Advisors LLC | Sold Out | 15.0K | 0 | -15.0K |
| JACOBS LEVY EQUITY MANAGEMENT, INC | Reduced | 152.5K | 138.8K | -13.7K |
| MILLENNIUM MANAGEMENT LLC | Reduced | 82.8K | 69.4K | -13.4K |
13F filings are due 45 days after quarter end and cover long positions in U.S.-listed equities only, so this is a lagged and partial picture: shorts, bonds and foreign listings never appear. Options positions are excluded here rather than folded into the share counts. Political ownership is coming.