| 6401 | TTI | Tetra Technologies Inc COMMON | 1 | 0.5% | $103.6M | – | Q4 2007 |
| 6402 | TTIL | D TTI TEAM TELECOM INTL LTD COMMON | 1 | 0.7% | $1.0M | – | Q2 2002 |
| 6403 | AFCG | AFC GAMMA INC | 1 | 0.0% | $191K | $2.89 | Q1 2022 |
| 6404 | TTRIF | THERMO TECH TECHNOLOGIES | 1 | – | $0 | – | Q1 2004 |
| 6405 | TTSRF | TARTISAN NICKEL CORP | 1 | 0.0% | $6K | – | Q1 2022 |
| 6406 | TU | Telus Corp. COMMON | 1 | 0.9% | $89.8M | – | Q2 2006 |
| 6407 | TUFN | TUFIN SOFTWARE TECHNOLOGIS L | 1 | 0.1% | $48.7M | – | Q1 2020 |
| 6408 | TUMI | TUMI HLDGS INC | 1 | 1.0% | $438.3M | – | Q2 2016 |
| 6409 | TUNE | D MICROTUNE INC DEL | 1 | 0.0% | $6.5M | – | Q3 2010 |
| 6410 | TUTS | GROUP INC TUT SYSTEMS | 1 | 0.6% | $1.8M | – | Q1 2001 |
| 6411 | AFAM | ALMOST FAMILY INC | 1 | 0.0% | $36.4M | – | Q1 2018 |
| 6412 | TVIAQ | TVIA INC | 1 | 0.0% | $52K | – | Q4 2008 |
| 6413 | TVL | Lin TV Corp Class A Common | 1 | 0.0% | $8.7M | – | Q2 2003 |
| 6414 | TVLYQ | TRI-VALLEY CORP | 1 | 0.0% | $1.1M | – | Q1 2006 |
| 6415 | TVPT | TRAVELPORT WORLDWIDE LTD | 1 | 0.7% | $2.9M | – | Q2 2017 |
| 6416 | AEZ | D AMERICAN OIL & GAS INC NEW | 1 | 0.0% | $418K | – | Q3 2010 |
| 6417 | TWLL | D TECHWELL INC | 1 | 0.0% | $5.6M | – | Q1 2010 |
| 6418 | AETH | Aether Systems | 1 | 0.6% | $548K | – | Q4 2000 |
| 6419 | TWM | D PROSHARES TR PSHS | 1 | 0.0% | $164K | – | Q1 2010 |
| 6420 | TWMC | Trans World Entertainment Corp. Common | 1 | 0.0% | $14.4M | – | Q3 2002 |
| 6421 | TWNK | HOSTESS BRANDS INC | 1 | 0.0% | $461K | – | Q2 2018 |
| 6422 | TWOU | 2U INC | 1 | 1.1% | $3.7B | – | Q3 2022 |
| 6423 | 9207PS | ROCK-TENN CO | 1 | 0.8% | $13.0M | – | Q2 2010 |
| 6424 | AESO | ATLANTIC ENERGY SOLUTIONS INC | 1 | – | $0 | – | Q1 2020 |
| 6425 | ZAAP | ZAP | 1 | – | $0 | – | Q3 2022 |
| 6426 | TXMC | TIREX CORP | 1 | – | $0 | – | Q2 2020 |
| 6427 | TXMD | THERAPEUTICSMD INC | 1 | 0.0% | $78.6M | – | Q1 2020 |
| 6428 | AESC | AES CORP | 1 | 0.3% | $201.6M | – | Q4 2021 |
| 6429 | AERN | AER ENERGY RES INC | 1 | – | $0 | – | Q1 2014 |
| 6430 | AERI | AERIE PHARMACEUTICALS INC | 1 | 0.0% | $10K | – | Q3 2016 |
| 6431 | AERG | APPLIED ENERGETICS INC | 1 | 0.0% | $22K | $1.59 | Q3 2021 |
| 6432 | TYFDL | Tyson Foods, Inc., 4.75 07/15/17 | 1 | 0.1% | $98.3M | – | Q1 2016 |
| 6433 | TYPE | MONOTYPE IMAGING HOLDINGS IN | 1 | 0.0% | $2K | – | Q3 2016 |
| 6434 | AEPI | AEP INDS INC | 1 | 0.0% | $165.3M | – | Q2 2016 |
| 6435 | UAG | United Auto Group Inc | 1 | 0.1% | $62.3M | – | Q2 2007 |
| 6436 | AEMD | AETHLON MEDICAL INC | 1 | 0.0% | $83K | $2.34 | Q1 2015 |
| 6437 | UAM | D UNIVERSAL AMERN CORP NEW | 1 | 0.0% | $1.5M | – | Q2 2012 |
| 6438 | UAMY | UNITED STATES ANTIMONY CORP | 1 | 0.0% | $411K | $8.73 | Q1 2015 |
| 6439 | ZANE | ZANETT INC | 1 | 0.0% | $397K | – | Q1 2008 |
| 6440 | UAXSQ | Universal Access Global Holdings Inc | 1 | – | $0 | – | Q1 2004 |
| 6441 | ZAP | ZAPATA | 1 | 0.2% | $28.0M | – | Q1 2010 |
| 6442 | UBP | URSTADT BIDDLE PROPERTIES INC. | 1 | 0.0% | $8.5M | – | Q1 2009 |
| 6443 | UBQU | UBIQUITECH SOFTWARE CORP | 1 | – | $0 | – | Q3 2022 |
| 6444 | UCBHQ | UCBH HOLDINGS INC | 1 | 0.1% | $313.2M | – | Q2 2009 |
| 6445 | UCIB | UBS AG LONDON BRANCH ETRACS UB | 1 | 0.0% | $1.4M | – | Q4 2024 |
| 6446 | UDN | POWERSHARES DB US DOL IND BE | 1 | 0.0% | $258K | – | Q4 2010 |
| 6447 | UDRYQ | US DRY CLEANING CORP | 1 | 0.0% | $7K | – | Q2 2011 |
| 6448 | UEC | URANIUM ENERGY CORP | 1 | 0.0% | $18K | – | Q4 2020 |
| 6449 | UFABQ | UNIQUE FABRICATING INC | 1 | 0.0% | $72K | – | Q4 2021 |
| 6450 | UFPI | UFP INDUSTRIES INC | 1 | 0.0% | $339.3M | $92.12 | Q3 2025 |