NEW YORK (TheStreet) -- Which insiders are selling and buying chunks of stocks?

Below are lists of the top 10 open-market insider purchases and sales filed at the Securities and Exchange Commission Tuesday as ranked by dollar value. Company executives and directors are in the best position to assess the attractiveness of their firms' shares, and here is how many of them are voting their wallets! Please note, however, that these are factual lists, not buy and sell recommendations. Dollar value is only one metric to assess the importance of an insider transaction.

Adaptec (ADPT) Steel Partners II LP BO 336,430 $1,091,619 Trans1 (TSON) Delphi Management Partners VIII BO 215,000 $1,003,434 DSW (DSW) Macdonald Michael R CEO,PR 10,000 $213,125 Safeway (SWY) Shannon Michael S DIR 6,200 $143,158 Urstadt Biddle Properties (UBP) Urstadt Charles J CB,CEO, DIR,BO 7,346 $108,156 Eagle Capital Growth Fund (GRF) Sims David C CFO,COO 900 $4,995 Hemiwedge Industries (HWEG) Womack Leo B DIR 50,000 $4,855 Lexaria (LXRP) Bunka Christopher CB,CEO, PR,DIR, BO 10,000 $1,490

Nike (NKE) Knight Philip H DIR,BO 1,388,700 $90,912,205 Kellogg (K) Kellogg W K Foundation Trust BO 100,000 $5,105,180 Goldman Sachs Group (GS) Smith Sarah G AO 16,129 $3,009,188 Physicians Formula Holds (FACE) DDJ/Ontario Credit Opp Fund BO 789,010 $2,075,096 Berkshire Hathaway (BRK.B) Bill & Melinda Gates Foundation BO 600 $1,992,096 Helmerich & Payne (HP) Helmerich Hans CEO,PR, DIR 45,000 $1,947,460 Best Buy (BBY) Schulze Richard M CB,DIR 23,700 $971,700 Sun Microsystems (JAVA) Marks Michael E DIR 85,000 $761,600 Hittite Microwave (HITT) Ayasli Yalcin BO 15,945 $600,830 Boston Scientific (BSX) Nicholas Peter M DIR 100,000 $1,003,390