XNYS:DCI Donaldson Company, Inc. Insider Activity 4 Filing - 8/29/2012

Effective Date 8/29/2012

DCI Fair Value Estimate
Premium
DCI Consider Buying
Premium
DCI Consider Selling
Premium
DCI Fair Value Uncertainty
Premium
DCI Economic Moat
Premium
DCI Stewardship
Premium
 
FORM 4
Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).
UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934, Section 17(a) of the Public Utility Holding Company Act of 1935 or Section 30(h) of the Investment Company Act of 1940
OMB APPROVAL
OMB Number: 3235-0287
Expires: January 31, 2005
Estimated average burden hours per response... 0.5

(Print or Type Responses)
1. Name and Address of Reporting Person *
EUGSTER JACK W
  2. Issuer Name and Ticker or Trading Symbol
DONALDSON CO INC [DCI]
5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
__X__ Director _____ 10% Owner
_____ Officer (give title below) _____ Other (specify below)
(Last)
(First)
(Middle)
1400 WEST 94TH
3. Date of Earliest Transaction (Month/Day/Year)
08/29/2012
(Street)

BLOOMINGTON, MN 55431
4. If Amendment, Date Original Filed (Month/Day/Year)
6. Individual or Joint/Group Filing (Check Applicable Line)
_X_ Form filed by One Reporting Person
___ Form filed by More than One Reporting Person
(City)
(State)
(Zip)
Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1.Title of Security
(Instr. 3)
2. Transaction Date (Month/Day/Year) 2A. Deemed Execution Date, if any (Month/Day/Year) 3. Transaction Code
(Instr. 8)
4. Securities Acquired (A) or Disposed of (D)
(Instr. 3, 4 and 5)
5. Amount of Securities Beneficially Owned Following Reported Transaction(s)
(Instr. 3 and 4)
6. Ownership Form: Direct (D) or Indirect (I)
(Instr. 4)
7. Nature of Indirect Beneficial Ownership
(Instr. 4)
Code V Amount (A) or (D) Price
Common Stock 08/29/2012   M   4,498 A $29.74 122,855 D  
Common Stock 08/29/2012   F   3,778 D $35.4 119,077 D  
Common Stock 08/29/2012   M   14,400 A $15.18 133,477 D  
Common Stock 08/29/2012   F   6,174 D $35.4 127,303 D  
Common Stock 08/29/2012   M   7,200 A $14.84 134,503 D  
Common Stock 08/29/2012   F   3,018 D $35.4 131,485 D  
Common Stock 08/29/2012   S   13,128 D $35.3(1) 118,357 D  

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB control number. SEC 1474 (9-02)

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned
(e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security
(Instr. 3)
2. Conversion or Exercise Price of Derivative Security 3. Transaction Date (Month/Day/Year) 3A. Deemed Execution Date, if any (Month/Day/Year) 4. Transaction Code
(Instr. 8)
5. Number of Derivative Securities Acquired (A) or Disposed of (D)
(Instr. 3, 4, and 5)
6. Date Exercisable and Expiration Date
(Month/Day/Year)
7. Title and Amount of Underlying Securities
(Instr. 3 and 4)
8. Price of Derivative Security
(Instr. 5)
9. Number of Derivative Securities Beneficially Owned Following Reported Transaction(s)
(Instr. 4)
10. Ownership Form of Derivative Security: Direct (D) or Indirect (I)
(Instr. 4)
11. Nature of Indirect Beneficial Ownership
(Instr. 4)
Code V (A) (D) Date Exercisable Expiration Date Title Amount or Number of Shares
Employee Stock Option (right to buy) $29.74 08/29/2012   M     4,498 12/02/2002 12/02/2012 Common Stock 4,498 $ 0 0 D  
Employee Stock Option (right to buy) $15.18 08/29/2012   M     14,400 12/01/2004 12/01/2014 Common Stock 14,400 $ 0 0 D  
Employee Stock Option (right to buy) $35.4 08/29/2012   A   6,174   08/29/2012 12/01/2014 Common Stock 6,714 $ 0 6,174 D  
Employee Stock Option (right to buy) $14.84 08/29/2012   M     7,200 12/01/2003 12/01/2013 Common Stock 7,200 $ 0 0 D  
Employee Stock Option (right to buy) $35.4 08/29/2012   A   3,018   08/29/2012 12/01/2013 Common Stock 3,018 $ 0 3,018 D  

Reporting Owners

Reporting Owner Name / Address Relationships
 Director  10% Owner  Officer  Other
EUGSTER JACK W
1400 WEST 94TH
BLOOMINGTON, MN 55431
  X      

Signatures

 Norman C. Linnell, Attorney-in-fact for Jack Eugster   08/30/2012
** Signature of Reporting Person Date

Explanation of Responses:

* If the form is filed by more than one reporting person, see Instruction 4(b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations. See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
(1) The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at a price ranging from $35.25 - $35.39, inclusive. The reporting person undertakes to provide to Donaldson Company, Inc., any security holder of Donaldson Company, Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in footnote (1) to this Form 4.

Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.

Potential persons who are to respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB number.

XNYS:DCI Donaldson Company, Inc. Insider Activity 4 Filling

Donaldson Company, Inc. XNYS:DCI Stock - Get Insider Activity SEC Filing of Donaldson Company, Inc. XNYS:DCI stocks, including company profile, shares outstanding, strategy, business segments, operations, officers, consolidated financial statements, financial notes and ownership information.

Content Partners
XNYS:DCI Donaldson Company, Inc. Insider Activity 4 Filing - 8/29/2012
Name |  Ticker |  Star Rating |  Market Cap |  Stock Type |  Sector |  Industry Star Rating |  Investment Style |  Total Assets |  Category |  Top Holdings |  Top Sectors |  Symbol |  Title Star Rating |  Category |  Total Assets |  Top Holdings |  Top Sectors |  Symbol |  Name Title |  Date |  Author |  Collection |  Interest |  Popularity Topic |  Sector |  Key Indicators |  User Interest |  Market Cap |  Industry Name |  Ticker |  Star Rating |  Market Cap |  Stock Type |  Sector |  Industry Star Rating |  Investment Style |  Total Assets |  Category |  Top Holdings |  Top Sectors |  Symbol / Ticker |  Title Star Rating |  Category |  Total Assets |  Symbol / Ticker |  Name Title |  Date |  Author |  Collection |  Popularity |  Interest Title |  Date |  Company |  Symbol |  Interest |  Popularity Title |  Date |  Company |  Symbol |  Interest |  Popularity

Previous: XNYS:DCI Donaldson Company, Inc. Insider Activity 4 Filing - 8/28/2012  |  Next: XNYS:DCI Donaldson Company, Inc. Insider Activity 4 Filing - 8/29/2012