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DCI · Donaldson Co Inc
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DCI Donaldson (DCI) Insider Trading, Ownership & Congress Trades

Industrials · Industrial & commercial fans & blowers & air purifing equip · CIK 0000029644
Form 144 · 4
Insider buyers, 180 days
0
House members buying, 1 year
0
STOCK Act, US House only, disclosed up to 45 days after the trade
Funds added, last quarter
296
13F, latest reported quarter
Conversions, 180 days
3
Codes C/M, not in net · $1.6M priced

What the filings say about DCI

Insiders, 180 days
-$3.2M net sold
1 seller · 0% of sales under a 10b5-1 plan
Planned sales (Form 144), 90 days
$4.6M
4 notices

Donaldson insider trades (Form 4)

Form 4 buys and sells (codes P and S). Grants, option exercises and conversions excluded.

Over the last 180 days, DONALDSON Co INC insiders sold a net $3.2M of stock across 79 Form 4 purchases and sales, with no insider buying. Source: SEC Form 4 filings, as of 2026-10-28.

Insider
Filed
Shares
Value
Since filing
Chairman, President and CEO
SELL
2026-09-10 SECtraded 2026-09-04
31,968
$2.9M
-4.2%
Context
  • 7 earlier Form 4 trades (code P or S) here by this insider (7 sales), the last on Aug 31, 2026.
  • The trade is 10.7% of the 298,699 shares held after it.
  • No other insider sold within 30 days.
  • 296 funds added in the 13F quarter to Jun 30, 2026.
Insider activity: Chairman, President and CEO Carpenter Tod E. sold about $2.9M of DCI on Sep 4, 2026, the largest insider sale at the company since 2025; 296 funds added in the latest 13F quarter.
Chairman, President and CEO
SELL
2026-09-01 SECtraded 2026-08-31
3,032
$275.9K
-4.9%
Context
  • 6 earlier Form 4 trades (code P or S) here by this insider (6 sales), the last on Aug 28, 2025.
  • The trade is 1.0% of the 298,699 shares held after it.
  • No other insider sold within 30 days.
  • 296 funds added in the 13F quarter to Jun 30, 2026.
Insider activity: Chairman, President and CEO Carpenter Tod E. sold about $275.9K of DCI on Aug 31, 2026; 296 funds added in the latest 13F quarter.
Director
SELL
2026-04-14 SEC
6,600
$588.8K
-3.0%
Context
  • 8 earlier Form 4 trades (code P or S) here by this insider (8 sales), the last on Apr 13, 2026.
  • The trade is 29.2% of the 22,565 shares held after it.
  • 1 other insider sold within 30 days.
  • 296 funds added in the 13F quarter to Jun 30, 2026.
Insider activity: Director Owens James sold about $588.8K of DCI on Apr 14, 2026; 1 other insider sold within 30 days and 296 funds added in the latest 13F quarter.
Director
SELL
2026-04-14 SEC
7,153
$638.1K
-3.0%
Context
  • 8 earlier Form 4 trades (code P or S) here by this insider (8 sales), the last on Apr 13, 2026.
  • The trade is 31.7% of the 22,565 shares held after it.
  • 1 other insider sold within 30 days.
  • 296 funds added in the 13F quarter to Jun 30, 2026.
Insider activity: Director Owens James sold about $638.1K of DCI on Apr 14, 2026; 1 other insider sold within 30 days and 296 funds added in the latest 13F quarter.
Director
SELL
2026-04-14 SECtraded 2026-04-13
5,921
$527.1K
-3.0%
Context
  • 7 earlier Form 4 trades (code P or S) here by this insider (7 sales), the last on Apr 10, 2026.
  • The trade is 26.2% of the 22,565 shares held after it.
  • 1 other insider sold within 30 days.
  • 296 funds added in the 13F quarter to Jun 30, 2026.
Insider activity: Director Owens James sold about $527.1K of DCI on Apr 13, 2026; 1 other insider sold within 30 days and 296 funds added in the latest 13F quarter.
79 transactions on record
Since filing: total return from the first close after the filing to the latest close, dividend-adjusted. Not a forecast.
Context lines are counts over the filings above and returns from our own price history, never a price level. Not investment advice.
Showing the latest few. to see 74 more transactions and use the screener and CSV export. We store only your email; there is no password.
Seven facts, ranked against the sector · Rank is not a forecast
Insiders
net -$3.2M over 180 days
-$3.2M over 90 days
below 62% of Industrials
Congress
no House purchase disclosed in the last 12 months
Funds
296 funds bought in last quarter
more than 72% of Industrials
Revenue
+5.3% year over year
more than 50% of Industrials
Margin
11.7% net margin
more than 75% of Industrials
Buybacks
$111.2M repurchased, FY to 2026-07-31
more than 61% of Industrials
Short interest
2.8% of the float short (float per yahoo 2026-10-27) · 5.4 days to cover · settled 2026-10-15
below 54% of Industrials
What changed in the last 30 days
Nothing new filed in the last 30 days

Watch DCI

A free account keeps a watchlist and can send one email a day when insiders, funds or Congress file on the names in it. No password and no card.

The year, with the filings on it
Total return over 12 months. Each marker is a filing; hover or tap one for the detail.
+3.6%12M
-2%+10%+22%+33%2025-102025-122026-022026-042026-062026-082026-10 2026-09-04 · Carpenter Tod E. sold $2.9M2025-12-05 · Rajendra Ajita G sold $1.2M2026-03-26 · Briseno Guillermo sold $1.0M2026-03-26 · Briseno Guillermo sold $730.7K2026-04-14 · Owens James sold $638.1K2025-12-05 · Rajendra Ajita G sold $607.5K2026-04-14 · Owens James sold $588.8K2026-04-13 · Owens James sold $527.1K2026-08-31 · Carpenter Tod E. sold $275.9K2025-12-09 · Pogalz Bradley J. sold $51.8K2026-04-10 · Owens James sold $11.2K2026-09-04 · TOD CARPENTER filed to sell $2.9M2026-08-31 · TOD CARPENTER filed to sell $275.9K2026-08-27 · DOUGLAS ALLAN MILROY filed to sell $1.2M2026-08-27 · BRADLEY J POGALZ filed to sell $195.5K
Insider sellForm 144 (planned sale)
Indexed to 100, dividend-adjusted, not a price chart. When a name files heavily, the largest trades are drawn first.

Who owns DCI: institutional holders (13F)

13F holdings, latest reported quarter
11,941,762 sh
$1.1B
5,031,135 sh
$451.6M

Congress trades in DCI

No Congress trades reported
No House member has disclosed a trade in this stock. See what Congress is buying.

Activist and 5% holders (13D/13G)

No 5%+ ownership filings
Nobody has filed for crossing 5%. That is a fact, not missing data.

DCI planned insider sales (Form 144)

Notice of intent to sell, filed before any sale
TOD CARPENTER
Filed 2026-09-04
$2.9M
TOD CARPENTER
Filed 2026-08-31
$275.9K
DOUGLAS ALLAN MILROY
Filed 2026-08-27
$1.2M
BRADLEY J POGALZ
Filed 2026-08-27
$195.5K

DCI mutual fund holders (N-PORT)

Funds ranked by the share of their own portfolio in this stock (N-PORT).
VanEck Environmental Services ETF
$4.6M position · as of 2026-06-30
4.6%
FMI Common Stock Fund
$59.7M position · as of 2026-06-30
3.1%
Calvert Small Cap Fund
$38.2M position · as of 2026-06-30
3.0%
TAX MANAGED SMALL CAP PORTFOLIO
$5.4M position · as of 2026-07-31
2.9%
Eaton Vance Small-Cap Fund
$3.4M position · as of 2026-06-30
2.6%
Virtus KAR Small-Cap Core Fund
$44.1M position · as of 2026-06-30
2.4%
SEC N-PORT, monthly, about 60 days late · funds ≥ $10M · % is the share of the fund's own portfolio
Executive pay vs shareholder return · Mr. Carpenter
CEO pay, headline and as actually paid, against the company's return and its chosen peers' (DEF 14A).
FY
CEO total
Actually paid
Other execs, avg
TSR
Peer TSR
2025
$8.3M
$6.4M
$2.0M
+16%
+27%
2024
$7.8M
$11.2M
$2.1M
+18%
+23%
2023
$7.2M
$10.3M
$1.8M
-2%
+8%
2022
$7.0M
$5.2M
$1.8M
-17%
-14%
2021
$6.9M
$13.6M
$1.8M
+39%
+44%
Tagged by the company under SEC Item 402(v). Returns are cumulative from the start of the disclosure period. Green where the company beat its own peer group.
Live price
Daily candles from TradingView, under their licence. No filings marked.
Why this name is on the desk
Insiders have filed to sell, before selling.
The record shows a net $3.2M sold by insiders over 180 days, 296 funds added last quarter, $4.6M in planned Form 144 sales. Each figure is a federal filing, dated the day it went public.
Same sector, ranked by filing activity
Sector by SEC SIC code

DCI financials

Revenue growth
+5.3%
XBRL, annual
Net margin
11.7%
Ratios from the company's XBRL filings, latest filings
Revenue, TTM
$3.9B
four quarters, 2025-08-01 to 2026-07-31
Net margin, TTM
+11.7%
net income over revenue, 2025-08-01 to 2026-07-31
Free cash flow, TTM
$426.3M
operating cash flow minus capex, 2025-08-01 to 2026-07-31
Debt to equity
0.75x
long-term 2026-07-31 plus current 2026-07-31; equity 2026-07-31
Cash flow to debt
0.37x
TTM operating cash flow over long-term 2026-07-31 plus current 2026-07-31
Return on equity
+28.2%
TTM net income over average of 2025-07-31 and 2026-07-31
Return on assets
+13.0%
TTM net income over average of 2025-07-31 and 2026-07-31
Return on invested capital
+17.1%
operating income after a 22.5% effective tax rate, over long-term 2026-07-31 plus current 2026-07-31 plus average of 2025-07-31 and 2026-07-31 minus cash
Return on capital employed
+22.2%
operating income (EBIT proxy) over average of 2025-07-31 and 2026-07-31 minus current liabilities
P/E, trailing
22.21x
close 2026-10-26 over four quarters of diluted EPS, 2025-08-01 to 2026-07-31
Enterprise value
$11.0B
market value at close 2026-10-26 on 2026-09-11 shares, plus long-term 2026-07-31 plus current 2026-07-31, minus cash 2026-07-31
FCF yield
+4.3%
TTM free cash flow over market value at close 2026-10-26
PEG, trailing
0.83x
P/E over trailing EPS growth of 27%: four quarters to 2026-07-31 against the four to 2025-07-31
Price as of 2026-10-26. Hover or tap a tile for its yearly and quarterly history.
Method
TTM is four consecutive fiscal quarters; Q4 is the year minus nine months when not filed. Returns use the average of opening and closing balances. EBIT is approximated by operating income. PEG uses trailing EPS growth.
Fundamentals
Annual figures from XBRL filings. Pick a past date to see them as known then.
2026-072025-072024-072023-07
Revenue$3.9B$3.7B$3.6B$3.4B
Gross profit$1.3B$1.3B$1.3B$1.2B
Operating income$599.9M$495.4M$544.1M$480.2M
Net income$454.0M$367.0M$414.0M$359.0M
EPS (diluted)3.853.053.382.90
Operating cash flow$493.7M$418.8M$492.5M$544.5M
Cash$250.4M$180.4M$232.7M$187.1M
Long-term debt$1.3B$640.0M$510.0M$623.4M
Buybacks$111.2M$331.5M$162.7M$141.8M
Dividends paid$141.2M$131.9M$122.8M$114.4M
SEC XBRL, fiscal years, as known on 2026-10-28

DCI Stock Sonar score 6/7 axes

Find similar shapesCompare

DCI ranks highest on profitability (86th percentile) and institutional and government (72nd), and lowest on insider conviction (18th), among Industrials peers.

ProfitHealthGrowthInsidersInstitutionsRisk
Profitability
86
Inputs
  • Return on equity+28.2% · 90 pct, sector of 198
  • Return on assets+13.0% · 91 pct, sector of 224
  • Return on invested capital+17.1% · 69 pct, sector of 107
  • Return on capital employed+22.2% · 93 pct, sector of 195
Financial health
43
Inputs
  • Debt to equity0.75x · 26 pct, sector of 215
  • Cash flow to debt0.37x · 60 pct, sector of 173
Growth
50
Inputs
  • Revenue growth, YoY+5.3% · 50 pct, sector of 255
  • Backlog growth, YoYno backlog line filed, or no year-earlier backlog
Insider conviction
18
Inputs
  • Net Form 4 buying (codes P and S), 180d-$3.2M · 35 pct, sector of 171
  • Insider buyers, 180d0 · 0 pct, sector of 173
Institutional and government
72
Inputs
  • Funds adding, latest quarter296 · 72 pct, sector of 200
  • Congress net buyers, 365dno Congress trades in 365 days
  • Federal contracts, 180dno federal contracts in 180 days
  • Lobbying spend, 4 quartersno lobbying filings in the last four quarters
Risk and compliance
67
Inputs
  • Short interest, % of float+2.8% · 63 pct, sector of 271
  • Recalls per $1B revenue, 3ynot measured for this sector, almost no peer has an event
  • EPA cases per $1B revenue, 5y0.00 per $1B · 100 pct, sector of 192
  • New text in Risk Factors, latest 10-K+13.8% · 39 pct, sector of 197
1 not measured: US patents
  • US patents needs 1 of 2 inputs, 0 present: patent data not loaded yet

6 of 7 axes scored. Each is a percentile against sector peers (all companies when the sector is thin); higher is better. An unscored axis is unmeasured, not low. How it is scored

DCI filings, in plain words

Are Donaldson insiders buying or selling DCI?

In the 180 days to 2026-10-28, Donaldson insiders were net sellers, a net $3.2M across purchases and sales reported on Form 4, by 1 seller.

Are there planned insider sales of DCI?

Yes. 4 Form 144 notices of planned insider sales were filed in the 90 days to 2026-10-28, covering $4.6M of stock; the latest, by TOD CARPENTER, was filed 2026-09-04.

Read the full summary

In the 180 days to 2026-10-28, Donaldson insiders were net sellers of DCI, a net $3.2M across purchases and sales reported on Form 4 by 1 seller. Insiders filed 4 Form 144 notices of intent to sell in the 90 days to 2026-10-28, covering $4.6M of stock. Each figure is counted from SEC and House filings as of 2026-10-28, dated the day the filing was made public.

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