SEC ownership of AUTONATION, INC.

Top holders, 13D/G large-stake signals, insider positions, and transaction flow tied to CIK 0000350698.

Comparable stake leader

CASCADE INVESTMENT, L.L.C.

Disclosed value leader

CASCADE INVESTMENT, L.L.C.

Comparable rows

50/50

Latest evidence

01 May 2026

Top shareholders Insider holders Latest transactions
Public ticker
AN on NYSE
Parsed ownership sources
13D/G, 3/4/5, and 13F
Source: Parsed SEC ownership filingsUse: Compare filing families carefully
Largest SEC-reported holder
CASCADE INVESTMENT, L.L.C.
Ranking: Comparable ownership first, then disclosed value
Ownership snapshot CIK-linked ownership evidence from parsed SEC filings. 3 signals
Comparable ownership rows
50 of 50
Meaning: Rows with safely comparable ownership %
Latest 13D/G holder
CASCADE INVESTMENT, L.L.C.
Source: Latest parsed Schedule 13D/G stake
Latest parsed ownership date
01 May 2026
Freshness: Most recent filing date in this holder set
Issuer Names, identifiers, and filing context for this profile. 2 identity fields
Issuer CIK
0000350698
Issuer location
Fort Lauderdale, FL

Ownership snapshot

Top shareholders of AUTONATION, INC. (13F + 13D/G + 3/4/5)

Grouped by holder across the latest SEC ownership disclosures. Start with comparable ownership when available, then verify the linked 13F, 13D/G, or 3/4/5 evidence.

Comparable stake leader
CASCADE INVESTMENT, L.L.C.
Disclosed value leader
CASCADE INVESTMENT, L.L.C.
Comparable rows
50/50
Latest evidence
01 May 2026
13D/G 3/4/5 13F Lead comparable stake: 21% 13D/G row: CASCADE INVESTMENT, L.L.C. Showing 1-8 of 50 holder rows.

Quick read

CASCADE INVESTMENT, L.L.C. leads the comparable SEC ownership view at 21%.

50 of 50 rows have a safely comparable ownership percentage. Use this as a filing-backed starting point, then open the detailed table for source links, reporting role, position value, share count, and filing date.

Open SEC evidence Opens CASCADE INVESTMENT, L.L.C.'s linked filing trail.
Comparable ownership Top 5
CASCADE INVESTMENT, L.L.C. 21%
BlackRock, Inc. 5.8%
ESL PARTNERS, L.P. 4.6%
Melinda French Gates 0.08%
Rick L. Burdick 0.2%

Ownership % is shown only when SEC disclosures are safely comparable across share classes.

Detailed SEC evidence table Showing 1-8 of 50 holder rows
Holder Evidence Ownership % Position 12M Net Δ As of
CASCADE INVESTMENT, L.L.C.
13D/G 3/4/5
10%+ Owner
13D/G 3/4/5
21%
$1,416,198,367
7,062,629 shares
 $0 01 May 2026
BlackRock, Inc.
13F 13D/G
Company
13F 13D/G
5.8%
from 13D/G
$476,837,149
2,442,063 shares
 — 31 Mar 2026
ESL PARTNERS, L.P.
13D/G
Edward S. Lampert
13D/G
4.6%
$340,169,868
1,749,845 shares
 -$100,632,715 04 Sep 2025
Melinda French Gates
13D/G
GATES MELINDA FRENCH
13D/G
0.08%
$5,252,700
30,000 shares
 -$486,518,031 31 Dec 2024
Rick L. Burdick
3/4/5
Director
3/4/5
0.2%
$13,731,498
66,503 shares
 — 02 Jan 2026
David B. Edelson
3/4/5
Director
3/4/5
0.15%
$10,633,689
51,500 shares
 — 02 Jan 2026
Robert R. Grusky
3/4/5
Director
3/4/5
0.14%
$9,766,888
47,302 shares
 — 02 Jan 2026
George Lawrence Mikan III
3/4/5
Director
3/4/5
0.11%
$7,521,837
36,429 shares
 — 02 Jan 2026
How to read this table

Rows are grouped by holder and ranked first by SEC-reported ownership % when it is safely comparable, then by disclosed holdings value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.

Forms 3/4/5 flow

Insider trading overview

Net insider flow leans to selling over the last 12 months. Net value: -$512,262.

Buys
$0
Insiders: 0
Sells
$512,262
Insiders: 1
Net
-$512,262
Shares: -2,500
Window
Last 12 months
4 rolling buckets
Buy value Sell value
Shares: 0 Shares: 2,500
Window (months) Buy shares Sell shares Buy value Sell value Net value
0-3 0 2,500 $0 $512,262 -$512,262
3-6 0 0 $0 $0 $0
6-9 0 0 $0 $0 $0
9-12 0 0 $0 $0 $0

Reporting owners

Insider holders from Forms 3/4/5

Showing 1-20 of 25 reporting-owner rows connected to AUTONATION, INC.. Open a relationship link for the CIK-to-CIK filing trail.

Rows
25
Largest Forms 3/4/5 holder
CASCADE INVESTMENT, L.L.C.
Net 12M change
-$512,263
Latest report
05 May 2026
Name Relationship Holdings Value Past Year Net Change Change % Valuation Report Date
CASCADE INVESTMENT, L.L.C. 10%+ Owner $1,272,278,938 Mixed 01 Oct 2024
Edward S. Lampert 10%+ Owner $680,113,040 Filing P/S 23 Aug 2024
Michael Mark Manley CEO and Director, Director $34,084,633 Mixed 01 Mar 2026
JACKSON MICHAEL J CEO and Director, Director $16,500,016 Mixed 22 Oct 2021
Rick L. Burdick Director $13,731,498 Mixed 02 Jan 2026
David B. Edelson Director $10,633,689 Mixed 02 Jan 2026
Robert R. Grusky Director $9,766,888 Mixed 02 Jan 2026
George Lawrence Mikan III Director $7,521,837 Mixed 02 Jan 2026
Gianluca Camplone COO, AN Parts & EVP, Bus Dev $7,313,931 Mixed 01 Mar 2026
C. Coleman Edmunds EVP, Gen Counsel & Corp Sec $6,616,435 Mixed 01 Mar 2026
James R. Bender President and COO $5,556,055 Mixed 01 Mar 2022
Thomas A. Szlosek Evp & Cfo $4,229,217 Mixed 01 Mar 2026
David L. Koehler COO, Non-Franchised Business $3,306,708 Mixed 01 Mar 2025
Marc G. Cannon EVP & Chief Cust Exp Officer $2,616,158 Mixed 08 Mar 2023
Norman K. Jenkins Director $2,593,381 Mixed 02 Jan 2026
Joseph T. Lower Evp & Cfo $2,300,713 Mixed 31 Jul 2023
Jacqueline A. Travisano Director $1,835,395 Mixed 02 Jan 2026
Lisa Lutoff-Perlo Director $1,835,395 Mixed 02 Jan 2026
Steven L. Gerard Director $1,713,620 Mixed 03 Jan 2022
Jeff Parent Coo $1,457,933 Mixed 01 Mar 2026

Recent insider transactions for AUTONATION, INC.

Showing up to 300 recent insider transactions from the last 12 months.

Insider Symbol Class Transaction % SEC-reported value SEC-reported price Shares Shares owned Date Ownership
Kimberly Dees AN Common Stock, par value $0.01 per share Sale -63.2% $512,262 $204.90 -2,500 1,456 05 May 2026 Direct
Thomas A. Szlosek AN Common Stock, par value $0.01 per share Tax liability -8.9% -1,611 16,500 01 Mar 2026 Direct
Thomas A. Szlosek AN Common Stock, par value $0.01 per share Options Exercise 29.2% 4,093 18,111 01 Mar 2026 Direct
Thomas A. Szlosek AN Restricted Stock Units Award 5,698 5,698 01 Mar 2026 Direct
Thomas A. Szlosek AN Restricted Stock Units Options Exercise -65.1% -4,093 2,193 01 Mar 2026 Direct
Jeff Parent AN Common Stock, par value $0.01 per share Tax liability -19.3% -997 4,161 01 Mar 2026 Direct
Jeff Parent AN Common Stock, par value $0.01 per share Options Exercise 96.4% 2,532 5,158 01 Mar 2026 Direct
Jeff Parent AN Restricted Stock Units Award 4,144 4,144 01 Mar 2026 Direct
Jeff Parent AN Restricted Stock Units Options Exercise -65.8% -2,532 1,315 01 Mar 2026 Direct
Michael Mark Manley AN Common Stock, par value $0.01 per share Tax liability -5.73% -9,214 151,586 01 Mar 2026 Direct
Michael Mark Manley AN Common Stock, par value $0.01 per share Options Exercise 17% 23,412 160,800 01 Mar 2026 Direct
Michael Mark Manley AN Restricted Stock Units Award 23,104 23,104 01 Mar 2026 Direct
Michael Mark Manley AN Restricted Stock Units Options Exercise -100% -23,412 0 01 Mar 2026 Direct
C. Coleman Edmunds AN Common Stock, par value $0.01 per share Tax liability -6.37% -2,075 30,521 01 Mar 2026 Direct
C. Coleman Edmunds AN Common Stock, par value $0.01 per share Options Exercise 20.7% 5,600 32,596 01 Mar 2026 Direct
C. Coleman Edmunds AN Restricted Stock Units Award 3,108 3,108 01 Mar 2026 Direct
C. Coleman Edmunds AN Restricted Stock Units Options Exercise -100% -5,600 0 01 Mar 2026 Direct
Kimberly Dees AN Common Stock, par value $0.01 per share Tax liability -12.7% -577 3,956 01 Mar 2026 Direct
Kimberly Dees AN Common Stock, par value $0.01 per share Options Exercise 47.5% 1,460 4,533 01 Mar 2026 Direct
Kimberly Dees AN Restricted Stock Units Award 829 829 01 Mar 2026 Direct
Kimberly Dees AN Restricted Stock Units Options Exercise -100% -1,460 0 01 Mar 2026 Direct
Gianluca Camplone AN Common Stock, par value $0.01 per share Tax liability -5.81% -2,055 33,340 01 Mar 2026 Direct
Gianluca Camplone AN Common Stock, par value $0.01 per share Options Exercise 17.3% 5,217 35,395 01 Mar 2026 Direct
Gianluca Camplone AN Restricted Stock Units Award 4,144 4,144 01 Mar 2026 Direct
Gianluca Camplone AN Restricted Stock Units Options Exercise -100% -5,217 0 01 Mar 2026 Direct
Jeff Parent AN Common Stock, par value $0.01 per share Tax liability -27.7% -1,006 2,626 28 Jan 2026 Direct
Jeff Parent AN Common Stock, par value $0.01 per share Award 216.6% 2,485 3,632 28 Jan 2026 Direct
Kimberly Dees AN Common Stock, par value $0.01 per share Tax liability -30.6% -1,354 3,073 28 Jan 2026 Direct
Kimberly Dees AN Common Stock, par value $0.01 per share Award 309.5% 3,346 4,427 28 Jan 2026 Direct
Gianluca Camplone AN Common Stock, par value $0.01 per share Tax liability -18% -6,617 30,178 28 Jan 2026 Direct
Gianluca Camplone AN Common Stock, par value $0.01 per share Award 83.5% 16,742 36,795 28 Jan 2026 Direct
C. Coleman Edmunds AN Common Stock, par value $0.01 per share Tax liability -14.7% -4,642 26,996 28 Jan 2026 Direct
C. Coleman Edmunds AN Common Stock, par value $0.01 per share Award 58.8% 11,719 31,638 28 Jan 2026 Direct
Michael Mark Manley AN Common Stock, par value $0.01 per share Tax liability -14.7% -23,734 137,388 28 Jan 2026 Direct
Michael Mark Manley AN Common Stock, par value $0.01 per share Award 59.8% 60,277 161,122 28 Jan 2026 Direct
Thomas A. Szlosek AN Common Stock, par value $0.01 per share Tax liability -25.7% -4,841 14,018 28 Jan 2026 Direct
Thomas A. Szlosek AN Common Stock, par value $0.01 per share Award 184.7% 12,234 18,859 28 Jan 2026 Direct
Jacqueline A. Travisano AN Common Stock, par value $0.01 per share Award 15.8% 1,210 8,889 02 Jan 2026 Direct
George Lawrence Mikan III AN Common Stock, par value $0.01 per share Award 5.77% 1,210 22,170 02 Jan 2026 Direct
Lisa Lutoff-Perlo AN Common Stock, par value $0.01 per share Award 15.8% 1,210 8,889 02 Jan 2026 Direct
Norman K. Jenkins AN Common Stock, par value $0.01 per share Award 10.7% 1,210 12,560 02 Jan 2026 Direct
Robert R. Grusky AN Common Stock, par value $0.01 per share Award 2.63% 1,210 47,302 02 Jan 2026 Direct
David B. Edelson AN Common Stock, par value $0.01 per share Award 2.41% 1,210 51,500 02 Jan 2026 Direct
Claire M. Bennett AN Common Stock, par value $0.01 per share Award 80.8% 1,210 2,707 02 Jan 2026 Direct
Rick L. Burdick AN Common Stock, par value $0.01 per share Award 5.7% 1,210 22,434 02 Jan 2026 Direct
C. Coleman Edmunds AN Restricted Stock Units Tax liability -3.76% -120 3,072 08 Dec 2025 Direct
Rick L. Burdick AN Common Stock, par value $0.01 per share Gift -0.95% -423 44,069 18 Nov 2025 By Limited Partnership
Jeff Parent AN Common Stock, par value $0.01 per share Tax liability -9.04% -114 1,147 01 Nov 2025 Direct
Jeff Parent AN Common Stock, par value $0.01 per share Options Exercise 29.6% 288 1,261 01 Nov 2025 Direct
Jeff Parent AN Restricted Stock Units Options Exercise -50% -288 288 01 Nov 2025 Direct
* marks a reported price that did not pass the local price check.
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