Comparable stake leader
MASSACHUSETTS FINANCIAL SERVICES CO /MA/
SEC ownership of BRUNSWICK CORP
Top holders, 13D/G large-stake signals, insider positions, and transaction flow tied to CIK 0000014930.
Disclosed value leader
BlackRock, Inc.
Comparable rows
6/50
Latest evidence
30 Jun 2026
- Public ticker
- BC, BC-PC on NYSE
- Parsed ownership sources
-
13F and 13D/G
Source: Parsed SEC ownership filingsUse: Compare filing families carefully
- Largest SEC-reported holder
-
MASSACHUSETTS FINANCIAL SERVICES CO /MA/
Ranking: Comparable ownership first, then disclosed value
- Comparable ownership rows
-
6 of 50
Meaning: Rows with safely comparable ownership %
- Latest 13D/G holder
-
MASSACHUSETTS FINANCIAL SERVICES CO /MA/
Source: Latest parsed Schedule 13D/G stake
- Latest parsed ownership date
-
30 Jun 2026
Freshness: Most recent filing date in this holder set
- Issuer CIK
- 0000014930
- Issuer location
- Mettawa, IL
Ownership snapshot
CIK-linked ownership evidence from parsed SEC filings.
3 signals
Issuer
Names, identifiers, and filing context for this profile.
2 identity fields
Ownership snapshot
Top shareholders of BRUNSWICK CORP (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
MASSACHUSETTS FINANCIAL S...
Disclosed value leader
BlackRock, Inc.
Comparable rows
6/50
Latest evidence
30 Jun 2026
13F
13D/G
Lead comparable stake: 6.4%
44 rows are not safely comparable across share classes.
13D/G row: MASSACHUSETTS FINANCIAL SERVICES CO /MA/
Showing 1-8 of 50 holder rows.
Quick read
MASSACHUSETTS FINANCIAL SERVICES CO /MA/ leads the comparable SEC ownership view at 6.4%.
6 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 MASSACHUSETTS FINANCIAL SERVICES CO /MA/'s linked filing trail.
Comparable ownership
Top 5
MASSACHUSETTS FINANCIAL SERVICES ...
6.4%
VANGUARD PORTFOLIO MANAGEMENT LLC
5.3%
VANGUARD CAPITAL MANAGEMENT LLC
5.3%
Turtle Creek Asset Management Inc.
4.5%
FMR LLC
4%
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 |
|---|---|---|---|---|---|
| MASSACHUSETTS FINANCIAL SERVICES CO /MA/ |
13F
13D/G
Company · Massachusetts Financial Services Company
|
6.4%
Reported 13D/G
· 30 Jun 2026
|
$352,083,896
4,136,460 shares
|
— | 30 Jun 2026 |
| VANGUARD PORTFOLIO MANAGEMENT LLC |
13F
13D/G
Company · Vanguard Portfolio Management
|
5.3%
Reported 13D/G
· 31 Mar 2026
|
$666,474,710
5,677,958 shares
mixed-class rows
|
— | 30 Jun 2026 |
| VANGUARD CAPITAL MANAGEMENT LLC |
13D/G
13F
Vanguard Capital Management · Company
|
5.3%
Reported 13D/G
· 31 Mar 2026
|
$579,507,201
3,419,325 shares
|
$0 | 31 Mar 2026 |
| Turtle Creek Asset Management Inc. |
13D/G
13F
Company
|
4.5%
Reported 13D/G
· 30 Sep 2025
|
$185,054,343
2,926,223 shares
|
-$53,083,277 | 30 Sep 2025 |
| FMR LLC |
13F
13D/G
Company
|
4%
Reported 13D/G
· 30 Sep 2025
|
$174,324,575
1,505,999 shares
mixed-class rows
|
— | 30 Jun 2026 |
| HARRIS ASSOCIATES L P |
13D/G
13F
Company
|
3.7%
Reported 13D/G
· 31 Dec 2025
|
$211,252,581
2,435,469 shares
|
-$89,944,089 | 31 Dec 2025 |
| BlackRock, Inc. |
13F
Company
|
—
mixed-class rows
|
$1,407,209,381
11,712,586 shares
mixed-class rows
|
— | 30 Jun 2026 |
| STATE STREET CORP |
13F
Company
|
—
mixed-class rows
|
$395,671,671
3,408,255 shares
mixed-class rows
|
— | 30 Jun 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: -$7,060,065.
Buys
$0
Insiders: 0
Sells
$7,060,065
Insiders: 4
Net
-$7,060,065
Shares: -82,477
Window
Last 12 months
4 rolling buckets
Buy value
Sell value
Shares: 0
Shares: 82,477
| Window (months) | Buy shares | Sell shares | Buy value | Sell value | Net value |
|---|---|---|---|---|---|
| 0-3 | 0 | 0 | $0 | $0 | $0 |
| 3-6 | 0 | 26,059 | $0 | $2,165,062 | -$2,165,062 |
| 6-9 | 0 | 13,171 | $0 | $1,147,458 | -$1,147,458 |
| 9-12 | 0 | 43,247 | $0 | $3,747,545 | -$3,747,545 |
Reporting owners
Insider holders from Forms 3/4/5
Showing 1-20 of 20 reporting-owner rows connected to BRUNSWICK CORP. Open a relationship link for the CIK-to-CIK filing trail.
Rows
20
Largest Forms 3/4/5 holder
David M. Foulkes
Net 12M change
-$7.06M
Full value: -$7,060,065 · USD · 12-month changeLatest report
05 Nov 2026
| Name | Relationship | Holdings Value | Past Year Net Change | Change % | Valuation | Report Date |
|---|---|---|---|---|---|---|
| David M. Foulkes | Chief Executive Officer | $14,665,863 | -$5,461,206 | -27% | Median | 05 Nov 2026 |
| Brenna Preisser | E.V.P. & President Boat Group | $7,979,802 | Mixed | 21 Sep 2026 | ||
| Ryan M. Gwillim | E.V.P. , Cfo, Cso | $7,361,732 | -$1,115,236 | -13% | Mixed | 21 Sep 2026 |
| J. Steven Whisler | Director | $6,595,713 | Median | 30 Oct 2026 | ||
| Roger J. Wood | Director | $4,474,765 | Median | 30 Oct 2026 | ||
| John G. Buelow | EVP & President Mercury Marine | $4,451,157 | Mixed | 21 Sep 2026 | ||
| Christopher F. Dekker | E.V.P. Gen Counsel & Secretary | $3,982,051 | -$435,240 | -9.9% | Mixed | 12 Feb 2026 |
| David V Singer | Director | $3,764,849 | Median | 30 Oct 2026 | ||
| Aine Denari | EVP, Pres. Navico Group, CTO | $3,149,986 | Mixed | 19 Aug 2026 | ||
| Christopher Drees | E.V.P. & Pres. Mercury Marine | $3,121,073 | Mixed | 04 Apr 2022 | ||
| Randall S. Altman | SVP and Controller | $3,067,334 | Mixed | 12 Feb 2026 | ||
| Brett A. Dibkey | EVP & President Navico Group | $2,768,140 | Mixed | 15 Feb 2024 | ||
| David C. Everitt | Director | $2,629,728 | Median | 30 Oct 2026 | ||
| Jane L. Warner | Director | $2,352,629 | Mixed | 29 Apr 2022 | ||
| Jill Wrobel | EVP Chief Human Resources Off | $2,111,503 | Mixed | 12 Feb 2026 | ||
| Joseph W. McClanathan | Director | $1,860,711 | Median | 30 Oct 2026 | ||
| Nancy E. Cooper | Director | $1,836,364 | -$48,383 | -2.6% | Median | 30 Oct 2026 |
| Lauren Patricia Flaherty | Director | $1,217,412 | Median | 30 Oct 2026 | ||
| Reginald Fils-Aime | Director | $814,691 | Median | 30 Oct 2026 | ||
| MaryAnn Wright | Director | $799,659 | Median | 30 Oct 2026 |
Recent insider transactions for BRUNSWICK CORP
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 |
|---|---|---|---|---|---|---|---|---|---|---|
| David M. Foulkes | BC | Common Stock | Sale | -17.9% | -48,134 | 221,047 | 05 Nov 2026 | Direct | ||
| Nancy E. Cooper | BC | Common Stock | Sale | -0.75% | -216 | 28,586 | 02 Nov 2026 | Direct | ||
| Lauren Patricia Flaherty | BC | Common Stock | Award | 3.21% | 589 | 18,951 | 30 Oct 2026 | Direct | ||
| Joseph W. McClanathan | BC | Common Stock | Award | 2.08% | 589 | 28,965 | 30 Oct 2026 | Direct | ||
| Roger J. Wood | BC | Common Stock | Award | 0.89% | 614 | 69,657 | 30 Oct 2026 | Direct | ||
| David C. Everitt | BC | Common Stock | Award | 1.93% | 776 | 40,936 | 30 Oct 2026 | Direct | ||
| J. Steven Whisler | BC | Common Stock | Award | 1.07% | 1,076 | 101,673 | 30 Oct 2026 | Direct | ||
| MaryAnn Wright | BC | Common Stock | Award | 5.15% | 610 | 12,448 | 30 Oct 2026 | Direct | ||
| Nancy E. Cooper | BC | Common Stock | Award | 2.19% | 618 | 28,802 | 30 Oct 2026 | Direct | ||
| Reginald Fils-Aime | BC | Common Stock | Award | 5.23% | 630 | 12,682 | 30 Oct 2026 | Direct | ||
| David V Singer | BC | Common Stock | Award | 2.91% | 1,097 | 38,817 | 30 Oct 2026 | Direct | ||
| Brenna Preisser | BC | Common Stock | Award | 37.4% | 25,760 | 94,727 | 21 Sep 2026 | Direct | ||
| John G. Buelow | BC | Common Stock | Award | 95.1% | 25,760 | 52,839 | 21 Sep 2026 | Direct | ||
| Ryan M. Gwillim | BC | Common Stock | Award | 138.4% | 45,450 | 78,282 | 21 Sep 2026 | Direct | ||
| Aine Denari | BC | Common Stock | Tax liability | -0.8% | -301 | 37,393 | 19 Aug 2026 | Direct | ||
| Brenna Preisser | BC | Common Stock | Tax liability | -0.44% | -301 | 68,858 | 19 Aug 2026 | Direct | ||
| Nancy E. Cooper | BC | Common Stock | Sale | -0.73% | -$16,161 | $78.45 | -206 | 28,184 | 03 Aug 2026 | Direct |
| Lauren Patricia Flaherty | BC | Common Stock | Award | 3.18% | 562 | 18,247 | 31 Jul 2026 | Direct | ||
| Reginald Fils-Aime | BC | Common Stock | Award | 5.25% | 601 | 12,052 | 31 Jul 2026 | Direct | ||
| Roger J. Wood | BC | Common Stock | Award | 0.86% | 585 | 68,610 | 31 Jul 2026 | Direct | ||
| David C. Everitt | BC | Common Stock | Award | 1.89% | 740 | 39,908 | 31 Jul 2026 | Direct | ||
| David V Singer | BC | Common Stock | Award | 2.87% | 1,046 | 37,546 | 31 Jul 2026 | Direct | ||
| MaryAnn Wright | BC | Common Stock | Award | 5.2% | 581 | 11,764 | 31 Jul 2026 | Direct | ||
| Joseph W. McClanathan | BC | Common Stock | Award | 2.03% | 562 | 28,238 | 31 Jul 2026 | Direct | ||
| J. Steven Whisler | BC | Common Stock | Award | 1.04% | 1,026 | 100,003 | 31 Jul 2026 | Direct | ||
| Nancy E. Cooper | BC | Common Stock | Award | 2.12% | 589 | 28,390 | 31 Jul 2026 | Direct | ||
| David M. Foulkes | BC | Common Stock | Sale | -8.81% | -$2,148,901 | $83.12 | -25,853 | 267,528 | 26 May 2026 | Direct |
| Nancy E. Cooper | BC | Common Stock | Sale | -0.69% | -$15,396 | $79.36 | -194 | 27,801 | 01 May 2026 | Direct |
| Joseph W. McClanathan | BC | Common Stock | Award | 1.95% | 527 | 27,562 | 30 Apr 2026 | Direct | ||
| MaryAnn Wright | BC | Common Stock | Award | 5.17% | 547 | 11,125 | 30 Apr 2026 | Direct | ||
| David V Singer | BC | Common Stock | Award | 2.8% | 989 | 36,360 | 30 Apr 2026 | Direct | ||
| David C. Everitt | BC | Common Stock | Award | 1.84% | 704 | 38,965 | 30 Apr 2026 | Direct | ||
| J. Steven Whisler | BC | Common Stock | Award | 0.99% | 970 | 98,496 | 30 Apr 2026 | Direct | ||
| Roger J. Wood | BC | Common Stock | Award | 0.82% | 551 | 67,673 | 30 Apr 2026 | Direct | ||
| Nancy E. Cooper | BC | Common Stock | Award | 2.02% | 555 | 27,995 | 30 Apr 2026 | Direct | ||
| Lauren Patricia Flaherty | BC | Common Stock | Award | 3.09% | 527 | 17,594 | 30 Apr 2026 | Direct | ||
| Reginald Fils-Aime | BC | Common Stock | Award | 5.2% | 566 | 11,451 | 30 Apr 2026 | Direct | ||
| Nancy E. Cooper | BC | Common Stock | Sale | -0.69% | -$16,827 | $87.64 | -192 | 27,440 | 19 Feb 2026 | Direct |
| Ryan M. Gwillim | BC | Common Stock | Sale | -28.4% | -$1,115,236 | $87.23 | -12,785 | 32,255 | 17 Feb 2026 | Direct |
| Ryan M. Gwillim | BC | Common Stock | Tax liability | -13.7% | -7,150 | 45,040 | 13 Feb 2026 | Direct | ||
| Christopher F. Dekker | BC | Common Stock | Tax liability | -9.08% | -4,212 | 42,188 | 13 Feb 2026 | Direct | ||
| Aine Denari | BC | Common Stock | Tax liability | -11.2% | -4,741 | 37,480 | 13 Feb 2026 | Direct | ||
| Randall S. Altman | BC | Common Stock | Tax liability | -5.42% | -1,730 | 30,188 | 13 Feb 2026 | Direct | ||
| John G. Buelow | BC | Common Stock | Tax liability | -14.2% | -4,444 | 26,779 | 13 Feb 2026 | Direct | ||
| David M. Foulkes | BC | Common Stock | Tax liability | -12% | -39,897 | 292,492 | 13 Feb 2026 | Direct | ||
| Brenna Preisser | BC | Common Stock | Tax liability | -6.14% | -4,510 | 68,952 | 13 Feb 2026 | Direct | ||
| Jill Wrobel | BC | Common Stock | Tax liability | -14.2% | -4,019 | 24,259 | 13 Feb 2026 | Direct | ||
| Ryan M. Gwillim | BC | Common Stock | Award | 38.5% | 14,510 | 52,190 | 12 Feb 2026 | Direct | ||
| Christopher F. Dekker | BC | Common Stock | Award | 17.6% | 6,960 | 46,400 | 12 Feb 2026 | Direct | ||
| Aine Denari | BC | Common Stock | Award | 21.7% | 7,540 | 42,221 | 12 Feb 2026 | Direct |
* marks a reported price that did not pass the local price check.