Comparable stake leader
DIMENSIONAL FUND ADVISORS LP
Top holders, 13D/G large-stake signals, insider positions, and transaction flow tied to CIK 0000800457.
Comparable stake leader
DIMENSIONAL FUND ADVISORS LP
Disclosed value leader
DONEGAL MUTUAL INSURANCE CO
Comparable rows
2/50
Latest evidence
05 Nov 2026
Ownership snapshot
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.
Quick read
2 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.
Ownership % is shown only when SEC disclosures are safely comparable across share classes.
| Holder | Evidence | Ownership % | Position | 12M Net Δ | As of |
|---|---|---|---|---|---|
| DIMENSIONAL FUND ADVISORS LP |
13F
13D/G
Company
|
5.6%
Reported 13D/G
· 31 Dec 2025
|
$37,710,521
1,973,981 shares
mixed-class rows
|
— | 30 Jun 2026 |
| BlackRock, Inc. |
13F
13D/G
Company
|
4.9%
Reported 13D/G
· 30 Sep 2026
|
$40,912,710
2,169,284 shares
|
— | 30 Jun 2026 |
| DONEGAL MUTUAL INSURANCE CO |
3/4/5
10%+ Owner
|
—
mixed-class rows
|
$352,876,963
19,187,102 shares
mixed-class rows
|
+$14,809,919 | 05 Nov 2026 |
| VANGUARD CAPITAL MANAGEMENT LLC |
13F
Company
|
—
mixed-class rows
|
$15,088,168
787,500 shares
mixed-class rows
|
— | 30 Jun 2026 |
| GEODE CAPITAL MANAGEMENT, LLC |
13F
Company
|
—
denominator unverified
|
$11,253,468
596,546 shares
|
— | 30 Jun 2026 |
| AMERICAN CENTURY COMPANIES INC |
13F
Company
|
—
denominator unverified
|
$8,861,956
469,881 shares
|
— | 30 Jun 2026 |
| OLD REPUBLIC INTERNATIONAL CORP |
13F
Company
|
—
denominator unverified
|
$8,025,000
425,500 shares
|
— | 30 Jun 2026 |
| STATE STREET CORP |
13F
Company
|
—
denominator unverified
|
$7,668,533
406,603 shares
|
— | 30 Jun 2026 |
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
Net insider flow leans to buying over the last 12 months. Net value: +$11,275,787.
| Window (months) | Buy shares | Sell shares | Buy value | Sell value | Net value |
|---|---|---|---|---|---|
| 0-3 | 280,437 | 65,678 | $5,336,210 | $1,265,741 | +$4,070,468 |
| 3-6 | 183,410 | 62,250 | $3,197,576 | $1,211,985 | +$1,985,591 |
| 6-9 | 42,577 | 9,000 | $723,900 | $158,652 | +$565,248 |
| 9-12 | 285,529 | 45,074 | $5,552,233 | $897,754 | +$4,654,479 |
Reporting owners
Showing 1-20 of 33 reporting-owner rows connected to DONEGAL GROUP INC. Open a relationship link for the CIK-to-CIK filing trail.
| Name | Relationship | Holdings Value | Past Year Net Change | Change % | Valuation | Report Date |
|---|---|---|---|---|---|---|
| DONEGAL MUTUAL INSURANCE CO | 10%+ Owner | $352,876,963 | +$14,809,919 | +4.4% | Mixed | 05 Nov 2026 |
| Jack Lee Hess | Director | $2,383,913 | Mixed | 17 Feb 2026 | ||
| Daniel J. Wagner | Sr. VP & Treasurer | $2,076,424 | -$355,711 | -15% | Mixed | 12 Nov 2025 |
| Jeffrey D. Miller | EVP & Chief Financial Officer | $1,330,434 | -$403,746 | -23% | Mixed | 11 Sep 2026 |
| Sanjay Pandey | Sr. VP & Chief Info Officer | $665,083 | -$20,891 | -3% | Mixed | 05 Nov 2026 |
| David Benjamin Bawel | Svp & Chief Accounting Officer | $652,529 | -$174,254 | -21% | Mixed | 09 Sep 2026 |
| Sewell Trezevant Moore Jr. | Director | $562,862 | -$88,671 | -14% | Mixed | 02 Jan 2026 |
| Richard George Kelley | Sr. Vice President | $427,643 | Mixed | 04 Jan 2022 | ||
| Kevin Gerard Burke | President & Chief Exec Officer, Director | $329,694 | -$461,424 | -58% | Mixed | 11 Sep 2026 |
| Barry Craig Huber | Director | $321,903 | -$87,437 | -21% | Filing P/S | 03 Sep 2026 |
| Michael Kevin Callahan | Director | $304,223 | Mixed | 16 Apr 2026 | ||
| Kevin Michael Kraft Sr. | Director | $292,427 | -$90,081 | -24% | Mixed | 02 Jan 2026 |
| Robert Richard Long Jr. | Sr. VP, General Counsel | $262,535 | Mixed | 01 Jul 2024 | ||
| Matthew Thomas Hudnall | Senior Vice President | $252,330 | Mixed | 02 Jan 2024 | ||
| Dennis Joseph Bixenman | Director | $212,554 | -$216,675 | -50% | Mixed | 04 Aug 2026 |
| Jon Marshall Mahan | Director | $207,195 | -$87,236 | -30% | Filing P/S | 05 Nov 2026 |
| Jeffrey Alan Jacobsen | Sr. Vice President | $189,455 | Mixed | 02 Jun 2022 | ||
| William Albert Folmar | Sr. Vice President | $183,602 | Mixed | 01 Jul 2026 | ||
| Richard D. Wampler II | Director | $181,733 | Mixed | 02 Jan 2024 | ||
| Vincent Anthony Viozzi | Sr. VP & Chief Inv Officer | $175,263 | -$44,499 | -20% | Mixed | 03 Sep 2026 |
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 |
|---|---|---|---|---|---|---|---|---|---|---|
| Donegal Mutual Insurance Co | DGICA | Class A Common Stock | Purchase | 0.05% | $140,531 | $18.74 | 7,500 | 14,435,128 | 06 Nov 2026 | Direct |
| Donegal Mutual Insurance Co | DGICA | Class A Common Stock | Purchase | 0.18% | $480,974 | $18.86 | 25,500 | 14,427,628 | 05 Nov 2026 | Direct |
| Sanjay Pandey | DGICA | Class A Common Stock | Sale | -11% | -$20,891 | $19.52 | -1,070 | 8,697 | 05 Nov 2026 | Direct |
| Sanjay Pandey | DGICA | Class A Common Stock | Options Exercise | 12.3% | 1,070 | 9,767 | 05 Nov 2026 | Direct | ||
| Sanjay Pandey | DGICA | Options | Options Exercise | -5.94% | -1,070 | 16,930 | 05 Nov 2026 | Direct | ||
| Jon Marshall Mahan | DGICA | Class A Common Stock | Sale | -29.6% | -$87,236 | $19.39 | -4,500 | 10,688 | 05 Nov 2026 | Direct |
| Jon Marshall Mahan | DGICA | Class A Common Stock | Options Exercise | 42.1% | 4,500 | 15,188 | 05 Nov 2026 | Direct | ||
| Jon Marshall Mahan | DGICA | Options | Options Exercise | -100% | -4,500 | 0 | 05 Nov 2026 | Direct | ||
| Donegal Mutual Insurance Co | DGICA | Class A Common Stock | Purchase | 0.05% | $142,008 | $18.93 | 7,500 | 14,402,128 | 04 Nov 2026 | Direct |
| Donegal Mutual Insurance Co | DGICA | Class A Common Stock | Purchase | 0.05% | $140,206 | $18.69 | 7,500 | 14,394,628 | 03 Nov 2026 | Direct |
| Donegal Mutual Insurance Co | DGICA | Class A Common Stock | Purchase | 0.38% | $1,052,415 | $19.23 | 54,725 | 14,387,128 | 11 Sep 2026 | Direct |
| Jeffrey D. Miller | DGICA | Class A Common Stock | Sale | -43.6% | -$403,746 | $19.23 | -21,000 | 27,176 | 11 Sep 2026 | Direct |
| Jeffrey D. Miller | DGICA | Class A Common Stock | Options Exercise | 77.3% | 21,000 | 48,176 | 11 Sep 2026 | Direct | ||
| Jeffrey D. Miller | DGICA | Options | Options Exercise | -100% | -21,000 | 0 | 11 Sep 2026 | Direct | ||
| Kevin Gerard Burke | DGICA | Class A Common Stock | Sale | -63.4% | -$461,424 | $19.23 | -24,000 | 13,870 | 11 Sep 2026 | Direct |
| Kevin Gerard Burke | DGICA | Class A Common Stock | Options Exercise | 173% | 24,000 | 37,870 | 11 Sep 2026 | Direct | ||
| Kevin Gerard Burke | DGICA | Options | Options Exercise | -100% | -24,000 | 0 | 11 Sep 2026 | Direct | ||
| Donegal Mutual Insurance Co | DGICA | Class A Common Stock | Purchase | 0.07% | $191,262 | $19.13 | 10,000 | 14,332,403 | 10 Sep 2026 | Direct |
| David Benjamin Bawel | DGICA | Class A Common Stock | Sale | -27.2% | -$160,509 | $19.28 | -8,326 | 22,331 | 09 Sep 2026 | Direct |
| David Benjamin Bawel | DGICA | Class A Common Stock | Options Exercise | 37.3% | 8,326 | 30,657 | 09 Sep 2026 | Direct | ||
| David Benjamin Bawel | DGICA | Options | Options Exercise | -100% | -8,326 | 0 | 09 Sep 2026 | Direct | ||
| Donegal Mutual Insurance Co | DGICA | Class A Common Stock | Purchase | 0.09% | $257,650 | $19.13 | 13,469 | 14,322,403 | 09 Sep 2026 | Direct |
| Donegal Mutual Insurance Co | DGICA | Class A Common Stock | Purchase | 0.07% | $191,358 | $19.14 | 10,000 | 14,308,934 | 08 Sep 2026 | Direct |
| Donegal Mutual Insurance Co | DGICA | Class A Common Stock | Purchase | 0.04% | $123,486 | $19.39 | 6,368 | 14,298,934 | 04 Sep 2026 | Direct |
| Barry Craig Huber | DGICA | Class A Common Stock | Sale | -21.4% | -$87,437 | $19.43 | -4,500 | 16,567 | 03 Sep 2026 | Direct |
| Barry Craig Huber | DGICA | Class A Common Stock | Options Exercise | 27.2% | 4,500 | 21,067 | 03 Sep 2026 | Direct | ||
| Barry Craig Huber | DGICA | Options | Options Exercise | -100% | -4,500 | 0 | 03 Sep 2026 | Direct | ||
| Vincent Anthony Viozzi | DGICA | Class A Common Stock | Sale | -28% | -$44,499 | $19.50 | -2,282 | 5,861 | 03 Sep 2026 | Direct |
| Donegal Mutual Insurance Co | DGICA | Class A Common Stock | Purchase | 0.07% | $187,434 | $19.53 | 9,595 | 14,292,566 | 03 Sep 2026 | Direct |
| Donegal Mutual Insurance Co | DGICA | Class A Common Stock | Purchase | 0.07% | $194,334 | $19.43 | 10,000 | 14,282,971 | 02 Sep 2026 | Direct |
| Donegal Mutual Insurance Co | DGICA | Class A Common Stock | Purchase | 0.06% | $177,434 | $19.17 | 9,257 | 14,272,971 | 01 Sep 2026 | Direct |
| Donegal Mutual Insurance Co | DGICA | Class A Common Stock | Purchase | 0.07% | $191,765 | $19.18 | 10,000 | 14,263,714 | 31 Aug 2026 | Direct |
| Donegal Mutual Insurance Co | DGICA | Class A Common Stock | Purchase | 0.07% | $191,946 | $19.19 | 10,000 | 14,253,714 | 28 Aug 2026 | Direct |
| Donegal Mutual Insurance Co | DGICA | Class A Common Stock | Purchase | 0.07% | $189,504 | $18.95 | 10,000 | 14,243,714 | 27 Aug 2026 | Direct |
| Donegal Mutual Insurance Co | DGICA | Class A Common Stock | Purchase | 0.07% | $181,668 | $19.11 | 9,508 | 14,233,714 | 26 Aug 2026 | Direct |
| Donegal Mutual Insurance Co | DGICA | Class A Common Stock | Purchase | 0.07% | $189,981 | $19.00 | 10,000 | 14,224,206 | 25 Aug 2026 | Direct |
| Donegal Mutual Insurance Co | DGICA | Class A Common Stock | Purchase | 0.07% | $190,647 | $19.06 | 10,000 | 14,214,206 | 24 Aug 2026 | Direct |
| Donegal Mutual Insurance Co | DGICA | Class A Common Stock | Purchase | 0.07% | $186,757 | $18.68 | 10,000 | 14,204,206 | 21 Aug 2026 | Direct |
| Donegal Mutual Insurance Co | DGICA | Class A Common Stock | Purchase | 0.07% | $183,133 | $18.66 | 9,815 | 14,194,206 | 20 Aug 2026 | Direct |
| Donegal Mutual Insurance Co | DGICA | Class A Common Stock | Purchase | 0.07% | $180,522 | $18.61 | 9,700 | 14,184,391 | 19 Aug 2026 | Direct |
| Donegal Mutual Insurance Co | DGICA | Class A Common Stock | Purchase | 0.07% | $185,955 | $18.60 | 10,000 | 14,174,691 | 18 Aug 2026 | Direct |
| Donegal Mutual Insurance Co | DGICA | Class A Common Stock | Purchase | 0.07% | $185,239 | $18.52 | 10,000 | 14,164,691 | 17 Aug 2026 | Direct |
| Vincent Anthony Viozzi | DGICA | Class A Common Stock | Other | 1% | 32 | 3,233 | 14 Aug 2026 | 401(k) Plan | ||
| Jeffrey D. Miller | DGICA | Class A Common Stock | Other | 1% | 417 | 42,165 | 14 Aug 2026 | 401(k) Plan | ||
| Kevin Gerard Burke | DGICA | Class A Common Stock | Other | 1% | 33 | 3,342 | 14 Aug 2026 | 401(k) Plan | ||
| David Benjamin Bawel | DGICA | Class A Common Stock | Other | 0.99% | 53 | 5,420 | 14 Aug 2026 | 401(k) Plan | ||
| Donegal Mutual Insurance Co | DGICA | Class A Common Stock | Purchase | 0.13% | $354,060 | $19.67 | 18,000 | 14,154,691 | 06 Aug 2026 | Direct |
| Christina Marie Hoffman | DGICA | Class A Common Stock | Sale | -79.4% | -$354,060 | $19.67 | -18,000 | 4,655 | 06 Aug 2026 | Direct |
| Christina Marie Hoffman | DGICA | Class A Common Stock | Options Exercise | 386.7% | 18,000 | 22,655 | 06 Aug 2026 | Direct | ||
| Christina Marie Hoffman | DGICA | Options | Options Exercise | -100% | -18,000 | 0 | 06 Aug 2026 | Direct |