Comparable stake leader
22NW Fund, LP
SEC ownership of STONERIDGE INC
Top holders, 13D/G large-stake signals, insider positions, and transaction flow tied to CIK 0001043337.
Disclosed value leader
ArrowMark Colorado Holdings LLC
Comparable rows
50/50
Latest evidence
30 Jun 2026
- Public ticker
- SRI on NYSE
- Parsed ownership sources
-
13D/G, 13F, and 3/4/5
Source: Parsed SEC ownership filingsUse: Compare filing families carefully
- Largest SEC-reported holder
-
22NW Fund, LP
Ranking: Comparable ownership first, then disclosed value
- Comparable ownership rows
-
50 of 50
Meaning: Rows with safely comparable ownership %
- Latest 13D/G holder
-
22NW Fund, LP
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
- 0001043337
- Issuer location
- Novi, MI
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 STONERIDGE 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
22NW Fund, LP
Disclosed value leader
ArrowMark Colorado Holdin...
Comparable rows
50/50
Latest evidence
30 Jun 2026
13D/G
13F
3/4/5
Lead comparable stake: 8.2%
13D/G row: 22NW Fund, LP
Showing 1-8 of 50 holder rows.
Quick read
22NW Fund, LP leads the comparable SEC ownership view at 8.2%.
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 22NW Fund, LP's linked filing trail.
Comparable ownership
Top 5
22NW Fund, LP
8.2%
BlackRock, Inc.
7%
THRIVENT FINANCIAL FOR LUTHERANS
5.8%
DIMENSIONAL FUND ADVISORS LP
4.8%
COOPER CREEK PARTNERS MANAGEMENT LLC
4.6%
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 |
|---|---|---|---|---|---|
| 22NW Fund, LP |
13D/G
|
8.2%
|
$13,300,163
2,297,092 shares
|
$0 | 26 Feb 2026 |
| BlackRock, Inc. |
13D/G
13F
Company
|
7%
|
$14,368,670
1,962,933 shares
|
+$9,632,271 | 30 Jun 2026 |
| THRIVENT FINANCIAL FOR LUTHERANS |
13D/G
|
5.8%
|
$6,327,482
1,605,960 shares
|
-$5,632,951 | 31 Dec 2024 |
| DIMENSIONAL FUND ADVISORS LP |
13D/G
13F
Company
|
4.8%
|
$10,243,115
1,344,135 shares
|
$0 | 30 Sep 2025 |
| COOPER CREEK PARTNERS MANAGEMENT LLC |
13D/G
|
4.6%
|
$5,010,821
1,271,782 shares
|
-$671,896 | 31 Mar 2025 |
| ROYCE & ASSOCIATES LP |
13D/G
13F
Company
|
3.7%
|
$7,892,322
1,035,697 shares
|
-$2,765,407 | 30 Sep 2025 |
| ArrowMark Colorado Holdings LLC |
13D/G
13F
Company
|
3.2%
|
$109,091,000
27,688,071 shares
|
$0 | 31 Dec 2024 |
| James Zizelman |
3/4/5
President and CEO, Director
|
1.1%
|
$4,795,738
299,137 shares
mixed-class rows
|
— | 20 May 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 buying over the last 12 months. Net value: +$7,050.
Buys
$75,000
Insiders: 2
Sells
$67,950
Insiders: 1
Net
+$7,050
Shares: +1,000
Window
Last 12 months
4 rolling buckets
Buy value
Sell value
Shares: 10,000
Shares: 9,000
| Window (months) | Buy shares | Sell shares | Buy value | Sell value | Net value |
|---|---|---|---|---|---|
| 0-3 | 10,000 | 9,000 | $75,000 | $67,950 | +$7,050 |
| 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 28 reporting-owner rows connected to STONERIDGE INC. Open a relationship link for the CIK-to-CIK filing trail.
Rows
28
Largest Forms 3/4/5 holder
Jonathan B. DeGaynor
Net 12M change
+$7,050
Latest report
15 Jun 2026
| Name | Relationship | Holdings Value | Past Year Net Change | Change % | Valuation | Report Date |
|---|---|---|---|---|---|---|
| Jonathan B. DeGaynor | President and CEO, Director | $7,521,228 | Mixed | 30 Jan 2023 | ||
| James Zizelman | President and CEO, Director | $4,795,738 | Mixed | 20 May 2026 | ||
| Paul J. Schlather | Director | $3,715,872 | Mixed | 10 Mar 2025 | ||
| Jeffrey P. Draime | Director | $2,182,000 | Mixed | 13 Mar 2023 | ||
| George S. Mayes Jr. | Director | $1,742,405 | Mixed | 10 Mar 2025 | ||
| Matthew R. Horvath | Chief Financial Officer | $1,445,508 | Mixed | 02 Mar 2026 | ||
| William M. Lasky | Director | $1,437,288 | +$37,300 | +2.7% | Filing P/S | 12 Jun 2026 |
| Laurent Borne | CTO and Chief Strategy Officer | $1,296,482 | Mixed | 13 Mar 2023 | ||
| Susan C. Benedict | CHRO and Assistant GC | $1,141,750 | Mixed | 16 Mar 2026 | ||
| Kim Korth | Director | $1,053,408 | Mixed | 16 Mar 2026 | ||
| Ira C. Kaplan | Director | $994,261 | +$37,700 | +3.9% | Mixed | 03 Jun 2026 |
| Frank S. Sklarsky | Director | $605,870 | Mixed | 16 Mar 2026 | ||
| Kevin Heigel | SVP Integrated Supply Chain | $596,768 | Mixed | 01 Jul 2022 | ||
| Robert J. Hartman Jr. | Chief Accounting Officer | $573,472 | Mixed | 16 Mar 2026 | ||
| Natalia Noblet | President Electronics | $543,660 | Mixed | 16 Mar 2026 | ||
| Rajaey Kased | President Control Devices | $541,423 | Mixed | 20 Jun 2025 | ||
| Sheila M. Rutt | Director | $526,933 | Mixed | 16 Mar 2026 | ||
| Carsten J. Reinhardt | Director | $505,611 | Mixed | 16 Mar 2026 | ||
| Caetano Roberto Ferraiolo | President Stoneridge Brazil | $350,107 | -$67,950 | -16% | Mixed | 15 Jun 2026 |
| Troy Cooprider | Chief Technology Officer | $348,612 | Mixed | 20 Jun 2025 |
Recent insider transactions for STONERIDGE 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 |
|---|---|---|---|---|---|---|---|---|---|---|
| Caetano Roberto Ferraiolo | SRI | Common Shares, without par value | Sale | -69.2% | $67,950 | $7.55 | -9,000 | 3,996 | 15 Jun 2026 | Direct |
| Scott Randall Humphrey | SRI | Share Units | Award | 40,053 | 40,053 | 15 Jun 2026 | Direct | |||
| William M. Lasky | SRI | Common Shares, without par value | Purchase | 2.66% | $37,300 | $7.46 | 5,000 | 192,666 | 12 Jun 2026 | Direct |
| Ira C. Kaplan | SRI | Common Shares, without par value | Purchase | 5.26% | $37,700 | $7.54 | 5,000 | 100,046 | 03 Jun 2026 | By Trust |
| James Zizelman | SRI | Common Shares, without par value | Tax liability | -36.7% | -169,465 | 292,637 | 20 May 2026 | Direct | ||
| James Zizelman | SRI | Common Shares, without par value | Disposed to Issuer | -82% | -142,933 | 31,439 | 20 May 2026 | Direct | ||
| James Zizelman | SRI | Common Shares, without par value | Options Exercise | 573,596 | 462,102 | 20 May 2026 | Direct | |||
| James Zizelman | SRI | Share Units | Disposed to Issuer | -100% | -193,799 | 0 | 20 May 2026 | Direct | ||
| James Zizelman | SRI | Phantom Shares | Options Exercise | -100% | -142,933 | 0 | 20 May 2026 | Direct | ||
| Aron R. English | SRI | Common Shares, without par value | Award | 23,478 | 23,478 | 16 Mar 2026 | Direct | |||
| Robert J. Hartman Jr. | SRI | Share Units | Award | 294.4% | 40,611 | 54,405 | 16 Mar 2026 | Direct | ||
| Natalia Noblet | SRI | Share Units | Award | 78.9% | 27,279 | 61,863 | 16 Mar 2026 | Direct | ||
| Caetano Roberto Ferraiolo | SRI | Share Units | Award | 95.7% | 20,801 | 42,545 | 16 Mar 2026 | Direct | ||
| Susan C. Benedict | SRI | Share Units | Award | 82.2% | 46,376 | 102,791 | 16 Mar 2026 | Direct | ||
| Ira C. Kaplan | SRI | Common Shares, without par value | Award | 89.6% | 23,478 | 49,672 | 16 Mar 2026 | Direct | ||
| William M. Lasky | SRI | Common Shares, without par value | Award | 14.3% | 23,478 | 187,666 | 16 Mar 2026 | Direct | ||
| Frank S. Sklarsky | SRI | Common Shares, without par value | Award | 45.3% | 23,478 | 75,357 | 16 Mar 2026 | Direct | ||
| Sheila M. Rutt | SRI | Common Shares, without par value | Award | 55.8% | 23,478 | 65,539 | 16 Mar 2026 | Direct | ||
| Kim Korth | SRI | Common Shares, without par value | Award | 21.8% | 23,478 | 131,021 | 16 Mar 2026 | Direct | ||
| Carsten J. Reinhardt | SRI | Common Shares, without par value | Award | 59.6% | 23,478 | 62,887 | 16 Mar 2026 | Direct | ||
| Caetano Roberto Ferraiolo | SRI | Common Shares, without par value | Tax liability | -9.33% | -1,337 | 12,996 | 02 Mar 2026 | Direct | ||
| Caetano Roberto Ferraiolo | SRI | Common Shares, without par value | Options Exercise | 52.9% | 4,961 | 14,333 | 02 Mar 2026 | Direct | ||
| Caetano Roberto Ferraiolo | SRI | Share Units | Options Exercise | -18.6% | -4,961 | 21,744 | 02 Mar 2026 | Direct | ||
| Robert J. Hartman Jr. | SRI | Common Shares, without par value | Tax liability | -2.71% | -1,063 | 38,202 | 02 Mar 2026 | Direct | ||
| Robert J. Hartman Jr. | SRI | Common Shares, without par value | Options Exercise | 8.72% | 3,148 | 39,265 | 02 Mar 2026 | Direct | ||
| Robert J. Hartman Jr. | SRI | Share Units | Options Exercise | -18.6% | -3,148 | 13,794 | 02 Mar 2026 | Direct | ||
| Matthew R. Horvath | SRI | Common Shares, without par value | Tax liability | -17.2% | -3,946 | 18,994 | 02 Mar 2026 | Direct | ||
| Matthew R. Horvath | SRI | Common Shares, without par value | Options Exercise | 65.2% | 9,052 | 22,940 | 02 Mar 2026 | Direct | ||
| Matthew R. Horvath | SRI | Share Units | Options Exercise | -11% | -9,052 | 73,187 | 02 Mar 2026 | Direct | ||
| Susan C. Benedict | SRI | Common Shares, without par value | Tax liability | -15.8% | -3,224 | 17,244 | 02 Mar 2026 | Direct | ||
| Susan C. Benedict | SRI | Common Shares, without par value | Options Exercise | 56.6% | 7,396 | 20,468 | 02 Mar 2026 | Direct | ||
| Susan C. Benedict | SRI | Share Units | Options Exercise | -11.6% | -7,396 | 56,415 | 02 Mar 2026 | Direct | ||
| James Zizelman | SRI | Common Shares, without par value | Tax liability | -19.5% | -7,619 | 31,439 | 02 Mar 2026 | Direct | ||
| James Zizelman | SRI | Common Shares, without par value | Options Exercise | 98.3% | 19,363 | 39,058 | 02 Mar 2026 | Direct | ||
| James Zizelman | SRI | Share Units | Options Exercise | -9.08% | -19,363 | 193,799 | 02 Mar 2026 | Direct | ||
| Susan C. Benedict | SRI | Phantom Shares | Award | 45,029 | 45,029 | 31 Jan 2026 | Direct | |||
| James Zizelman | SRI | Phantom Shares | Award | 142,933 | 142,933 | 31 Jan 2026 | Direct |
* marks a reported price that did not pass the local price check.