Comparable stake leader
—
SEC ownership of MARIN SOFTWARE INC
Top holders, 13D/G large-stake signals, insider positions, and transaction flow tied to CIK 0001389002.
Disclosed value leader
—
Comparable rows
0/0
Latest evidence
—
- Parsed ownership sources
- 13F, 13D/G, and Forms 3/4/5
- Issuer CIK
- 0001389002
- Issuer location
- San Francisco, CA
Ownership snapshot
Top shareholders of MARIN SOFTWARE 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
—
Disclosed value leader
—
Comparable rows
0/0
Latest evidence
—
No top shareholder records were found across 13F, 13D/G, and Forms 3/4/5 for this issuer.
Forms 3/4/5 flow
Insider trading overview
Insider buy and sell flow is broadly balanced over the last 12 months. No Buy or Sell transactions have been reported since 05 Jun 2025.
Buys
$0
Insiders: 0
Sells
$0
Insiders: 0
Net
$0
Shares: 0
Window
Last 12 months
4 rolling buckets
Buy value
Sell value
Shares: 0
Shares: 0
| Window (months) | Buy shares | Sell shares | Buy value | Sell value | Net value |
|---|---|---|---|---|---|
| 0-3 | 0 | 0 | $0 | $0 | $0 |
| 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 1-8 of 8 reporting-owner rows connected to MARIN SOFTWARE INC. Open a relationship link for the CIK-to-CIK filing trail.
Rows
8
Largest Forms 3/4/5 holder
Christopher A. Lien
Net 12M change
$0
Latest report
05 Sep 2025
| Name | Relationship | Holdings Value | Past Year Net Change | Change % | Valuation | Report Date |
|---|---|---|---|---|---|---|
| Christopher A. Lien | CEO, Director | $0 | Mixed | 05 Sep 2025 | ||
| Robert Bertz | Cfo | $0 | Mixed | 05 Sep 2025 | ||
| Wister Walcott | Evp, Product And Technology | $0 | Mixed | 05 Sep 2025 | ||
| Daina Middleton | Director | Mixed | 05 Sep 2025 | |||
| Donald P. Hutchison | Director | Mixed | 05 Sep 2025 | |||
| L. Gordon Crovitz | Director | Mixed | 05 Sep 2025 | |||
| Brian K. Kinion | Director | Mixed | 05 Sep 2025 | |||
| Diena Lee Mann | Director | Mixed | 05 Sep 2025 |
Recent insider transactions for MARIN SOFTWARE 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 |
|---|---|---|---|---|---|---|---|---|---|---|
| Donald P. Hutchison | MRIN | Common Stock | Other | -100% | -31,653 | 0 | 05 Sep 2025 | Direct | ||
| Donald P. Hutchison | MRIN | Director Stock Option (right to buy) | Other | -100% | -7,100 | 0 | 05 Sep 2025 | Direct | ||
| Christopher A. Lien | MRIN | Common Stock | Other | -100% | -20 | 0 | 05 Sep 2025 | Held by Rebecca Lien | ||
| Christopher A. Lien | MRIN | Common Stock | Other | -100% | -3,214 | 0 | 05 Sep 2025 | Held by the Rebecca S. Lien 2013 Annuity Trust dated 2/4/13 | ||
| Christopher A. Lien | MRIN | Common Stock | Other | -100% | -3,214 | 0 | 05 Sep 2025 | Held by the Christopher A. Lien 2013 Annuity Trust dated 2/4/13 | ||
| Christopher A. Lien | MRIN | Common Stock | Other | -100% | -23,737 | 0 | 05 Sep 2025 | Held by Christopher A. Lien and Rebecca S. Lien, Co-Trustees the Lien Revocable Trust dated 7/8/2003 | ||
| Christopher A. Lien | MRIN | Common Stock | Other | -100% | -15,727 | 0 | 05 Sep 2025 | Direct | ||
| Christopher A. Lien | MRIN | Director Stock Option (right to buy) | Other | -100% | -11,428 | 0 | 05 Sep 2025 | Direct | ||
| Brian K. Kinion | MRIN | Common Stock | Other | -100% | -33,815 | 0 | 05 Sep 2025 | Direct | ||
| Brian K. Kinion | MRIN | Director Stock Option (right to buy) | Other | -100% | -5,484 | 0 | 05 Sep 2025 | Direct | ||
| Daina Middleton | MRIN | Common Stock | Other | -100% | -36,315 | 0 | 05 Sep 2025 | Direct | ||
| Daina Middleton | MRIN | Director Stock Option (right to buy) | Other | -100% | -7,100 | 0 | 05 Sep 2025 | Direct | ||
| Wister Walcott | MRIN | Common Stock | Other | -100% | -38,806 | 0 | 05 Sep 2025 | Direct | ||
| Wister Walcott | MRIN | Employee Stock Option (right to buy) | Other | -100% | -5,476 | 0 | 05 Sep 2025 | Direct | ||
| L. Gordon Crovitz | MRIN | Common Stock | Other | -100% | -31,653 | 0 | 05 Sep 2025 | Direct | ||
| L. Gordon Crovitz | MRIN | Director Stock Option (right to buy) | Other | -100% | -7,100 | 0 | 05 Sep 2025 | Direct | ||
| Diena Lee Mann | MRIN | Common Stock | Other | -100% | -18,744 | 0 | 05 Sep 2025 | Direct | ||
| Robert Bertz | MRIN | Common Stock | Other | -100% | -17,294 | 0 | 05 Sep 2025 | Direct |
* marks a reported price that did not pass the local price check.