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Marin Software Inc

MRINDelisted Jul 21, 2025
Industry
Services-Computer Processing & Data Preparation
SEC CIK
0001389002

Marin Software Inc was delisted on Jul 21, 2025; its insiders filed their last Form 4 on Sep 8, 2025; 11 institutions reported holding it in 13F filings for Q1 2025, worth $206.6K in total; no superinvestor held it.

13F holders, Q1 2024

Institutional positions in Marin Software Inc as of Mar 31, 2024. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works

Institutional holders
27
−3 vs. Q4 2023
Shares held
937.8K
−768.2K (−45.0%) vs. Q4 2023
Total value
$283.1K
−$340.6K (−54.6%) vs. Q4 2023
New holders
4
2 more added
Sold out
7
6 more reduced

Compare with Q4 2023: new holders, sold out and not filed yet

Holders and value by quarter

Institutions reporting MRIN on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.

Institutional holdersQ1 2024: 27 institutions
Q1 2021: 16 institutionsQ2 2021: 21 institutionsQ3 2021: 30 institutionsQ4 2021: 31 institutionsQ1 2022: 27 institutionsQ2 2022: 23 institutionsQ3 2022: 24 institutionsQ4 2022: 27 institutionsQ1 2023: 23 institutionsQ2 2023: 25 institutionsQ3 2023: 28 institutionsQ4 2023: 30 institutionsQ1 2024: 27 institutionsQ2 2024: 13 institutionsQ3 2024: 9 institutionsQ4 2024: 12 institutionsQ1 2025: 11 institutionsQ2 2025: 1 institutionQ3 2025: 0 institutionsQ4 2025: 1 institutionQ1 2026: 0 institutionsQ2 2026: 0 institutions
Value heldQ1 2024: $283.1K
Q1 2021: $2.35MQ2 2021: $9.26MQ3 2021: $17.6MQ4 2021: $9.29MQ1 2022: $6.42MQ2 2022: $3.68MQ3 2022: $2.64MQ4 2022: $1.99MQ1 2023: $1.83MQ2 2023: $1.06MQ3 2023: $768.6KQ4 2023: $623.6KQ1 2024: $283.1KQ2 2024: $320.6KQ3 2024: $343.0KQ4 2024: $387.7KQ1 2025: $206.6KQ2 2025: $90Q3 2025: $0Q4 2025: $0Q1 2026: $0Q2 2026: $0
Institutions holding MRIN and their total value by quarter
QuarterHoldersValue
Q2 20260$0
Q1 20260$0
Q4 20251$0
Q3 20250$0
Q2 20251$90
Q1 202511$206.6K
Q4 202412$387.7K
Q3 20249$343.0K
Q2 202413$320.6K
Q1 202427$283.1K
Q4 202330$623.6K
Q3 202328$768.6K
Q2 202325$1.06M
Q1 202323$1.83M
Q4 202227$1.99M
Q3 202224$2.64M
Q2 202223$3.68M
Q1 202227$6.42M
Q4 202131$9.29M
Q3 202130$17.6M
Q2 202121$9.26M
Q1 202116$2.35M

Institutions, Q1 2024

Shares, value and share of portfolio for each institution holding Marin Software Inc; share changes are against Q4 2023.

Institutions holding MRIN in Q1 2024
InstitutionSharesValue% of portfolioChange in sharesAction
Vanguard Group Inc181,298$55.3K0.00%00.0%Unchanged
BlackRock Inc.144,326$44.0K0.00%00.0%Unchanged
Geode Capital Management, LLC136,723$41.7K0.00%00.0%Unchanged
Royce & Associates LP117,417$35.8K0.00%−729,174−86.1%Reduced
Bridgeway Capital Management, LLC60,000$18.3K0.00%00.0%Unchanged
State Street Corp50,885$15.5K0.00%00.0%Unchanged
Toroso Investments, LLC34,723$10.6K0.00%+34,723New
Thompson Davis & Co., Inc.30,000$9.15K0.01%00.0%Unchanged
Two Sigma Investments, LP26,867$8.19K0.00%00.0%Unchanged
Northern Trust Corp25,394$7.75K0.00%00.0%Unchanged
Two Sigma Securities, LLC17,058$5.20K0.00%−12,584−42.5%Reduced
Acadian Asset Management LLC19,294$5.00K0.00%00.0%Unchanged
Citadel Advisors LLC14,627$4.46K0.00%+14,627New
Pathstone Holdings, LLC14,262$4.35K0.00%00.0%Unchanged
HRT Financial LP16,064$4.00K0.00%−3,273−16.9%Reduced
NBC Securities, Inc.16,129$4.00K0.00%+16,129New
IHT Wealth Management, LLC11,000$3.35K0.00%00.0%Unchanged
XTX Topco Ltd10,460$3.19K0.00%+10,460New
Tower Research Capital LLC (TRC)6,519$1.99K0.00%−256−3.8%Reduced
Group One Trading, L.P.2,059$6280.00%−6,066−74.7%Reduced
UBS Group AG1,566$4780.00%+46+3.0%Added
Wells Fargo & Company133$410.00%+4+3.1%Added
Qube Research & Technologies Ltd35$110.00%00.0%Unchanged
Advisor Group Holdings, Inc.10$30.00%00.0%Unchanged
Simplex Trading, LLC884$00.00%−4,242−82.8%Reduced
Royal Bank of Canada59$00.00%00.0%Unchanged
Morgan Stanley1––00.0%Unchanged
Millennium Management LLC0$00.00%−29,382−100.0%Sold out
Virtu Financial LLC0$00.00%−17,526−100.0%Sold out
Two Sigma Advisers, LP0$00.00%−14,500−100.0%Sold out
Susquehanna International Group, LLP0$00.00%−13,287−100.0%Sold out
Jane Street Group, LLC0$00.00%−12,734−100.0%Sold out
FMR LLC0$00.00%−705−100.0%Sold out
Cutler Group LP0$00.00%−471−100.0%Sold out