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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, Q3 2021

Institutional positions in Marin Software Inc as of Sep 30, 2021. 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
30
+10 vs. Q2 2021
Shares held
1.93M
+1.07M (+124.0%) vs. Q2 2021
Total value
$17.6M
+$8.33M (+89.9%) vs. Q2 2021
New holders
19
8 more added
Sold out
9
2 more reduced

1 institution that held it in Q2 2021 haven't filed for Q3 2021 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q2 2021: 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 holdersQ3 2021: 30 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 heldQ3 2021: $17.6M
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, Q3 2021

Shares, value and share of portfolio for each institution holding Marin Software Inc; share changes are against Q2 2021.

Institutions holding MRIN in Q3 2021
InstitutionSharesValue% of portfolioChange in sharesAction
Susquehanna International Group, LLP447,414$4.08M0.01%+447,414New
Royce & Associates LP432,844$3.95M0.03%+432,844New
Vanguard Group Inc162,910$1.49M0.00%+25,880+18.9%Added
Jane Street Group, LLC125,427$1.14M0.00%+104,007+485.6%Added
Schonfeld Strategic Advisors LLC105,600$963.0K0.01%+105,600New
Geode Capital Management, LLC96,620$881.0K0.00%+33,799+53.8%Added
Paloma Partners Management Co62,781$573.0K0.02%+62,781New
Bridgeway Capital Management, LLC60,000$547.0K0.01%00.0%Unchanged
Cutler Group LP53,910$491.0K0.04%+53,910New
Dimensional Fund Advisors LP52,888$482.0K0.00%−41,100−43.7%Reduced
Susquehanna Fundamental Investments, LLC51,387$469.0K0.01%+51,387New
BlackRock Inc.48,639$444.0K0.00%+45,870+1,656.6%Added
Squarepoint Ops LLC43,447$396.0K0.00%+43,447New
Wolverine Trading, LLC36,323$304.0K0.01%+36,323New
State Street Corp23,943$218.0K0.00%+10,000+71.7%Added
Northern Trust Corp23,087$211.0K0.00%+23,087New
Citadel Advisors LLC20,593$188.0K0.00%+20,593New
Morgan Stanley18,876$173.0K0.00%+10,524+126.0%Added
XTX Topco Ltd18,434$168.0K0.06%+18,434New
Balyasny Asset Management LLC15,000$137.0K0.00%+15,000New
Bank of Montreal15,000$129.0K0.00%+15,000New
Tower Research Capital LLC (TRC)10,298$94.0K0.00%+10,298New
Bank of America Corp4,080$37.0K0.00%+4,007+5,489.0%Added
FNY Investment Advisers, LLC2,406$21.0K0.01%+2,406New
The PNC Financial Services Group, Inc.200$2.00K0.00%+200New
UBS Group AG71$1.00K0.00%−13,623−99.5%Reduced
Wells Fargo & Company95$1.00K0.00%+38+66.7%Added
Parallel Advisors, LLC60$1.00K0.00%+60New
Howe & Rusling Inc40$00.00%+40New
Eaton Vance Management1,000$00.00%+1,000New
Renaissance Technologies LLC0$00.00%−387,043−100.0%Sold out
Ground Swell Capital, LLC0$00.00%−25,989−100.0%Sold out
Virtu Financial LLC0$00.00%−19,812−100.0%Sold out
SG Americas Securities, LLC0$00.00%−10,342−100.0%Sold out
Royal Bank of Canada0$00.00%−3,380−100.0%Sold out
IFP Advisors, Inc0$00.00%−2,000−100.0%Sold out
Newbridge Financial Services Group, Inc.0$00.00%−400−100.0%Sold out
Deutsche Bank AG0$00.00%−100−100.0%Sold out
Advisory Services Network, LLC0$00.00%−14−100.0%Sold out
Castleview Partners, LLC––––Not filed