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Greenwich LifeSciences, Inc.

GLSI
Exchange
Nasdaq
Industry
Pharmaceutical Preparations
SEC CIK
0001799788

In the last 90 days, Greenwich LifeSciences, Inc. insiders filed 3 open-market purchases and 0 sales; 57 institutions reported holding it in 13F filings for Q2 2026, worth $39.6M in total; no superinvestor holds it.

13F holders, Q2 2023

Institutional positions in Greenwich LifeSciences, Inc. as of Jun 30, 2023. 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
23
−5 vs. Q1 2023
Shares held
628.8K
−198.8K (−24.0%) vs. Q1 2023
Total value
$6.06M
−$5.35M (−46.9%) vs. Q1 2023
New holders
1
8 more added
Sold out
6
7 more reduced

Compare with Q1 2023: new holders, sold out and not filed yet

Holders and value by quarter

Institutions reporting GLSI 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 holdersQ2 2023: 23 institutions
Q1 2021: 19 institutionsQ2 2021: 30 institutionsQ3 2021: 36 institutionsQ4 2021: 35 institutionsQ1 2022: 34 institutionsQ2 2022: 34 institutionsQ3 2022: 21 institutionsQ4 2022: 22 institutionsQ1 2023: 28 institutionsQ2 2023: 23 institutionsQ3 2023: 24 institutionsQ4 2023: 27 institutionsQ1 2024: 31 institutionsQ2 2024: 34 institutionsQ3 2024: 39 institutionsQ4 2024: 42 institutionsQ1 2025: 46 institutionsQ2 2025: 51 institutionsQ3 2025: 51 institutionsQ4 2025: 50 institutionsQ1 2026: 64 institutionsQ2 2026: 57 institutions
Value heldQ2 2023: $6.06M
Q1 2021: $8.90MQ2 2021: $36.4MQ3 2021: $31.9MQ4 2021: $19.4MQ1 2022: $18.3MQ2 2022: $8.74MQ3 2022: $7.21MQ4 2022: $10.2MQ1 2023: $11.4MQ2 2023: $6.06MQ3 2023: $4.75MQ4 2023: $5.70MQ1 2024: $13.2MQ2 2024: $17.7MQ3 2024: $16.4MQ4 2024: $13.3MQ1 2025: $11.1MQ2 2025: $11.2MQ3 2025: $12.1MQ4 2025: $27.9MQ1 2026: $41.1MQ2 2026: $39.6M
Institutions holding GLSI and their total value by quarter
QuarterHoldersValue
Q2 202657$39.6M
Q1 202664$41.1M
Q4 202550$27.9M
Q3 202551$12.1M
Q2 202551$11.2M
Q1 202546$11.1M
Q4 202442$13.3M
Q3 202439$16.4M
Q2 202434$17.7M
Q1 202431$13.2M
Q4 202327$5.70M
Q3 202324$4.75M
Q2 202323$6.06M
Q1 202328$11.4M
Q4 202222$10.2M
Q3 202221$7.21M
Q2 202234$8.74M
Q1 202234$18.3M
Q4 202135$19.4M
Q3 202136$31.9M
Q2 202130$36.4M
Q1 202119$8.90M

Institutions, Q2 2023

Shares, value and share of portfolio for each institution holding Greenwich LifeSciences, Inc.; share changes are against Q1 2023.

Institutions holding GLSI in Q2 2023
InstitutionSharesValue% of portfolioChange in sharesAction
Vanguard Group Inc282,215$2.72M0.00%−70,109−19.9%Reduced
Renaissance Technologies LLC79,200$764.0K0.00%+28,400+55.9%Added
Ameriprise Financial Inc68,192$657.7K0.00%+2,584+3.9%Added
BlackRock Inc.57,575$555.3K0.00%+823+1.5%Added
Geode Capital Management, LLC39,933$385.2K0.00%00.0%Unchanged
Millennium Management LLC35,348$340.9K0.00%−34,456−49.4%Reduced
Gsa Capital Partners LLP33,409$322.0K0.03%+20,751+163.9%Added
State Street Corp13,002$125.4K0.00%00.0%Unchanged
HRT Financial LP10,136$97.0K0.00%−8,470−45.5%Reduced
Bank of America Corp5,060$48.8K0.00%−703−12.2%Reduced
Newbridge Financial Services Group, Inc.1,500$14.5K0.01%+600+66.7%Added
Tower Research Capital LLC (TRC)1,228$11.8K0.00%+127+11.5%Added
Morgan Stanley757$7.30K0.00%−6,366−89.4%Reduced
Founders Capital Management500$4.82K0.00%00.0%Unchanged
UBS Group AG228$2.20K0.00%+227+22,700.0%Added
Royal Bank of Canada106$1.00K0.00%−3−2.8%Reduced
FMR LLC93$8970.00%−22−19.1%Reduced
Geneos Wealth Management Inc.88$8490.00%+88New
North Star Investment Management Corp.51$4920.00%00.0%Unchanged
AdvisorNet Financial, Inc50$4820.00%00.0%Unchanged
Advisor Group Holdings, Inc.50$4820.00%00.0%Unchanged
Wells Fargo & Company25$2410.00%+1+4.2%Added
JPMorgan Chase & Co4$390.00%00.0%Unchanged
Marshall Wace, LLP0$00.00%−43,031−100.0%Sold out
Susquehanna International Group, LLP0$00.00%−37,100−100.0%Sold out
Jane Street Group, LLC0$00.00%−18,510−100.0%Sold out
Citigroup Inc0$00.00%−12,498−100.0%Sold out
683 Capital Management, LLC0$00.00%−10,747−100.0%Sold out
Citadel Advisors LLC0$00.00%−10,354−100.0%Sold out