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Iterum Therapeutics plc

ITRMDelisted Jun 23, 2026
Industry
Pharmaceutical Preparations
SEC CIK
0001659323

Iterum Therapeutics plc was delisted on Jun 23, 2026; its insiders filed their last Form 4 on Nov 20, 2025; 18 institutions reported holding it in 13F filings for Q1 2026, worth $41.3K in total; no superinvestor held it.

13F holders, Q1 2021

Institutional positions in Iterum Therapeutics plc as of Mar 31, 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
50
No complete 13F data for Q4 2020
Shares held
7.98M
No complete 13F data for Q4 2020
Total value
$11.2M
No complete 13F data for Q4 2020

Holders and value by quarter

Institutions reporting ITRM 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 2021: 50 institutions
Q1 2021: 50 institutionsQ2 2021: 45 institutionsQ3 2021: 42 institutionsQ4 2021: 45 institutionsQ1 2022: 41 institutionsQ2 2022: 39 institutionsQ3 2022: 25 institutionsQ4 2022: 23 institutionsQ1 2023: 17 institutionsQ2 2023: 17 institutionsQ3 2023: 15 institutionsQ4 2023: 16 institutionsQ1 2024: 18 institutionsQ2 2024: 15 institutionsQ3 2024: 18 institutionsQ4 2024: 24 institutionsQ1 2025: 20 institutionsQ2 2025: 24 institutionsQ3 2025: 24 institutionsQ4 2025: 20 institutionsQ1 2026: 18 institutionsQ2 2026: 2 institutions
Value heldQ1 2021: $11.2M
Q1 2021: $11.2MQ2 2021: $26.0MQ3 2021: $3.45MQ4 2021: $2.57MQ1 2022: $1.80MQ2 2022: $1.18MQ3 2022: $575.4KQ4 2022: $243.7KQ1 2023: $187.3KQ2 2023: $393.4KQ3 2023: $184.0KQ4 2023: $761.6KQ1 2024: $1.43MQ2 2024: $494.7KQ3 2024: $2.22MQ4 2024: $2.18MQ1 2025: $1.38MQ2 2025: $2.38MQ3 2025: $904.1KQ4 2025: $557.9KQ1 2026: $41.3KQ2 2026: $542
Institutions holding ITRM and their total value by quarter
QuarterHoldersValue
Q2 20262$542
Q1 202618$41.3K
Q4 202520$557.9K
Q3 202524$904.1K
Q2 202524$2.38M
Q1 202520$1.38M
Q4 202424$2.18M
Q3 202418$2.22M
Q2 202415$494.7K
Q1 202418$1.43M
Q4 202316$761.6K
Q3 202315$184.0K
Q2 202317$393.4K
Q1 202317$187.3K
Q4 202223$243.7K
Q3 202225$575.4K
Q2 202239$1.18M
Q1 202241$1.80M
Q4 202145$2.57M
Q3 202142$3.45M
Q2 202145$26.0M
Q1 202150$11.2M

Institutions, Q1 2021

Shares, value and share of portfolio for each institution holding Iterum Therapeutics plc.

Livermore's 13F data starts with Q1 2021, so Q1 2021 has no change from the previous quarter.

Institutions holding ITRM in Q1 2021
InstitutionSharesValue% of portfolioChange in sharesAction
Canaan Partners X LLC1,733,170$2.44M3.33%––
Frazier Management LLC1,538,316$2.17M0.17%––
New Leaf Venture Partners, L.L.C.1,456,303$2.05M0.48%––
Two Sigma Investments, LP430,373$607.0K0.00%––
HRT Financial LP399,479$563.0K0.01%––
FineMark National Bank & Trust300,000$423.0K0.02%––
Insight Advisors, LLC303,500$373.0K0.12%––
Two Sigma Advisers, LP198,800$280.0K0.00%––
Citadel Advisors LLC137,026$193.0K0.00%––
Virtu Financial LLC133,197$188.0K0.01%––
Grimes & Company, Inc.124,637$176.0K0.01%––
Verition Fund Management LLC112,500$159.0K0.00%––
Qube Research & Technologies Ltd109,147$154.0K0.00%––
Edmond de Rothschild Holding S.A.100,000$141.0K0.00%––
Geode Capital Management, LLC96,173$135.0K0.00%––
UBS Oconnor LLC88,009$124.0K0.00%––
National Asset Management, Inc.82,300$117.0K0.00%––
Millennium Management LLC75,206$106.0K0.00%––
Focused Wealth Management, Inc75,000$106.0K0.02%––
Morgan Stanley74,495$105.0K0.00%––
UBS Group AG52,961$75.0K0.00%––
Barclays PLC50,000$71.0K0.00%––
Squarepoint Ops LLC50,196$71.0K0.00%––
Boothbay Fund Management, LLC40,000$56.0K0.00%––
Two Sigma Securities, LLC35,108$50.0K0.01%––
Raymond James Financial Services Advisors, Inc.26,545$37.0K0.00%––
Royal Bank of Canada19,000$27.0K0.00%––
Commonwealth Equity Services, LLC18,500$26.0K0.00%––
Jane Street Group, LLC18,041$25.0K0.00%––
Capital Asset Advisory Services LLC16,490$23.0K0.00%––
Savant Capital, LLC13,888$20.0K0.00%––
Wells Fargo & Company13,585$19.0K0.00%––
Creative Planning13,075$18.0K0.00%––
XTX Topco Ltd12,894$18.0K0.01%––
Spire Wealth Management4,800$7.00K0.00%––
US Bancorp4,000$6.00K0.00%––
Valeo Financial Advisors, LLC4,100$6.00K0.00%––
Firestone Capital Management4,000$6.00K0.00%––
Advisor Group Holdings, Inc.3,280$5.00K0.00%––
Sowell Financial Services LLC3,100$3.00K0.00%––
Kelly Financial Services LLC1,800$2.54K0.00%––
Bollard Group LLC724$1.00K0.00%––
Private Ocean, LLC400$1.00K0.00%––
Cypress Capital Management LLC (WY)1,000$1.00K0.00%––
IFP Advisors, Inc1,000$1.00K0.00%––
Hoover Financial Advisors, Inc.500$1.00K0.00%––
HM Payson & Co50$00.00%––
Tower Research Capital LLC (TRC)90$00.00%––
Regal Wealth Group, Inc.200$00.00%––
Larson Financial Group LLC200$00.00%––