Latest Period
Q4 2025
Security Snapshot
Adicet Bio, Inc. - Common Stock, par value $0.0001 (ACET) Institutional Ownership
CUSIP: 007002108
13F Institutional Holders and Ownership History from Q3 2020 to Q4 2025
Institutions Reporting
1
Shares (Excl. Options)
60,511
Price
$8.42
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- Type / Class
- Equity / Common Stock, par value $0.0001
- Symbol
- ACET on Nasdaq
- Shares outstanding
- 9,599,852
- Price per share
- $8.42
- All holders as of 31 Dec 2025
- Q4 2025
- Total 13F shares
- 60,511
- Total reported value
- $509,503
- % of total 13F portfolios
- 0%
- Share change
- -51,340,484
- Value change
- -$48,502,668
- Number of holders
- 1
- Price from insider filings
- $8.42
Reported Shares, Excluding Options vs Price
Reported Value, Excluding Options
Total Investors
Quick Takeaways
- ACET - Adicet Bio, Inc. - Common Stock, par value $0.0001 is tracked under CUSIP 007002108.
- 1 institution reported positions in Q4 2025.
- 2 significant owners is listed from Schedule 13D/13G reporting.
What Changed
- Holder count moved from 53 to 1 between Q3 2025 and Q4 2025.
- Reported value moved from $41,591,047 to $509,503.
Why This Matters
- You can quickly see who holds this security, then open quarter and manager detail pages for full evidence.
- 13F and Schedule 13D/13G sections are kept together so you can cross-check institutional and beneficial ownership context.
Source Evidence
Source: SEC Form 13F
Open SEC Evidence
Latest holder context comes from 1 institution filings for Q4 2025.
Investment Quick Answers
What is CUSIP 007002108?
CUSIP 007002108 identifies ACET - Adicet Bio, Inc. - Common Stock, par value $0.0001 in SEC 13F datasets.
Where can I see the latest institutional holders?
Review the Q4 2025 holders report and the ownership history table below.
Next ownership checks
Use the next link that matches the question you still need to answer about this security.
- Latest 13F filings when you want to inspect fresh institutional portfolio moves.
- Latest Schedule 13D/13G reports when you need large-owner changes outside the 13F cycle.
- All institutional ownership pages to compare this security with other holder-history pages.
Recent Quarterly Holder Reports
Open recent reporting periods for CUSIP 007002108:
Significant Owners of Adicet Bio, Inc. - Common Stock, par value $0.0001 (ACET) based on Schedule 13D/G filings
| Filer | Ownership | Change % | Holdings Value | Net Change | Nb Shares | Change % | Reporting Name | Report Period |
|---|---|---|---|---|---|---|---|---|
| TANG CAPITAL MANAGEMENT LLC | 9.9% | $6,208,827 | 8,223,612 | TANG CAPITAL MANAGEMENT, LLC | 31 Mar 2025 | |||
| ORBIMED ADVISORS LLC | 8.8% | -8% | $7,113,107 | -$117,272,169 | 844,787 | -94% | ORBIMED ADVISORS LLC | 08 Apr 2026 |
As of 31 Dec 2025, 1 institutional investors reported holding 60,511 shares of Adicet Bio, Inc. - Common Stock, par value $0.0001 (ACET). This represents 0.63% of the company’s total 9,599,852 outstanding shares.
Institutional Holders of Adicet Bio, Inc. - Common Stock, par value $0.0001 (ACET) across Reporting Periods
| Period | Reported Shares, Excl. Options | Value, Excl. Options | Value Change | Price (Median) | Investors |
|---|---|---|---|---|---|
| 2025 Q4 | 60,511 | $509,503 | -$48,502,668 | $8.42 | 1 |
| 2025 Q3 | 51,335,037 | $41,591,047 | -$36,555 | $0.81 | 53 |
| 2025 Q2 | 51,603,071 | $31,484,026 | -$3,114,221 | $0.61 | 47 |
| 2025 Q1 | 55,856,035 | $42,041,103 | -$1,434,569 | $0.76 | 56 |
| 2024 Q4 | 57,616,208 | $55,430,722 | -$613,083 | $0.96 | 61 |
| 2024 Q3 | 57,126,257 | $82,259,457 | -$8,520,911 | $1.44 | 62 |
| 2024 Q2 | 63,950,445 | $77,407,916 | -$23,984,627 | $1.21 | 83 |
| 2024 Q1 | 75,135,656 | $176,537,613 | +$98,192,610 | $2.35 | 96 |
| 2023 Q4 | 33,363,531 | $63,033,300 | -$3,182,870 | $1.89 | 76 |
| 2023 Q3 | 35,675,697 | $48,851,768 | -$4,181,891 | $1.37 | 83 |
| 2023 Q2 | 37,121,626 | $90,180,708 | -$28,161,740 | $2.43 | 92 |
| 2023 Q1 | 40,249,929 | $231,250,449 | -$1,583,181 | $5.76 | 105 |
| 2022 Q4 | 42,143,638 | $376,757,638 | -$18,208,642 | $8.94 | 100 |
| 2022 Q3 | 41,668,911 | $592,464,001 | +$53,381,880 | $14.22 | 98 |
| 2022 Q2 | 37,871,013 | $553,032,820 | +$48,530,334 | $14.60 | 97 |
| 2022 Q1 | 33,013,038 | $659,188,374 | +$43,094,111 | $19.97 | 82 |
| 2021 Q4 | 30,385,666 | $531,158,057 | +$190,514,360 | $17.49 | 78 |
| 2021 Q3 | 19,920,035 | $156,119,000 | -$14,652,181 | $7.84 | 54 |
| 2021 Q2 | 21,191,598 | $218,012,000 | +$7,951,899 | $10.29 | 60 |
| 2021 Q1 | 20,347,324 | $265,987,000 | +$141,427,052 | $13.08 | 50 |
| 2020 Q4 | 9,536,513 | $133,985,000 | +$6,730,351 | $14.05 | 39 |
| 2020 Q3 | 9,051,029 | $107,615,000 | +$107,615,000 | $11.89 | 28 |