Vontobel Holding Ltd. ACET — ADICET BIO INC

Ownership history in Vontobel Holding Ltd.  ·  9 quarters on record

AI Ownership Summary

Vontobel Holding Ltd. reported ADICET BIO INC (ACET) in 9 quarterly 13F filings from 2024 Q1 through 2026 Q2. The latest visible filing shows ACET at 0.00% of the fund.

This page tracks quarterly shares, estimated market value, portfolio weight, filing dates, and disclosure-aligned stock prices directly from SEC EDGAR 13F filings.

What this ACET ownership page tells you

This page is designed to answer the real investor question behind a 13F filing: how meaningful was Vontobel Holding Ltd.'s position in ADICET BIO INC, and how did that conviction change over time? You can read the holding window, peak weight, latest reported size, disclosure timing, and quarter-by-quarter changes without piecing the story together from raw SEC rows.

Freshest filing
Latest Reported Filing
2026 Q2

ACET was reported at 0.00% of portfolio in the most recent visible filing.

High-water mark
Peak Conviction
0.0% in 2024 Q1

Peak weight helps separate a token disclosure from a real conviction holding the fund genuinely cared about.

Time in book
Holding Window
2024 Q1 to 2026 Q2

Longer holding windows often tell a very different story from short-lived tactical trades or one-quarter experiments.

Decision context
Why It Matters
Position size beats headlines

Knowing that a fund owned a stock is useful. Knowing whether it was a 0.20% placeholder or a true high-conviction position is where the signal actually starts.

ACET stock page Vontobel Holding Ltd. fund profile Vontobel Holding Ltd. full holdings
How Vontobel Holding Ltd. held ACET — position size vs. price
% of Fund (quarterly)    ACET price (quarter-end, indexed to 100)    SPY (indexed to 100)    QQQ (indexed to 100)
📋 Quarterly Holdings History 9 quarters  ▾
Quarter Action Sold % After 3M Timing Shares Change Chg % % of Fund Mkt Value Filed Price (Filed)
2026 Q2 REDUCED — — — 13,776 -471 -3.3% 0.00% $119K 2026-08-03 $9.24
2026 Q1 REDUCED 82.2% +25.7% ❌ 14,247 -65,753 -82.2% 0.00% $97K 2026-05-08 $8.55
2025 Q3 UNCHANGED — — — 80,000 — 0% 0.00% $65K 2025-10-15 $15.78
2025 Q2 ADDED — — — 80,000 +20,000 +33.3% 0.00% $49K 2025-07-23 $13.06
2025 Q1 ADDED — — — 60,000 +10,000 +20.0% 0.00% $47K 2025-04-28 $9.92
2024 Q4 ADDED — — — 50,000 +10,000 +25.0% 0.00% $48K 2025-01-30 $14.24
2024 Q3 UNCHANGED — — — 40,000 — 0% 0.00% $58K 2024-10-16 $23.84
2024 Q2 ADDED — — — 40,000 +13,000 +48.1% 0.00% $48K 2024-08-13 $20.80
2024 Q1 INITIATED — — — 27,000 — — 0.00% $63K 2024-05-10 $23.52

🏢 Other funds also holding ACET

As of 2026 Q2 — sorted by position size

Stonepine Capital Management, LLC 3Y 7Y 0.99% NEXTBio Capital Management LP 0.63% Rangeley Capital, LLC 0.4% REGENERON PHARMACEUTICALS, INC. 0.3% Verdad Advisers, LP 3Y 0.21% DAFNA Capital Management LLC 3Y 7Y 0.15% ORBIMED ADVISORS LLC 3Y 7Y 0.14% RA CAPITAL MANAGEMENT, L.P. 3Y 7Y 0.07% JOHNSON & JOHNSON 3Y 0.02% Burkehill Global Management, LP 0.02%

FAQ About Vontobel Holding Ltd. and ACET

These are the practical questions this page is built to answer before you even open the full history table.

How long has Vontobel Holding Ltd. reported owning ACET?

Vontobel Holding Ltd. reported ACET across 9 quarterly 13F filings, from 2024 Q1 through 2026 Q2.

What was the largest reported ACET position in Vontobel Holding Ltd.'s portfolio?

The largest reported portfolio weight for ACET was 0.00% in 2024 Q1.

What is the latest reported ACET position on this page?

The most recent filing on this page is 2026 Q2, when Vontobel Holding Ltd. reported 13,776 shares, equal to 0.00% of portfolio, with an estimated market value of $119K.

What does the chart on this ACET ownership page compare?

The chart compares Vontobel Holding Ltd.'s quarterly ACET portfolio weight with the stock's indexed share price, so you can see whether the fund was building, trimming, or holding the position as price moved.

How well did Vontobel Holding Ltd. time their ACET position?

Based on 13F filing dates vs. subsequent ACET price moves, Vontobel Holding Ltd. correctly timed 3 out of 6 reported position changes (50%). The annualised alpha on ACET relative to SPY over the holding period was -14.7%.

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