GF FUND MANAGEMENT CO. LTD. ZLAB — Zai Lab Ltd

Ownership history in GF FUND MANAGEMENT CO. LTD.  ·  8 quarters on record

AI Ownership Summary

GF FUND MANAGEMENT CO. LTD. reported Zai Lab Ltd (ZLAB) in 8 quarterly 13F filings from 2024 Q4 through 2026 Q3. The latest visible filing shows ZLAB 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 ZLAB ownership page tells you

This page is designed to answer the real investor question behind a 13F filing: how meaningful was GF FUND MANAGEMENT CO. LTD.'s position in Zai Lab Ltd, 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 Q3

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

High-water mark
Peak Conviction
0.0% in 2025 Q1

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

Time in book
Holding Window
2024 Q4 to 2026 Q3

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.

How GF FUND MANAGEMENT CO. LTD. held ZLAB — position size vs. price
% of Fund (quarterly)    ZLAB price (quarter-end, indexed to 100)    SPY (indexed to 100)    QQQ (indexed to 100)
📋 Quarterly Holdings History 8 quarters  ▾
Quarter Action Sold % After 3M Timing Shares Change Chg % % of Fund Mkt Value Filed Price (Filed)
2026 Q3 ADDED — — — 793 +64 +8.8% 0.00% $21K 2026-10-26 $24.34
2026 Q2 REDUCED 16.5% +35.2% ❌ 729 -144 -16.5% 0.00% $14K 2026-08-07 $23.32
2026 Q1 ADDED — — — 873 +105 +13.7% 0.00% $16K 2026-04-15 $23.25
2025 Q4 REDUCED 25.4% +6.6% ❌ 768 -261 -25.4% 0.00% $14K 2026-01-27 $17.05
2025 Q3 REDUCED 23.0% -47.4% ✅ 1,029 -307 -23.0% 0.00% $35K 2025-11-07 $21.90
2025 Q2 UNCHANGED — — — 1,336 — 0% 0.00% $47K 2025-07-22 $37.00
2025 Q1 ADDED — — — 1,336 +241 +22.0% 0.00% $48K 2025-04-29 $31.84
2024 Q4 INITIATED — — — 1,095 — — 0.00% $29K 2025-02-19 $30.97

FAQ About GF FUND MANAGEMENT CO. LTD. and ZLAB

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

How long has GF FUND MANAGEMENT CO. LTD. reported owning ZLAB?

GF FUND MANAGEMENT CO. LTD. reported ZLAB across 8 quarterly 13F filings, from 2024 Q4 through 2026 Q3.

What was the largest reported ZLAB position in GF FUND MANAGEMENT CO. LTD.'s portfolio?

The largest reported portfolio weight for ZLAB was 0.00% in 2025 Q1.

What is the latest reported ZLAB position on this page?

The most recent filing on this page is 2026 Q3, when GF FUND MANAGEMENT CO. LTD. reported 793 shares, equal to 0.00% of portfolio, with an estimated market value of $21K.

What does the chart on this ZLAB ownership page compare?

The chart compares GF FUND MANAGEMENT CO. LTD.'s quarterly ZLAB 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 GF FUND MANAGEMENT CO. LTD. time their ZLAB position?

Based on 13F filing dates vs. subsequent ZLAB price moves, GF FUND MANAGEMENT CO. LTD. correctly timed 4 out of 6 reported position changes (67%). The annualised alpha on ZLAB relative to SPY over the holding period was -24.9%.

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