PTGX β€” Protagonist Therapeutics, Inc

Ownership history in Knott David M Jr  Β·  10 quarters on record

AI Ownership Summary

Knott David M Jr reported Protagonist Therapeutics, Inc (PTGX) in 10 quarterly 13F filings from 2023 Q4 through 2025 Q4. Peak portfolio weight reached 2.95% in 2025 Q4. The latest visible filing shows PTGX at 2.95% 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. Older history is available after unlock; the visible window still shows the most recent pattern.

What this PTGX ownership page tells you

This page is designed to answer the real investor question behind a 13F filing: how meaningful was Knott David M Jr's position in Protagonist Therapeutics, 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
2025 Q4

PTGX was reported at 2.95% of portfolio in the most recent visible filing.

High-water mark
Peak Conviction
2.95% in 2025 Q4

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

Time in book
Holding Window
2023 Q4 to 2025 Q4

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 Knott David M Jr held PTGX β€” position size vs. price
% of Fund (quarterly)    PTGX price (quarter-end, indexed to 100)
πŸ“‹ Quarterly Holdings History 9 quarters  β–Ύ
Quarter Action Shares Change Chg % % of Fund Mkt Value Filed Price (Filed)
2025 Q4 REDUCED 73,000 -10,000 -12.0% 2.95% $6.4M 2026-02-14 (Est.) $81.49
2025 Q3 ADDED 83,000 +3,000 +3.8% 2.22% $5.5M 2025-11-12 $84.85
2025 Q2 ADDED 80,000 +4,000 +5.3% 2.00% $4.4M 2025-08-11 $53.75
2025 Q1 ADDED 76,000 +23,632 +45.1% 1.73% $3.7M 2025-05-12 $45.27
2024 Q4 UNCHANGED 52,368 β€” 0% 0.73% $2.0M 2025-02-12 $37.42
2024 Q3 UNCHANGED 52,368 β€” 0% 0.83% $2.4M 2024-11-13 $42.67
2024 Q2 UNCHANGED 52,368 β€” 0% 0.72% $1.8M 2024-08-12 $40.60
2024 Q1 UNCHANGED 52,368 β€” 0% 0.54% $1.5M 2024-05-14 $29.61
2023 Q4 UNCHANGED 52,368 β€” 0% 0.46% $1.2M 2024-02-13 $26.99
1 older quarter hidden  β€”  Sign in free or upgrade to Premium to see full history

FAQ About Knott David M Jr and PTGX

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

How long has Knott David M Jr reported owning PTGX?

Knott David M Jr reported PTGX across 9 quarterly 13F filings, from 2023 Q4 through 2025 Q4.

What was the largest reported PTGX position in Knott David M Jr's portfolio?

The largest reported portfolio weight for PTGX was 2.95% in 2025 Q4.

What is the latest reported PTGX position on this page?

The most recent filing on this page is 2025 Q4, when Knott David M Jr reported 73,000 shares, equal to 2.95% of portfolio, with an estimated market value of $6.4M.

What does the chart on this PTGX ownership page compare?

The chart compares Knott David M Jr's quarterly PTGX 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.

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