JANE STREET GROUP, LLC PGEN — PRECIGEN INC

Ownership history in JANE STREET GROUP, LLC  ·  39 quarters on record

AI Ownership Summary

JANE STREET GROUP, LLC reported PRECIGEN INC (PGEN) in 39 quarterly 13F filings from 2023 Q4 through 2026 Q1. The latest visible filing shows PGEN 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. Older history is available after unlock; the visible window still shows the most recent pattern.

What this PGEN ownership page tells you

This page is designed to answer the real investor question behind a 13F filing: how meaningful was JANE STREET GROUP, LLC's position in PRECIGEN 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 Q1

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

High-water mark
Peak Conviction
0.0% in 2026 Q1

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 2026 Q1

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.

PGEN stock page JANE STREET GROUP, LLC fund profile JANE STREET GROUP, LLC full holdings
How JANE STREET GROUP, LLC held PGEN — position size vs. price
% of Fund (quarterly)    PGEN price (quarter-end, indexed to 100)    SPY (indexed to 100)    QQQ (indexed to 100)
📋 Quarterly Holdings History 16 quarters  ▾
Quarter Action Sold % After 3M Timing Shares Change Chg % % of Fund Mkt Value Filed Price (Filed)
2026 Q1 ADDED — — — 1,821,790 +1,735,190 +2003.7% 0.00% $7.1M 2026-05-12 $4.08
2026 Q1 REDUCED — — — 86,600 -264,300 -75.3% 0.00% $335K 2026-05-12 $4.08
2026 Q1 ADDED — — — 350,900 +335,000 +2106.9% 0.00% $1.4M 2026-05-12 $4.08
2025 Q4 REDUCED 95.1% -7.4% ✅ 15,900 -306,900 -95.1% 0.00% $66K 2026-02-12 $4.74
2025 Q4 REDUCED 20.6% -7.4% ✅ 322,800 -83,603 -20.6% 0.00% $1.3M 2026-02-12 $4.74
2025 Q3 ADDED — — — 406,403 +328,203 +419.7% 0.00% $1.3M 2025-11-14 $4.85
2025 Q3 REDUCED 80.9% +35.3% ❌ 78,200 -331,100 -80.9% 0.00% $257K 2025-11-14 $4.85
2025 Q3 ADDED — — — 409,300 +159,769 +64.0% 0.00% $1.3M 2025-11-14 $4.85
2025 Q2 ADDED — — — 249,531 +234,731 +1586.0% 0.00% $354K 2025-08-14 $1.85
2025 Q2 REDUCED 30.5% +155.6% ❌ 14,800 -6,500 -30.5% 0.00% $21K 2025-08-14 $1.85
2025 Q1 ADDED — — — 21,300 +7,243 +51.5% 0.00% $32K 2025-05-14 $1.28
2024 Q4 REDUCED 78.4% +33.0% ❌ 14,057 -51,025 -78.4% 0.00% $16K 2025-02-14 $1.96
2024 Q3 REDUCED 47.6% -2.1% ✅ 65,082 -59,003 -47.6% 0.00% $62K 2024-11-15 $0.82
2024 Q2 ADDED — — — 124,085 +32,142 +35.0% 0.00% $196K 2024-08-15 $1.07
2024 Q1 REDUCED 55.4% +6.9% ❌ 91,943 -114,254 -55.4% 0.00% $133K 2024-05-16 $1.40
2023 Q4 ADDED — — — 206,197 +173,228 +525.4% 0.00% $276K 2024-02-15 $1.43
23 older quarters hidden  —  Sign in free or upgrade to Premium to see full history

🏢 Other funds also holding PGEN

As of 2026 Q1 — sorted by position size

Occam Crest Management LP 10.03% Diametric Capital, LP 3Y 7Y 6.84% IRIDIAN ASSET MANAGEMENT LLC/CT 3Y 7Y 5.64% Patient Capital Management, LLC 3Y 2.52% Boxer Capital Management, LLC 1.78% TANG CAPITAL MANAGEMENT LLC 3Y 7Y 1.26% GLR Partners, LLC 0.87% Lansing Street Advisors 3Y 0.54% Investment Insight Wealth Management, LLC 0.44% PRELUDE CAPITAL MANAGEMENT, LLC 3Y 7Y 0.38%

FAQ About JANE STREET GROUP, LLC and PGEN

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

How long has JANE STREET GROUP, LLC reported owning PGEN?

JANE STREET GROUP, LLC reported PGEN across 16 quarterly 13F filings, from 2023 Q4 through 2026 Q1.

What was the largest reported PGEN position in JANE STREET GROUP, LLC's portfolio?

The largest reported portfolio weight for PGEN was 0.00% in 2026 Q1.

What is the latest reported PGEN position on this page?

The most recent filing on this page is 2026 Q1, when JANE STREET GROUP, LLC reported 1,821,790 shares, equal to 0.00% of portfolio, with an estimated market value of $7.1M.

What does the chart on this PGEN ownership page compare?

The chart compares JANE STREET GROUP, LLC's quarterly PGEN 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 JANE STREET GROUP, LLC time their PGEN position?

Based on 13F filing dates vs. subsequent PGEN price moves, JANE STREET GROUP, LLC correctly timed 22 out of 38 reported position changes (58%). The annualised alpha on PGEN relative to SPY over the holding period was +1.9%.

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