PTCT Insider Trading Activity

Transactions disclosed by company insiders to the SEC on Form 4, most recent first.

InsiderRoleDateSharesValue
Klein Matthew B. CHIEF EXECUTIVE OFFICER 2026-08-04 10,292 $705,722
Sollie-Zetlmayer Hege Elisabeth Insider 2026-07-28 4,000 $0
Sollie-Zetlmayer Hege Elisabeth Insider 2026-07-28 2,000 $0

How Institutional Funds Moved on PTCT

Position changes disclosed in SEC Form 13F filings. These report a quarterly snapshot, not exact trade dates.

FundChangeQuarter
FULLER & THALER ASSET MANAGEMENT, INC. FULLER & THALER ASSET MANAGEMENT, INC. opened a new position worth $94,361,749. 2026-06-30
WESTFIELD CAPITAL MANAGEMENT CO LP WESTFIELD CAPITAL MANAGEMENT CO LP opened a new position worth $159,563,645. 2026-06-30
WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC opened a new position worth $140,519,660. 2026-06-30
Sixth Street Partners Management Company, L.P. Sixth Street Partners Management Company, L.P. opened a new position worth $64,449,436. 2026-06-30
RENAISSANCE TECHNOLOGIES LLC RENAISSANCE TECHNOLOGIES LLC increased this position by 62% ($36,333,729 -> $59,015,895). 2026-06-30
AMERICAN CENTURY COMPANIES INC AMERICAN CENTURY COMPANIES INC increased this position by 11889% ($340,854 -> $40,866,277). 2026-06-30
ARROWSTREET CAPITAL, LIMITED PARTNERSHIP ARROWSTREET CAPITAL, LIMITED PARTNERSHIP increased this position by 602% ($7,605,488 -> $53,377,940). 2026-06-30
VANGUARD CAPITAL MANAGEMENT LLC VANGUARD CAPITAL MANAGEMENT LLC increased this position by 22% ($250,463,321 -> $305,000,589). 2026-06-30

Which Funds Hold PTCT

Largest reported positions as of 2026-06-30.

FundValueShares
RTW INVESTMENTS, LP $631,875,072 7,746,415
VANGUARD PORTFOLIO MANAGEMENT LLC $401,986,014 4,928,111
VANGUARD CAPITAL MANAGEMENT LLC $305,000,589 3,739,127
WELLINGTON MANAGEMENT GROUP LLP $292,435,873 3,585,091
WESTFIELD CAPITAL MANAGEMENT CO LP $159,563,645 1,956,156
GEODE CAPITAL MANAGEMENT, LLC $155,132,041 1,901,417
Hood River Capital Management LLC $141,818,662 1,738,613
WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC $140,519,660 1,722,688
TANG CAPITAL MANAGEMENT LLC $122,355,000 1,500,000
Driehaus Capital Management LLC $117,469,528 1,440,107

Data compiled from public SEC filings. This is informational reporting, not investment advice.

Defilade Capital Management, L.P.: 13F Portfolio Moves Tracked Quarterly

Table summarizing Defilade Capital Management L.P.'s 13F portfolio changes for the quarter ending 2026-03-31, including new positions, increases, reductions, and exits.

This page tracks Defilade Capital Management, L.P.’s institutional portfolio moves as disclosed in its SEC Form 13F filings, updated every quarter as new filings become available. Because 13F filings report only quarter-end snapshots rather than exact trade dates, all activity below is described as occurring during the quarter ending 2026-03-31, and future updates will build … Read more