🕵️ Thredup Inc. ($TDUP)

SEC insider & ownership activity, last 12 months · CIK 1484778 · every row links its SEC filing

Over the last 12 months insiders sold $17.8M against $571K of open-market buying. James G. Reinhart sold $13.3M (Aug–Jun). Capital World Investors trimmed 9.4% → 8.4%; James G. Reinhart trimmed 7.9% → 6.9%. No red-flag 8-Ks in the window.

🚨 2 signals active — planned-vs-executed verdicts, pre-event flags, and cluster context live in the API and the alerts bot.
Aug 2025: net -$8.3M Sep 2025: net +$0 Oct 2025: net +$0 Nov 2025: net -$4.1M Dec 2025: net -$2.4M Jan 2026: net +$0 Mar 2026: net -$1.3M Mar 2026: net -$1.3M Apr 2026: net +$0 May 2026: net +$0 Jun 2026: net -$1.3M Jul 2026: net +$0
Monthly net open-market insider flow, last 12 months (up = net buying)

Insider flow

2 buyers, $571K (2 lots) · 4 sellers, $17.8M (34 lots)

InsiderBuysBoughtSellsSoldLast
James G. Reinhart0 13$13.3MJun 2, 2026
Sobers Sean0 11$2.3MJun 2, 2026
Coretha M. Rushing0 1$1.1MAug 21, 2025
Homer Christopher0 9$1.0MJun 2, 2026
Daniel J. Nova1$522K 0Nov 5, 2025
Nakache Patricia1$49K 0Mar 10, 2026

5%+ holders

HolderStakeClassScheduleEvent
Needham Investment Management L.L.C. 8.7% 13GMay 14, 2026 filing ↗
Needham Asset Management, LLC 8.7% 13GMay 14, 2026 filing ↗
Needham Aggressive Growth Fund 8.7% 13GMay 14, 2026 filing ↗
George A. Needham 8.7% 13GMay 14, 2026 filing ↗
Capital World Investors 8.4% 13GFeb 13, 2026 filing ↗
Blackrock, Inc. 7.3% 13GJan 21, 2026 filing ↗
Daniel Nova 7.3% 13GFeb 11, 2026 filing ↗
James G. Reinhart 6.9% 13GNov 4, 2025 filing ↗

Planned insider sales (Form 144)

SellerPlannedApprox. sale date
Christopher Homer$273KJun 2, 2026 filing ↗
James G. Reinhart$775KJun 2, 2026 filing ↗
Sean Sobers$202KJun 2, 2026 filing ↗
James G. Reinhart$823KMar 3, 2026 filing ↗
Christopher Homer$266KMar 3, 2026 filing ↗
Sean Sobers$216KMar 3, 2026 filing ↗
James G Reinhart$1.5MDec 2, 2025 filing ↗
Christopher Homer$507KDec 2, 2025 filing ↗
Sean Sobers$380KDec 2, 2025 filing ↗
James G Reinhart$3.0MNov 7, 2025 filing ↗
James Reinhart & Michele Reinhart TR Costanoa Family Trust 22-JUL-15 AS Amended$1.6MNov 7, 2025 filing ↗
Coretha V Rushing$1.1MAug 21, 2025 filing ↗
James G Reinhart$4.0MAug 8, 2025 filing ↗
Graden Sean Sobers$502KAug 7, 2025 filing ↗
Graden Sean Sobers$1.0MAug 6, 2025 filing ↗
James G Reinhart$1.6MAug 6, 2025 filing ↗

Material events (8-K)

ItemEvent date
Shareholder vote (5.07)May 20, 2026 filing ↗
Earnings (2.02)May 4, 2026 filing ↗
Financial Statements and Exhibits (9.01)May 4, 2026 filing ↗
Earnings (2.02)Mar 2, 2026 filing ↗
Financial Statements and Exhibits (9.01)Mar 2, 2026 filing ↗
Material agreement (1.01)Jan 30, 2026 filing ↗
New financial obligation (2.03)Jan 30, 2026 filing ↗
Officer/director changes (5.02)Nov 14, 2025 filing ↗
Earnings (2.02)Nov 3, 2025 filing ↗
Financial Statements and Exhibits (9.01)Nov 3, 2025 filing ↗
Earnings (2.02)Aug 4, 2025 filing ↗
Financial Statements and Exhibits (9.01)Aug 4, 2025 filing ↗