🕵️ Curbline Properties Corp. ($CURB)

SEC insider & ownership activity, last 12 months · CIK 2027317 · every row links its SEC filing

Over the last 12 months insiders sold $7.8M with no open-market buying against it. David R. Lukes sold $7.8M (Aug–Mar). T. ROWE Price Investment Management, Inc. added 10.1% → 12.7%. 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 -$4.5M Sep 2025: net +$0 Oct 2025: net +$0 Nov 2025: net +$0 Dec 2025: net +$0 Jan 2026: net +$0 Mar 2026: net -$3.3M Mar 2026: net -$3.3M Apr 2026: net +$0 May 2026: net +$0 Jun 2026: net +$0 Jul 2026: net +$0
Monthly net open-market insider flow, last 12 months (up = net buying)

Insider flow

0 buyers, $0 (0 lots) · 1 seller, $7.8M (4 lots)

InsiderBuysBoughtSellsSoldLast
David R. Lukes0 4$7.8MMar 16, 2026

5%+ holders

HolderStakeClassScheduleEvent
T. ROWE Price Investment Management, Inc. 12.7% 13GFeb 17, 2026 filing ↗
Vanguard Portfolio Management 8.8% 13GApr 29, 2026 filing ↗
State Street Corporation 5.3% 13GFeb 5, 2025 filing ↗

Planned insider sales (Form 144)

SellerPlannedApprox. sale date
David R. Lukes$2.2MMar 16, 2026 filing ↗
David R. Lukes$1.1MMar 13, 2026 filing ↗
David R. Lukes$2.2MAug 7, 2025 filing ↗
David R. Lukes$2.3MAug 6, 2025 filing ↗

Material events (8-K)

ItemEvent date
Earnings (2.02)Jul 28, 2026 filing ↗
Financial Statements and Exhibits (9.01)Jul 28, 2026 filing ↗
Other events (8.01)Jun 29, 2026 filing ↗
Financial Statements and Exhibits (9.01)Jun 29, 2026 filing ↗
Officer/director changes (5.02)Jun 25, 2026 filing ↗
Financial Statements and Exhibits (9.01)Jun 25, 2026 filing ↗
Material agreement (1.01)Jun 2, 2026 filing ↗
Financial Statements and Exhibits (9.01)Jun 2, 2026 filing ↗
Earnings (2.02)Apr 28, 2026 filing ↗
Financial Statements and Exhibits (9.01)Apr 28, 2026 filing ↗
Other events (8.01)Feb 10, 2026 filing ↗
Financial Statements and Exhibits (9.01)Feb 10, 2026 filing ↗
Earnings (2.02)Feb 9, 2026 filing ↗
Financial Statements and Exhibits (9.01)Feb 9, 2026 filing ↗
Material agreement (1.01)Nov 12, 2025 filing ↗
New financial obligation (2.03)Nov 12, 2025 filing ↗
Financial Statements and Exhibits (9.01)Nov 12, 2025 filing ↗
Earnings (2.02)Oct 28, 2025 filing ↗
Financial Statements and Exhibits (9.01)Oct 28, 2025 filing ↗
Material agreement (1.01)Oct 1, 2025 filing ↗
Other events (8.01)Oct 1, 2025 filing ↗
Financial Statements and Exhibits (9.01)Oct 1, 2025 filing ↗
Officer/director changes (5.02)Sep 26, 2025 filing ↗
Financial Statements and Exhibits (9.01)Sep 26, 2025 filing ↗
Shareholder vote (5.07)May 7, 2025 filing ↗
Financial Statements and Exhibits (9.01)May 7, 2025 filing ↗