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Who

Bradley E. Singer

Director

Company insider

Files Form 4 as: Director, Sweetgreen; Director, Warby Parker; Director, Redfin; Director, Crown Castle; Insider, Motorola Solutions; SEVP & Chief Financial Officer, Warner Bros. Discovery; Director, Citizens Communications Co; CFO and Treasurer, American Tower Corporation (REIT).

In numbers

Trades disclosed
316
Buys
4
Sells
24
Bought
$2.0M
Sold
$97.1M
Companies
9
Companies where not an officer
7
First trade
30 Dec 2005
Last trade
11 Jun 2026
Last filed
15 Jun 2026

Companies traded

Where they are an officer
Warner Bros. DiscoveryOfficer · Streaming & media · last 14 Mar 20121 buy · 9 sells
AMT American Tower Corporation (REIT)Officer · REITs · last 14 May 20080 buys · 7 sells
Everywhere else they filed: board seats, 10% stakes, other companies
SG SweetgreenDirector · Restaurants · last 11 Jun 20260 buys · 3 sells
WRBY Warby ParkerDirector · Medical Devices · last 8 Jun 20262 buys · 3 sells
RedfinDirector · last 1 Jul 20251 buy · 0 sells
CCI Crown CastleDirector · REITs · last 26 Feb 20250 buys · 0 sells
MSI Motorola SolutionsHardware, Devices & Storage · last 21 Mar 20160 buys · 2 sells
Citizens Communications CoDirector · last 14 May 20080 buys · 0 sells
Martha Stewart Living OmnimediaDirector · last 1 Apr 20080 buys · 0 sells

Activity over time

1 Nov 2024 – 1 Oct 2026
20Nov 24May 25Nov 25Apr 26Oct 26

Buys above the line, sells below, each month.

Every trade

TradedCompanyWhatAmount
11 Jun 2026filed 15 Jun 2026SG SweetgreenRestaurantsSEC FORM 4 Code A—24,115 at $0.00filing
11 Jun 2026filed 15 Jun 2026SG SweetgreenRestaurantsSEC FORM 4 Code A—24,115 at $0.00filing
8 Jun 2026filed 10 Jun 2026WRBY Warby ParkerMedical DevicesSEC FORM 4 Code A—9,004 at $0.00filing
8 Jun 2026filed 10 Jun 2026WRBY Warby ParkerMedical DevicesSEC FORM 4 Code A—9,004 at $0.00filing
14 May 2026filed 15 May 2026WRBY Warby ParkerMedical DevicesSEC FORM 4 Sold$140K4,833 at $29.01filing
14 May 2026filed 15 May 2026WRBY Warby ParkerMedical DevicesSEC FORM 4 Sold$140K4,833 at $29.01filing
13 May 2026filed 15 May 2026WRBY Warby ParkerMedical DevicesSEC FORM 4 Sold$575K20,167 at $28.51filing
13 May 2026filed 15 May 2026WRBY Warby ParkerMedical DevicesSEC FORM 4 Sold$575K20,167 at $28.51filing
4 Mar 2026filed 6 Mar 2026WRBY Warby ParkerMedical DevicesSEC FORM 4 Sold$435K15,793 at $27.53filing
4 Mar 2026filed 6 Mar 2026WRBY Warby ParkerMedical DevicesSEC FORM 4 Sold$435K15,793 at $27.53filing
1 Jul 2025filed 3 Jul 2025RedfinSEC FORM 4 Code D—75,477filing
1 Jul 2025filed 3 Jul 2025RedfinSEC FORM 4 Code D—50,000filing
26 Jun 2025filed 30 Jun 2025Redfinoption or derivativeSEC FORM 4 Code M—17,080 at $0.00filing
26 Jun 2025filed 30 Jun 2025Redfinoption or derivativeSEC FORM 4 Code M—16,819 at $0.00filing
26 Jun 2025filed 30 Jun 2025RedfinSEC FORM 4 Code M—17,080filing
26 Jun 2025filed 30 Jun 2025RedfinSEC FORM 4 Code M—16,819filing
17 Jun 2025filed 24 Jun 2025Redfinoption or derivativeSEC FORM 4 Code A—17,080 at $0.00filing
12 Jun 2025filed 13 Jun 2025SG SweetgreenRestaurantsSEC FORM 4 Code A—13,755 at $0.00filing
10 Jun 2025filed 12 Jun 2025WRBY Warby ParkerMedical DevicesSEC FORM 4 Code A—16,026 at $0.00filing
9 Jun 2025filed 24 Jun 2025Redfinoption or derivativeSEC FORM 4 Code M—25,423 at $0.00filing

News

Warby Parker (NYSE:WRBY) and Brilliant Earth Group (NASDAQ:BRLT) Head to Head ReviewWRBY · tickerreport.com · 21 Oct 2026

0 headlines in the last 90 days name Bradley E. Singer; 1 article from the last 14 days about the 1 company they traded most, at most three about any one of them.

Sectors

Communications10
Real Estate7
Health Care5
Consumer Discretionary3
Technology2
Not placed1

Buys in green, sells in red, by the company’s sector.

Related people

Teresa Hillary ClarkeDirector · Director at American Tower Corp /ma/, filing Form 4 there in the last year
Priya AiyarChief Legal Officer · Chief Legal Officer at Warner Bros. Discovery, filing Form 4 there in the last year
Gerhard ZeilerPresident, International · President, International at Warner Bros. Discovery, filing Form 4 there in the last year
Bruce CampbellChief Rev & Strategy Officer · Chief Rev & Strategy Officer at Warner Bros. Discovery, filing Form 4 there in the last year
Gunnar WiedenfelsChief Financial Officer · Chief Financial Officer at Warner Bros. Discovery, filing Form 4 there in the last year
Donald J. TrumpPresident · Also traded WRBY and MSI in the last 90 days
Jeffrey Jacob RaiderDirector · Also traded WRBY in the last 90 days
Neil Harris BlumenthalCo-Chief Executive Officer · Also traded WRBY in the last 90 days