BRADLEY E SINGER

CIK 1159423 · SEVP & Chief Financial Officer · last filed 2026-06-10

"Disclosed insider exposure" sums this person's most-recently-reported share counts across each company they're an insider in, multiplied by the current underlying price. It is not net worth — it misses retail holdings, private investments, real estate, index funds, and any company where the person isn't an SEC-reporting insider. For informational purposes only.

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Disclosed Exposure

$3.53B

Companies

10

Total Filings

68

Lifetime Open-Market Net

-$330.61M

Holdings By Company

Latest on-record share count from this person's most recent non-derivative Form 4 transaction in each company. Disclosed exposure = shares × current underlying price.
Symbol Role Shares Price Disclosed Exposure Lifetime OM Net Filings Latest Filed
WRBY Director 125,030 $26.46 $3.31M -$184.2K 6 2026-06-10
Redfin Corp (RDFN) Delisted Director 125,477 $11.30 $1.42M $560.1K 10 2025-06-30
SG Director 224,945 $9.07 $2.04M -$3.85M 9 2025-06-13
CCI Director 5,474 $92.16 $504.5K $0 3 2025-02-28
MSI Director 8,517,576 $412.25 $3.51B -$277.21M 1 2016-03-22
Warner Bros. Discovery, Inc. (DISCB) Delisted SEVP & Chief Financial Officer 10,475 $24.45 $256.1K -$36.56M 14 2012-03-16
Warner Bros. Discovery, Inc. (DISBD) Delisted SEVP; Chief Financial Officer $0 1 2008-10-03
AMT CFO and Treasurer 73,200 $187.18 $13.70M -$13.36M 9 2008-05-15
Frontier Communications Parent, Inc. (CZN) Delisted Director 20,883 $0 7 2008-05-15
MARTHA STEWART LIVING OMNIMEDIA INC (MSO) Delisted Director 4,325 $0 7 2008-04-03

Recent Filings · Page 4 of 7

68 filings
Form 4 transactions across all companies, newest first.
Filed Symbol Action Net Shares Net $ Link
2012-03-16 Warner Bros. Discovery, Inc. (DISCB) Delisted Mixed -$3.06M EDGAR
2012-03-05 Warner Bros. Discovery, Inc. (DISCB) Delisted Mixed -$2.62M EDGAR
2011-12-14 Warner Bros. Discovery, Inc. (DISCB) Delisted Gift (G) −4,825 $0 EDGAR
2011-12-05 Warner Bros. Discovery, Inc. (DISCB) Delisted Mixed -$1.78M EDGAR
2011-11-14 Warner Bros. Discovery, Inc. (DISCB) Delisted Mixed -$2.40M EDGAR
2011-08-15 Warner Bros. Discovery, Inc. (DISCB) Delisted Mixed -$1.93M EDGAR
2011-05-17 Warner Bros. Discovery, Inc. (DISCB) Delisted Mixed -$2.60M EDGAR
2011-03-18 Warner Bros. Discovery, Inc. (DISCB) Delisted Grant (A) $0 EDGAR
2011-03-03 Warner Bros. Discovery, Inc. (DISCB) Delisted Mixed -$3.68M EDGAR
2010-12-08 Warner Bros. Discovery, Inc. (DISCB) Delisted Gift (G) −4,700 $0 EDGAR
Showing 3140 of 68
Page 4 of 7
Codes: P = open-market purchase · S = open-market sale · A = grant/award · M = option exercise · F = tax withholding at vest · G = bona-fide gift · D = disposition to issuer · J = other (see filing footnote). Only P / S codes carry directional signal.