SEC ownership of TELEFONICA S A

Top holders, 13D/G large-stake signals, insider positions, and transaction flow tied to CIK 0000814052.

Comparable stake leader

Green Bridge Investment Co SCS

Disclosed value leader

Generali Investments CEE, investicni spolecnost, a.s.

Comparable rows

1/9

Latest evidence

30 Sep 2026

Ownership snapshot CIK-linked ownership evidence from parsed SEC filings. 3 signals
Comparable ownership rows
1 of 9
Meaning: Rows with safely comparable ownership %
Latest 13D/G holder
Green Bridge Investment Co SCS
Source: Latest parsed Schedule 13D/G stake
Latest parsed ownership date
30 Sep 2026
Freshness: Most recent filing date in this holder set
Issuer Names, identifiers, and filing context for this profile. 2 identity fields
Issuer CIK
0000814052
Issuer location
28013 Madrid, Spain

Ownership snapshot

Top shareholders of TELEFONICA S A (13F + 13D/G + 3/4/5)

Grouped by holder across the latest SEC ownership disclosures. Start with comparable ownership when available, then verify the linked 13F, 13D/G, or 3/4/5 evidence.

Comparable stake leader
Green Bridge Investment C...
Disclosed value leader
Generali Investments CEE,...
Comparable rows
1/9
Latest evidence
30 Sep 2026
13D/G 13F Lead comparable stake: 10% 8 rows are not safely comparable across share classes. 13D/G row: Green Bridge Investment Co SCS Showing 1-8 of 9 holder rows.

Quick read

Green Bridge Investment Co SCS leads the comparable SEC ownership view at 10%.

1 of 9 rows have a safely comparable ownership percentage. Use this as a filing-backed starting point, then open the detailed table for source links, reporting role, position value, share count, and filing date.

Open SEC evidence Opens Green Bridge Investment Co SCS's linked filing trail.
Comparable ownership Top 1
Green Bridge Investment Co SCS 10%

Ownership % is shown only when SEC disclosures are safely comparable across share classes.

Detailed SEC evidence table Showing 1-8 of 9 holder rows
Holder Evidence Ownership % Position 12M Net Δ As of
Green Bridge Investment Co SCS
13D/G
Green Bridge Investment Company SCS
10%
Reported 13D/G · 26 Feb 2025
—
565,280,526 shares
$0 26 Feb 2025
Generali Investments CEE, investicni spolecnost, a.s.
13F
Individual
13F
—
denominator unverified
$5,012,877
1,248,183 shares
— 30 Sep 2026
COZAD ASSET MANAGEMENT INC
13F
Company
13F
—
denominator unverified
$113,066
30,394 shares
— 30 Sep 2026
YOUSIF CAPITAL MANAGEMENT, LLC
13F
Company
13F
—
denominator unverified
$49,957
13,176 shares
— 30 Sep 2026
GAMMA Investing LLC
13F
Company
13F
—
denominator unverified
$41,344
11,114 shares
— 30 Sep 2026
SSA SWISS ADVISORS AG
13F
Company
13F
—
denominator unverified
$32,840
8,682 shares
— 30 Sep 2026
TRUST CO OF VERMONT
13F
Company
13F
—
denominator unverified
$4,637
1,223 shares
— 30 Sep 2026
Geneos Wealth Management Inc.
13F
Company
13F
—
denominator unverified
$2,039
548 shares
— 30 Sep 2026
How to read this table

Rows are grouped by holder and ranked first by SEC-reported ownership % when it is safely comparable, then by disclosed holdings value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.

Forms 3/4/5 flow

Insider trading overview

No eligible buy or sell activity is available for this window. No eligible Buy or Sell transactions are available in this dataset since 15 Nov 2025.

Buys
$0
Insiders: 0
Sells
$0
Insiders: 0
Net
$0
Shares: 0
Window
Last 12 months
4 rolling buckets
Buy value Sell value
Shares: 0 Shares: 0
Window (months) Buy shares Sell shares Buy value Sell value Net value
0-3 0 0 $0 $0 $0
3-6 0 0 $0 $0 $0
6-9 0 0 $0 $0 $0
9-12 0 0 $0 $0 $0

Recent insider transactions for TELEFONICA S A

Showing up to 300 recent insider transactions from the last 12 months.

Insider Symbol Class Transaction % SEC-reported value SEC-reported price Shares Shares owned Date Ownership
No insider transactions were found in the last 12 months for this issuer.
* marks a reported price that did not pass the local price check.
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