SEC ownership of ALLIANCEBERNSTEIN L.P.

Top holders, 13D/G large-stake signals, insider positions, and transaction flow tied to CIK 0001109448.

Comparable stake leader

Equitable Holdings, Inc.

Disclosed value leader

Equitable Holdings, Inc.

Comparable rows

1/50

Latest evidence

30 Sep 2026

Ownership snapshot CIK-linked ownership evidence from parsed SEC filings. 3 signals
Comparable ownership rows
1 of 50
Meaning: Rows with safely comparable ownership %
Latest 13D/G holder
Equitable Holdings, Inc.
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
0001109448
Issuer location
Nashville, TN

Ownership snapshot

Top shareholders of ALLIANCEBERNSTEIN L.P. (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
Equitable Holdings, Inc.
Disclosed value leader
Equitable Holdings, Inc.
Comparable rows
1/50
Latest evidence
30 Sep 2026
13D/G 3/4/5 13F Lead comparable stake: 61% 49 rows are not safely comparable across share classes. 13D/G row: Equitable Holdings, Inc. Showing 1-8 of 50 holder rows.

Quick read

Equitable Holdings, Inc. leads the comparable SEC ownership view at 61%.

1 of 50 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 Equitable Holdings, Inc.'s linked filing trail.
Comparable ownership Top 1
Equitable Holdings, Inc. 61%

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

Detailed SEC evidence table Showing 1-8 of 50 holder rows
Holder Evidence Ownership % Position 12M Net Δ As of
Equitable Holdings, Inc.
13D/G 3/4/5
Affiliate of holder of general partnership units., 10%+ Owner
61%
Reported 13D/G · 19 Dec 2024
$7,043,671,139
179,548,079 shares
$0 19 Dec 2024
AMERICAN CENTURY COMPANIES INC
13F
Company
13F
—
denominator unverified
$33,952,959
973,422 shares
— 30 Sep 2026
MORGAN STANLEY
13F
Company
13F
—
denominator unverified
$26,524,043
760,437 shares
— 30 Sep 2026
LPL Financial LLC
13F
Company
13F
—
denominator unverified
$19,301,585
553,371 shares
— 30 Sep 2026
Crestwood Advisors Group, LLC
13F
Company
13F
—
denominator unverified
$18,102,825
519,003 shares
— 30 Sep 2026
Quantinno Capital Management LP
13F
Company
13F
—
denominator unverified
$14,152,979
405,762 shares
— 30 Sep 2026
Invesco Ltd.
13F
Company
13F
—
denominator unverified
$11,015,871
315,822 shares
— 30 Sep 2026
STIFEL FINANCIAL CORP
13F
Company
13F
—
denominator unverified
$10,268,487
294,392 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

Reporting owners

Insider holders from Forms 3/4/5

Showing 1-5 of 5 reporting-owner rows connected to ALLIANCEBERNSTEIN L.P.. Open a relationship link for the CIK-to-CIK filing trail.

Rows
5
Largest Forms 3/4/5 holder
Equitable Holdings, Inc.
Net 12M change
$0
Latest report
30 Oct 2025
Name Relationship Holdings Value Past Year Net Change Change % Valuation Report Date
Equitable Holdings, Inc. Affiliate of holder of general partnership units., 10%+ Owner $3,163,772,720 Filing P/S 30 Oct 2025
Onur Erzan Head, Gl. Cl. Grp. & Pr. Wlth. Mixed 06 Jul 2022
Todd Walthall Director Mixed 21 Sep 2021
Joan M. Lammtennant Director Mixed 22 Oct 2021
Alpha Units Holdings, Inc. Affiliate of holder of general partnership units. Mixed 19 Dec 2024

Recent insider transactions for ALLIANCEBERNSTEIN L.P.

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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