Seth J Masters

CIK 1279325 · View on SEC EDGAR ↗

Insider

First SEC filing: Jan. 8, 2009 · Latest: Jan. 8, 2009

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Insider at

Insider transactions

0 buys (P) 0 sells (S) Net: $0 + 29 non-open-market transactions below last 12 months, based on the transactions shown below

Price change vs current quote, split-adjusted for corporate actions since the filing — not benchmarked, not annualized, not size-weighted

No open-market trades on record; showing all filings.

Date Ticker Code Shares Price Value Owned after Δ own A/D vs now
Dec. 7, 2009 AB A 108,679 $26.73 $2,904,990 118,947 Indirect +1058.42% Acquired 36.1% (price as of 2026-08-20)
Jan. 23, 2009 AB A 327,636 — — 327,636 Direct — Acquired (price as of 2026-08-20)
Dec. 19, 2008 AB J 8,160,000 — — 0 Indirect -100.00% Disposed (price as of 2026-08-20)
Dec. 19, 2008 1109448 J 8,160,000 $18.35 $149,736,000 0 Indirect -100.00% Disposed
Dec. 19, 2008 1109448 J 8,160,000 — — 0 Indirect -100.00% Disposed
Dec. 19, 2008 AB J 8,160,000 — — 0 Indirect -100.00% Disposed (price as of 2026-08-20)
Jan. 31, 2008 AB F 2,100 $66.39 $139,419 72,853 Direct -2.80% Disposed -45.2% (price as of 2026-08-20)
Jan. 25, 2008 AB A 15,295 $63.42 $970,009 74,953 Direct +25.64% Acquired -42.6% (price as of 2026-08-20)
Feb. 8, 2007 AB A 10,480 $90.65 $950,012 58,714 Direct +21.73% Acquired -59.9% (price as of 2026-08-20)
Feb. 8, 2007 AB J 8,160,000 $91.38 $745,660,800 8,160,000 Indirect -50.00% Disposed -60.2% (price as of 2026-08-20)
Feb. 8, 2007 1109448 J 8,160,000 $91.38 $745,660,800 8,160,000 Indirect -50.00% Disposed
Feb. 8, 2007 AB A 10,480 $90.09 $944,143 58,714 Direct +21.73% Acquired -59.6% (price as of 2026-08-20)
Feb. 8, 2007 AB J 8,160,000 — — 8,160,000 Indirect -50.00% Disposed (price as of 2026-08-20)
Feb. 8, 2007 1109448 J 8,160,000 — — 8,160,000 Indirect -50.00% Disposed
Oct. 2, 2006 AB F 7,935 $68.99 $547,436 48,324 Direct -14.10% Disposed -47.3% (price as of 2026-08-20)
Feb. 24, 2005 AB A 10,000 $42.00 $420,000 32,516 Direct +44.41% Acquired -13.4% (price as of 2026-08-20)
Dec. 7, 2004 AB J 8,160,000 $40.08 $327,052,800 16,320,000 Indirect -33.33% Disposed -9.2% (price as of 2026-08-20)
Dec. 7, 2004 1109448 J 8,160,000 $40.08 $327,052,800 16,320,000 Indirect -33.33% Disposed
Dec. 7, 2004 1109448 J 8,160,000 — — 16,320,000 Indirect -33.33% Disposed
Dec. 7, 2004 AB J 8,160,000 — — 16,320,000 Indirect -33.33% Disposed (price as of 2026-08-20)
April 1, 2004 AB A 21,419 — — 21,419 Direct — Acquired (price as of 2026-08-20)
Feb. 20, 2004 1109448 J 8,160,000 $37.83 $308,692,800 24,480,000 Indirect -25.00% Disposed
Feb. 20, 2004 1109448 J 22,513 $37.83 $851,667 65,500 Indirect -25.58% Disposed
Feb. 20, 2004 AB J 22,513 $37.83 $851,667 65,500 Indirect -25.58% Disposed -3.8% (price as of 2026-08-20)
Feb. 20, 2004 AB J 8,160,000 $37.83 $308,692,800 24,480,000 Indirect -25.00% Disposed -3.8% (price as of 2026-08-20)
Feb. 20, 2004 AB J 22,513 — — 65,500 Indirect -25.58% Disposed (price as of 2026-08-20)
Feb. 20, 2004 AB J 8,160,000 — — 24,480,000 Indirect -25.00% Disposed (price as of 2026-08-20)
Feb. 20, 2004 1109448 J 22,513 — — 65,500 Indirect -25.58% Disposed
Feb. 20, 2004 1109448 J 8,160,000 — — 24,480,000 Indirect -25.00% Disposed

P = Open-market purchase · S = Sale · A = Grant/award · M = Option exercise · G = Gift · F = Tax withholding

Insider transactions are not a recommendation; sales are often driven by liquidity or tax reasons.

Derivative holdings (Form 4 Table II)

Options, RSUs and convertible securities reported on Form 4 Table II.

Date Ticker Security Underlying Exercise price Expiration Shares A/D
Jan. 23, 2009 AB Holding Unit option (right to buy) Holding Units [F1] (327,636) $17.05 Jan. 23, 2019 327,636 Acquired
Dec. 19, 2008 AB Units [F3] Holding Units [F1] — — 8,160,000 Disposed
Dec. 19, 2008 AB Units [F3] Holding Units [F1] — — 8,160,000 Disposed
Feb. 8, 2007 AB Units Holding Units (8,160,000) — — 8,160,000 Disposed
Feb. 8, 2007 AB Units Holding Units (8,160,000) — — 8,160,000 Disposed
Dec. 7, 2004 AB Units of L.P. Interest in Alliance Capital Management L.P. Units rep. assign. of beneficial ownership of l.p. interests (8,160,000) — — 8,160,000 Disposed
Dec. 7, 2004 AB Units of L.P. Interest in Alliance Capital Management L.P. Units rep. assign. of beneficial ownership of l.p. interests (8,160,000) — — 8,160,000 Disposed
Feb. 20, 2004 1109448 Notional Interest in Alliance Capital Management L.P. Units of limited partnership interest in ACMLP (22,513) — — 22,513 Disposed
Feb. 20, 2004 AB Notional Interest in Alliance Capital Management L.P. Units rep. assign. of beneficial ownership of l.p. interests (22,513) — — 22,513 Disposed
Feb. 20, 2004 AB Units of L.P. Interest in Alliance Capital Management L.P. Units rep. assign. of beneficial ownership of l.p. interests (8,160,000) — — 8,160,000 Disposed
Feb. 20, 2004 AB Notional Interest in Alliance Capital Management L.P. Units rep. assign. of beneficial ownership of l.p. interests (22,513) — — 22,513 Disposed
Feb. 20, 2004 AB Units of L.P. Interest in Alliance Capital Management L.P. Units rep. assign. of beneficial ownership of l.p. interests (8,160,000) — — 8,160,000 Disposed
Feb. 20, 2004 1109448 Notional Interest in Alliance Capital Management L.P. Units of limited partnership interest in ACMLP (22,513) — — 22,513 Disposed

Exercise/conversion price is blank when not applicable (e.g. RSUs).

Initial ownership (Form 3) 2 holdings

Securities held when first becoming an insider, per SEC Form 3.

Date Ticker Security Shares Ownership
Feb. 10, 2004 AB Units rep. assign. of beneficial ownership of l.p. interests [F1] — Indirect
Feb. 10, 2004 AB Notional Interest in Alliance Capital Management L.P.→ Units rep. assign. of beneficial ownership of l.p. interests [F1] (88,013) 88,013 Indirect