PACIFIC INVESTMENT MANAGEMENT CO LLC sold 19.2% of their position (228.19K shares) of QUANTUM CORP /DE/ on the open market

Open‑market sale worth $14.04M — a significant reduction. Review remaining holdings and any 10b5‑1 plan disclosures.

S · 6 sales

PACIFIC INVESTMENT MANAGEMENT CO LLC

Filed: 1/7/2025ACC: 0000950170-25-003094

InsiderPACIFIC INVESTMENT MANAGEMENT CO LLCCIK 1163368

→

IssuerQUANTUM CORP /DE/CIK 709283

10% Owner

Since Apr 2022

-228.19K

Net shares

Net seller

$14.04M

Total sold

Open market trades

0B · 6S

Total transactions

677.90K acquired · 906.10K disposed

Non-Derivative Transactions12

Common Stock

Indirect

X · X

+114.16K

Price / share

$54.20

Trade value

$6.19M

% of position

22.3%

1/3/2025

512.42K→626.57K

Common Stock

Indirect

S · Sale

−100.58K

Price / share

$61.52

Trade value

$6.19M

% of position

16.1%

1/3/2025

626.57K→525.99K

Common Stock

Indirect

X · X

+219.97K

Price / share

$26.00

Trade value

$5.72M

% of position

41.8%

1/3/2025

525.99K→745.96K

Common Stock

Indirect

S · Sale

−92.97K

Price / share

$61.52

Trade value

$5.72M

% of position

12.5%

1/3/2025

745.96K→652.99K

Common Stock

Indirect

X · X

+63.44K

Price / share

$6.20

Trade value

$393.30K

% of position

9.7%

1/3/2025

652.99K→716.43K

Common Stock

Indirect

S · Sale

−6.39K

Price / share

$61.52

Trade value

$393.30K

% of position

0.9%

1/3/2025

716.43K→710.04K

Common Stock

Indirect

X · X

+37.54K

Price / share

$6.20

Trade value

$232.72K

% of position

5.3%

1/3/2025

710.04K→747.57K

Common Stock

Indirect

S · Sale

−3.78K

Price / share

$61.52

Trade value

$232.73K

% of position

0.5%

1/3/2025

747.57K→743.79K

Common Stock

Indirect

X · X

+18.75K

Price / share

$6.20

Trade value

$116.25K

% of position

2.5%

1/3/2025

743.79K→762.54K

Common Stock

Indirect

S · Sale

−1.89K

Price / share

$61.52

Trade value

$116.21K

% of position

0.2%

1/3/2025

762.54K→760.65K

Common Stock

Indirect

X · X

+224.06K

Price / share

$6.20

Trade value

$1.39M

% of position

29.5%

1/3/2025

760.65K→984.71K

Common Stock

Indirect

S · Sale

−22.58K

Price / share

$61.52

Trade value

$1.39M

% of position

2.3%

1/3/2025

984.71K→962.13K

Total

Net shares

+449.71K

Net value

-$699.40

Security	Date	Type	Shares	Price / Share	Trade Value	% of Position	Held Before	Held After
Common Stock Indirect	1/3/2025	X · X	+114.16K	$54.20	$6.19M	22.3%	512.42K	626.57K
Common Stock Indirect	1/3/2025	S · Sale	−100.58K	$61.52	$6.19M	16.1%	626.57K	525.99K
Common Stock Indirect	1/3/2025	X · X	+219.97K	$26.00	$5.72M	41.8%	525.99K	745.96K
Common Stock Indirect	1/3/2025	S · Sale	−92.97K	$61.52	$5.72M	12.5%	745.96K	652.99K
Common Stock Indirect	1/3/2025	X · X	+63.44K	$6.20	$393.30K	9.7%	652.99K	716.43K
Common Stock Indirect	1/3/2025	S · Sale	−6.39K	$61.52	$393.30K	0.9%	716.43K	710.04K
Common Stock Indirect	1/3/2025	X · X	+37.54K	$6.20	$232.72K	5.3%	710.04K	747.57K
Common Stock Indirect	1/3/2025	S · Sale	−3.78K	$61.52	$232.73K	0.5%	747.57K	743.79K
Common Stock Indirect	1/3/2025	X · X	+18.75K	$6.20	$116.25K	2.5%	743.79K	762.54K
Common Stock Indirect	1/3/2025	S · Sale	−1.89K	$61.52	$116.21K	0.2%	762.54K	760.65K
Common Stock Indirect	1/3/2025	X · X	+224.06K	$6.20	$1.39M	29.5%	760.65K	984.71K
Common Stock Indirect	1/3/2025	S · Sale	−22.58K	$61.52	$1.39M	2.3%	984.71K	962.13K
Total			+449.71K		-$699.40

Derivative Transactions6

Warrants (right to buy)

Indirect

X · X

Converts to

Common Stock

114.16K shares

−114.16K

Strike price

61.52

Held after

0.00

Exercisable

—

1/3/2025

Warrants (right to buy)

Indirect

X · X

Converts to

Common Stock

219.97K shares

−219.97K

Strike price

61.52

Held after

0.00

Exercisable

—

1/3/2025

Warrants (right to buy)

Indirect

X · X

Converts to

Common Stock

63.44K shares

−63.44K

Strike price

61.52

Held after

0.00

Exercisable

—

1/3/2025

Warrants (right to buy)

Indirect

X · X

Converts to

Common Stock

37.54K shares

−37.54K

Strike price

61.52

Held after

0.00

Exercisable

—

1/3/2025

Warrants (right to buy)

Indirect

X · X

Converts to

Common Stock

18.75K shares

−18.75K

Strike price

61.52

Held after

0.00

Exercisable

—

1/3/2025

Warrants (right to buy)

Indirect

X · X

Converts to

Common Stock

224.06K shares

−224.06K

Strike price

61.52

Held after

0.00

Exercisable

—

1/3/2025

Security	Converts To	Date	Type	Shares	Strike Price	Exercisable
Warrants (right to buy) Indirect	Common Stock114.16K shares	1/3/2025	X · X	−114.16K	61.52	—
Warrants (right to buy) Indirect	Common Stock219.97K shares	1/3/2025	X · X	−219.97K	61.52	—
Warrants (right to buy) Indirect	Common Stock63.44K shares	1/3/2025	X · X	−63.44K	61.52	—
Warrants (right to buy) Indirect	Common Stock37.54K shares	1/3/2025	X · X	−37.54K	61.52	—
Warrants (right to buy) Indirect	Common Stock18.75K shares	1/3/2025	X · X	−18.75K	61.52	—
Warrants (right to buy) Indirect	Common Stock224.06K shares	1/3/2025	X · X	−224.06K	61.52	—