WHEELOCK CHARLES E. (VP, Administration, GC and Sec) received a stock award from NOS4-1, INC.

Compensation award — not an open‑market transaction. Less informative as a directional signal.

A · 1 award

WHEELOCK CHARLES E.

Filed: 4/2/2021ACC: 0001104659-21-046205

InsiderWHEELOCK CHARLES E.CIK 1713635

→

IssuerNOS4-1, INC.CIK 1136294

Officer· VP, Administration, GC and Sec

Since Mar 2019

+21.08K

Net shares

Net buyer

$47.5K

Total sold

Open market trades

0B · 0S

Total transactions

57.99K acquired · 36.91K disposed

Non-Derivative Transactions4

Common Stock, $0.01 par value per share

Direct

M · Option Exercise

+8.94K

Price / share

—

Trade value

—

% of position

13.3%

3/31/2021

67.19K→76.13K

Common Stock, $0.01 par value per share

Direct

M · Option Exercise

+14.33K

Price / share

—

Trade value

—

% of position

18.8%

3/31/2021

76.13K→90.46K

Common Stock, $0.01 par value per share

Direct

A · Award

+11.97K

Price / share

—

Trade value

—

% of position

13.2%

3/31/2021

90.46K→102.43K

Common Stock, $0.01 par value per share

Direct

F · Tax Withholding

−13.65K

Price / share

$3.48

Trade value

$47.50K

% of position

13.3%

3/31/2021

102.43K→88.78K

Total

Net shares

+21.59K

Net value

-$47.50K

Security	Date	Type	Shares	Price / Share	Trade Value	% of Position	Held Before	Held After
Common Stock, $0.01 par value per share Direct	3/31/2021	M · Option Exercise	+8.94K	—	—	13.3%	67.19K	76.13K
Common Stock, $0.01 par value per share Direct	3/31/2021	M · Option Exercise	+14.33K	—	—	18.8%	76.13K	90.46K
Common Stock, $0.01 par value per share Direct	3/31/2021	A · Award	+11.97K	—	—	13.2%	90.46K	102.43K
Common Stock, $0.01 par value per share Direct	3/31/2021	F · Tax Withholding	−13.65K	$3.48	$47.50K	13.3%	102.43K	88.78K
Total			+21.59K		-$47.50K

Derivative Transactions3

Restricted Stock Units

Direct

M · Option Exercise

Converts to

Common Stock

8.94K shares

−8.94K

Strike price

Held after

8.94K

Exercisable

—

3/31/2021

Restricted Stock Units

Direct

M · Option Exercise

Converts to

Common Stock

14.33K shares

−14.33K

Strike price

Held after

28.65K

Exercisable

—

3/31/2021

Restricted Stock Units

Direct

A · Award

Converts to

Common Stock

22.76K shares

+22.76K

Strike price

Held after

22.76K

Exercisable

—

3/31/2021

Security	Converts To	Date	Type	Shares	Exercisable	Held After
Restricted Stock Units Direct	Common Stock8.94K shares	3/31/2021	M · Option Exercise	−8.94K	—	8.94K
Restricted Stock Units Direct	Common Stock14.33K shares	3/31/2021	M · Option Exercise	−14.33K	—	28.65K
Restricted Stock Units Direct	Common Stock22.76K shares	3/31/2021	A · Award	+22.76K	—	22.76K

Non-Derivative Holdings (Post-Transaction)0

No non-derivative holdings reported

Derivative Holdings (Post-Transaction)1

Performance-Based Restricted Stock Units

Direct

Underlying security

Common Stock

Underlying shares

30.33K

Shares owned

30.33K

Exercise price

Expiration

—

Exercise window

—

Total

Underlying

30.33K

Owned

30.33K

Security	Underlying	Exercise Price	Exercise Window	Expiration	Underlying Shares	Shares Owned
Performance-Based Restricted Stock Units Direct	Common Stock		—	—	30.33K	30.33K
Total					30.33K	30.33K