STRATEGIC ED INC

Ticker: STRA CUSIP: 86272C103 Class: Common Stock

MASON STREET ADVISORS, LLC's Holding History (CIK: 0001167711)

Note: Option positions (PUT/CALL) are excluded.

Q4 2020

Shares 13,033 Value ($000) $1,242 Avg Close $79.48 Range $69.88 - $86.50

Q3 2020

Shares 13,064 Value ($000) $1,195 Avg Close $103.25 Range $74.73 - $147.42

Q2 2020

Shares 12,174 Value ($000) $1,871 Avg Close $132.09 Range $93.06 - $159.59

Q1 2020

Shares 7,651 Value ($000) $1,069 Avg Close $128.84 Range $92.13 - $148.63

Q4 2019

Shares 7,651 Value ($000) $1,216 Avg Close $116.71 Range $102.42 - $134.53

Q3 2019

Shares 7,454 Value ($000) $1,013 Avg Close $142.78 Range $110.27 - $158.76

Q2 2019

Shares 7,321 Value ($000) $1,303 Avg Close $136.86 Range $108.48 - $156.38

Q1 2019

Shares 6,984 Value ($000) $917 Avg Close $101.36 Range $88.26 - $125.64

Q4 2018

Shares 6,742 Value ($000) $765 Avg Close $105.62 Range $84.95 - $128.25

Q3 2018

Shares 6,375 Value ($000) $874 Avg Close $106.05 Range $92.71 - $114.98

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2020	13,033	$1,242	$79.48	$69.88 - $86.50
Q3 2020	13,064	$1,195	$103.25	$74.73 - $147.42
Q2 2020	12,174	$1,871	$132.09	$93.06 - $159.59
Q1 2020	7,651	$1,069	$128.84	$92.13 - $148.63
Q4 2019	7,651	$1,216	$116.71	$102.42 - $134.53
Q3 2019	7,454	$1,013	$142.78	$110.27 - $158.76
Q2 2019	7,321	$1,303	$136.86	$108.48 - $156.38
Q1 2019	6,984	$917	$101.36	$88.26 - $125.64
Q4 2018	6,742	$765	$105.62	$84.95 - $128.25
Q3 2018	6,375	$874	$106.05	$92.71 - $114.98