Sunlands Technology Group

STGNYSEConsumer Defensive● Active

$3.22

$-0.25(-7.20%)

Market Cap$43281321

P/E Ratio—

52W High$15

52W Low$2.62

Avg Volume424K

Open$3.24

Beta1.42

Insider Trades Ownership Employees

Sunlands Technology Group (STG) Insider Trading

Form 4 buy vs sell counts, ratio, and sentiment — switch this quarter or last 12 months; chart and transactions below.

SEC EDGAR · FMP · STG · as of Jun 8, 2026

Activity summary

Buy transactions

P-Purchase only

Sell transactions

12 Months

Buy/Sell ratio

0.00

Buy/Sell (by trades)

Overall sentiment

NEUTRAL

↑ Buy 0%Active transactions only · RSU vesting excluded100% Sell ↓

Sunlands Technology Group insiders have shown mixed buying and selling activity over the past 12 Months.

▸ Source: SEC EDGAR · Form 3 & 4 · via Financial Modeling Prep · Buy = P-Purchase only · Sell = S-Sale only

As of Jun 8, 2026

STG insider buying and selling by quarter

STG insider selling · STG insider buying stocks · quarterly insider activity

Total insider buying (incl. awards)Total insider selling

1.0M517K0

2004 Q1

2004 Q2

2005 Q3

2005 Q4

2006 Q4

2007 Q1

2026 Q2

Mobile shows last 4Q · Desktop shows full 8Q

▸ Source: SEC EDGAR · Form 3 & 4 · via Financial Modeling Prep · last 8 quarters

As of Jun 8, 2026

Recent insider transactions

STG executive sell shares · STG board member insider trading · STG insider trading SEC filing

Showing 22 most recent · Common Stock · Form 4 only

Scroll horizontally to see all columns

Date	Insider	Type	Shares	Price	Value	After trans.	Filing
Feb 28, 2007	PELINO DENNIS L Director	Award	23,814	$0.24	$6K	785,990	Form 4
Feb 14, 2007	PELINO DENNIS L Director	Award	44,982	$0.21	$9K	762,176	Form 4
Jan 29, 2007	PELINO DENNIS L Director	Award	40,681	$0.23	$9K	717,194	Form 4
Jan 17, 2007	PELINO DENNIS L Director	Award	52,479	$0.18	$9K	676,513	Form 4
Dec 29, 2006	PELINO DENNIS L Director	Award	48,265	$0.20	$10K	624,034	Form 4
Dec 15, 2006	PELINO DENNIS L Director	Award	50,235	$0.20	$10K	575,769	Form 4
Dec 14, 2006	PELINO DENNIS L Director	Award	44,312	$0.22	$10K	525,534	Form 4
Sep 21, 2005	PELINO DENNIS L Chairman · Director	Purchase	16,000	$0.96	$15K	481,222	Form 4
Sep 20, 2005	PELINO DENNIS L Chairman · Director	Purchase	34,000	$0.97	$33K	465,222	Form 4
May 7, 2004	PELINO DENNIS L Chairman and CEO · Director	Purchase	3,000	$1.92	$6K	431,222	Form 4
May 7, 2004	PELINO DENNIS L Chairman and CEO · Director	Purchase	3,000	$2.00	$6K	428,222	Form 4
May 7, 2004	PELINO DENNIS L Chairman and CEO · Director	Purchase	3,200	$1.92	$6K	425,222	Form 4
May 7, 2004	PELINO DENNIS L Chairman and CEO · Director	Purchase	1,800	$1.92	$3K	422,022	Form 4
May 7, 2004	PELINO DENNIS L Chairman and CEO · Director	Purchase	2,500	$2.01	$5K	420,222	Form 4
May 7, 2004	PELINO DENNIS L Chairman and CEO · Director	Purchase	200	$2.00	$400	417,722	Form 4
May 7, 2004	PELINO DENNIS L Chairman and CEO · Director	Purchase	3,000	$1.94	$6K	417,522	Form 4
May 7, 2004	PELINO DENNIS L Chairman and CEO · Director	Purchase	1,000	$2.00	$2K	414,522	Form 4
May 7, 2004	PELINO DENNIS L Chairman and CEO · Director	Purchase	2,500	$2.01	$5K	413,522	Form 4
May 7, 2004	PELINO DENNIS L Chairman and CEO · Director	Purchase	1,800	$2.00	$4K	411,022	Form 4
May 7, 2004	PELINO DENNIS L Chairman and CEO · Director	Purchase	1,100	$2.00	$2K	409,222	Form 4
May 7, 2004	PELINO DENNIS L Chairman and CEO · Director	Purchase	900	$2.00	$2K	408,122	Form 4
May 7, 2004	PELINO DENNIS L Chairman and CEO · Director	Purchase	1,000	$1.99	$2K	407,222	Form 4

PELINO DENNIS L

Director

Award

Date

Feb 28

23,814

Price

$0.24

Value

$6K

View Form 4 on SEC.gov

PELINO DENNIS L

Director

Award

Date

Feb 14

44,982

Price

$0.21

Value

$9K

View Form 4 on SEC.gov

PELINO DENNIS L

Director

Award

Date

Jan 29

40,681

Price

$0.23

Value

$9K

View Form 4 on SEC.gov

PELINO DENNIS L

Director

Award

Date

Jan 17

52,479

Price

$0.18

Value

$9K

View Form 4 on SEC.gov

PELINO DENNIS L

Director

Award

Date

Dec 29

48,265

Price

$0.20

Value

$10K

View Form 4 on SEC.gov

PELINO DENNIS L

Director

Award

Date

Dec 15

50,235

Price

$0.20

Value

$10K

View Form 4 on SEC.gov

PELINO DENNIS L

Director

Award

Date

Dec 14

44,312

Price

$0.22

Value

$10K

View Form 4 on SEC.gov

PELINO DENNIS L

Chairman · Director

Purchase

Date

Sep 21

16,000

Price

$0.96

Value

$15K

View Form 4 on SEC.gov

PELINO DENNIS L

Chairman · Director

Purchase

Date

Sep 20

34,000

Price

$0.97

Value

$33K

View Form 4 on SEC.gov

PELINO DENNIS L

Chairman and CEO · Director

Purchase

Date

May 7

3,000

Price

$1.92

Value

$6K

View Form 4 on SEC.gov

PELINO DENNIS L

Chairman and CEO · Director

Purchase

Date

May 7

3,000

Price

$2.00

Value

$6K

View Form 4 on SEC.gov

PELINO DENNIS L

Chairman and CEO · Director

Purchase

Date

May 7

3,200

Price

$1.92

Value

$6K

View Form 4 on SEC.gov

PELINO DENNIS L

Chairman and CEO · Director

Purchase

Date

May 7

1,800

Price

$1.92

Value

$3K

View Form 4 on SEC.gov

PELINO DENNIS L

Chairman and CEO · Director

Purchase

Date

May 7

2,500

Price

$2.01

Value

$5K

View Form 4 on SEC.gov

PELINO DENNIS L

Chairman and CEO · Director

Purchase

Date

May 7

200

Price

$2.00

Value

$400

View Form 4 on SEC.gov

PELINO DENNIS L

Chairman and CEO · Director

Purchase

Date

May 7

3,000

Price

$1.94

Value

$6K

View Form 4 on SEC.gov

PELINO DENNIS L

Chairman and CEO · Director

Purchase

Date

May 7

1,000

Price

$2.00

Value

$2K

View Form 4 on SEC.gov

PELINO DENNIS L

Chairman and CEO · Director

Purchase

Date

May 7

2,500

Price

$2.01

Value

$5K

View Form 4 on SEC.gov

PELINO DENNIS L

Chairman and CEO · Director

Purchase

Date

May 7

1,800

Price

$2.00

Value

$4K

View Form 4 on SEC.gov

PELINO DENNIS L

Chairman and CEO · Director

Purchase

Date

May 7

1,100

Price

$2.00

Value

$2K

View Form 4 on SEC.gov

PELINO DENNIS L

Chairman and CEO · Director

Purchase

Date

May 7

900

Price

$2.00

Value

$2K

View Form 4 on SEC.gov

PELINO DENNIS L

Chairman and CEO · Director

Purchase

Date

May 7

1,000

Price

$1.99

Value

$2K

View Form 4 on SEC.gov

▸ Source: SEC EDGAR · Form 4 filings · ⚡ = value ≥ $1M · Award/Option price shows —

About STG insider trading

STG insider trades

Sunlands Technology Group (STG) insider trading data is sourced from SEC Form 4 filings submitted by corporate insiders, including STG. Over the past 12 months, 0 insiders have filed transactions with the SEC. STG insiders have been mixed buying and selling, which may reflect pre-scheduled Rule 10b5-1 plan executions.

For Sunlands Technology Group's institutional ownership breakdown and insider ownership percentage, see the Ownership tab → Ownership tab →

Buy/Sell signal logic

acquisitionOrDisposition field:

A = Acquisition (buy) · D = Disposition (sell)

RSU vesting (M-Exempt) excluded from sentiment

Form 4SEC filing required within 2 business days of any insider transaction

10b5-1Pre-scheduled trading plan that allows insiders to sell on autopilot

Open MktDirect purchase or sale on the open market (excludes awards, options)

Ownership SEC filings Financial statements Price history Forecast & ratings Earnings

Frequently asked questions

STG insider trading · 5 questions

The insiders of Sunlands Technology Group (STG) include executives and directors such as STG, among others. Over the past 12 months, 0 insiders have filed Form 4 transactions with the SEC. Insider transactions are required to be reported within 2 business days of the trade date.

STG board member insider tradingwho are STG insidersSTG insider rosterSunlands Technology Group executives insider activity

▸ Source: FMP /stable/insider-trading/search · SEC EDGAR Form 3 & 4 · acquisitionOrDisposition A=Buy, D=Sell · RSU vesting (M-Exempt) excluded from sentiment bar · As of Jun 8, 2026