COE China Online Education Group

AMEX
$11.34

China Online Education Group (COE) Insider Activity

What the officers, directors and large holders did with their own shares. Only open-market purchases and sales count toward the totals — grants, option exercises and shares withheld for tax are compensation mechanics, not decisions, and they're listed separately below.

30D 90D 6M 1Y
Insider signal Bullish Insiders bought more than they sold over this window — uncommon at any size.
Cluster activity 1 buyer in the last 30 days 1 buyer in the last 90 days 0 sellers in the last 90 days
Insiders buying
1
28 transactions
Insiders selling
0
0 transactions
Purchases
$104.8M
6,903,240 shares
Sales
$0
0 shares
Net activity
$104.8M
purchases less sales

Where they traded

Buy Sell Dot area is proportional to transaction value.

Last open-market purchase: September 25, 2026 , by Huang Jack Jiajia .

Recent open-market activity

Date Insider Role Action Shares Price Value Held after
Huang Jack Jiajia Chief Executive Officer Buy 1,227,600 $11.50 $14.1M 38,427,300
Huang Jack Jiajia Chief Executive Officer Buy 2,880 $11.50 $33.1K 37,199,700
Huang Jack Jiajia Chief Executive Officer Buy 897,300 $11.50 $10.3M 37,196,820
Huang Jack Jiajia Chief Executive Officer Buy 378,420 $11.50 $4.4M 36,299,520
Huang Jack Jiajia Chief Executive Officer Buy 1,920 $11.50 $22.1K 35,921,100
Huang Jack Jiajia Chief Executive Officer Buy 304,020 $11.48 $3.5M 35,919,180
Huang Jack Jiajia Chief Executive Officer Buy 10b5-1 35,400 $20.83 $737.4K 35,615,160
Huang Jack Jiajia Chief Executive Officer Buy 10b5-1 337,500 $20.17 $6.8M 35,428,140
Huang Jack Jiajia Chief Executive Officer Buy 10b5-1 254,820 $19.61 $5.0M 35,090,640
Huang Jack Jiajia Chief Executive Officer Buy 10b5-1 199,980 $19.72 $3.9M 34,835,820
Huang Jack Jiajia Chief Executive Officer Buy 10b5-1 90,480 $19.39 $1.8M 34,635,840
Huang Jack Jiajia Chief Executive Officer Buy 10b5-1 105,120 $19.29 $2.0M 34,545,360
Huang Jack Jiajia Chief Executive Officer Buy 10b5-1 158,460 $19.20 $3.0M 34,440,240
Huang Jack Jiajia Chief Executive Officer Buy 10b5-1 125,880 $19.06 $2.4M 34,281,780
Huang Jack Jiajia Chief Executive Officer Buy 10b5-1 333,840 $18.48 $6.2M 34,155,900
Huang Jack Jiajia Chief Executive Officer Buy 10b5-1 122,580 $17.54 $2.2M 33,822,060
Huang Jack Jiajia Chief Executive Officer Buy 10b5-1 194,460 $17.21 $3.3M 33,699,480
Huang Jack Jiajia Chief Executive Officer Buy 10b5-1 109,080 $16.91 $1.8M 33,505,020
Huang Jack Jiajia Chief Executive Officer Buy 10b5-1 169,980 $16.88 $2.9M 33,395,940
Huang Jack Jiajia Chief Executive Officer Buy 10b5-1 451,320 $16.97 $7.7M 33,225,960
Huang Jack Jiajia Chief Executive Officer Buy 10b5-1 185,880 $16.26 $3.0M 32,774,640
Huang Jack Jiajia 3 fills Chief Executive Officer Buy 10b5-1 421,440 $15.76 $6.6M 32,588,760
Huang Jack Jiajia 2 fills Chief Executive Officer Buy 10b5-1 183,720 $15.97 $2.9M 32,167,320
Huang Jack Jiajia Chief Executive Officer Buy 10b5-1 498,660 $16.62 $8.3M 31,983,600
Huang Jack Jiajia Chief Executive Officer Buy 10b5-1 112,500 $16.68 $1.9M 31,484,940

Form 4s are due within two business days of a transaction, so this is close to real time — unlike the quarterly 13F data on the Institutional tab. A single large sale often reflects a prearranged 10b5-1 plan rather than a fresh view, so read a pattern of sales rather than any one of them.