KY Miscellaneous Educational Service Providers

51Talk Online Education Group (COE)

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Over the past 90 days, 51Talk Online Education Group has seen significant insider activity, with CEO Huang Jack Jiajia executing 85 planned purchases totaling approximately $134.6 million. These transactions occurred following the company's June 2026 earnings report. Despite these substantial insider buys, the stock price has declined by 23.2% over the same period.
Ticker: COE Exchange: ASE
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• Purchase • Sale • Planned purchase • Planned sale Net purchase Net sale Buy signal Sell signal Earnings
No insider activity signals detected

Insider trades have not triggered unusual activity signals for this company.

Top insiders
Trades
Planned buy 30 Jul 2026
Value US$3,581,989.68 | Price 457.91 | Shares 71,939 (-15.2%)
Abbreviations B: Buy, S: Sell, PP: Planned purchase, PlS: Planned sale, PrS: Proposed sale, O: Option / Other
Notification date Transaction date B/S Transaction type Insider and/or position Nb. shares
Price
Value 		Number of shares Price Value Details
2026-08-05 2026-07-30 PP Planned purchase
Huang Jack Jiajia

Chief Executive Officer

Executive Director Large shareholder
71,939 -15.2%
457.91
US$3,581,990 		71,939 -15.2% 457.91 US$3,581,990
2026-08-05 2026-07-29 PP Planned purchase
Huang Jack Jiajia

Chief Executive Officer

Executive Director Large shareholder
42,012 -5.6%
167.70
US$2,557,015 		42,012 -5.6% 167.70 US$2,557,015
2026-08-05 2026-07-28 PP Planned purchase
Huang Jack Jiajia

Chief Executive Officer

Executive Director Large shareholder
99,720 -20.8%
248.27
US$84,344 		99,720 -20.8% 248.27 US$84,344
2026-07-30 2026-07-27 PP Planned purchase
Huang Jack Jiajia

Chief Executive Officer

Executive Director Large shareholder
1,000 +1.4%
16.97
US$100,000 		1,000 +1.4% 16.97 US$100,000
2026-07-30 2026-07-24 PP Planned purchase
Huang Jack Jiajia

Chief Executive Officer

Executive Director Large shareholder
1,000 +0.6%
16.26
US$100,000 		1,000 +0.6% 16.26 US$100,000
2026-07-27 2026-07-23 PP Planned purchase
Huang Jack Jiajia

Chief Executive Officer

Executive Director Large shareholder
1,000 +0.9%
15.84
US$100,000 		1,000 +0.9% 15.84 US$100,000
2026-07-27 2026-07-23 PP Planned purchase
Huang Jack Jiajia

Chief Executive Officer

Executive Director Large shareholder
1,000 +0.2%
15.60
US$100,000 		1,000 +0.2% 15.60 US$100,000
2026-07-27 2026-07-23 PP Planned purchase
Huang Jack Jiajia

Chief Executive Officer

Executive Director Large shareholder
1,000 +0.2%
15.54
US$100,000 		1,000 +0.2% 15.54 US$100,000
2026-07-27 2026-07-22 PP Planned purchase
Huang Jack Jiajia

Chief Executive Officer

Executive Director Large shareholder
1,000 +0.4%
15.98
US$100,000 		1,000 +0.4% 15.98 US$100,000
2026-07-27 2026-07-22 PP Planned purchase
Huang Jack Jiajia

Chief Executive Officer

Executive Director Large shareholder
1,000 +0.2%
15.95
US$100,000 		1,000 +0.2% 15.95 US$100,000
2026-07-27 2026-07-21 PP Planned purchase
Huang Jack Jiajia

Chief Executive Officer

Executive Director Large shareholder
1,000 +1.6%
16.62
US$100,000 		1,000 +1.6% 16.62 US$100,000
2026-07-23 2026-07-20 PP Planned purchase
Huang Jack Jiajia

Chief Executive Officer

Executive Director Large shareholder
1,000 +0.4%
16.68
US$100,000 		1,000 +0.4% 16.68 US$100,000
2026-07-23 2026-07-17 PP Planned purchase
Huang Jack Jiajia

Chief Executive Officer

Executive Director Large shareholder
1,000 +0.3%
16.56
US$100,000 		1,000 +0.3% 16.56 US$100,000
2026-07-23 2026-07-16 PP Planned purchase
Huang Jack Jiajia

Chief Executive Officer

Executive Director Large shareholder
1,000 +0.4%
16.60
US$100,000 		1,000 +0.4% 16.60 US$100,000
2026-07-23 2026-07-15 PP Planned purchase
Huang Jack Jiajia

Chief Executive Officer

Executive Director Large shareholder
1,000 +0.4%
16.93
US$100,000 		1,000 +0.4% 16.93 US$100,000
2026-07-23 2026-07-14 PP Planned purchase
Huang Jack Jiajia

Chief Executive Officer

Executive Director Large shareholder
1,000 +0.6%
17.23
US$100,000 		1,000 +0.6% 17.23 US$100,000
2026-07-20 2026-07-13 PP Planned purchase
Huang Jack Jiajia

Chief Executive Officer

Executive Director Large shareholder
1,000 +0.7%
17.24
US$100,000 		1,000 +0.7% 17.24 US$100,000
2026-07-20 2026-07-10 PP Planned purchase
Huang Jack Jiajia

Chief Executive Officer

Executive Director Large shareholder
1,000 +0.3%
16.71
US$100,000 		1,000 +0.3% 16.71 US$100,000
2026-07-20 2026-07-09 PP Planned purchase
Huang Jack Jiajia

Chief Executive Officer

Executive Director Large shareholder
1,000 +0.6%
17.19
US$100,000 		1,000 +0.6% 17.19 US$100,000
2026-07-13 2026-07-08 PP Planned purchase
Huang Jack Jiajia

Chief Executive Officer

Executive Director Large shareholder
185,880 +0.6%
16.45
US$3,057,726 		185,880 +0.6% 16.45 US$3,057,726
2026-07-13 2026-07-07 PP Planned purchase
Huang Jack Jiajia

Chief Executive Officer

Executive Director Large shareholder
211,260 +0.7%
16.72
US$3,532,267 		211,260 +0.7% 16.72 US$3,532,267
2026-07-13 2026-07-06 PP Planned purchase
Huang Jack Jiajia

Chief Executive Officer

Executive Director Large shareholder
165,420 +0.6%
16.46
US$2,722,813 		165,420 +0.6% 16.46 US$2,722,813
2026-07-08 2026-07-02 PP Planned purchase
Huang Jack Jiajia

Chief Executive Officer

Executive Director Large shareholder
556,020 +1.9%
16.78
US$9,330,016 		556,020 +1.9% 16.78 US$9,330,016
2026-07-08 2026-07-01 PP Planned purchase
Huang Jack Jiajia

Chief Executive Officer

Executive Director Large shareholder
286,800 +1.0%
16.57
US$4,752,276 		286,800 +1.0% 16.57 US$4,752,276
2026-07-08 2026-06-30 PP Planned purchase
Huang Jack Jiajia

Chief Executive Officer

Executive Director Large shareholder
60 +0.0%
15.95
US$957 		60 +0.0% 15.95 US$957
2026-07-08 2026-06-30 PP Planned purchase
Huang Jack Jiajia

Chief Executive Officer

Executive Director Large shareholder
60,000 +0.2%
15.52
US$931,200 		60,000 +0.2% 15.52 US$931,200
2026-07-08 2026-06-30 PP Planned purchase
Huang Jack Jiajia

Chief Executive Officer

Executive Director Large shareholder
293,520 +1.0%
15.98
US$4,690,450 		293,520 +1.0% 15.98 US$4,690,450
2026-07-08 2026-06-29 PP Planned purchase
Huang Jack Jiajia

Chief Executive Officer

Executive Director Large shareholder
35,700 +0.1%
15.21
US$542,997 		35,700 +0.1% 15.21 US$542,997
2026-07-08 2026-06-29 PP Planned purchase
Huang Jack Jiajia

Chief Executive Officer

Executive Director Large shareholder
60,000 +0.2%
15.20
US$912,000 		60,000 +0.2% 15.20 US$912,000
2026-07-08 2026-06-29 PP Planned purchase
Huang Jack Jiajia

Chief Executive Officer

Executive Director Large shareholder
152,820 +0.5%
15.23
US$2,327,449 		152,820 +0.5% 15.23 US$2,327,449
2026-06-30 2026-06-26 PP Planned purchase
Huang Jack Jiajia

Chief Executive Officer

Executive Director Large shareholder
151,800 +0.5%
15.61
US$2,369,598 		151,800 +0.5% 15.61 US$2,369,598
2026-06-30 2026-06-26 PP Planned purchase
Huang Jack Jiajia

Chief Executive Officer

Executive Director Large shareholder
60 +0.0%
14.85
US$891 		60 +0.0% 14.85 US$891
2026-06-30 2026-06-25 PP Planned purchase
Huang Jack Jiajia

Chief Executive Officer

Executive Director Large shareholder
150,600 +0.5%
15.76
US$2,373,456 		150,600 +0.5% 15.76 US$2,373,456
2026-06-30 2026-06-24 PP Planned purchase
Huang Jack Jiajia

Chief Executive Officer

Executive Director Large shareholder
60,000 +0.2%
15.36
US$921,600 		60,000 +0.2% 15.36 US$921,600
2026-06-30 2026-06-24 PP Planned purchase
Huang Jack Jiajia

Chief Executive Officer

Executive Director Large shareholder
60,000 +0.2%
15.40
US$924,000 		60,000 +0.2% 15.40 US$924,000
2026-06-30 2026-06-24 PP Planned purchase
Huang Jack Jiajia

Chief Executive Officer

Executive Director Large shareholder
60,000 +0.2%
15.19
US$911,400 		60,000 +0.2% 15.19 US$911,400
2026-06-30 2026-06-24 PP Planned purchase
Huang Jack Jiajia

Chief Executive Officer

Executive Director Large shareholder
58,500 +0.2%
14.81
US$866,385 		58,500 +0.2% 14.81 US$866,385
2026-06-30 2026-06-24 PP Planned purchase
Huang Jack Jiajia

Chief Executive Officer

Executive Director Large shareholder
60,000 +0.2%
14.85
US$891,000 		60,000 +0.2% 14.85 US$891,000
2026-06-30 2026-06-24 PP Planned purchase
Huang Jack Jiajia

Chief Executive Officer

Executive Director Large shareholder
210,000 +0.8%
15.46
US$3,246,600 		210,000 +0.8% 15.46 US$3,246,600
2026-06-30 2026-06-24 PP Planned purchase
Huang Jack Jiajia

Chief Executive Officer

Executive Director Large shareholder
3,720 +0.0%
15.04
US$55,949 		3,720 +0.0% 15.04 US$55,949
2026-06-30 2026-06-23 PP Planned purchase
Huang Jack Jiajia

Chief Executive Officer

Executive Director Large shareholder
30,000 +0.1%
16.00
US$480,000 		30,000 +0.1% 16.00 US$480,000
2026-06-30 2026-06-23 PP Planned purchase
Huang Jack Jiajia

Chief Executive Officer

Executive Director Large shareholder
60,000 +0.2%
16.00
US$960,000 		60,000 +0.2% 16.00 US$960,000
2026-06-30 2026-06-23 PP Planned purchase
Huang Jack Jiajia

Chief Executive Officer

Executive Director Large shareholder
60,000 +0.2%
16.00
US$960,000 		60,000 +0.2% 16.00 US$960,000
2026-06-30 2026-06-23 PP Planned purchase
Huang Jack Jiajia

Chief Executive Officer

Executive Director Large shareholder
72,780 +0.3%
16.01
US$1,165,208 		72,780 +0.3% 16.01 US$1,165,208
2026-06-30 2026-06-23 PP Planned purchase
Huang Jack Jiajia

Chief Executive Officer

Executive Director Large shareholder
13,620 +0.0%
15.50
US$211,110 		13,620 +0.0% 15.50 US$211,110
2026-06-30 2026-06-23 PP Planned purchase
Huang Jack Jiajia

Chief Executive Officer

Executive Director Large shareholder
12,000 +0.0%
15.63
US$187,560 		12,000 +0.0% 15.63 US$187,560
2026-06-26 2026-06-22 PP Planned purchase
Huang Jack Jiajia

Chief Executive Officer

Executive Director Large shareholder
4,380 +0.0%
15.50
US$67,890 		4,380 +0.0% 15.50 US$67,890
2026-06-26 2026-06-22 PP Planned purchase
Huang Jack Jiajia

Chief Executive Officer

Executive Director Large shareholder
12,000 +0.0%
15.86
US$190,320 		12,000 +0.0% 15.86 US$190,320
2026-06-26 2026-06-22 PP Planned purchase
Huang Jack Jiajia

Chief Executive Officer

Executive Director Large shareholder
58,140 +0.2%
16.02
US$931,403 		58,140 +0.2% 16.02 US$931,403
2026-06-26 2026-06-18 PP Planned purchase
Huang Jack Jiajia

Chief Executive Officer

Executive Director Large shareholder
6,000 +0.0%
16.50
US$99,000 		6,000 +0.0% 16.50 US$99,000
2026-06-26 2026-06-18 PP Planned purchase
Huang Jack Jiajia

Chief Executive Officer

Executive Director Large shareholder
6,000 +0.0%
16.50
US$99,000 		6,000 +0.0% 16.50 US$99,000
2026-06-26 2026-06-18 PP Planned purchase
Huang Jack Jiajia

Chief Executive Officer

Executive Director Large shareholder
85,860 +0.3%
17.50
US$1,502,550 		85,860 +0.3% 17.50 US$1,502,550
2026-06-26 2026-06-17 PP Planned purchase
Huang Jack Jiajia

Chief Executive Officer

Executive Director Large shareholder
39,960 +0.1%
17.20
US$687,312 		39,960 +0.1% 17.20 US$687,312
2026-06-26 2026-06-16 PP Planned purchase
Huang Jack Jiajia

Chief Executive Officer

Executive Director Large shareholder
51,600 +0.2%
18.89
US$974,724 		51,600 +0.2% 18.89 US$974,724
2026-06-18 2026-06-15 PP Planned purchase
Huang Jack Jiajia

Chief Executive Officer

Executive Director Large shareholder
20,640 +0.1%
19.63
US$405,163 		20,640 +0.1% 19.63 US$405,163
2026-06-18 2026-06-12 PP Planned purchase
Huang Jack Jiajia

Chief Executive Officer

Executive Director Large shareholder
89,160 +0.3%
20.20
US$1,801,032 		89,160 +0.3% 20.20 US$1,801,032
2026-06-18 2026-06-11 PP Planned purchase
Huang Jack Jiajia

Chief Executive Officer

Executive Director Large shareholder
29,700 +0.1%
22.10
US$656,370 		29,700 +0.1% 22.10 US$656,370
2026-06-18 2026-06-10 PP Planned purchase
Huang Jack Jiajia

Chief Executive Officer

Executive Director Large shareholder
17,580 +0.1%
22.82
US$401,176 		17,580 +0.1% 22.82 US$401,176
2026-06-18 2026-06-09 PP Planned purchase
Huang Jack Jiajia

Chief Executive Officer

Executive Director Large shareholder
35,880 +0.1%
21.89
US$785,413 		35,880 +0.1% 21.89 US$785,413
2026-06-18 2026-06-08 PP Planned purchase
Huang Jack Jiajia

Chief Executive Officer

Executive Director Large shareholder
23,340 +0.1%
22.34
US$521,416 		23,340 +0.1% 22.34 US$521,416
2026-06-10 2026-06-05 PP Planned purchase
Huang Jack Jiajia

Chief Executive Officer

Executive Director Large shareholder
14,700 +0.1%
22.74
US$334,278 		14,700 +0.1% 22.74 US$334,278
2026-06-10 2026-06-05 PP Planned purchase
Huang Jack Jiajia

Chief Executive Officer

Executive Director Large shareholder
14,700 +0.1%
22.74
US$334,278 		14,700 +0.1% 22.74 US$334,278
2026-06-10 2026-06-04 PP Planned purchase
Huang Jack Jiajia

Chief Executive Officer

Executive Director Large shareholder
15,420 +0.1%
23.59
US$363,758 		15,420 +0.1% 23.59 US$363,758
2026-06-10 2026-06-04 PP Planned purchase
Huang Jack Jiajia

Chief Executive Officer

Executive Director Large shareholder
15,420 +0.1%
23.59
US$363,758 		15,420 +0.1% 23.59 US$363,758
2026-06-10 2026-06-03 PP Planned purchase
Huang Jack Jiajia

Chief Executive Officer

Executive Director Large shareholder
8,880 +0.0%
24.61
US$218,537 		8,880 +0.0% 24.61 US$218,537
2026-06-10 2026-06-03 PP Planned purchase
Huang Jack Jiajia

Chief Executive Officer

Executive Director Large shareholder
8,880 +0.0%
24.61
US$218,537 		8,880 +0.0% 24.61 US$218,537
2026-06-10 2026-06-02 PP Planned purchase
Huang Jack Jiajia

Chief Executive Officer

Executive Director Large shareholder
56,700 +0.2%
25.23
US$1,430,541 		56,700 +0.2% 25.23 US$1,430,541
2026-06-10 2026-06-02 PP Planned purchase
Huang Jack Jiajia

Chief Executive Officer

Executive Director Large shareholder
56,700 +0.2%
25.23
US$1,430,541 		56,700 +0.2% 25.23 US$1,430,541
2026-06-10 2026-06-01 PP Planned purchase
Huang Jack Jiajia

Chief Executive Officer

Executive Director Large shareholder
48,300 +0.2%
25.57
US$1,235,031 		48,300 +0.2% 25.57 US$1,235,031
2026-06-10 2026-06-01 PP Planned purchase
Huang Jack Jiajia

Chief Executive Officer

Executive Director Large shareholder
48,300 +0.2%
25.57
US$1,235,031 		48,300 +0.2% 25.57 US$1,235,031
2026-06-10 2026-05-29 PP Planned purchase
Huang Jack Jiajia

Chief Executive Officer

Executive Director Large shareholder
21,240 +0.1%
25.74
US$546,718 		21,240 +0.1% 25.74 US$546,718
2026-06-01 2026-05-28 PP Planned purchase
Huang Jack Jiajia

Chief Executive Officer

Executive Director Large shareholder
25,380 +0.1%
26.19
US$664,702 		25,380 +0.1% 26.19 US$664,702
2026-06-01 2026-05-27 PP Planned purchase
Huang Jack Jiajia

Chief Executive Officer

Executive Director Large shareholder
45,840 +0.2%
26.39
US$1,209,718 		45,840 +0.2% 26.39 US$1,209,718
2026-06-01 2026-05-26 PP Planned purchase
Huang Jack Jiajia

Chief Executive Officer

Executive Director Large shareholder
37,500 +0.1%
26.28
US$985,500 		37,500 +0.1% 26.28 US$985,500
2026-06-01 2026-05-22 PP Planned purchase
Huang Jack Jiajia

Chief Executive Officer

Executive Director Large shareholder
74,280 +0.3%
26.76
US$1,987,733 		74,280 +0.3% 26.76 US$1,987,733
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