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United States Software & IT Services

Professional Diversity Network, Inc. (IPDN)

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Ticker: IPDN Exchange: NAS
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• Purchase • Sale • Planned purchase • Planned sale Net purchase Net sale Activity signal Earnings
Top insiders
Trades
AICHLER LARRY S
Affiliate
1 sale — total 5,001 USD
Proposed sale 24 May 2024
Value US$550,090.10 | Price 149.25 | Shares 84,887
Sale 7 Jun 2023
Value US$2,650,694.48 | Price 37.80 | Shares 6,287
Sale 6 Jun 2023
Value US$5,250.00 | Price 3.50 | Shares 1,500
Sale 2 Jun 2023
Value US$4,500.00 | Price 3.00 | Shares 1,500
Sale 31 May 2023
Value US$7,600.00 | Price 3.80 | Shares 2,000
Sale 30 May 2023
Value US$3,428.00 | Price 4.00 | Shares 857
Sale 25 May 2023
Value US$12,844.48 | Price 4.51 | Shares 2,848
Sale 22 May 2023
Value US$6,367.50 | Price 4.50 | Shares 1,415
Sale 19 May 2023
Value US$6,864.14 | Price 4.57 | Shares 1,502
Sale 18 May 2023
Value US$198.44 | Price 4.51 | Shares 44
Proposed sale 18 May 2023
Value US$60,210.00 | Price 4.46 | Shares 13,500
Sale 9 Dec 2022
Value US$9,346.50 | Price 0.62 | Shares 15,000
Sale 8 Dec 2022
Value US$10,686.00 | Price 0.71 | Shares 15,000
Sale 6 Dec 2022
Value US$7,296.00 | Price 0.73 | Shares 10,000
Sale 20 May 2021
Value US$8,599.36 | Price 1.76 | Shares 4,886
Buy 7 Dec 2018
Value US$3,735.90 | Price 1.78 | Shares 2,100
Buy 7 Dec 2018
Value US$177.00 | Price 1.77 | Shares 100
Buy 7 Dec 2018
Value US$1,512.00 | Price 1.75 | Shares 864
Buy 7 Dec 2018
Value US$79.58 | Price 1.73 | Shares 46
Buy 7 Dec 2018
Value US$2,565.00 | Price 1.90 | Shares 1,350
Buy 7 Dec 2018
Value US$642.95 | Price 1.67 | Shares 385
Buy 7 Dec 2018
Value US$6,060.90 | Price 1.78 | Shares 3,405
Buy 7 Dec 2018
Value US$8.40 | Price 1.68 | Shares 5
Buy 7 Dec 2018
Value US$2,154.64 | Price 1.84 | Shares 1,171
Buy 6 Dec 2018
Value US$7,400.00 | Price 1.85 | Shares 4,000
Buy 6 Dec 2018
Value US$4,160.00 | Price 1.60 | Shares 2,600
Buy 4 Dec 2018
Value US$3,500.00 | Price 1.75 | Shares 2,000
Buy 4 Dec 2018
Value US$1,860.00 | Price 1.86 | Shares 1,000
Buy 4 Dec 2018
Value US$936.00 | Price 1.80 | Shares 520
Buy 4 Dec 2018
Value US$185.70 | Price 1.86 | Shares 100
Buy 4 Sep 2018
Value US$6,100.00 | Price 3.05 | Shares 2,000
Buy 4 Sep 2018
Value US$3,100.00 | Price 3.10 | Shares 1,000
Buy 4 Sep 2018
Value US$3,140.00 | Price 3.14 | Shares 1,000
Buy 4 Sep 2018
Value US$3,150.00 | Price 3.15 | Shares 1,000
Buy 28 Aug 2018
Value US$16,250.00 | Price 3.25 | Shares 5,000
Buy 28 Aug 2018
Value US$16,500.00 | Price 3.30 | Shares 5,000
Buy 27 Aug 2018
Value US$12,594.00 | Price 3.00 | Shares 4,198
Buy 24 Aug 2018
Value US$104.40 | Price 2.90 | Shares 36
Buy 22 Aug 2018
Value US$1,413.60 | Price 2.85 | Shares 496
Buy 25 May 2018
Value US$876.00 | Price 2.92 | Shares 300
Buy 4 Dec 2017
Value US$47,000.00 | Price 4.70 | Shares 10,000
Buy 4 Dec 2017
Value US$48,100.00 | Price 4.81 | Shares 10,000
Buy 28 Nov 2017
Value US$12,672.30 | Price 4.22 | Shares 3,000
Buy 27 Nov 2017
Value US$8,490.00 | Price 4.25 | Shares 2,000
Buy 20 Nov 2017
Value US$78,225.00 | Price 4.47 | Shares 17,500
Buy 20 Nov 2017
Value US$2,000.00 | Price 4.00 | Shares 500
Buy 17 Nov 2017
Value US$4,369.97 | Price 3.97 | Shares 1,100
Buy 8 Sep 2017
Value US$41.60 | Price 5.20 | Shares 8
Buy 7 Sep 2017
Value US$620.60 | Price 5.35 | Shares 116
Buy 7 Sep 2017
Value US$2,940.00 | Price 6.00 | Shares 490
Buy 7 Sep 2017
Value US$18,000.00 | Price 6.00 | Shares 3,000
Buy 7 Sep 2017
Value US$17,850.00 | Price 5.95 | Shares 3,000
Buy 6 Sep 2017
Value US$6,088.50 | Price 4.95 | Shares 1,230
Buy 6 Sep 2017
Value US$25,000.00 | Price 5.00 | Shares 5,000
Buy 5 Sep 2017
Value US$32,305.00 | Price 4.55 | Shares 7,100
Buy 5 Sep 2017
Value US$9,340.80 | Price 4.67 | Shares 2,000
Buy 5 Sep 2017
Value US$9,484.00 | Price 4.74 | Shares 2,000
Buy 5 Sep 2017
Value US$10,394.78 | Price 4.72 | Shares 2,200
Buy 25 Aug 2017
Value US$2,732.65 | Price 5.47 | Shares 500
Buy 18 Aug 2017
Value US$5,962.00 | Price 5.96 | Shares 1,000
Buy 18 Aug 2017
Value US$4,504.00 | Price 5.63 | Shares 800
Buy 9 Jun 2017
Value US$16,420.00 | Price 8.21 | Shares 2,000
Buy 9 Jun 2017
Value US$64,800.00 | Price 8.10 | Shares 8,000
Buy 9 Jun 2017
Value US$65,600.00 | Price 8.20 | Shares 8,000
Buy 31 May 2017
Value US$8,360.00 | Price 8.36 | Shares 1,000
Buy 23 May 2017
Value US$8,200.00 | Price 8.20 | Shares 1,000
Buy 23 May 2017
Value US$8,300.00 | Price 8.30 | Shares 1,000
Buy 22 May 2017
Value US$8,350.00 | Price 8.35 | Shares 1,000
Buy 18 Jan 2017
Value US$3,000,000.00 | Price 9.60 | Shares 312,500
Sale 16 Jun 2016
Value US$2,059.02 | Price 0.63 | Shares 3,274
Sale 15 Jun 2016
Value US$246,000.95 | Price 0.65 | Shares 379,163
Sale 14 Jun 2016
Value US$15,855.19 | Price 0.63 | Shares 25,151
Buy 20 May 2016
Value US$2,650.00 | Price 0.53 | Shares 5,000
Buy 18 May 2016
Value US$5,300.00 | Price 0.53 | Shares 10,000
Sale 2 May 2016
Value US$1,833,000.00 | Price 0.60 | Shares 3,055,000
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
2024-05-24 2024-05-24 PrS Proposed sale
0.8
AICHLER LARRY S

Affiliate
84,887
149.25
US$550,090 		84,887 149.25 US$550,090
2023-06-08 2023-06-07 S Sale
3.7
Chou Yu-Jin

Secretary

Officer
6,287 -21.8%
37.80
US$2,650,694 		6,287 -21.8% 37.80 US$2,650,694
2023-06-08 2023-06-06 S Sale
3.7
Chou Yu-Jin

Secretary

Officer
44,675 +33.5%
446.28
US$335,063 		44,675 +33.5% 446.28 US$335,063
2023-06-02 2023-06-02 S Sale
3.7
Chou Yu-Jin

Secretary

Officer
1,500 -31.0%
3.00
US$4,500 		1,500 -31.0% 3.00 US$4,500
2023-06-02 2023-05-31 S Sale
3.7
Chou Yu-Jin

Secretary

Officer
2,000 -29.3%
3.80
US$7,600 		2,000 -29.3% 3.80 US$7,600
2023-05-30 2023-05-30 S Sale
3.7
Chou Yu-Jin

Secretary

Officer
857 -11.1%
4.00
US$3,428 		857 -11.1% 4.00 US$3,428
2023-05-30 2023-05-25 S Sale
3.7
Chou Yu-Jin

Secretary

Officer
2,848 -27.0%
4.51
US$12,844 		2,848 -27.0% 4.51 US$12,844
2023-05-22 2023-05-22 S Sale
3.7
Chou Yu-Jin

Secretary

Officer
1,415 -11.8%
4.50
US$6,368 		1,415 -11.8% 4.50 US$6,368
2023-05-22 2023-05-19 S Sale
3.7
Chou Yu-Jin

Secretary

Officer
1,502 -11.2%
4.57
US$6,864 		1,502 -11.2% 4.57 US$6,864
2023-05-22 2023-05-18 S Sale
3.7
Chou Yu-Jin

Secretary

Officer
44 -0.3%
4.51
US$198 		44 -0.3% 4.51 US$198
2023-05-18 2023-05-18 PrS Proposed sale
3.7
Chou Yu-Jin

Officer

Officer
13,500
4.46
US$60,210 		13,500 4.46 US$60,210
2022-12-12 2022-12-09 S Sale
0.8
AICHLER LARRY S

CFO

Officer
15,000 -32.6%
0.62
US$9,346 		15,000 -32.6% 0.62 US$9,346
2022-12-12 2022-12-08 S Sale
0.8
AICHLER LARRY S

CFO

Officer
15,000 -24.6%
0.71
US$10,686 		15,000 -24.6% 0.71 US$10,686
2022-12-12 2022-12-06 S Sale
0.8
AICHLER LARRY S

CFO

Officer
10,000 -14.1%
0.73
US$7,296 		10,000 -14.1% 0.73 US$7,296
2021-05-24 2021-05-20 S Sale
3.7
Chou Yu-Jin

Secretary

Officer
4,886 -100.0%
1.76
US$8,599 		4,886 -100.0% 1.76 US$8,599
2018-12-10 2018-12-07 B Purchase
2.0
Wang Maoji

Chief Executive Officer

Executive Director
2,100 +2.0%
1.78
US$3,736 		2,100 +2.0% 1.78 US$3,736
2018-12-10 2018-12-07 B Purchase
2.0
Wang Maoji

Chief Executive Officer

Executive Director
100 +0.1%
1.77
US$177 		100 +0.1% 1.77 US$177
2018-12-10 2018-12-07 B Purchase
2.0
Wang Maoji

Chief Executive Officer

Executive Director
864 +0.8%
1.75
US$1,512 		864 +0.8% 1.75 US$1,512
2018-12-10 2018-12-07 B Purchase
2.0
Wang Maoji

Chief Executive Officer

Executive Director
46 +0.0%
1.73
US$80 		46 +0.0% 1.73 US$80
2018-12-10 2018-12-07 B Purchase
2.0
Wang Maoji

Chief Executive Officer

Executive Director
1,350 +1.3%
1.90
US$2,565 		1,350 +1.3% 1.90 US$2,565
2018-12-10 2018-12-07 B Purchase
2.0
Wang Maoji

Chief Executive Officer

Executive Director
385 +0.4%
1.67
US$643 		385 +0.4% 1.67 US$643
2018-12-10 2018-12-07 B Purchase
2.0
Wang Maoji

Chief Executive Officer

Executive Director
3,405 +3.4%
1.78
US$6,061 		3,405 +3.4% 1.78 US$6,061
2018-12-10 2018-12-07 B Purchase
2.0
Wang Maoji

Chief Executive Officer

Executive Director
5 +0.0%
1.68
US$8 		5 +0.0% 1.68 US$8
2018-12-10 2018-12-07 B Purchase
2.0
Wang Maoji

Chief Executive Officer

Executive Director
1,171 +1.2%
1.84
US$2,155 		1,171 +1.2% 1.84 US$2,155
2018-12-10 2018-12-06 B Purchase
2.0
Wang Maoji

Chief Executive Officer

Executive Director
4,000 +4.2%
1.85
US$7,400 		4,000 +4.2% 1.85 US$7,400
2018-12-10 2018-12-06 B Purchase
2.0
Wang Maoji

Chief Executive Officer

Executive Director
2,600 +2.8%
1.60
US$4,160 		2,600 +2.8% 1.60 US$4,160
2018-12-06 2018-12-04 B Purchase
2.0
Wang Maoji

Chief Executive Officer

Executive Director
2,000 +2.2%
1.75
US$3,500 		2,000 +2.2% 1.75 US$3,500
2018-12-06 2018-12-04 B Purchase Wang Maoji

Chief Executive Officer

Executive Director
100 +0.1%
1.86
US$186 		100 +0.1% 1.86 US$186
2018-12-06 2018-12-04 B Purchase
2.0
Wang Maoji

Chief Executive Officer

Executive Director
1,000 +1.1%
1.86
US$1,860 		1,000 +1.1% 1.86 US$1,860
2018-12-06 2018-12-04 B Purchase
2.0
Wang Maoji

Chief Executive Officer

Executive Director
520 +0.6%
1.80
US$936 		520 +0.6% 1.80 US$936
2018-09-06 2018-09-04 B Purchase
2.0
Wang Maoji

Chief Executive Officer

Executive Director
2,000 +2.3%
3.05
US$6,100 		2,000 +2.3% 3.05 US$6,100
2018-09-06 2018-09-04 B Purchase
2.0
Wang Maoji

Chief Executive Officer

Executive Director
1,000 +1.2%
3.10
US$3,100 		1,000 +1.2% 3.10 US$3,100
2018-09-06 2018-09-04 B Purchase
2.0
Wang Maoji

Chief Executive Officer

Executive Director
1,000 +1.2%
3.14
US$3,140 		1,000 +1.2% 3.14 US$3,140
2018-09-06 2018-09-04 B Purchase
2.0
Wang Maoji

Chief Executive Officer

Executive Director
1,000 +1.2%
3.15
US$3,150 		1,000 +1.2% 3.15 US$3,150
2018-08-30 2018-08-28 B Purchase
2.0
Wang Maoji

Chief Executive Officer

Executive Director
5,000 +6.3%
3.25
US$16,250 		5,000 +6.3% 3.25 US$16,250
2018-08-30 2018-08-28 B Purchase
2.0
Wang Maoji

Chief Executive Officer

Executive Director
5,000 +6.8%
3.30
US$16,500 		5,000 +6.8% 3.30 US$16,500
2018-08-28 2018-08-27 B Purchase
2.0
Wang Maoji

Chief Executive Officer

Executive Director
4,198 +6.0%
3.00
US$12,594 		4,198 +6.0% 3.00 US$12,594
2018-08-28 2018-08-24 B Purchase
2.0
Wang Maoji

Chief Executive Officer

Executive Director
36 +0.1%
2.90
US$104 		36 +0.1% 2.90 US$104
2018-08-24 2018-08-22 B Purchase
2.0
Wang Maoji

Chief Executive Officer

Executive Director
496 +0.7%
2.85
US$1,414 		496 +0.7% 2.85 US$1,414
2018-05-30 2018-05-25 B Purchase
2.0
Wang Maoji

Chief Executive Officer

Executive Director
300 +0.4%
2.92
US$876 		300 +0.4% 2.92 US$876
2017-12-06 2017-12-04 B Purchase
2.0
Wang Maoji

Chief Executive Officer

Executive Director
10,000 +17.0%
4.70
US$47,000 		10,000 +17.0% 4.70 US$47,000
2017-12-06 2017-12-04 B Purchase
2.0
Wang Maoji

Chief Executive Officer

Executive Director
10,000 +20.5%
4.81
US$48,100 		10,000 +20.5% 4.81 US$48,100
2017-11-29 2017-11-28 B Purchase
2.3
Kirsch James R

Executive Co-Chairman

Executive Director
3,000 +2.1%
4.22
US$12,672 		3,000 +2.1% 4.22 US$12,672
2017-11-29 2017-11-27 B Purchase
2.3
Kirsch James R

Executive Co-Chairman

Executive Director
2,000 +1.4%
4.25
US$8,490 		2,000 +1.4% 4.25 US$8,490
2017-11-22 2017-11-20 B Purchase
2.0
Wang Maoji

Chief Executive Officer

Executive Director
17,500 +55.9%
4.47
US$78,225 		17,500 +55.9% 4.47 US$78,225
2017-11-21 2017-11-20 B Purchase
2.3
Kirsch James R

Executive Co-Chairman

Executive Director
500 +0.4%
4.00
US$2,000 		500 +0.4% 4.00 US$2,000
2017-11-21 2017-11-17 B Purchase
2.3
Kirsch James R

Executive Co-Chairman

Executive Director
1,100 +0.8%
3.97
US$4,370 		1,100 +0.8% 3.97 US$4,370
2017-09-11 2017-09-08 B Purchase
2.3
Kirsch James R

Executive Co-Chairman
8 +0.0%
5.20
US$42 		8 +0.0% 5.20 US$42
2017-09-11 2017-09-07 B Purchase
2.3
Kirsch James R

Executive Co-Chairman
116 +0.1%
5.35
US$621 		116 +0.1% 5.35 US$621
2017-09-08 2017-09-07 B Purchase
0.5
Song Jingbo

Executive Co-Chairman
490 +8.2%
6.00
US$2,940 		490 +8.2% 6.00 US$2,940
2017-09-08 2017-09-07 B Purchase
0.5
Song Jingbo

Executive Co-Chairman
3,000 +100.0%
6.00
US$18,000 		3,000 +100.0% 6.00 US$18,000
2017-09-08 2017-09-07 B Purchase
0.5
Song Jingbo

Executive Co-Chairman
3,000 +inf%
5.95
US$17,850 		3,000 +inf% 5.95 US$17,850
2017-09-07 2017-09-06 B Purchase
2.0
Wang Maoji

Chief Executive Officer
1,230 +4.1%
4.95
US$6,088 		1,230 +4.1% 4.95 US$6,088
2017-09-07 2017-09-06 B Purchase
2.0
Wang Maoji

Chief Executive Officer
5,000 +19.9%
5.00
US$25,000 		5,000 +19.9% 5.00 US$25,000
2017-09-07 2017-09-05 B Purchase
2.0
Wang Maoji

Chief Executive Officer
7,100 +39.4%
4.55
US$32,305 		7,100 +39.4% 4.55 US$32,305
2017-09-07 2017-09-05 B Purchase
0.7
Liu Xianfang
2,000 +47.6%
4.67
US$9,341 		2,000 +47.6% 4.67 US$9,341
2017-09-07 2017-09-05 B Purchase
0.7
Liu Xianfang
2,000 +90.9%
4.74
US$9,484 		2,000 +90.9% 4.74 US$9,484
2017-09-07 2017-09-05 B Purchase
0.7
Liu Xianfang
2,200 +inf%
4.72
US$10,395 		2,200 +inf% 4.72 US$10,395
2017-08-29 2017-08-25 B Purchase
2.3
Kirsch James R

Executive Co-Chairman
500 +0.4%
5.47
US$2,733 		500 +0.4% 5.47 US$2,733
2017-08-22 2017-08-18 B Purchase
2.3
Kirsch James R

Executive Co-Chairman
1,000 +0.7%
5.96
US$5,962 		1,000 +0.7% 5.96 US$5,962
2017-08-22 2017-08-18 B Purchase XIAO JIANGPING

Chief Financial Officer
800 +inf%
5.63
US$4,504 		800 +inf% 5.63 US$4,504
2017-06-13 2017-06-09 B Purchase
2.0
Wang Maoji

Chief Executive Officer
2,000 +1.4%
8.21
US$16,420 		2,000 +1.4% 8.21 US$16,420
2017-06-13 2017-06-09 B Purchase
2.0
Wang Maoji

Chief Executive Officer
8,000
8.10
US$64,800 		8,000 8.10 US$64,800
2017-06-13 2017-06-09 B Purchase
2.0
Wang Maoji

Chief Executive Officer
8,000
8.20
US$65,600 		8,000 8.20 US$65,600
2017-06-01 2017-05-31 B Purchase
2.3
Kirsch James R

Executive Co-Chairman
1,000 +0.7%
8.36
US$8,360 		1,000 +0.7% 8.36 US$8,360
2017-05-24 2017-05-23 B Purchase
2.3
Kirsch James R

Executive Chairman
1,000 +0.7%
8.20
US$8,200 		1,000 +0.7% 8.20 US$8,200
2017-05-24 2017-05-23 B Purchase
2.3
Kirsch James R

Executive Chairman
1,000 +0.8%
8.30
US$8,300 		1,000 +0.8% 8.30 US$8,300
2017-05-24 2017-05-22 B Purchase
2.3
Kirsch James R

Executive Chairman
1,000 +0.8%
8.35
US$8,350 		1,000 +0.8% 8.35 US$8,350
2017-01-18 2017-01-18 B Purchase Cosmic Forward Ltd
312,500 +15.8%
9.60
US$3,000,000 		312,500 +15.8% 9.60 US$3,000,000
2016-06-20 2016-06-16 S Sale
2.6
Proman Matthew B.
Large shareholder
3,274 -0.2%
0.63
US$2,059 		3,274 -0.2% 0.63 US$2,059
2016-06-20 2016-06-15 S Sale
2.6
Proman Matthew B.
Large shareholder
379,163 -18.7%
0.65
US$246,001 		379,163 -18.7% 0.65 US$246,001
2016-06-20 2016-06-14 S Sale Proman Matthew B. Large shareholder
25,151 -1.2%
0.63
US$15,855 		25,151 -1.2% 0.63 US$15,855
2016-05-23 2016-05-20 B Purchase
2.3
Kirsch James R

Executive Chairman

Executive Director Large shareholder
5,000 +0.4%
0.53
US$2,650 		5,000 +0.4% 0.53 US$2,650
2016-05-19 2016-05-18 B Purchase
2.3
Kirsch James R

Executive Chairman

Executive Director Large shareholder
10,000 +0.9%
0.53
US$5,300 		10,000 +0.9% 0.53 US$5,300
2016-05-13 2016-05-02 S Sale
2.6
Proman Matthew B.
Large shareholder
3,055,000 -57.1%
0.60
US$1,833,000 		3,055,000 -57.1% 0.60 US$1,833,000
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