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ProKidney Corp (PROK)

The most recent insider trading activity occurred on November 13, 2025, with significant sell transactions by Brian JG Pereira totaling over $1.18 million. Prior to this, on November 12, 2025, Brian Pereira, a Director, engaged in proposed sales amounting to approximately $2.04 million. Earlier, on July 8, 2025, Darin J. Weber, Chief Regulatory Officer, had planned sales.
Stock chart
Ticker: PROK Exchange: NAS


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Purchase Sale Planned purchase Planned sale Net purchase Net sale Activity signal Earnings
Top insiders
Trades
Pereira Brian JG
2 sales — total 1,190,062 USD
Sale 13 Nov 2025
Value US$3,052,675.41 | Price 234.42 | Shares 5,438
Sale 13 Nov 2025
Value US$3,196,696.33 | Price 108.15 | Shares 20,824
Sale 12 Nov 2025
Value US$1,120,666.23 | Price 219.69 | Shares 83,448
Sale 12 Nov 2025
Value US$3,561,699.82 | Price 436.10 | Shares 70,331
Proposed sale 12 Nov 2025
Value US$1,823,131.00 | Price 2.70 | Shares 675,234
Proposed sale 12 Nov 2025
Value US$221,205.00 | Price 2.70 | Shares 81,928
Planned sale 8 Jul 2025
Value US$312,509.60 | Price 3.02 | Shares 103,480
Proposed sale 8 Jul 2025
Value US$62,760.62 | Price 0.61 | Shares 103,480
Buy 22 Apr 2025
Value US$276,366.17 | Price 0.71 | Shares 387,393
Buy 17 Apr 2025
Value US$18,690.00 | Price 0.75 | Shares 25,000
Buy 16 Apr 2025
Value US$74,820.00 | Price 0.75 | Shares 100,000
Buy 15 Apr 2025
Value US$326,008.80 | Price 0.70 | Shares 468,000
Buy 14 Apr 2025
Value US$194,590.61 | Price 0.73 | Shares 268,105
Buy 11 Apr 2025
Value US$1,155.39 | Price 0.61 | Shares 1,900
Buy 10 Apr 2025
Value US$627,691.77 | Price 0.61 | Shares 1,032,218
Planned sale 19 Sep 2024
Value US$41,030.00 | Price 2.50 | Shares 16,412
Proposed sale 19 Sep 2024
Value US$39,224.68 | Price 2.39 | Shares 16,412
Planned sale 26 Jul 2024
Value US$2,065.00 | Price 2.50 | Shares 826
Planned sale 18 Jun 2024
Value US$48,616.33 | Price 2.82 | Shares 17,238
Buy 13 Jun 2024
Value US$54,735,339.78 | Price 2.42 | Shares 22,617,909
Buy 11 Jun 2024
Value US$19,999,998.04 | Price 2.42 | Shares 8,264,462
Planned sale 20 May 2024
Value US$70,386.20 | Price 4.08 | Shares 17,238
Planned sale 20 May 2024
Value US$70,386.20 | Price 4.08 | Shares 17,238
Proposed sale 20 May 2024
Value US$279,600.36 | Price 4.06 | Shares 68,952
Planned sale 22 Apr 2024
Value US$41,315.27 | Price 2.51 | Shares 16,438
Planned sale 18 Apr 2024
Value US$2,028.00 | Price 2.54 | Shares 800
Proposed sale 18 Apr 2024
Value US$48,955.92 | Price 2.84 | Shares 17,238
Planned sale 16 Apr 2024
Value US$43,095.00 | Price 2.50 | Shares 17,238
Proposed sale 16 Apr 2024
Value US$36,027.42 | Price 2.09 | Shares 17,238
Planned sale 12 Apr 2024
Value US$145,498.19 | Price 1.73 | Shares 84,103
Proposed sale 12 Apr 2024
Value US$137,928.92 | Price 1.64 | Shares 84,103
Planned sale 1 Apr 2024
Value US$507.00 | Price 1.69 | Shares 300
Proposed sale 1 Apr 2024
Value US$492.00 | Price 1.64 | Shares 300
Buy 25 Mar 2024
Value US$42,954.00 | Price 1.43 | Shares 30,000
Buy 22 Mar 2024
Value US$19,586.00 | Price 1.40 | Shares 14,000
Buy 20 Mar 2024
Value US$46,110.90 | Price 1.40 | Shares 33,000
Buy 14 Mar 2024
Value US$67,925.00 | Price 1.36 | Shares 50,000
Buy 13 Mar 2024
Value US$75,090.00 | Price 1.50 | Shares 50,000
Sale 19 Nov 2023
Value US$2,713,557.00 | Price 1.31 | Shares 2,073,000
Sale 19 Nov 2023
Value US$6,785,027.40 | Price 1.31 | Shares 5,183,367
Sale 17 Nov 2023
Value US$308,400.40 | Price 1.19 | Shares 258,400
Sale 16 Nov 2023
Value US$259,398.30 | Price 1.22 | Shares 212,100
Sale 15 Nov 2023
Value US$420,147.09 | Price 1.49 | Shares 282,300
Sale 14 Nov 2023
Value US$459,085.66 | Price 1.50 | Shares 306,200
Sale 13 Nov 2023
Value US$139,675.89 | Price 1.57 | Shares 88,700
Sale 10 Nov 2023
Value US$138,410.67 | Price 1.61 | Shares 85,900
Sale 9 Nov 2023
Value US$160,699.63 | Price 1.68 | Shares 95,900
Sale 8 Nov 2023
Value US$97,763.00 | Price 1.66 | Shares 59,000
Sale 7 Nov 2023
Value US$113,367.32 | Price 1.59 | Shares 71,233
Sale 6 Nov 2023
Value US$123,817.80 | Price 1.56 | Shares 79,600
Sale 3 Nov 2023
Value US$256,470.02 | Price 1.73 | Shares 148,300
Sale 2 Nov 2023
Value US$231,956.13 | Price 1.73 | Shares 133,700
Sale 1 Nov 2023
Value US$199,673.54 | Price 1.62 | Shares 123,400
Sale 31 Oct 2023
Value US$239,300.16 | Price 1.69 | Shares 141,900
Sale 30 Oct 2023
Value US$259,536.70 | Price 1.65 | Shares 157,000
Sale 27 Oct 2023
Value US$146,677.25 | Price 1.59 | Shares 92,500
Sale 26 Oct 2023
Value US$140,577.47 | Price 1.80 | Shares 77,960
Sale 25 Oct 2023
Value US$118,382.26 | Price 1.76 | Shares 67,213
Sale 24 Oct 2023
Value US$308,613.15 | Price 1.75 | Shares 176,300
Sale 23 Oct 2023
Value US$293,429.15 | Price 1.83 | Shares 160,300
Sale 20 Oct 2023
Value US$167,833.84 | Price 1.92 | Shares 87,200
Sale 19 Oct 2023
Value US$438,700.00 | Price 2.19 | Shares 200,000
Sale 18 Oct 2023
Value US$285,403.14 | Price 2.28 | Shares 125,100
Sale 17 Oct 2023
Value US$301,356.72 | Price 2.83 | Shares 106,400
Sale 16 Oct 2023
Value US$618,629.96 | Price 2.87 | Shares 215,543
Sale 13 Oct 2023
Value US$667,525.00 | Price 2.67 | Shares 250,000
Sale 12 Oct 2023
Value US$377,008.26 | Price 2.63 | Shares 143,088
Sale 12 Oct 2023
Value US$58,998.56 | Price 3.14 | Shares 18,775
Sale 11 Oct 2023
Value US$288,285.00 | Price 3.84 | Shares 75,000
Sale 10 Oct 2023
Value US$325,162.50 | Price 4.34 | Shares 75,000
Sale 9 Oct 2023
Value US$315,225.00 | Price 4.20 | Shares 75,000
Sale 6 Oct 2023
Value US$336,360.00 | Price 4.48 | Shares 75,000
Sale 5 Oct 2023
Value US$250,718.02 | Price 4.76 | Shares 52,621
Sale 19 Sep 2023
Value US$9,299,000.00 | Price 5.47 | Shares 1,700,000
Buy 6 Sep 2022
Value US$48,978.93 | Price 6.99 | Shares 7,007
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
2025-11-14 2025-11-13 S Sale Non-Executive Director
5,438 +4.4%
234.42
US$3,052,675
5,438 +4.4% 234.42 US$3,052,675
2025-11-14 2025-11-13 S Sale Non-Executive Director
20,824 +48.5%
108.15
US$3,196,696
20,824 +48.5% 108.15 US$3,196,696
2025-11-14 2025-11-12 S Sale Non-Executive Director
83,448 +12.9%
219.69
US$1,120,666
83,448 +12.9% 219.69 US$1,120,666
2025-11-14 2025-11-12 S Sale Non-Executive Director
227,431 -33.7%
2.72
US$619,363
227,431 -33.7% 2.72 US$619,363
2025-11-12 2025-11-12 PrS Proposed sale

Director

Non-Executive Director
675,234
2.70
US$1,823,131
675,234 2.70 US$1,823,131
2025-11-12 2025-11-12 PrS Proposed sale

Director

Non-Executive Director
81,928
2.70
US$221,205
81,928 2.70 US$221,205
2025-07-09 2025-07-08 PlS Planned sale

Chief Regulatory Officer

Officer
103,480 -100.0%
3.02
US$312,510
103,480 -100.0% 3.02 US$312,510
2025-07-08 2025-07-08 PrS Proposed sale

Officer

Officer
103,480
0.61
US$62,761
103,480 0.61 US$62,761
2025-04-24 2025-04-22 B Purchase

Add'l Rep. Persons-see Ex.99-1

Large shareholder
387,393 +0.5%
0.71
US$276,366
387,393 +0.5% 0.71 US$276,366
2025-04-21 2025-04-17 B Purchase

Add'l Rep. Persons-see Ex.99-1

Large shareholder
25,000 +0.0%
0.75
US$18,690
25,000 +0.0% 0.75 US$18,690
2025-04-18 2025-04-16 B Purchase

Add'l Rep. Persons-see Ex.99-1

Large shareholder
100,000 +0.1%
0.75
US$74,820
100,000 +0.1% 0.75 US$74,820
2025-04-16 2025-04-15 B Purchase

Add'l Rep. Persons-see Ex.99-1

Large shareholder
468,000 +0.6%
0.70
US$326,009
468,000 +0.6% 0.70 US$326,009
2025-04-16 2025-04-14 B Purchase

Add'l Rep. Persons-see Ex.99-1

Large shareholder
268,105 +0.4%
0.73
US$194,591
268,105 +0.4% 0.73 US$194,591
2025-04-14 2025-04-11 B Purchase

Add'l Rep. Persons-see Ex.99-1

Large shareholder
1,900 +0.0%
0.61
US$1,155
1,900 +0.0% 0.61 US$1,155
2025-04-14 2025-04-10 B Purchase

Add'l Rep. Persons-see Ex.99-1

Large shareholder
1,032,218 +1.4%
0.61
US$627,692
1,032,218 +1.4% 0.61 US$627,692
2024-09-20 2024-09-19 PlS Planned sale

Chief Regulatory Officer

Officer
16,412 -13.7%
2.50
US$41,030
16,412 -13.7% 2.50 US$41,030
2024-09-19 2024-09-19 PrS Proposed sale

Officer

Officer
16,412
2.39
US$39,225
16,412 2.39 US$39,225
2024-07-29 2024-07-26 PlS Planned sale

Chief Regulatory Officer

Officer
826 -0.7%
2.50
US$2,065
826 -0.7% 2.50 US$2,065
2024-06-20 2024-06-18 PlS Planned sale

Chief Regulatory Officer

Officer
17,238 -12.5%
2.82
US$48,616
17,238 -12.5% 2.82 US$48,616
2024-06-14 2024-06-13 B Purchase Non-Executive Director Large shareholder
22,617,909 +inf%
2.42
US$54,735,340
22,617,909 +inf% 2.42 US$54,735,340
2024-06-25 2024-06-11 B Purchase

Add'l Rep. Persons-see Ex.99-1

Large shareholder
8,264,462 +13.1%
2.42
US$19,999,998
8,264,462 +13.1% 2.42 US$19,999,998
2024-05-22 2024-05-20 PlS Planned sale

Chief Regulatory Officer

Officer
17,238 -11.1%
4.08
US$70,386
17,238 -11.1% 4.08 US$70,386
2024-05-22 2024-05-20 PlS Planned sale

Chief Regulatory Officer

Officer
17,238 -11.1%
4.08
US$70,386
17,238 -11.1% 4.08 US$70,386
2024-05-20 2024-05-20 PrS Proposed sale

Officer

Officer
68,952
4.06
US$279,600
68,952 4.06 US$279,600
2024-04-23 2024-04-22 PlS Planned sale

SVP of Regulatory Development

Officer
16,438 -9.6%
2.51
US$41,315
16,438 -9.6% 2.51 US$41,315
2024-04-23 2024-04-18 PlS Planned sale

SVP of Regulatory Development

Officer
800 -0.5%
2.54
US$2,028
800 -0.5% 2.54 US$2,028
2024-04-18 2024-04-18 PrS Proposed sale

Officer

Officer
17,238
2.84
US$48,956
17,238 2.84 US$48,956
2024-04-17 2024-04-16 PlS Planned sale

SVP of Regulatory Development

Officer
17,238 -9.1%
2.50
US$43,095
17,238 -9.1% 2.50 US$43,095
2024-04-16 2024-04-16 PrS Proposed sale

Officer

Officer
17,238
2.09
US$36,027
17,238 2.09 US$36,027
2024-04-16 2024-04-12 PlS Planned sale

SVP of Regulatory Development

Officer
84,103 -30.7%
1.73
US$145,498
84,103 -30.7% 1.73 US$145,498
2024-04-12 2024-04-12 PrS Proposed sale

Officer

Officer
84,103
1.64
US$137,929
84,103 1.64 US$137,929
2024-04-16 2024-04-01 PlS Planned sale

SVP of Regulatory Development

Officer
300 -0.1%
1.69
US$507
300 -0.1% 1.69 US$507
2024-04-01 2024-04-01 PrS Proposed sale

Officer

Officer
300
1.64
US$492
300 1.64 US$492
2024-05-16 2024-03-25 B Purchase

Add'l Rep. Persons-see Ex.99-1

Large shareholder
30,000 +0.0%
1.43
US$42,954
30,000 +0.0% 1.43 US$42,954
2024-05-16 2024-03-22 B Purchase

Add'l Rep. Persons-see Ex.99-1

Large shareholder
14,000 +0.0%
1.40
US$19,586
14,000 +0.0% 1.40 US$19,586
2024-05-16 2024-03-20 B Purchase

Add'l Rep. Persons-see Ex.99-1

Large shareholder
33,000 +0.1%
1.40
US$46,111
33,000 +0.1% 1.40 US$46,111
2024-05-16 2024-03-14 B Purchase

Add'l Rep. Persons-see Ex.99-1

Large shareholder
50,000 +0.1%
1.36
US$67,925
50,000 +0.1% 1.36 US$67,925
2024-05-16 2024-03-13 B Purchase

Add'l Rep. Persons-see Ex.99-1

Large shareholder
50,000 +0.1%
1.50
US$75,090
50,000 +0.1% 1.50 US$75,090
2023-11-21 2023-11-19 S Sale
2,073,000 -100.0%
1.31
US$2,713,557
2,073,000 -100.0% 1.31 US$2,713,557
2023-11-21 2023-11-19 S Sale
5,183,367 -100.0%
1.31
US$6,785,027
5,183,367 -100.0% 1.31 US$6,785,027
2023-11-17 2023-11-17 S Sale Large shareholder
258,400 -4.7%
1.19
US$308,400
258,400 -4.7% 1.19 US$308,400
2023-11-17 2023-11-16 S Sale Large shareholder
212,100 -3.8%
1.22
US$259,398
212,100 -3.8% 1.22 US$259,398
2023-11-17 2023-11-15 S Sale Large shareholder
282,300 -4.8%
1.49
US$420,147
282,300 -4.8% 1.49 US$420,147
2023-11-14 2023-11-14 S Sale Large shareholder
306,200 -4.9%
1.50
US$459,086
306,200 -4.9% 1.50 US$459,086
2023-11-14 2023-11-13 S Sale Large shareholder
88,700 -1.4%
1.57
US$139,676
88,700 -1.4% 1.57 US$139,676
2023-11-14 2023-11-10 S Sale Large shareholder
85,900 -1.3%
1.61
US$138,411
85,900 -1.3% 1.61 US$138,411
2023-11-14 2023-11-09 S Sale Large shareholder
95,900 -1.5%
1.68
US$160,700
95,900 -1.5% 1.68 US$160,700
2023-11-08 2023-11-08 S Sale Large shareholder
59,000 -0.9%
1.66
US$97,763
59,000 -0.9% 1.66 US$97,763
2023-11-08 2023-11-07 S Sale Large shareholder
71,233 -1.1%
1.59
US$113,367
71,233 -1.1% 1.59 US$113,367
2023-11-08 2023-11-06 S Sale Large shareholder
79,600 -1.2%
1.56
US$123,818
79,600 -1.2% 1.56 US$123,818
2023-11-03 2023-11-03 S Sale Large shareholder
148,300 -2.2%
1.73
US$256,470
148,300 -2.2% 1.73 US$256,470
2023-11-03 2023-11-02 S Sale Large shareholder
133,700 -1.9%
1.73
US$231,956
133,700 -1.9% 1.73 US$231,956
2023-11-03 2023-11-01 S Sale Large shareholder
123,400 -1.7%
1.62
US$199,674
123,400 -1.7% 1.62 US$199,674
2023-10-31 2023-10-31 S Sale Large shareholder
141,900 -2.0%
1.69
US$239,300
141,900 -2.0% 1.69 US$239,300
2023-10-31 2023-10-30 S Sale Large shareholder
157,000 -2.1%
1.65
US$259,537
157,000 -2.1% 1.65 US$259,537
2023-10-31 2023-10-27 S Sale Large shareholder
92,500 -1.2%
1.59
US$146,677
92,500 -1.2% 1.59 US$146,677
2023-10-26 2023-10-26 S Sale Large shareholder
77,960 -1.0%
1.80
US$140,577
77,960 -1.0% 1.80 US$140,577
2023-10-26 2023-10-25 S Sale Large shareholder
67,213 -0.9%
1.76
US$118,382
67,213 -0.9% 1.76 US$118,382
2023-10-26 2023-10-24 S Sale Large shareholder
176,300 -2.2%
1.75
US$308,613
176,300 -2.2% 1.75 US$308,613
2023-10-23 2023-10-23 S Sale Large shareholder
160,300 -2.0%
1.83
US$293,429
160,300 -2.0% 1.83 US$293,429
2023-10-23 2023-10-20 S Sale Large shareholder
87,200 -1.1%
1.92
US$167,834
87,200 -1.1% 1.92 US$167,834
2023-10-23 2023-10-19 S Sale Large shareholder
200,000 -2.4%
2.19
US$438,700
200,000 -2.4% 2.19 US$438,700
2023-10-18 2023-10-18 S Sale Large shareholder
125,100 -1.5%
2.28
US$285,403
125,100 -1.5% 2.28 US$285,403
2023-10-18 2023-10-17 S Sale Large shareholder
106,400 -1.2%
2.83
US$301,357
106,400 -1.2% 2.83 US$301,357
2023-10-18 2023-10-16 S Sale Large shareholder
215,543 -2.5%
2.87
US$618,630
215,543 -2.5% 2.87 US$618,630
2023-10-13 2023-10-13 S Sale Large shareholder
250,000 -2.8%
2.67
US$667,525
250,000 -2.8% 2.67 US$667,525
2023-10-13 2023-10-12 S Sale Large shareholder
143,088 -1.6%
2.63
US$377,008
143,088 -1.6% 2.63 US$377,008
2023-10-13 2023-10-12 S Sale Large shareholder
18,775 -0.2%
3.14
US$58,999
18,775 -0.2% 3.14 US$58,999
2023-10-13 2023-10-11 S Sale Large shareholder
75,000 -0.8%
3.84
US$288,285
75,000 -0.8% 3.84 US$288,285
2023-10-10 2023-10-10 S Sale Large shareholder
75,000 -0.8%
4.34
US$325,162
75,000 -0.8% 4.34 US$325,162
2023-10-10 2023-10-09 S Sale Large shareholder
75,000 -0.8%
4.20
US$315,225
75,000 -0.8% 4.20 US$315,225
2023-10-10 2023-10-06 S Sale Large shareholder
75,000 -0.8%
4.48
US$336,360
75,000 -0.8% 4.48 US$336,360
2023-10-10 2023-10-05 S Sale Large shareholder
52,621 -0.6%
4.76
US$250,718
52,621 -0.6% 4.76 US$250,718
2023-09-21 2023-09-19 S Sale Large shareholder
1,700,000 -45.1%
5.47
US$9,299,000
1,700,000 -45.1% 5.47 US$9,299,000
2022-09-08 2022-09-06 B Purchase Large shareholder
7,007 +0.1%
6.99
US$48,979
7,007 +0.1% 6.99 US$48,979