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HCW Biologics Inc.

HCWB Net buying
CIK 0001828673 #5479 in the set updated 18 Sep 2026
Bought (120 mo)
$11.52M
out of their own pocket, the only kind of buying there is
Sold (120 mo)
$0.00
$0.00 on a plan · $0.00 straight out of an exercise
Sold at will
$0.00
0 of 0 sales
Net
+$11.52M
+$11.52M against sales at will

By person

10 insiders · 99 transactions
Insider
Role
Bought
Sold
Net
Holding
Worth
Change
Wong Hing C
Chief Executive Officer
$7.87M (21)
+$7.87M
125,845
$325.31K
GARRETT SCOTT T
Director
$1.51M (5)
+$1.51M
192,149
$496.71K
Byam Rebecca
Chief Financial Officer
$1.46M (31)
+$1.46M
57,245
$147.98K
Flowers Lee
SVP of Business Development
$415.59K (7)
+$415.59K
8,691
$22.47K
Rhode Peter
See Remarks
$100.00K (1)
+$100.00K
77,500
$200.34K
+126.0%
Winer Gary M
Director
$89.26K (18)
+$89.26K
4,075
$10.53K
Greene Rick S.
Director
$49.87K (3)
+$49.87K
2,066
$5.34K
Jiao Jin-an
VP of Development
$24.15K (1)
+$24.15K
45,141
$116.69K
+119.4%
Giles Lisa M.
Director
35,815
$92.58K
+35,715%
Medmira Capital Ltd. entity
10% owner
0
$0.00

No percentages here. This company's share count has moved by a factor of 24.5 over the window, from 1,836,324 to 44,934,120 shares. A split, a merger or a large issue changes what the company is, and a holding measured at one point in that run is not a fraction of it at another.

Insider
Date
Role
Action
Shares
Price
Amount
GARRETT SCOTT T
29 Jul 2026
Director
Buy indirect
7,736
$2.59
$20.00K
Flowers Lee
29 Jul 2026
SVP of Business Development
Buy
7,736
$2.59
$20.00K
Wong Hing C
29 Jul 2026
Chief Executive Officer
Buy
23,210
$2.59
$60.00K
Byam Rebecca
22 May 2026
Chief Financial Officer
Buy
14,235
$1.41
$20.00K
GARRETT SCOTT T
22 May 2026
Director
Buy indirect
177,936
$1.41
$250.00K
Wong Hing C
22 May 2026
Chief Executive Officer
Buy
113,879
$1.41
$160.00K
GARRETT SCOTT T
16 May 2025
Director
Buy
13,423
$7.45
$100.00K
Winer Gary M
16 May 2025
Director
Buy
1,342
$7.45
$10.00K
Wong Hing C
16 May 2025
Chief Executive Officer
Buy
8,054
$7.45
$60.00K
Greene Rick S.
8 May 2025
Director
Buy
962
$26.00
$25.01K
Flowers Lee
8 May 2025
SVP of Business Development
Buy
962
$26.00
$25.01K
Byam Rebecca
8 May 2025
Chief Financial Officer
Buy
8,462
$26.00
$220.01K
GARRETT SCOTT T
8 May 2025
Director
Buy
5,385
$26.00
$140.01K
Wong Hing C
8 May 2025
Chief Executive Officer
Buy
92,500
$26.00
$2.41M
Winer Gary M
8 May 2025
Director
Buy
2,308
$26.00
$60.01K
Rhode Peter
11 Dec 2023
See Remarks
Exercised, kept
14,000
$0.14
$1.96K
Flowers Lee
8 Dec 2023
SVP of Business Development
Exercised, kept
7,501
$0.14
$1.05K
Rhode Peter
17 Nov 2023
See Remarks
Exercised, kept
15,000
$0.14
$2.10K
Byam Rebecca
19 Oct 2023
Chief Financial Officer
Exercised, kept
47,249
$0.14
$6.61K
Winer Gary M
14 Sep 2023
Director
Buy
879
$2.05
$1.80K
Winer Gary M
14 Sep 2023
Director
Buy
162
$2.08
$336.96
Wong Hing C
14 Sep 2023
Chief Executive Officer
Buy
1,800
$2.08
$3.74K
Byam Rebecca
13 Sep 2023
Chief Financial Officer
Buy
5,000
$2.10
$10.49K
Winer Gary M
13 Sep 2023
Director
Buy
46
$2.00
$92.00
Winer Gary M
13 Sep 2023
Director
Buy
500
$2.05
$1.03K
Winer Gary M
12 Sep 2023
Director
Buy
500
$2.05
$1.02K
Byam Rebecca
12 Sep 2023
Chief Financial Officer
Buy
5,000
$2.09
$10.44K
Winer Gary M
11 Sep 2023
Director
Buy
99
$2.05
$202.95
Byam Rebecca
11 Sep 2023
Chief Financial Officer
Buy
5,000
$2.05
$10.27K
Byam Rebecca
8 Sep 2023
Chief Financial Officer
Buy
5,000
$2.02
$10.11K
Winer Gary M
8 Sep 2023
Director
Buy
1
$1.90
$1.90
Winer Gary M
7 Sep 2023
Director
Buy
63
$1.95
$122.85
Byam Rebecca
7 Sep 2023
Chief Financial Officer
Buy
5,000
$1.95
$9.74K
Byam Rebecca
6 Sep 2023
Chief Financial Officer
Buy
5,000
$1.95
$9.75K
Winer Gary M
5 Sep 2023
Director
Buy
400
$1.75
$700.00
Byam Rebecca
9 Jun 2023
Chief Financial Officer
Buy
20,000
$2.06
$41.29K
Byam Rebecca
8 Jun 2023
Chief Financial Officer
Buy
4,696
$2.21
$10.39K
Flowers Lee
8 Jun 2023
SVP of Business Development
Buy
10,000
$2.16
$21.57K
Flowers Lee
8 Jun 2023
SVP of Business Development
Exercised, kept
5,356
$0.14
$749.84
Byam Rebecca
7 Jun 2023
Chief Financial Officer
Buy
20,000
$2.03
$40.63K
Byam Rebecca
6 Jun 2023
Chief Financial Officer
Buy
19,062
$1.82
$34.78K
Byam Rebecca
5 Jun 2023
Chief Financial Officer
Buy
20,000
$1.67
$33.34K
Wong Hing C
2 Jun 2023
Chief Executive Officer
Buy
800
$1.54
$1.23K
Wong Hing C
1 Jun 2023
Chief Executive Officer
Buy
800
$1.62
$1.29K
Winer Gary M
31 May 2023
Director
Buy
500
$1.50
$750.00
Wong Hing C
31 May 2023
Chief Executive Officer
Buy
2,000
$1.55
$3.09K
Winer Gary M
30 May 2023
Director
Buy
850
$1.52
$1.29K
Wong Hing C
30 May 2023
Chief Executive Officer
Buy
3,000
$1.55
$4.66K
Byam Rebecca
26 May 2023
Chief Financial Officer
Buy
20,000
$1.66
$33.20K
Byam Rebecca
25 May 2023
Chief Financial Officer
Buy
20,000
$1.62
$32.35K
Byam Rebecca
24 May 2023
Chief Financial Officer
Buy
20,000
$1.61
$32.15K
Byam Rebecca
23 May 2023
Chief Financial Officer
Buy
5,036
$1.57
$7.89K
Byam Rebecca
22 May 2023
Chief Financial Officer
Buy
33,450
$1.53
$51.04K
Byam Rebecca
2 Nov 2022
Chief Financial Officer
Exercised, kept
33,750
$0.14
$4.73K
Byam Rebecca
14 Sep 2022
Chief Financial Officer
Buy
15,000
$2.58
$38.65K
Byam Rebecca
13 Sep 2022
Chief Financial Officer
Buy
15,000
$2.58
$38.65K
Byam Rebecca
12 Sep 2022
Chief Financial Officer
Buy
15,000
$2.65
$39.76K
Wong Hing C
9 Sep 2022
Chief Executive Officer
Buy
6,000
$2.70
$16.20K
Wong Hing C
8 Sep 2022
Chief Executive Officer
Buy
4,000
$2.67
$10.68K
Wong Hing C
7 Sep 2022
Chief Executive Officer
Buy
6,000
$2.58
$15.48K
Wong Hing C
2 Sep 2022
Chief Executive Officer
Buy
4,000
$2.55
$10.20K
Byam Rebecca
31 Aug 2022
Chief Financial Officer
Buy
10,000
$2.56
$25.57K
Byam Rebecca
30 Aug 2022
Chief Financial Officer
Buy
7,200
$2.55
$18.34K
Byam Rebecca
29 Aug 2022
Chief Financial Officer
Buy
10,000
$2.57
$25.66K
Byam Rebecca
26 Aug 2022
Chief Financial Officer
Buy
10,000
$2.54
$25.36K
Byam Rebecca
25 Aug 2022
Chief Financial Officer
Buy
40,300
$2.59
$104.52K
Byam Rebecca
24 Aug 2022
Chief Financial Officer
Buy
50,000
$2.50
$125.23K
Byam Rebecca
14 Jun 2022
Chief Financial Officer
Buy
58,856
$2.46
$144.99K
Byam Rebecca
13 Jun 2022
Chief Financial Officer
Buy
7,596
$2.08
$15.81K
Winer Gary M
10 Jun 2022
Director
Buy
1,500
$2.13
$3.20K
Wong Hing C
10 Jun 2022
Chief Executive Officer
Buy
1,520
$2.19
$3.33K
Wong Hing C
9 Jun 2022
Chief Executive Officer
Buy
2,000
$2.25
$4.49K
Winer Gary M
9 Jun 2022
Director
Buy
1,000
$2.20
$2.20K
Winer Gary M
8 Jun 2022
Director
Buy
1,000
$2.27
$2.27K
Winer Gary M
7 Jun 2022
Director
Buy
1,000
$2.10
$2.10K
Wong Hing C
7 Jun 2022
Chief Executive Officer
Buy
1,000
$2.31
$2.31K
Winer Gary M
6 Jun 2022
Director
Buy
1,000
$2.13
$2.13K
Greene Rick S.
2 Jun 2022
Director
Buy
4,800
$2.09
$10.04K
Jiao Jin-an
31 May 2022
VP of Development
Exercised, kept
1,714
$0.21
$359.94
Jiao Jin-an
31 May 2022
VP of Development
Exercised, kept
12,856
$0.14
$1.80K
Rhode Peter
14 Jan 2022
See Remarks
Exercised, kept
1
$0.14
$0.14
Rhode Peter
14 Jan 2022
See Remarks
Exercised, kept
1,714
$0.21
$359.94
Jiao Jin-an
6 Dec 2021
VP of Development
Buy
10,000
$2.42
$24.15K
Flowers Lee
1 Dec 2021
SVP of Business Development
Exercised, kept
4,285
$0.14
$599.90
Byam Rebecca
23 Nov 2021
Chief Financial Officer
Exercised, kept
27,000
$0.14
$3.78K
Wong Hing C
31 Aug 2021
Chief Executive Officer
Buy
3,830
$3.93
$15.07K
Wong Hing C
30 Aug 2021
Chief Executive Officer
Buy
6,000
$3.93
$23.60K
Wong Hing C
27 Aug 2021
Chief Executive Officer
Buy
6,000
$3.77
$22.62K
Wong Hing C
26 Aug 2021
Chief Executive Officer
Buy
6,500
$3.84
$24.97K
Greene Rick S.
25 Aug 2021
Director
Buy
3,611
$4.10
$14.82K
Flowers Lee
23 Aug 2021
SVP of Business Development
Buy
5,605
$3.95
$22.16K
Flowers Lee
20 Aug 2021
SVP of Business Development
Buy
7,853
$4.08
$32.07K
Byam Rebecca
19 Aug 2021
Chief Financial Officer
Buy
10,000
$4.40
$43.98K
Flowers Lee
19 Aug 2021
SVP of Business Development
Buy
10,532
$4.25
$44.79K
Wong Hing C
22 Jul 2021
Chief Executive Officer
Buy
627,500
$8.00
$5.02M
Byam Rebecca
22 Jul 2021
Chief Financial Officer
Buy
25,000
$8.00
$200.00K
Flowers Lee
22 Jul 2021
SVP of Business Development
Buy
31,250
$8.00
$250.00K
Rhode Peter
22 Jul 2021
See Remarks
Buy
12,500
$8.00
$100.00K
GARRETT SCOTT T
22 Jul 2021
Director
Buy indirect
125,000
$8.00
$1.00M

What was left out

Form 4 filings counted 94
Amendments (4/A) skipped 5
Filings about a different issuer 0
Unreadable filings 0
Joint filings 0
Sales on a Rule 10b5-1 plan 0
Sales straight out of an exercise 0
Sales at will 0
Transactions with no price 0
Shares from compensation/vesting 19,473,868
History held since 23 Jul 2021