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Listed

1779 LONGBIO-B

LongBio Pharma (Suzhou) Co., Ltd.

A clinical-stage biopharmaceutical company established in 2020 and located in Shanghai and Changshu, Suzhou, China. It focuses on in-house discovery and development of biopharmaceuticals targeting allergic and autoimmune diseases. Its Core Product LP-003 is an anti-IgE antibody for allergic diseases, and its Key Product LP-005 is a bi-functional antibody fusion protein targeting C5 and C3b complement.

Overview

Company
LongBio Pharma (Suzhou) Co., Ltd.
Sector
Biotechnology / Biopharmaceuticals
Allocation mechanism
A
Listing date
Jun 5, 2026

Offer Details

Offer price
HKD 96.06
Board lot
50
Total offer shares
14,193,150
Hong Kong offer shares
1,419,350
International offer shares
12,773,800
Minimum application
50 shares
Gross proceeds
HKD 1,363,400,000
Net proceeds
HKD 1,254,900,000

Allocation Result

Valid applications
266,377
Subscription multiple
4,762.58x
One-lot success rate
2%
Successful applications
28,057

Basis of Allocation

Success Rate Trend

Each line runs from the lowest application tier to the highest tier within its own pool. Hover or tap a point for the exact tier.

Pool APool B
0%25%50%75%100%FewerMidMorePool A · Applied shares 50 · Applied lots 1 lots · Valid applications 51,154 · Successful applications 1,024 · Success rate 2%Pool A · 1 lotsSuccess rate 2%Pool A · Applied shares 100 · Applied lots 2 lots · Valid applications 27,227 · Successful applications 679 · Success rate 2.49%Pool A · 2 lotsSuccess rate 2.49%Pool A · Applied shares 150 · Applied lots 3 lots · Valid applications 5,797 · Successful applications 165 · Success rate 2.85%Pool A · 3 lotsSuccess rate 2.85%Pool A · Applied shares 200 · Applied lots 4 lots · Valid applications 5,425 · Successful applications 169 · Success rate 3.12%Pool A · 4 lotsSuccess rate 3.12%Pool A · Applied shares 250 · Applied lots 5 lots · Valid applications 4,451 · Successful applications 149 · Success rate 3.35%Pool A · 5 lotsSuccess rate 3.35%Pool A · Applied shares 300 · Applied lots 6 lots · Valid applications 3,614 · Successful applications 128 · Success rate 3.54%Pool A · 6 lotsSuccess rate 3.54%Pool A · Applied shares 350 · Applied lots 7 lots · Valid applications 2,817 · Successful applications 105 · Success rate 3.73%Pool A · 7 lotsSuccess rate 3.73%Pool A · Applied shares 400 · Applied lots 8 lots · Valid applications 2,587 · Successful applications 100 · Success rate 3.87%Pool A · 8 lotsSuccess rate 3.87%Pool A · Applied shares 450 · Applied lots 9 lots · Valid applications 1,718 · Successful applications 69 · Success rate 4.02%Pool A · 9 lotsSuccess rate 4.02%Pool A · Applied shares 500 · Applied lots 10 lots · Valid applications 17,860 · Successful applications 741 · Success rate 4.15%Pool A · 10 lotsSuccess rate 4.15%Pool A · Applied shares 600 · Applied lots 12 lots · Valid applications 2,605 · Successful applications 115 · Success rate 4.41%Pool A · 12 lotsSuccess rate 4.41%Pool A · Applied shares 700 · Applied lots 14 lots · Valid applications 2,131 · Successful applications 99 · Success rate 4.65%Pool A · 14 lotsSuccess rate 4.65%Pool A · Applied shares 800 · Applied lots 16 lots · Valid applications 2,255 · Successful applications 109 · Success rate 4.83%Pool A · 16 lotsSuccess rate 4.83%Pool A · Applied shares 900 · Applied lots 18 lots · Valid applications 2,417 · Successful applications 121 · Success rate 5.01%Pool A · 18 lotsSuccess rate 5.01%Pool A · Applied shares 1,000 · Applied lots 20 lots · Valid applications 12,501 · Successful applications 647 · Success rate 5.18%Pool A · 20 lotsSuccess rate 5.18%Pool A · Applied shares 1,500 · Applied lots 30 lots · Valid applications 5,728 · Successful applications 337 · Success rate 5.88%Pool A · 30 lotsSuccess rate 5.88%Pool A · Applied shares 2,000 · Applied lots 40 lots · Valid applications 5,249 · Successful applications 338 · Success rate 6.44%Pool A · 40 lotsSuccess rate 6.44%Pool A · Applied shares 2,500 · Applied lots 50 lots · Valid applications 3,749 · Successful applications 259 · Success rate 6.91%Pool A · 50 lotsSuccess rate 6.91%Pool A · Applied shares 3,000 · Applied lots 60 lots · Valid applications 3,635 · Successful applications 267 · Success rate 7.35%Pool A · 60 lotsSuccess rate 7.35%Pool A · Applied shares 3,500 · Applied lots 70 lots · Valid applications 2,555 · Successful applications 197 · Success rate 7.71%Pool A · 70 lotsSuccess rate 7.71%Pool A · Applied shares 4,000 · Applied lots 80 lots · Valid applications 2,555 · Successful applications 205 · Success rate 8.02%Pool A · 80 lotsSuccess rate 8.02%Pool A · Applied shares 4,500 · Applied lots 90 lots · Valid applications 2,094 · Successful applications 175 · Success rate 8.36%Pool A · 90 lotsSuccess rate 8.36%Pool A · Applied shares 5,000 · Applied lots 100 lots · Valid applications 4,918 · Successful applications 424 · Success rate 8.62%Pool A · 100 lotsSuccess rate 8.62%Pool A · Applied shares 6,000 · Applied lots 120 lots · Valid applications 3,647 · Successful applications 333 · Success rate 9.13%Pool A · 120 lotsSuccess rate 9.13%Pool A · Applied shares 7,000 · Applied lots 140 lots · Valid applications 2,614 · Successful applications 251 · Success rate 9.6%Pool A · 140 lotsSuccess rate 9.6%Pool A · Applied shares 8,000 · Applied lots 160 lots · Valid applications 2,314 · Successful applications 232 · Success rate 10.03%Pool A · 160 lotsSuccess rate 10.03%Pool A · Applied shares 9,000 · Applied lots 180 lots · Valid applications 2,165 · Successful applications 225 · Success rate 10.39%Pool A · 180 lotsSuccess rate 10.39%Pool A · Applied shares 10,000 · Applied lots 200 lots · Valid applications 14,544 · Successful applications 1,559 · Success rate 10.72%Pool A · 200 lotsSuccess rate 10.72%Pool A · Applied shares 20,000 · Applied lots 400 lots · Valid applications 9,347 · Successful applications 1,249 · Success rate 13.36%Pool A · 400 lotsSuccess rate 13.36%Pool A · Applied shares 30,000 · Applied lots 600 lots · Valid applications 7,263 · Successful applications 1,103 · Success rate 15.19%Pool A · 600 lotsSuccess rate 15.19%Pool A · Applied shares 40,000 · Applied lots 800 lots · Valid applications 5,370 · Successful applications 894 · Success rate 16.65%Pool A · 800 lotsSuccess rate 16.65%Pool A · Applied shares 50,000 · Applied lots 1,000 lots · Valid applications 9,667 · Successful applications 1,726 · Success rate 17.85%Pool A · 1,000 lotsSuccess rate 17.85%Pool B · Applied shares 60,000 · Applied lots 1,200 lots · Valid applications 8,776 · Successful applications 2,107 · Success rate 24.01%Pool B · 1,200 lotsSuccess rate 24.01%Pool B · Applied shares 70,000 · Applied lots 1,400 lots · Valid applications 3,101 · Successful applications 824 · Success rate 26.57%Pool B · 1,400 lotsSuccess rate 26.57%Pool B · Applied shares 80,000 · Applied lots 1,600 lots · Valid applications 2,312 · Successful applications 671 · Success rate 29.02%Pool B · 1,600 lotsSuccess rate 29.02%Pool B · Applied shares 90,000 · Applied lots 1,800 lots · Valid applications 1,923 · Successful applications 603 · Success rate 31.36%Pool B · 1,800 lotsSuccess rate 31.36%Pool B · Applied shares 100,000 · Applied lots 2,000 lots · Valid applications 8,879 · Successful applications 2,980 · Success rate 33.56%Pool B · 2,000 lotsSuccess rate 33.56%Pool B · Applied shares 200,000 · Applied lots 4,000 lots · Valid applications 4,254 · Successful applications 2,249 · Success rate 52.87%Pool B · 4,000 lotsSuccess rate 52.87%Pool B · Applied shares 300,000 · Applied lots 6,000 lots · Valid applications 1,758 · Successful applications 1,213 · Success rate 69%Pool B · 6,000 lotsSuccess rate 69%Pool B · Applied shares 400,000 · Applied lots 8,000 lots · Valid applications 976 · Successful applications 813 · Success rate 83.3%Pool B · 8,000 lotsSuccess rate 83.3%Pool B · Applied shares 500,000 · Applied lots 10,000 lots · Valid applications 630 · Successful applications 608 · Success rate 96.51%Pool B · 10,000 lotsSuccess rate 96.51%2%4.02%6.44%9.13%17.85%24.01%29.02%33.56%69%96.51%Applied lots: Fewer -> MoreSuccess rate
PoolApplied sharesSuccess rate
A

50

Applied lots: 1 · Valid applications: 51,154 · Successful applications: 1,024 · Allocated shares: 0-50 · Allocated lots: 0-1 · Allotted %: 2%

2%
A

100

Applied lots: 2 · Valid applications: 27,227 · Successful applications: 679 · Allocated shares: 0-50 · Allocated lots: 0-1 · Allotted %: 1.25%

2.49%
A

150

Applied lots: 3 · Valid applications: 5,797 · Successful applications: 165 · Allocated shares: 0-50 · Allocated lots: 0-1 · Allotted %: 0.95%

2.85%
A

200

Applied lots: 4 · Valid applications: 5,425 · Successful applications: 169 · Allocated shares: 0-50 · Allocated lots: 0-1 · Allotted %: 0.78%

3.12%
A

250

Applied lots: 5 · Valid applications: 4,451 · Successful applications: 149 · Allocated shares: 0-50 · Allocated lots: 0-1 · Allotted %: 0.67%

3.35%
A

300

Applied lots: 6 · Valid applications: 3,614 · Successful applications: 128 · Allocated shares: 0-50 · Allocated lots: 0-1 · Allotted %: 0.59%

3.54%
A

350

Applied lots: 7 · Valid applications: 2,817 · Successful applications: 105 · Allocated shares: 0-50 · Allocated lots: 0-1 · Allotted %: 0.53%

3.73%
A

400

Applied lots: 8 · Valid applications: 2,587 · Successful applications: 100 · Allocated shares: 0-50 · Allocated lots: 0-1 · Allotted %: 0.48%

3.87%
A

450

Applied lots: 9 · Valid applications: 1,718 · Successful applications: 69 · Allocated shares: 0-50 · Allocated lots: 0-1 · Allotted %: 0.45%

4.02%
A

500

Applied lots: 10 · Valid applications: 17,860 · Successful applications: 741 · Allocated shares: 0-50 · Allocated lots: 0-1 · Allotted %: 0.41%

4.15%
A

600

Applied lots: 12 · Valid applications: 2,605 · Successful applications: 115 · Allocated shares: 0-50 · Allocated lots: 0-1 · Allotted %: 0.37%

4.41%
A

700

Applied lots: 14 · Valid applications: 2,131 · Successful applications: 99 · Allocated shares: 0-50 · Allocated lots: 0-1 · Allotted %: 0.33%

4.65%
A

800

Applied lots: 16 · Valid applications: 2,255 · Successful applications: 109 · Allocated shares: 0-50 · Allocated lots: 0-1 · Allotted %: 0.3%

4.83%
A

900

Applied lots: 18 · Valid applications: 2,417 · Successful applications: 121 · Allocated shares: 0-50 · Allocated lots: 0-1 · Allotted %: 0.28%

5.01%
A

1,000

Applied lots: 20 · Valid applications: 12,501 · Successful applications: 647 · Allocated shares: 0-50 · Allocated lots: 0-1 · Allotted %: 0.26%

5.18%
A

1,500

Applied lots: 30 · Valid applications: 5,728 · Successful applications: 337 · Allocated shares: 0-50 · Allocated lots: 0-1 · Allotted %: 0.2%

5.88%
A

2,000

Applied lots: 40 · Valid applications: 5,249 · Successful applications: 338 · Allocated shares: 0-50 · Allocated lots: 0-1 · Allotted %: 0.16%

6.44%
A

2,500

Applied lots: 50 · Valid applications: 3,749 · Successful applications: 259 · Allocated shares: 0-50 · Allocated lots: 0-1 · Allotted %: 0.14%

6.91%
A

3,000

Applied lots: 60 · Valid applications: 3,635 · Successful applications: 267 · Allocated shares: 0-50 · Allocated lots: 0-1 · Allotted %: 0.12%

7.35%
A

3,500

Applied lots: 70 · Valid applications: 2,555 · Successful applications: 197 · Allocated shares: 0-50 · Allocated lots: 0-1 · Allotted %: 0.11%

7.71%
A

4,000

Applied lots: 80 · Valid applications: 2,555 · Successful applications: 205 · Allocated shares: 0-50 · Allocated lots: 0-1 · Allotted %: 0.1%

8.02%
A

4,500

Applied lots: 90 · Valid applications: 2,094 · Successful applications: 175 · Allocated shares: 0-50 · Allocated lots: 0-1 · Allotted %: 0.09%

8.36%
A

5,000

Applied lots: 100 · Valid applications: 4,918 · Successful applications: 424 · Allocated shares: 0-50 · Allocated lots: 0-1 · Allotted %: 0.09%

8.62%
A

6,000

Applied lots: 120 · Valid applications: 3,647 · Successful applications: 333 · Allocated shares: 0-50 · Allocated lots: 0-1 · Allotted %: 0.08%

9.13%
A

7,000

Applied lots: 140 · Valid applications: 2,614 · Successful applications: 251 · Allocated shares: 0-50 · Allocated lots: 0-1 · Allotted %: 0.07%

9.6%
A

8,000

Applied lots: 160 · Valid applications: 2,314 · Successful applications: 232 · Allocated shares: 0-50 · Allocated lots: 0-1 · Allotted %: 0.06%

10.03%
A

9,000

Applied lots: 180 · Valid applications: 2,165 · Successful applications: 225 · Allocated shares: 0-50 · Allocated lots: 0-1 · Allotted %: 0.06%

10.39%
A

10,000

Applied lots: 200 · Valid applications: 14,544 · Successful applications: 1,559 · Allocated shares: 0-50 · Allocated lots: 0-1 · Allotted %: 0.05%

10.72%
A

20,000

Applied lots: 400 · Valid applications: 9,347 · Successful applications: 1,249 · Allocated shares: 0-50 · Allocated lots: 0-1 · Allotted %: 0.03%

13.36%
A

30,000

Applied lots: 600 · Valid applications: 7,263 · Successful applications: 1,103 · Allocated shares: 0-50 · Allocated lots: 0-1 · Allotted %: 0.03%

15.19%
A

40,000

Applied lots: 800 · Valid applications: 5,370 · Successful applications: 894 · Allocated shares: 0-50 · Allocated lots: 0-1 · Allotted %: 0.02%

16.65%
A

50,000

Applied lots: 1,000 · Valid applications: 9,667 · Successful applications: 1,726 · Allocated shares: 0-50 · Allocated lots: 0-1 · Allotted %: 0.02%

17.85%
B

60,000

Applied lots: 1,200 · Valid applications: 8,776 · Successful applications: 2,107 · Allocated shares: 0-50 · Allocated lots: 0-1 · Allotted %: 0.02%

24.01%
B

70,000

Applied lots: 1,400 · Valid applications: 3,101 · Successful applications: 824 · Allocated shares: 0-50 · Allocated lots: 0-1 · Allotted %: 0.02%

26.57%
B

80,000

Applied lots: 1,600 · Valid applications: 2,312 · Successful applications: 671 · Allocated shares: 0-50 · Allocated lots: 0-1 · Allotted %: 0.02%

29.02%
B

90,000

Applied lots: 1,800 · Valid applications: 1,923 · Successful applications: 603 · Allocated shares: 0-50 · Allocated lots: 0-1 · Allotted %: 0.02%

31.36%
B

100,000

Applied lots: 2,000 · Valid applications: 8,879 · Successful applications: 2,980 · Allocated shares: 0-50 · Allocated lots: 0-1 · Allotted %: 0.02%

33.56%
B

200,000

Applied lots: 4,000 · Valid applications: 4,254 · Successful applications: 2,249 · Allocated shares: 0-50 · Allocated lots: 0-1 · Allotted %: 0.01%

52.87%
B

300,000

Applied lots: 6,000 · Valid applications: 1,758 · Successful applications: 1,213 · Allocated shares: 0-50 · Allocated lots: 0-1 · Allotted %: 0.01%

69%
B

400,000

Applied lots: 8,000 · Valid applications: 976 · Successful applications: 813 · Allocated shares: 0-50 · Allocated lots: 0-1 · Allotted %: 0.01%

83.3%
B

500,000

Applied lots: 10,000 · Valid applications: 630 · Successful applications: 608 · Allocated shares: 0-50 · Allocated lots: 0-1 · Allotted %: 0.01%

96.51%
B

600,000

Applied lots: 12,000 · Valid applications: 429 · Successful applications: - · Allocated shares: 50-100 · Allocated lots: 1-2 · Allotted %: 0.01%

-
B

709,650

Applied lots: 14,193 · Valid applications: 1,366 · Successful applications: - · Allocated shares: 50-100 · Allocated lots: 1-2 · Allotted %: 0.01%

-