BB Boundless Bio, Inc. Stock: price and management transactions · United States · SEC (Form 4)Follow the Boundless Bio, Inc. share price and the full management transaction log of the company, a listed equity based in United States. Shares trade on the US market, under the supervision of SEC (Form 4). Market capitalisation: €66.3m. The latest transaction was disclosed on 28 August 2026 (Cession). Among the most active insiders: TANG KEVIN. All data is openly available.
€465,281
22 ops.
Buy Volume
€116,587
3 ops.
Sell Volume
Buys €465,281 €116,587 Sells
This score ranks the purchase within its own market. No market currently meets the historical allocation criteria, so signals remain watch-only. Not investment advice.
Σ Sigma AI Analysis Fundamental view, insider signal, bull and bear case, synthesis.
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Last declaration on 28 August 2026
All Executives33 Thresholds0 Prospectus0 Other0
Declarations 33 total
▼ 10% Owner · Executives · 26 Aug 2026
18,300 shares @ US$2.97 Common Stock SEC:0001178579-26-000018:0
▲ 10% Owner · Executives · 17 Jul 2026
265 shares @ US$2.44 0.0012% mcap 0.1% of flow Common Stock SEC:0001178579-26-000017:0
Canonical exit: 15 Oct 2026 (T+90) ▲ 10% Owner · Executives · 20 Jul 2026
1,623 shares @ US$2.44 0.0072% mcap 0.7% of flow Common Stock SEC:0001178579-26-000017:1
Canonical exit: 18 Oct 2026 (T+90) ▲ 10% Owner · Executives · 21 Jul 2026
2,975 shares @ US$2.44 0.013% mcap 1.4% of flow Common Stock SEC:0001178579-26-000017:2
Canonical exit: 19 Oct 2026 (T+90) ▲ 10% Owner · Executives · 14 Jul 2026
43,878 shares @ US$2.43 0.19% mcap 20.6% of flow Common Stock SEC:0001178579-26-000015:0
Canonical exit: 12 Oct 2026 (T+90) ▲ 10% Owner · Executives · 15 Jul 2026
1,600 shares @ US$2.44 0.0070% mcap 0.8% of flow Common Stock SEC:0001178579-26-000015:1
Canonical exit: 13 Oct 2026 (T+90) ▲ 10% Owner · Executives · 16 Jul 2026
18,491 shares @ US$2.44 0.081% mcap 8.6% of flow Common Stock SEC:0001178579-26-000015:2
Canonical exit: 14 Oct 2026 (T+90) ▲ 10% Owner · Executives · 9 Jul 2026
7 shares @ US$2.48 0.0000% mcap 0.0% of flow Common Stock SEC:0001178579-26-000011:0
Canonical exit: 7 Oct 2026 (T+90) ▲ 10% Owner · Executives · 10 Jul 2026
43,367 shares @ US$2.43 0.19% mcap 28.9% of flow Common Stock SEC:0001178579-26-000011:1
Canonical exit: 8 Oct 2026 (T+90) ▲ 10% Owner · Executives · 13 Jul 2026
48,211 shares @ US$2.42 0.22% mcap 32.1% of flow Common Stock SEC:0001178579-26-000011:2
Canonical exit: 11 Oct 2026 (T+90) ▲ 10% Owner · Executives · 6 Jul 2026
27,062 shares @ US$2.49 0.12% mcap 47.5% of flow Common Stock SEC:0001178579-26-000010:0
Canonical exit: 4 Oct 2026 (T+90) ▲ 10% Owner · Executives · 7 Jul 2026
15,810 shares @ US$2.48 0.070% mcap 27.6% of flow Common Stock SEC:0001178579-26-000010:1
Canonical exit: 5 Oct 2026 (T+90) ▲ 10% Owner · Executives · 8 Jul 2026
14,338 shares @ US$2.46 0.063% mcap 24.9% of flow Common Stock SEC:0001178579-26-000010:2
Canonical exit: 6 Oct 2026 (T+90) ◇ 10% Owner · Executives · 1 Jul 2026
16,000 shares @ US$1.03 0.030% mcap 29.3% of flow Common Stock SEC:0001012975-26-000621:0
▼ 10% Owner · Executives · 1 Jul 2026
16,000 shares @ US$2.49 0.071% mcap 70.7% of flow Common Stock SEC:0001012975-26-000621:1
◇ 10% Owner · Executives · 1 Jul 2026
16,000 shares @ US$1.03 0.030% mcap 29.3% of flow Common Stock SEC:0001012975-26-000622:0
▼ 10% Owner · Executives · 1 Jul 2026
16,000 shares @ US$2.49 0.071% mcap 70.7% of flow Common Stock SEC:0001012975-26-000622:1
▲ 10% Owner · Executives · 30 Jun 2026
25,930 shares Common Stock SEC:0001178579-26-000009:0
Canonical exit: 28 Sept 2026 (T+90) ▲ 10% Owner · Executives · 30 Jun 2026
100 shares Common Stock SEC:0001178579-26-000009:1
Canonical exit: 28 Sept 2026 (T+90) ▲ 10% Owner · Executives · 1 Jul 2026
71,612 shares Common Stock SEC:0001178579-26-000009:2
Canonical exit: 29 Sept 2026 (T+90) ▲ 10% Owner · Executives · 2 Jul 2026
9,821 shares Common Stock SEC:0001178579-26-000009:3
Canonical exit: 30 Sept 2026 (T+90) ▲ 10% Owner · Executives · 25 Jun 2026
145,880 shares Common Stock SEC:0001178579-26-000008:0
Canonical exit: 23 Sept 2026 (T+90) ▲ 10% Owner · Executives · 25 Jun 2026
510 shares Common Stock SEC:0001178579-26-000008:1
Canonical exit: 23 Sept 2026 (T+90) ▲ 10% Owner · Executives · 26 Jun 2026
75,047 shares Common Stock SEC:0001178579-26-000008:2
Canonical exit: 24 Sept 2026 (T+90) ▲ 10% Owner · Executives · 26 Jun 2026
134 shares Common Stock SEC:0001178579-26-000008:3
Canonical exit: 24 Sept 2026 (T+90) 25 of 33 declarations
Load more (8 remaining) 关于 Boundless Bio, Inc. Boundless Bio, Inc. 是一家生物制药公司，专注于利用先进技术开发创新的癌症治疗方法。该公司在纳斯达克上市，股票代码为XNAS。